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annotate roundup/cgi/client.py @ 6976:3917ae82fb24

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flake8 - bare exceptions Converted two nested fallback capture any exception handlers from "except:" into "except Exception" and one into 'except ValueError' to handle a non-int passed to int().
author John Rouillard <rouilj@ieee.org>
date Wed, 14 Sep 2022 16:06:29 -0400
parents fe4a6ba98bfe
children ff2c8b430738
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 """WWW request handler (also used in the stand-alone server).
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2 """
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3 __docformat__ = 'restructuredtext'
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4
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5 import base64
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6 import binascii
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7 import cgi
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8 import codecs
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9 import email.utils
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10 import errno
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11 import logging
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12 import mimetypes
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13 import os
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14 import re
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15 import socket
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16 import stat
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17 import sys
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18 import time
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19
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20 from email.mime.multipart import MIMEMultipart
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21 from traceback import format_exc
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22 try:
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23 from OpenSSL.SSL import SysCallError
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24 except ImportError:
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25 class SysCallError(Exception):
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26 pass
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27
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28 import roundup.anypy.email_ # noqa: F401 -- patches for email library code
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29 import roundup.anypy.random_ as random_ # quality of random checked below
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30
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31 from roundup import hyperdb, rest, xmlrpc
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32
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33 from roundup.anypy import http_, urllib_, xmlrpc_
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34 from roundup.anypy.cookie_ import BaseCookie, CookieError, get_cookie_date, \
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35 SimpleCookie
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36 from roundup.anypy.html import html_escape
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37 from roundup.anypy.strings import s2b, b2s, bs2b, uchr, is_us
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38
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39 from roundup.cgi import accept_language, actions, cgitb, templating, \
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40 TranslationService
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41 from roundup.cgi.exceptions import (
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42 DetectorError, FormError, IndexerQueryError, NotFound, NotModified,
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43 Redirect, SendFile, SendStaticFile, SeriousError)
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44 from roundup.cgi.form_parser import FormParser
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45
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46 from roundup.exceptions import LoginError, Reject, RejectRaw, \
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47 Unauthorised, UsageError
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48
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49 from roundup.mailer import Mailer, MessageSendError
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50
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51 logger = logging.getLogger('roundup')
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52
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53 if not random_.is_weak:
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54 logger.debug("Importing good random generator")
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55 else:
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56 logger.warning("**SystemRandom not available. Using poor random generator")
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57
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58
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59 def initialiseSecurity(security):
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60 '''Create some Permissions and Roles on the security object
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61
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62 This function is directly invoked by security.Security.__init__()
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63 as a part of the Security object instantiation.
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64 '''
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65 p = security.addPermission(
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66 name="Web Access",
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67 description="User may access the web interface")
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68 security.addPermissionToRole('Admin', p)
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69
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70 p = security.addPermission(
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71 name="Rest Access",
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72 description="User may access the rest interface")
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73 security.addPermissionToRole('Admin', p)
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74
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75 p = security.addPermission(
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76 name="Xmlrpc Access",
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77 description="User may access the xmlrpc interface")
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78 security.addPermissionToRole('Admin', p)
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79
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80 # doing Role stuff through the web - make sure Admin can
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81 # TODO: deprecate this and use a property-based control
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82 p = security.addPermission(
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83 name="Web Roles",
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84 description="User may manipulate user Roles through the web")
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85 security.addPermissionToRole('Admin', p)
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86
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87
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88 def add_message(msg_list, msg, escape=True):
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89 if escape:
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90 msg = html_escape(msg, quote=False).replace('\n', '<br />\n')
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91 else:
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92 msg = msg.replace('\n', '<br />\n')
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93 msg_list.append(msg)
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94 return msg_list # for unittests
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95
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96
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97 default_err_msg = ''"""<html><head><title>An error has occurred</title></head>
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98 <body><h1>An error has occurred</h1>
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99 <p>A problem was encountered processing your request.
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100 The tracker maintainers have been notified of the problem.</p>
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101 </body></html>"""
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102
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103
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104 def seed_pseudorandom():
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105 '''A function to seed the default pseudorandom random number generator
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106 which is used to (at minimum):
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107 * generate part of email message-id
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108 * generate OTK for password reset
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109 * generate the temp recovery password
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110
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111 This function limits the scope of the 'import random' call
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112 as the random identifier is used throughout the code and
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113 can refer to SystemRandom.
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114 '''
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115 import random
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116 random.seed()
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117
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118
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119 class LiberalCookie(SimpleCookie):
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120 """ Python's SimpleCookie throws an exception if the cookie uses invalid
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121 syntax. Other applications on the same server may have done precisely
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122 this, preventing roundup from working through no fault of roundup.
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123 Numerous other python apps have run into the same problem:
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124
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125 trac: http://trac.edgewall.org/ticket/2256
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126 mailman: http://bugs.python.org/issue472646
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127
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128 This particular implementation comes from trac's solution to the
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129 problem. Unfortunately it requires some hackery in SimpleCookie's
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130 internals to provide a more liberal __set method.
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131 """
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132 def load(self, rawdata, ignore_parse_errors=True):
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133 if ignore_parse_errors:
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134 self.bad_cookies = []
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135 self._BaseCookie__set = self._loose_set
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136 SimpleCookie.load(self, rawdata)
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137 if ignore_parse_errors:
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138 self._BaseCookie__set = self._strict_set
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139 for key in self.bad_cookies:
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140 del self[key]
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141
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142 _strict_set = BaseCookie._BaseCookie__set
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143
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144 def _loose_set(self, key, real_value, coded_value):
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145 try:
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146 self._strict_set(key, real_value, coded_value)
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147 except CookieError:
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148 self.bad_cookies.append(key)
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149 dict.__setitem__(self, key, None)
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150
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151
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152 class Session:
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153 """
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154 Needs DB to be already opened by client
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155
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156 Session attributes at instantiation:
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157
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158 - "client" - reference to client for add_cookie function
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159 - "session_db" - session DB manager
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160 - "cookie_name" - name of the cookie with session id
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161 - "_sid" - session id for current user
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162 - "_data" - session data cache
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163
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164 session = Session(client)
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165 session.set(name=value)
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166 value = session.get(name)
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167
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168 session.destroy() # delete current session
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169 session.clean_up() # clean up session table
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170
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171 session.update(set_cookie=True, expire=3600*24*365)
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172 # refresh session expiration time, setting persistent
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173 # cookie if needed to last for 'expire' seconds
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174
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175 """
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176
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177 def __init__(self, client):
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178 self._data = {}
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179 self._sid = None
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180
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181 self.client = client
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182 self.session_db = client.db.getSessionManager()
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183
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184 # parse cookies for session id
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185 self.cookie_name = 'roundup_session_%s' % \
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186 re.sub('[^a-zA-Z]', '', client.instance.config.TRACKER_NAME)
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187 cookies = LiberalCookie(client.env.get('HTTP_COOKIE', ''))
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188 if self.cookie_name in cookies:
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diff changeset
189 try:
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190 self._sid = cookies[self.cookie_name].value
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191 self._data = self.session_db.getall(self._sid)
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192 except KeyError:
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193 self._sid = None
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194 # remove old cookie
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195 self.client.add_cookie(self.cookie_name, None)
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196
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197 def _gen_sid(self):
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198 """ generate a unique session key """
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199 while 1:
6082
a3221c686736 changing the sid after checking for collisions defeats the purpose
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parents: 6053
diff changeset
200 s = b2s(binascii.b2a_base64(random_.token_bytes(32)).strip()).rstrip('=')
3989
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201 if not self.session_db.exists(s):
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202 break
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203
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204 return s
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205
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diff changeset
206 def clean_up(self):
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207 """Remove expired sessions"""
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208 self.session_db.clean()
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209
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210 def destroy(self):
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211 self.client.add_cookie(self.cookie_name, None)
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212 self._data = {}
6147
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diff changeset
213 if self._sid:
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diff changeset
214 self.session_db.destroy(self._sid)
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215 self.session_db.commit()
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216
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217 def get(self, name, default=None):
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218 return self._data.get(name, default)
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219
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220 def set(self, **kwargs):
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221 self._data.update(kwargs)
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222 if not self._sid:
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223 self._sid = self._gen_sid()
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224 self.session_db.set(self._sid, **self._data)
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225 # add session cookie
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226 self.update(set_cookie=True)
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227
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diff changeset
228 # XXX added when patching 1.4.4 for backward compatibility
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229 # XXX remove
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230 self.client.session = self._sid
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diff changeset
231 else:
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diff changeset
232 self.session_db.set(self._sid, **self._data)
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diff changeset
233 self.session_db.commit()
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234
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235 def update(self, set_cookie=False, expire=None):
4065
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diff changeset
236 """ update timestamp in db to avoid expiration
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237
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diff changeset
238 if 'set_cookie' is True, set cookie with 'expire' seconds lifetime
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diff changeset
239 if 'expire' is None - session will be closed with the browser
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
240
3989
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diff changeset
241 XXX the session can be purged within a week even if a cookie
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diff changeset
242 lifetime is longer
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diff changeset
243 """
3989
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diff changeset
244 self.session_db.updateTimestamp(self._sid)
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diff changeset
245 self.session_db.commit()
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diff changeset
246
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diff changeset
247 if set_cookie:
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diff changeset
248 self.client.add_cookie(self.cookie_name, self._sid, expire=expire)
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diff changeset
249
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parents: 6897
diff changeset
250
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diff changeset
251 # import from object as well so it's a new style object and I can use super()
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diff changeset
252 class BinaryFieldStorage(cgi.FieldStorage, object):
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diff changeset
253 '''This class works around the bug https://bugs.python.org/issue27777.
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254
5656
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diff changeset
255 cgi.FieldStorage must save all data as binary/bytes. This is
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parents: 5655
diff changeset
256 needed for handling json and xml data blobs under python
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diff changeset
257 3. Under python 2, str and binary are interchangable, not so
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diff changeset
258 under 3.
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diff changeset
259 '''
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diff changeset
260 def make_file(self, mode=None):
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diff changeset
261 ''' work around https://bugs.python.org/issue27777 '''
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diff changeset
262 import tempfile
5671
f60c44563c3a Adjust make_file override to use binary files only when needed.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5666
diff changeset
263 if self.length >= 0:
f60c44563c3a Adjust make_file override to use binary files only when needed.
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parents: 5666
diff changeset
264 return tempfile.TemporaryFile("wb+")
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diff changeset
265 return super(BinaryFieldStorage, self).make_file()
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diff changeset
266
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diff changeset
267
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parents:
diff changeset
268 class Client:
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parents: 4064
diff changeset
269 """Instantiate to handle one CGI request.
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parents:
diff changeset
270
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parents: 1236
diff changeset
271 See inner_main for request processing.
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parents:
diff changeset
272
1244
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diff changeset
273 Client attributes at instantiation:
2005
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parents: 2004
diff changeset
274
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parents: 2004
diff changeset
275 - "path" is the PATH_INFO inside the instance (with no leading '/')
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parents: 2004
diff changeset
276 - "base" is the base URL for the instance
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parents: 2004
diff changeset
277 - "form" is the cgi form, an instance of FieldStorage from the standard
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parents: 2004
diff changeset
278 cgi module
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parents: 2004
diff changeset
279 - "additional_headers" is a dictionary of additional HTTP headers that
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Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
280 should be sent to the client
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parents: 2004
diff changeset
281 - "response_code" is the HTTP response code to send to the client
2557
ff02e9851592 translator object must be Roundup Translation Service...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2514
diff changeset
282 - "translator" is TranslationService instance
5201
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parents: 5188
diff changeset
283 - "client-nonce" is a unique value for this client connection. Can be
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John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
284 used as a nonce for CSP headers and to sign javascript code
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John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
285 presented to the browser. This is different from the CSRF nonces
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diff changeset
286 and can not be used for anti-csrf measures.
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287
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288 During the processing of a request, the following attributes are used:
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289
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290 - "db"
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291 - "_error_message" holds a list of error messages
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292 - "_ok_message" holds a list of OK messages
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293 - "session" is deprecated in favor of session_api (XXX remove)
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294 - "session_api" is the interface to store data in session
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295 - "user" is the current user's name
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296 - "userid" is the current user's id
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297 - "template" is the current :template context
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298 - "classname" is the current class context name
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diff changeset
299 - "nodeid" is the current context item id
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300
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diff changeset
301 Note: _error_message and _ok_message should not be modified
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diff changeset
302 directly, use add_ok_message and add_error_message, these, by
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diff changeset
303 default, escape the message added to avoid XSS security issues.
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parents: 4851
diff changeset
304
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diff changeset
305 User Identification:
3989
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diff changeset
306 Users that are absent in session data are anonymous and are logged
5201
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parents: 5188
diff changeset
307 in as that user. This typically gives them all Permissions assigned
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diff changeset
308 to the Anonymous Role.
1244
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diff changeset
309
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310 Every user is assigned a session. "session_api" is the interface
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diff changeset
311 to work with session data.
1420
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diff changeset
312
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diff changeset
313 Special form variables:
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diff changeset
314 Note that in various places throughout this code, special form
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diff changeset
315 variables of the form :<name> are used. The colon (":") part may
1436
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diff changeset
316 actually be one of either ":" or "@".
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diff changeset
317 """
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318
2279
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319 # charset used for data storage and form templates
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diff changeset
320 # Note: must be in lower case for comparisons!
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diff changeset
321 # XXX take this from instance.config?
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diff changeset
322 STORAGE_CHARSET = 'utf-8'
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diff changeset
323
1421
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diff changeset
324 #
1420
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diff changeset
325 # special form variables
1421
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diff changeset
326 #
1436
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diff changeset
327 FV_TEMPLATE = re.compile(r'[@:]template')
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diff changeset
328 FV_OK_MESSAGE = re.compile(r'[@:]ok_message')
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diff changeset
329 FV_ERROR_MESSAGE = re.compile(r'[@:]error_message')
1421
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330
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parents: 1420
diff changeset
331 # Note: index page stuff doesn't appear here:
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parents: 1420
diff changeset
332 # columns, sort, sortdir, filter, group, groupdir, search_text,
90bb11eb40dc oops, forgot the templating :)
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parents: 1420
diff changeset
333 # pagesize, startwith
1420
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diff changeset
334
3760
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parents: 3736
diff changeset
335 # list of network error codes that shouldn't be reported to tracker admin
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diff changeset
336 # (error descriptions from FreeBSD intro(2))
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diff changeset
337 IGNORE_NET_ERRORS = (
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diff changeset
338 # A write on a pipe, socket or FIFO for which there is
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parents: 3736
diff changeset
339 # no process to read the data.
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parents: 3736
diff changeset
340 errno.EPIPE,
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parents: 3736
diff changeset
341 # A connection was forcibly closed by a peer.
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parents: 3736
diff changeset
342 # This normally results from a loss of the connection
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parents: 3736
diff changeset
343 # on the remote socket due to a timeout or a reboot.
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parents: 3736
diff changeset
344 errno.ECONNRESET,
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parents: 3736
diff changeset
345 # Software caused connection abort. A connection abort
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Alexander Smishlajev <a1s@users.sourceforge.net>
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diff changeset
346 # was caused internal to your host machine.
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parents: 3736
diff changeset
347 errno.ECONNABORTED,
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diff changeset
348 # A connect or send request failed because the connected party
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Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
349 # did not properly respond after a period of time.
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diff changeset
350 errno.ETIMEDOUT,
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Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
351 )
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parents: 3736
diff changeset
352
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diff changeset
353 # Cache_Control[key] = Cache-Control header value
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354 # Key can be explicitly file basename - value applied to just that file
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355 # takes precedence over mime type.
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diff changeset
356 # Key can be mime type - all files of that mimetype will get the value
6546
c58c7cd31243 issue2550991 - Some mechanism to set expiration header or max age for static resources
John Rouillard <rouilj@ieee.org>
parents: 6544
diff changeset
357 Cache_Control = {
6974
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diff changeset
358 'application/javascript': "public, max-age=1209600", # 2 weeks
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parents: 6897
diff changeset
359 'text/javascript': "public, max-age=1209600", # 2 weeks
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diff changeset
360 'text/css': "public, max-age=4838400", # 8 weeks/2 mnths
6546
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diff changeset
361 }
6458
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diff changeset
362
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363 # list of valid http compression (Content-Encoding) algorithms
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diff changeset
364 # we have available
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diff changeset
365 compressors = []
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366 try:
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367 # Only one provided by standard library
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diff changeset
368 import gzip
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369 compressors.append('gzip')
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diff changeset
370 except ImportError:
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diff changeset
371 pass
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parents: 6447
diff changeset
372 try:
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diff changeset
373 import brotli
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374 compressors.append('br')
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diff changeset
375 except ImportError:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
376 pass
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
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parents: 6447
diff changeset
377 try:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
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parents: 6447
diff changeset
378 import zstd
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diff changeset
379 compressors.append('zstd')
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diff changeset
380 except ImportError:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
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diff changeset
381 pass
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John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
382
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
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parents: 6447
diff changeset
383 # mime types of files that are already compressed and should not be
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John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
384 # compressed on the fly. Can be extended/reduced using interfaces.py.
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parents: 6447
diff changeset
385 # This excludes types from being compressed. Should we have a list
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parents: 6447
diff changeset
386 # of mime types we should compress? write_html() calls compress_encode
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parents: 6447
diff changeset
387 # which uses this without a content-type so that's an issue.
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parents: 6447
diff changeset
388 # Also for text based data, might have charset too so need to parse
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John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
389 # content-type.
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parents: 6897
diff changeset
390 precompressed_mime_types = ["image/png", "image/jpeg"]
6458
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diff changeset
391
2467
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
392 def __init__(self, instance, request, env, form=None, translator=None):
5356
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parents: 5350
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393 # re-seed the random number generator. Is this is an instance of
91954be46a66 A real fix for the problem where:
John Rouillard <rouilj@ieee.org>
parents: 5350
diff changeset
394 # random.SystemRandom it has no effect.
5488
52cb53eedf77 reworked random number use
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5475
diff changeset
395 random_.seed()
5356
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parents: 5350
diff changeset
396 # So we also seed the pseudorandom random source obtained from
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diff changeset
397 # import random
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parents: 5350
diff changeset
398 # to make sure that every forked copy of the client will return
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parents: 5350
diff changeset
399 # new random numbers.
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parents: 5350
diff changeset
400 seed_pseudorandom()
2230
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parents: 2183
diff changeset
401 self.start = time.time()
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parents:
diff changeset
402 self.instance = instance
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parents:
diff changeset
403 self.request = request
55ab0c5b49f9 New CGI interface support
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parents:
diff changeset
404 self.env = env
6974
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John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
405 if translator is not None:
6658
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Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
406 self.setTranslator(translator)
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
407 # XXX we should set self.language to "translator"'s language,
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
408 # but how to get it ?
408fd477761f Add i18n object to roundupdb.Database
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parents: 6656
diff changeset
409 self.language = ""
6974
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parents: 6897
diff changeset
410 else:
6658
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Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
411 self.setTranslator(TranslationService.NullTranslationService())
6974
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diff changeset
412 self.language = "" # as is the default from determine_language
6658
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parents: 6656
diff changeset
413
1799
071ea6fc803f Extracted duplicated mail-sending code...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1798
diff changeset
414 self.mailer = Mailer(instance.config)
5166
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Ralf Schlatterbeck <rsc@runtux.com>
parents: 5165
diff changeset
415 # If True the form contents wins over the database contents when
232c74973a56 issue1408570: fix that form values are lost
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5165
diff changeset
416 # rendering html properties. This is set when an error occurs so
232c74973a56 issue1408570: fix that form values are lost
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5165
diff changeset
417 # that we don't lose submitted form contents.
232c74973a56 issue1408570: fix that form values are lost
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parents: 5165
diff changeset
418 self.form_wins = False
1004
5f12d3259f31 logout works better now
Richard Jones <richard@users.sourceforge.net>
parents: 1003
diff changeset
419
1157
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Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
420 # save off the path
985
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parents:
diff changeset
421 self.path = env['PATH_INFO']
1004
5f12d3259f31 logout works better now
Richard Jones <richard@users.sourceforge.net>
parents: 1003
diff changeset
422
1398
b3e1e9ab0500 fixed cookie path to use TRACKER_WEB [SF#667020]
Richard Jones <richard@users.sourceforge.net>
parents: 1393
diff changeset
423 # this is the base URL for this tracker
1157
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
424 self.base = self.instance.config.TRACKER_WEB
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
425
4586
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
426 # should cookies be secure?
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
427 self.secure = self.base.startswith('https')
4586
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
428
6249
3b62c35e824d client.py fix comment typo
John Rouillard <rouilj@ieee.org>
parents: 6211
diff changeset
429 # check the tracker_web setting
2183
ac24a9c74cca be paranoid about TRACKER_WEB
Richard Jones <richard@users.sourceforge.net>
parents: 2137
diff changeset
430 if not self.base.endswith('/'):
ac24a9c74cca be paranoid about TRACKER_WEB
Richard Jones <richard@users.sourceforge.net>
parents: 2137
diff changeset
431 self.base = self.base + '/'
ac24a9c74cca be paranoid about TRACKER_WEB
Richard Jones <richard@users.sourceforge.net>
parents: 2137
diff changeset
432
1398
b3e1e9ab0500 fixed cookie path to use TRACKER_WEB [SF#667020]
Richard Jones <richard@users.sourceforge.net>
parents: 1393
diff changeset
433 # this is the "cookie path" for this tracker (ie. the path part of
b3e1e9ab0500 fixed cookie path to use TRACKER_WEB [SF#667020]
Richard Jones <richard@users.sourceforge.net>
parents: 1393
diff changeset
434 # the "base" url)
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
435 self.cookie_path = urllib_.urlparse(self.base)[2]
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
436 # cookies to set in http responce
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
437 # {(path, name): (value, expire)}
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
438 self._cookies = {}
1398
b3e1e9ab0500 fixed cookie path to use TRACKER_WEB [SF#667020]
Richard Jones <richard@users.sourceforge.net>
parents: 1393
diff changeset
439
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
440 # define a unique nonce. Can be used for Content Security Policy
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
441 # nonces for scripts.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
442 self.client_nonce = self._gen_nonce()
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
443
1157
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
444 # see if we need to re-parse the environment for the form (eg Zope)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
445 if form is None:
5608
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
446 # cgi.FieldStorage doesn't special case OPTIONS, DELETE or
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
447 # PATCH verbs. They are processed like POST. So FieldStorage
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
448 # hangs on these verbs trying to read posted data that
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
449 # will never arrive.
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
450 # If not defined, set CONTENT_LENGTH to 0 so it doesn't
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
451 # hang reading the data.
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
452 if self.env['REQUEST_METHOD'] in ['OPTIONS', 'DELETE', 'PATCH']:
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
453 if 'CONTENT_LENGTH' not in self.env:
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
454 self.env['CONTENT_LENGTH'] = 0
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
455 logger.debug("Setting CONTENT_LENGTH to 0 for method: %s",
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
456 self.env['REQUEST_METHOD'])
5608
5df309febe49 Path to support OPTIONS verb when using rest interface via
John Rouillard <rouilj@ieee.org>
parents: 5603
diff changeset
457
5653
ba67e397f063 Fix string/bytes issues under python 3.
John Rouillard <rouilj@ieee.org>
parents: 5624
diff changeset
458 # cgi.FieldStorage must save all data as
5656
d26d2590cd8c Implement different workaround for https://bugs.python.org/issue27777
John Rouillard <rouilj@ieee.org>
parents: 5655
diff changeset
459 # binary/bytes. Subclass BinaryFieldStorage does this.
d26d2590cd8c Implement different workaround for https://bugs.python.org/issue27777
John Rouillard <rouilj@ieee.org>
parents: 5655
diff changeset
460 # It's a workaround for a bug in cgi.FieldStorage. See class
d26d2590cd8c Implement different workaround for https://bugs.python.org/issue27777
John Rouillard <rouilj@ieee.org>
parents: 5655
diff changeset
461 # def for details.
d26d2590cd8c Implement different workaround for https://bugs.python.org/issue27777
John Rouillard <rouilj@ieee.org>
parents: 5655
diff changeset
462 self.form = BinaryFieldStorage(fp=request.rfile, environ=env)
5554
a06a88ed38ae Fake a list property to prevent "Error: not indexable".
martin.v.loewis <martin.v.loewis>
parents: 5549
diff changeset
463 # In some case (e.g. content-type application/xml), cgi
a06a88ed38ae Fake a list property to prevent "Error: not indexable".
martin.v.loewis <martin.v.loewis>
parents: 5549
diff changeset
464 # will not parse anything. Fake a list property in this case
a06a88ed38ae Fake a list property to prevent "Error: not indexable".
martin.v.loewis <martin.v.loewis>
parents: 5549
diff changeset
465 if self.form.list is None:
a06a88ed38ae Fake a list property to prevent "Error: not indexable".
martin.v.loewis <martin.v.loewis>
parents: 5549
diff changeset
466 self.form.list = []
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
467 else:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
468 self.form = form
1157
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
469
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
470 # turn debugging on/off
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
471 try:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
472 self.debug = int(env.get("ROUNDUP_DEBUG", 0))
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
473 except ValueError:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
474 # someone gave us a non-int debug level, turn it off
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
475 self.debug = 0
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
476
1157
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
477 # flag to indicate that the HTTP headers have been sent
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
478 self.headers_done = 0
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
479
1120
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
480 # additional headers to send with the request - must be registered
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
481 # before the first write
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
482 self.additional_headers = {}
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
483 self.response_code = 200
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
484
2947
e611be5ee6c4 initialize self.charset early to enable html output for tracebacks...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2946
diff changeset
485 # default character set
e611be5ee6c4 initialize self.charset early to enable html output for tracebacks...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2946
diff changeset
486 self.charset = self.STORAGE_CHARSET
e611be5ee6c4 initialize self.charset early to enable html output for tracebacks...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2946
diff changeset
487
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
488 # parse cookies (used for charset lookups)
3916
57ad3e2c2545 handle bad cookies
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3900
diff changeset
489 # use our own LiberalCookie to handle bad apps on the same
57ad3e2c2545 handle bad cookies
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3900
diff changeset
490 # server that have set cookies that are out of spec
57ad3e2c2545 handle bad cookies
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3900
diff changeset
491 self.cookie = LiberalCookie(self.env.get('HTTP_COOKIE', ''))
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
492
2928
81c99c857b57 applied patch [SF#1067690]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2923
diff changeset
493 self.user = None
81c99c857b57 applied patch [SF#1067690]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2923
diff changeset
494 self.userid = None
2948
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
495 self.nodeid = None
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
496 self.classname = None
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
497 self.template = None
2928
81c99c857b57 applied patch [SF#1067690]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2923
diff changeset
498
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
499 def _gen_nonce(self):
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
500 """ generate a unique nonce """
5488
52cb53eedf77 reworked random number use
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5475
diff changeset
501 n = b2s(base64.b32encode(random_.token_bytes(40)))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
502 return n
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
503
2467
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
504 def setTranslator(self, translator=None):
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
505 """Replace the translation engine
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
506
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
507 'translator'
2557
ff02e9851592 translator object must be Roundup Translation Service...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2514
diff changeset
508 is TranslationService instance.
ff02e9851592 translator object must be Roundup Translation Service...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2514
diff changeset
509 It must define methods 'translate' (TAL-compatible i18n),
ff02e9851592 translator object must be Roundup Translation Service...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2514
diff changeset
510 'gettext' and 'ngettext' (gettext-compatible i18n).
2467
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
511
2557
ff02e9851592 translator object must be Roundup Translation Service...
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2514
diff changeset
512 If omitted, create default TranslationService.
2467
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
513 """
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
514 if translator is None:
2808
18c28d22b3b5 pass tracker home directory to get_translation()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2800
diff changeset
515 translator = TranslationService.get_translation(
2923
29563959c026 language defaults to config option TRACKER_LANGUAGE
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2906
diff changeset
516 language=self.instance.config["TRACKER_LANGUAGE"],
2808
18c28d22b3b5 pass tracker home directory to get_translation()
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2800
diff changeset
517 tracker_home=self.instance.config["TRACKER_HOME"])
2467
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
518 self.translator = translator
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
519 self._ = self.gettext = translator.gettext
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
520 self.ngettext = translator.ngettext
76ead526113d client instances may be used as translation engines.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2366
diff changeset
521
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
522 def main(self):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
523 """ Wrap the real main in a try/finally so we always close off the db.
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
524 """
5924
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
525
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
526 # strip HTTP_PROXY issue2550925 in case
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
527 # PROXY header is set.
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
528 if 'HTTP_PROXY' in self.env:
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
529 del(self.env['HTTP_PROXY'])
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
530 if 'HTTP_PROXY' in os.environ:
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
531 del(os.environ['HTTP_PROXY'])
b40059d7036f issue2550925 strip HTTP_PROXY environment variable
John Rouillard <rouilj@ieee.org>
parents: 5881
diff changeset
532
5603
79da1ca2f94b Make xmlrpc and rest APIs configurable
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5568
diff changeset
533 xmlrpc_enabled = self.instance.config.WEB_ENABLE_XMLRPC
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
534 rest_enabled = self.instance.config.WEB_ENABLE_REST
1133
36ec30d286ea Cleaned up CHANGES/TODO
Richard Jones <richard@users.sourceforge.net>
parents: 1130
diff changeset
535 try:
5603
79da1ca2f94b Make xmlrpc and rest APIs configurable
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5568
diff changeset
536 if xmlrpc_enabled and self.path == 'xmlrpc':
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
537 self.handle_xmlrpc()
5603
79da1ca2f94b Make xmlrpc and rest APIs configurable
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5568
diff changeset
538 elif rest_enabled and (self.path == 'rest' or
79da1ca2f94b Make xmlrpc and rest APIs configurable
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5568
diff changeset
539 self.path[:5] == 'rest/'):
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
540 self.handle_rest()
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
541 else:
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
542 self.inner_main()
1133
36ec30d286ea Cleaned up CHANGES/TODO
Richard Jones <richard@users.sourceforge.net>
parents: 1130
diff changeset
543 finally:
36ec30d286ea Cleaned up CHANGES/TODO
Richard Jones <richard@users.sourceforge.net>
parents: 1130
diff changeset
544 if hasattr(self, 'db'):
36ec30d286ea Cleaned up CHANGES/TODO
Richard Jones <richard@users.sourceforge.net>
parents: 1130
diff changeset
545 self.db.close()
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
546
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
547 def handle_xmlrpc(self):
4919
24209344b507 Link /xmlrpc to docs if accessed with browser
anatoly techtonik <techtonik@gmail.com>
parents: 4903
diff changeset
548 if self.env.get('CONTENT_TYPE') != 'text/xml':
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
549 self.write(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
5456
0fb04e717de0 fix encoding in handle_xmlrpc
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5441
diff changeset
552 b"XML-RPC interface</a>.")
4919
24209344b507 Link /xmlrpc to docs if accessed with browser
anatoly techtonik <techtonik@gmail.com>
parents: 4903
diff changeset
553 return
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
554
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
555 # Pull the raw XML out of the form. The "value" attribute
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
556 # will be the raw content of the POST request.
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
557 assert self.form.file
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
558 input = self.form.value
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
559 # So that the rest of Roundup can query the form in the
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
560 # usual way, we create an empty list of fields.
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
561 self.form.list = []
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
562
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
563 # Set the charset and language, since other parts of
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
564 # Roundup may depend upon that.
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
565 self.determine_charset()
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
566 if self.instance.config["WEB_TRANSLATE_XMLRPC"]:
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
567 self.determine_language()
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
568 # Open the database as the correct user.
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
569 try:
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
570 self.determine_user()
5881
9938c40e03bc Add "rest" and "xmlrpc" values for database tx_Source property
John Rouillard <rouilj@ieee.org>
parents: 5879
diff changeset
571 self.db.tx_Source = "xmlrpc"
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
572 self.db.i18n = self.translator
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
573 except LoginError as msg:
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
574 output = xmlrpc_.client.dumps(
5879
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
575 xmlrpc_.client.Fault(401, "%s" % msg),
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
576 allow_none=True)
5879
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
577 self.setHeader("Content-Type", "text/xml")
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
578 self.setHeader("Content-Length", str(len(output)))
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
579 self.write(s2b(output))
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
580 return
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
581
5879
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
582 if not self.db.security.hasPermission('Xmlrpc Access', self.userid):
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
583 output = xmlrpc_.client.dumps(
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
584 xmlrpc_.client.Fault(403, "Forbidden"),
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
585 allow_none=True)
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
586 self.setHeader("Content-Type", "text/xml")
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
587 self.setHeader("Content-Length", str(len(output)))
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
588 self.write(s2b(output))
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
589 return
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
590
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
591 self.check_anonymous_access()
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
592
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
593 try:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
594 # coverting from function returning true/false to
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
595 # raising exceptions
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
596 # Call csrf with xmlrpc checks enabled.
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
597 # It will return True if everything is ok,
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
598 # raises exception on check failure.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
599 csrf_ok = self.handle_csrf(api=True)
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
600 except (Unauthorised, UsageError):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
601 # report exception back to server
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
602 exc_type, exc_value, exc_tb = sys.exc_info()
5408
e46ce04d5bbc Python 3 preparation: update xmlrpclib / SimpleXMLRPCServer imports.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5395
diff changeset
603 output = xmlrpc_.client.dumps(
e46ce04d5bbc Python 3 preparation: update xmlrpclib / SimpleXMLRPCServer imports.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5395
diff changeset
604 xmlrpc_.client.Fault(1, "%s:%s" % (exc_type, exc_value)),
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
605 allow_none=True)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
606 csrf_ok = False # we had an error, failed check
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
607
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
608 if csrf_ok is True:
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
609 handler = xmlrpc.RoundupDispatcher(self.db,
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
610 self.instance.actions,
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
611 self.translator,
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
612 allow_none=True)
5474
4c9192393cd9 encoding fixes
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5456
diff changeset
613 output = handler.dispatch(input)
4079
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
614
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
615 self.setHeader("Content-Type", "text/xml")
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
616 self.setHeader("Content-Length", str(len(output)))
edf526c91412 * Refactor XMLRPC interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4077
diff changeset
617 self.write(output)
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
618
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
619 def handle_rest(self):
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
620 # Set the charset and language
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
621 self.determine_charset()
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
622 if self.instance.config["WEB_TRANSLATE_REST"]:
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
623 self.determine_language()
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
624 # Open the database as the correct user.
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
625 # TODO: add everything to RestfulDispatcher
5666
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
626 try:
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
627 self.determine_user()
5881
9938c40e03bc Add "rest" and "xmlrpc" values for database tx_Source property
John Rouillard <rouilj@ieee.org>
parents: 5879
diff changeset
628 self.db.tx_Source = "rest"
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
629 self.db.i18n = self.translator
5666
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
630 except LoginError as err:
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
631 self.response_code = http_.client.UNAUTHORIZED
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
632 output = s2b("Invalid Login - %s" % str(err))
5666
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
633 self.setHeader("Content-Length", str(len(output)))
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
634 self.setHeader("Content-Type", "text/plain")
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
635 self.write(output)
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
636 return
d660d1c1ba63 Handle LoginError in rest code. Stop standard "an error occurred check
John Rouillard <rouilj@ieee.org>
parents: 5657
diff changeset
637
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
638 # allow preflight request even if unauthenticated
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
639 if (
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
640 self.env['REQUEST_METHOD'] == "OPTIONS"
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
641 and self.request.headers.get("Access-Control-Request-Headers")
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
642 and self.request.headers.get("Access-Control-Request-Method")
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
643 and self.request.headers.get("Origin")
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
644 ):
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
645 # verify Origin is allowed
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
646 if not self.is_origin_header_ok(api=True):
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
647 # Use code 400 as 401 and 403 imply that authentication
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
648 # is needed or authenticates person is not authorized.
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
649 # Preflight doesn't do authentication.
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
650 self.response_code = 400
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
651 msg = self._("Client is not allowed to use Rest Interface.")
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
652 output = s2b(
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
653 '{ "error": { "status": 400, "msg": "%s" } }' % msg)
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
654 self.setHeader("Content-Length", str(len(output)))
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
655 self.setHeader("Content-Type", "application/json")
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
656 self.write(output)
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
657 return
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
658
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
659 # Call rest library to handle the pre-flight request
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
660 handler = rest.RestfulInstance(self, self.db)
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
661 output = handler.dispatch(self.env['REQUEST_METHOD'],
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
662 self.path, self.form)
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
663
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
664 elif not self.db.security.hasPermission('Rest Access', self.userid):
5879
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
665 self.response_code = 403
6504
e162845193c4 Eliminate hang with unauthorized use of REST interface.
John Rouillard <rouilj@ieee.org>
parents: 6467
diff changeset
666 output = s2b('{ "error": { "status": 403, "msg": "Forbidden." } }')
e162845193c4 Eliminate hang with unauthorized use of REST interface.
John Rouillard <rouilj@ieee.org>
parents: 6467
diff changeset
667 self.setHeader("Content-Length", str(len(output)))
e162845193c4 Eliminate hang with unauthorized use of REST interface.
John Rouillard <rouilj@ieee.org>
parents: 6467
diff changeset
668 self.setHeader("Content-Type", "application/json")
e162845193c4 Eliminate hang with unauthorized use of REST interface.
John Rouillard <rouilj@ieee.org>
parents: 6467
diff changeset
669 self.write(output)
5879
94a7669677ae add permissions to control user of rest and xmlrpc API interfaces.
John Rouillard <rouilj@ieee.org>
parents: 5878
diff changeset
670 return
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
671
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
672 self.check_anonymous_access()
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
673
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
674 try:
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
675 # Call csrf with api (xmlrpc, rest) checks enabled.
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
676 # It will return True if everything is ok,
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
677 # raises exception on check failure.
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
678 csrf_ok = self.handle_csrf(api=True)
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
679 except (Unauthorised, UsageError) as msg:
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
680 # FIXME should return what the client requests
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
681 # via accept header.
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
682 output = s2b('{ "error": { "status": 400, "msg": "%s"}}' %
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
683 str(msg))
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
684 self.response_code = 400
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
685 self.setHeader("Content-Length", str(len(output)))
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
686 self.setHeader("Content-Type", "application/json")
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
687 self.write(output)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
688 csrf_ok = False # we had an error, failed check
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
689 return
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
690
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
691 # With the return above the if will never be false,
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
692 # Keeping the if so we can remove return to pass
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
693 # output though and format output according to accept
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
694 # header.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
695 if csrf_ok is True:
5696
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
696 # Call rest library to handle the request
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
697 handler = rest.RestfulInstance(self, self.db)
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
698 output = handler.dispatch(self.env['REQUEST_METHOD'],
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
699 self.path, self.form)
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
700
b67636bc87d0 Add CSRF protection to rest code path. Follow same model as for
John Rouillard <rouilj@ieee.org>
parents: 5671
diff changeset
701 # type header set by rest handler
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
702 # self.setHeader("Content-Type", "text/xml")
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
703 if self.response_code == 204: # no body with 204
6509
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
704 self.write("")
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
705 else:
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
706 self.setHeader("Content-Length", str(len(output)))
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
707 self.write(output)
5556
d75aa88c2a99 Added RestInstance and calling rest from client.py
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5555
diff changeset
708
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
709 def add_ok_message(self, msg, escape=True):
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
710 add_message(self._ok_message, msg, escape)
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
711
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
712 def add_error_message(self, msg, escape=True):
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
713 add_message(self._error_message, msg, escape)
5166
232c74973a56 issue1408570: fix that form values are lost
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5165
diff changeset
714 # Want to interpret form values when rendering when an error
232c74973a56 issue1408570: fix that form values are lost
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5165
diff changeset
715 # occurred:
232c74973a56 issue1408570: fix that form values are lost
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5165
diff changeset
716 self.form_wins = True
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
717
1133
36ec30d286ea Cleaned up CHANGES/TODO
Richard Jones <richard@users.sourceforge.net>
parents: 1130
diff changeset
718 def inner_main(self):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
719 """Process a request.
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
720
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
721 The most common requests are handled like so:
1054
3d8ea16347aa more explanatory docstring
Richard Jones <richard@users.sourceforge.net>
parents: 1053
diff changeset
722
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
723 1. look for charset and language preferences, set up user locale
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
724 see determine_charset, determine_language
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
725 2. figure out who we are, defaulting to the "anonymous" user
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
726 see determine_user
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
727 3. figure out what the request is for - the context
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
728 see determine_context
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
729 4. handle any requested action (item edit, search, ...)
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
730 see handle_action
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
731 5. render a template, resulting in HTML output
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
732
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
733 In some situations, exceptions occur:
1054
3d8ea16347aa more explanatory docstring
Richard Jones <richard@users.sourceforge.net>
parents: 1053
diff changeset
734
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
735 - HTTP Redirect (generally raised by an action)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
736 - SendFile (generally raised by determine_context)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
737 serve up a FileClass "content" property
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
738 - SendStaticFile (generally raised by determine_context)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
739 serve up a file from the tracker "html" directory
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
740 - Unauthorised (generally raised by an action)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
741 the action is cancelled, the request is rendered and an error
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
742 message is displayed indicating that permission was not
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
743 granted for the action to take place
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
744 - templating.Unauthorised (templating action not permitted)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
745 raised by an attempted rendering of a template when the user
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
746 doesn't have permission
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
747 - NotFound (raised wherever it needs to be)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
748 percolates up to the CGI interface that called the client
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
749 """
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
750 self._ok_message = []
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
751 self._error_message = []
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
752 try:
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
753 self.determine_charset()
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
754
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
755 try:
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
756 # make sure we're identified (even anonymously)
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
757 self.determine_user()
2938
463902a0fbbb determine user before context:
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2937
diff changeset
758
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
759 # figure out the context and desired content template
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
760 self.determine_context()
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
761
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
762 self.determine_language()
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
763 self.db.i18n = self.translator
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
764
4326
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
765 # if we've made it this far the context is to a bit of
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
766 # Roundup's real web interface (not a file being served up)
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
767 # so do the Anonymous Web Acess check now
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
768 self.check_anonymous_access()
4326
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
769
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
770 # check for a valid csrf token identifying the right user
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
771 csrf_ok = True
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
772 try:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
773 # coverting from function returning true/false to
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
774 # raising exceptions
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
775 csrf_ok = self.handle_csrf()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
776 except (UsageError, Unauthorised) as msg:
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
777 csrf_ok = False
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
778 self.form_wins = True
5475
da22ff1c3501 use .args for exception information
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5474
diff changeset
779 self._error_message = msg.args
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
780
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
781 if csrf_ok:
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
782 # csrf checks pass. Run actions etc.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
783 # possibly handle a form submit action (may change
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
784 # self.classname and self.template, and may also
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
785 # append error/ok_messages)
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
786 html = self.handle_action()
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
787 else:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
788 html = None
1697
c9f67f2f7ba7 don't open the database for static files
Richard Jones <richard@users.sourceforge.net>
parents: 1692
diff changeset
789
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
790 if html:
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
791 self.write_html(html)
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
792 return
2045
d124af927369 Forward-porting of fixes from the maintenance branch.
Richard Jones <richard@users.sourceforge.net>
parents: 2032
diff changeset
793
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
794 # now render the page
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
795 # we don't want clients caching our dynamic pages
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
796 self.additional_headers['Cache-Control'] = 'no-cache'
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
797 # Pragma: no-cache makes Mozilla and its ilk
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
798 # double-load all pages!!
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
799 # self.additional_headers['Pragma'] = 'no-cache'
1579
07a6b8587bc2 removed Pragma: no-cache...
Richard Jones <richard@users.sourceforge.net>
parents: 1562
diff changeset
800
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
801 # pages with messages added expire right now
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
802 # simple views may be cached for a small amount of time
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
803 # TODO? make page expire time configurable
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
804 # <rj> always expire pages, as IE just doesn't seem to do the
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
805 # right thing here :(
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
806 date = time.time() - 1
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
807 # if self._error_message or self._ok_message:
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
808 # date = time.time() - 1
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
809 # else:
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
810 # date = time.time() + 5
4980
13f8f88ad984 Replace rfc822 imports with email package (issue2550870)
John Kristensen <john@jerrykan.com>
parents: 4979
diff changeset
811 self.additional_headers['Expires'] = \
13f8f88ad984 Replace rfc822 imports with email package (issue2550870)
John Kristensen <john@jerrykan.com>
parents: 4979
diff changeset
812 email.utils.formatdate(date, usegmt=True)
1552
68ef6deefcf1 cgi fixes
Richard Jones <richard@users.sourceforge.net>
parents: 1538
diff changeset
813
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
814 # render the content
3896
fca0365521fc ignore client shutdown exceptions when sending responses
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3867
diff changeset
815 self.write_html(self.renderContext())
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
816 except SendFile as designator:
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
817 # The call to serve_file may result in an Unauthorised
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
818 # exception or a NotModified exception. Those
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
819 # exceptions will be handled by the outermost set of
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
820 # exception handlers.
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
821 self.determine_language()
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
822 self.db.i18n = self.translator
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
823
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
824 self.serve_file(designator)
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
825 except SendStaticFile as file:
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
826 self.serve_static_file(str(file))
3896
fca0365521fc ignore client shutdown exceptions when sending responses
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3867
diff changeset
827 except IOError:
3900
182ba3207899 wrap comment to less than 75 chars
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3898
diff changeset
828 # IOErrors here are due to the client disconnecting before
4638
1ebc5f16aeda Ignore OpenSSL.SSL.SysCallError similar to IOError.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4623
diff changeset
829 # receiving the reply.
1ebc5f16aeda Ignore OpenSSL.SSL.SysCallError similar to IOError.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4623
diff changeset
830 pass
1ebc5f16aeda Ignore OpenSSL.SSL.SysCallError similar to IOError.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4623
diff changeset
831 except SysCallError:
1ebc5f16aeda Ignore OpenSSL.SSL.SysCallError similar to IOError.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4623
diff changeset
832 # OpenSSL.SSL.SysCallError is similar to IOError above
3896
fca0365521fc ignore client shutdown exceptions when sending responses
Justus Pendleton <jpend@users.sourceforge.net>
parents: 3867
diff changeset
833 pass
2230
ca2664e095be disable forking server when os.fork() not available [SF#938586]
Richard Jones <richard@users.sourceforge.net>
parents: 2183
diff changeset
834
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
835 except SeriousError as message:
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
836 self.write_html(str(message))
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
837 except Redirect as url:
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
838 # let's redirect - if the url isn't None, then we need to do
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
839 # the headers, otherwise the headers have been set before the
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
840 # exception was raised
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
841 if url:
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
842 self.additional_headers['Location'] = str(url)
1120
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
843 self.response_code = 302
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
844 self.write_html('Redirecting to <a href="%s">%s</a>' % (url, url))
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
845 except LoginError as message:
4265
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
846 # The user tried to log in, but did not provide a valid
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
847 # username and password. If we support HTTP
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
848 # authorization, send back a response that will cause the
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
849 # browser to prompt the user again.
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
850 if self.instance.config.WEB_HTTP_AUTH:
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
851 self.response_code = http_.client.UNAUTHORIZED
4265
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
852 realm = self.instance.config.TRACKER_NAME
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
853 self.setHeader("WWW-Authenticate",
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
854 "Basic realm=\"%s\"" % realm)
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
855 else:
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
856 self.response_code = http_.client.FORBIDDEN
4898
850551a1568b Fix issue2550843 (AttributeError: 'Unauthorised' object has no attribute 'replace')
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4880
diff changeset
857 self.renderFrontPage(str(message))
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
858 except Unauthorised as message:
1977
f96592a7c357 changes to support the new templating Unauthorised exception.
Richard Jones <richard@users.sourceforge.net>
parents: 1973
diff changeset
859 # users may always see the front page
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
860 self.response_code = 403
4898
850551a1568b Fix issue2550843 (AttributeError: 'Unauthorised' object has no attribute 'replace')
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4880
diff changeset
861 self.renderFrontPage(str(message))
4109
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
862 except NotModified:
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
863 # send the 304 response
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
864 self.response_code = 304
3f3f44e3534c Address issue2550528.
Stefan Seefeld <stefan@seefeld.name>
parents: 4088
diff changeset
865 self.header()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
866 except NotFound as e:
5165
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
867 if self.response_code == 400:
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
868 # We can't find a parameter (e.g. property name
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
869 # incorrect). Tell the user what was raised.
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
870 # Do not change to the 404 template since the
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
871 # base url is valid just query args are not.
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
872 # copy the page format from SeriousError _str_ exception.
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
873 error_page = """
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
874 <html><head><title>Roundup issue tracker: An error has occurred</title>
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
875 <link rel="stylesheet" type="text/css" href="@@file/style.css">
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
876 </head>
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
877 <body class="body" marginwidth="0" marginheight="0">
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
878 <p class="error-message">%s</p>
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
879 </body></html>
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
880 """
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
881 self.write_html(error_page % str(e))
5165
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
882 else:
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
883 self.response_code = 404
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
884 self.template = '404'
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
885 try:
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
886 # generates keyerror if class does not exist
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
887 self.db.getclass(self.classname)
5165
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
888 self.write_html(self.renderContext())
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
889 except KeyError:
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
890 # we can't map the URL to a class we know about
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
891 # reraise the NotFound and let roundup_server
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
892 # handle it
a86860224d80 issue2550755: exceptions.NotFound(msg) msg is not reported to user in cgi.
John Rouillard <rouilj@ieee.org>
parents: 5154
diff changeset
893 raise NotFound(e)
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
894 except FormError as e:
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
895 self.add_error_message(self._('Form Error: ') + str(e))
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
896 self.write_html(self.renderContext())
4640
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
897 except IOError:
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
898 # IOErrors here are due to the client disconnecting before
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
899 # receiving the reply.
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
900 # may happen during write_html and serve_file, too.
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
901 pass
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
902 except SysCallError:
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
903 # OpenSSL.SSL.SysCallError is similar to IOError above
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
904 # may happen during write_html and serve_file, too.
70b1cb9034c3 Ignore IOError and SysCallError also in outer try/except.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4638
diff changeset
905 pass
5079
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
906 except DetectorError as e:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
907 if not self.instance.config.WEB_DEBUG:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
908 # run when we are not in debug mode, so errors
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
909 # go to admin too.
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
910 self.send_error_to_admin(e.subject, e.html, e.txt)
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
911 self.write_html(e.html)
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
912 else:
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
913 # in debug mode, only write error to screen.
65fef7858606 issue2550826 IOError in detector causes apache 'premature end of script headers' error
John Rouillard <rouilj@ieee.org>
parents: 5073
diff changeset
914 self.write_html(e.html)
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
915 except Exception as e: # noqa: F841
4264
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
916 # Something has gone badly wrong. Therefore, we should
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
917 # make sure that the response code indicates failure.
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
918 if self.response_code == http_.client.OK:
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
919 self.response_code = http_.client.INTERNAL_SERVER_ERROR
4264
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
920 # Help the administrator work out what went wrong.
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
921 html = ("<h1>Traceback</h1>"
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
922 + cgitb.html(i18n=self.translator)
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
923 + ("<h1>Environment Variables</h1><table>%s</table>"
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
924 % cgitb.niceDict("", self.env)))
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
925 if not self.instance.config.WEB_DEBUG:
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
926 exc_info = sys.exc_info()
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
927 subject = "Error: %s" % exc_info[1]
4543
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
928 self.send_error_to_admin(subject, html, format_exc())
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
929 self.write_html(self._(default_err_msg))
3548
61d48244e7a8 login may now be for a single session
Richard Jones <richard@users.sourceforge.net>
parents: 3494
diff changeset
930 else:
4264
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
931 self.write_html(html)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
932
1372
3931614b1cce cleaning old unused sessions only once per hour, not on every cgi request
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1358
diff changeset
933 def clean_sessions(self):
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
934 """Deprecated
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
935 XXX remove
1937
4c850112895b Some reformatting and fixing docstrings for emacs.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1936
diff changeset
936 """
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
937 self.clean_up()
1372
3931614b1cce cleaning old unused sessions only once per hour, not on every cgi request
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1358
diff changeset
938
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
939 def clean_up(self):
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
940 """Remove expired sessions and One Time Keys.
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
941
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
942 Do it only once an hour.
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
943 """
1372
3931614b1cce cleaning old unused sessions only once per hour, not on every cgi request
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1358
diff changeset
944 hour = 60*60
3931614b1cce cleaning old unused sessions only once per hour, not on every cgi request
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1358
diff changeset
945 now = time.time()
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
946
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
947 # XXX: hack - use OTK table to store last_clean time information
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
948 # 'last_clean' string is used instead of otk key
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
949 otks = self.db.getOTKManager()
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
950 last_clean = otks.get('last_clean', 'last_use', 0)
2046
f913b6beac35 document and make easier the actions-returning-content idiom
Richard Jones <richard@users.sourceforge.net>
parents: 2045
diff changeset
951 if now - last_clean < hour:
f913b6beac35 document and make easier the actions-returning-content idiom
Richard Jones <richard@users.sourceforge.net>
parents: 2045
diff changeset
952 return
f913b6beac35 document and make easier the actions-returning-content idiom
Richard Jones <richard@users.sourceforge.net>
parents: 2045
diff changeset
953
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
954 self.session_api.clean_up()
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
955 otks.clean()
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
956 otks.set('last_clean', last_use=now)
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
957 otks.commit()
1372
3931614b1cce cleaning old unused sessions only once per hour, not on every cgi request
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1358
diff changeset
958
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
959 def determine_charset(self):
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
960 """Look for client charset in the form parameters or browser cookie.
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
961
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
962 If no charset requested by client, use storage charset (utf-8).
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
963
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
964 If the charset is found, and differs from the storage charset,
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
965 recode all form fields of type 'text/plain'
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
966 """
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
967 # look for client charset
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
968 charset_parameter = 0
4799
b474adb17fda Fix case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4781
diff changeset
969 # Python 2.6 form may raise a TypeError if list in form is None
b474adb17fda Fix case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4781
diff changeset
970 charset = None
4800
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
971 try:
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
972 charset = self.form['@charset'].value
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
973 if charset.lower() == "none":
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
974 charset = ""
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
975 charset_parameter = 1
4799
b474adb17fda Fix case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4781
diff changeset
976 except (KeyError, TypeError):
b474adb17fda Fix case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4781
diff changeset
977 pass
b474adb17fda Fix case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4781
diff changeset
978 if charset is None and 'roundup_charset' in self.cookie:
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
979 charset = self.cookie['roundup_charset'].value
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
980 if charset:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
981 # make sure the charset is recognized
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
982 try:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
983 codecs.lookup(charset)
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
984 except LookupError:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
985 self.add_error_message(self._('Unrecognized charset: %r') %
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
986 charset)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
987
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
988 charset_parameter = 0
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
989 else:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
990 self.charset = charset.lower()
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
991 # If we've got a character set in request parameters,
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
992 # set the browser cookie to keep the preference.
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
993 # This is done after codecs.lookup to make sure
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
994 # that we aren't keeping a wrong value.
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
995 if charset_parameter:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
996 self.add_cookie('roundup_charset', charset)
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
997
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
998 # if client charset is different from the storage charset,
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
999 # recode form fields
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1000 # XXX this requires FieldStorage from Python library.
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1001 # mod_python FieldStorage is not supported!
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1002 if self.charset != self.STORAGE_CHARSET:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1003 decoder = codecs.getdecoder(self.charset)
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1004 encoder = codecs.getencoder(self.STORAGE_CHARSET)
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1005 re_charref = re.compile('&#([0-9]+|x[0-9a-f]+);', re.IGNORECASE)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1006
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1007 def _decode_charref(matchobj):
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1008 num = matchobj.group(1)
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1009 if num[0].lower() == 'x':
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1010 uc = int(num[1:], 16)
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1011 else:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1012 uc = int(num)
5417
c749d6795bc2 Python 3 preparation: unichr.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5408
diff changeset
1013 return uchr(uc)
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1014
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1015 for field_name in self.form:
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1016 field = self.form[field_name]
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1017 if (field.type == 'text/plain') and not field.filename:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1018 try:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1019 value = decoder(field.value)[0]
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1020 except UnicodeError:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1021 continue
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1022 value = re_charref.sub(_decode_charref, value)
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1023 field.value = encoder(value)[0]
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
1024
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1025 def determine_language(self):
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1026 """Determine the language"""
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1027 # look for language parameter
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1028 # then for language cookie
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1029 # last for the Accept-Language header
4800
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1030 # Python 2.6 form may raise a TypeError if list in form is None
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1031 language = None
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1032 try:
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1033 language = self.form["@language"].value
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1034 if language.lower() == "none":
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1035 language = ""
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1036 self.add_cookie("roundup_language", language)
4800
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1037 except (KeyError, TypeError):
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1038 pass
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1039 if language is None:
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1040 if "roundup_language" in self.cookie:
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1041 language = self.cookie["roundup_language"].value
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1042 elif self.instance.config["WEB_USE_BROWSER_LANGUAGE"]:
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1043 hal = self.env.get('HTTP_ACCEPT_LANGUAGE')
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1044 language = accept_language.parse(hal)
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1045 else:
3961b2b91568 2nd case where querying form returns a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4799
diff changeset
1046 language = ""
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1047
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1048 if not language:
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1049 # default to tracker language
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1050 language = self.instance.config["TRACKER_LANGUAGE"]
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1051
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1052 # this maybe is not correct, as get_translation could not
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1053 # find desired locale and switch back to "en" but we set
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1054 # self.language to the desired language !
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1055 self.language = language
6658
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1056
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1057 self.setTranslator(TranslationService.get_translation(
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1058 language,
408fd477761f Add i18n object to roundupdb.Database
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6656
diff changeset
1059 tracker_home=self.instance.config["TRACKER_HOME"]))
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1060
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1061 def authenticate_bearer_token(self, challenge):
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1062 ''' authenticate the bearer token. Refactored from determine_user()
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1063 to alow it to be overridden if needed.
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1064 '''
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1065 try: # will jwt import?
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1066 import jwt
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1067 except ImportError:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1068 # no support for jwt, this is fine.
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1069 self.setHeader("WWW-Authenticate", "Basic")
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1070 raise LoginError('Support for jwt disabled.')
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1071
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1072 secret = self.db.config.WEB_JWT_SECRET
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1073 if len(secret) < 32:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1074 # no support for jwt, this is fine.
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1075 self.setHeader("WWW-Authenticate", "Basic")
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1076 raise LoginError('Support for jwt disabled by admin.')
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1077
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1078 try: # handle jwt exceptions
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1079 token = jwt.decode(challenge, secret,
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1080 algorithms=['HS256'],
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1081 audience=self.db.config.TRACKER_WEB,
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1082 issuer=self.db.config.TRACKER_WEB)
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1083 except jwt.exceptions.InvalidTokenError as err:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1084 self.setHeader("WWW-Authenticate", "Basic, Bearer")
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1085 self.make_user_anonymous()
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1086 raise LoginError(str(err))
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1087
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1088 return(token)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1089
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1090 def determine_user(self):
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1091 """Determine who the user is"""
1724
bc4f0aec594e oops, we really do need a database
Richard Jones <richard@users.sourceforge.net>
parents: 1719
diff changeset
1092 self.opendb('admin')
bc4f0aec594e oops, we really do need a database
Richard Jones <richard@users.sourceforge.net>
parents: 1719
diff changeset
1093
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1094 # if we get a jwt, it includes the roles to be used for this session
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1095 # so we define a new function to encpsulate and return the jwt roles
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1096 # and not take the roles from the database.
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1097 override_get_roles = None
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1098
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1099 # get session data from db
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1100 # XXX: rename
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1101 self.session_api = Session(self)
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1102
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1103 # take the opportunity to cleanup expired sessions and otks
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1104 self.clean_up()
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1105
3453
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1106 user = None
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1107 # first up, try http authorization if enabled
6053
380dec305c28 Add config option 'http_auth_convert_realm_to_lowercase'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6014
diff changeset
1108 cfg = self.instance.config
6436
1f2f7c0b8968 issue2550837 - New option for web auth (also http header passing)
John Rouillard <rouilj@ieee.org>
parents: 6382
diff changeset
1109 remote_user_header = cfg.WEB_HTTP_AUTH_HEADER or 'REMOTE_USER'
6211
50960479f627 New config-option 'cookie_takes_precedence'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6147
diff changeset
1110 if cfg.WEB_COOKIE_TAKES_PRECEDENCE:
50960479f627 New config-option 'cookie_takes_precedence'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6147
diff changeset
1111 user = self.session_api.get('user')
50960479f627 New config-option 'cookie_takes_precedence'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6147
diff changeset
1112 if user:
50960479f627 New config-option 'cookie_takes_precedence'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6147
diff changeset
1113 # update session lifetime datestamp
50960479f627 New config-option 'cookie_takes_precedence'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6147
diff changeset
1114 self.session_api.update()
6436
1f2f7c0b8968 issue2550837 - New option for web auth (also http header passing)
John Rouillard <rouilj@ieee.org>
parents: 6382
diff changeset
1115 if remote_user_header in self.env:
1f2f7c0b8968 issue2550837 - New option for web auth (also http header passing)
John Rouillard <rouilj@ieee.org>
parents: 6382
diff changeset
1116 del self.env[remote_user_header]
6211
50960479f627 New config-option 'cookie_takes_precedence'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6147
diff changeset
1117 if not user and cfg.WEB_HTTP_AUTH:
6436
1f2f7c0b8968 issue2550837 - New option for web auth (also http header passing)
John Rouillard <rouilj@ieee.org>
parents: 6382
diff changeset
1118 if remote_user_header in self.env:
3453
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1119 # we have external auth (e.g. by Apache)
6436
1f2f7c0b8968 issue2550837 - New option for web auth (also http header passing)
John Rouillard <rouilj@ieee.org>
parents: 6382
diff changeset
1120 user = self.env[remote_user_header]
6053
380dec305c28 Add config option 'http_auth_convert_realm_to_lowercase'
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6014
diff changeset
1121 if cfg.WEB_HTTP_AUTH_CONVERT_REALM_TO_LOWERCASE and '@' in user:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1122 u, d = user.split('@', 1)
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1123 user = '@'.join((u, d.lower()))
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1124 elif self.env.get('HTTP_AUTHORIZATION', ''):
3453
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1125 # try handling Basic Auth ourselves
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1126 auth = self.env['HTTP_AUTHORIZATION']
5549
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1127 try:
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1128 scheme, challenge = auth.split(' ', 1)
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1129 except ValueError:
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1130 # Invalid header.
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1131 scheme = ''
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1132 challenge = ''
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1133 if scheme.lower() == 'basic':
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1134 try:
5474
4c9192393cd9 encoding fixes
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5456
diff changeset
1135 decoded = b2s(base64.b64decode(challenge))
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1136 except TypeError:
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1137 # invalid challenge
5474
4c9192393cd9 encoding fixes
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5456
diff changeset
1138 decoded = ''
5549
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1139 try:
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1140 username, password = decoded.split(':', 1)
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1141 except ValueError:
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1142 # Invalid challenge.
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1143 username = ''
901d7ba146ad Avoid errors from invalid Authorization headers (issue2550992).
Joseph Myers <jsm@polyomino.org.uk>
parents: 5524
diff changeset
1144 password = ''
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1145 try:
4669
d7ac6c7bc371 Fix basic authentication.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4649
diff changeset
1146 # Current user may not be None, otherwise
d7ac6c7bc371 Fix basic authentication.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4649
diff changeset
1147 # instatiation of the login action will fail.
d7ac6c7bc371 Fix basic authentication.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4649
diff changeset
1148 # So we set the user to anonymous first.
d7ac6c7bc371 Fix basic authentication.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4649
diff changeset
1149 self.make_user_anonymous()
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1150 login = self.get_action_class('login')(self)
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1151 login.verifyLogin(username, password)
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
1152 except LoginError:
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1153 self.make_user_anonymous()
4265
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1154 raise
3356
2913b42c0810 enabled disabling of REMOTE_USER for when it's not a valid username
Richard Jones <richard@users.sourceforge.net>
parents: 3276
diff changeset
1155 user = username
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1156 # try to seed with something harder to guess than
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1157 # just the time. If random is SystemRandom,
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1158 # this is a no-op.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1159 random_.seed("%s%s" % (password, time.time()))
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1160 elif scheme.lower() == 'bearer':
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1161 token = self.authenticate_bearer_token(challenge)
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1162
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1163 from roundup.hyperdb import iter_roles
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1164
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1165 # if we got here token is valid, use the role
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1166 # and sub claims.
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1167 try:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1168 # make sure to str(token['sub']) the subject. As decoded
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1169 # by json, it is unicode which thows an error when used
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1170 # with 'nodeid in db' down the call chain.
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1171 user = self.db.user.get(str(token['sub']), 'username')
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1172 except IndexError:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1173 raise LoginError("Token subject is invalid.")
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1174
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1175 # validate roles
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1176 all_rolenames = [role[0] for role in self.db.security.role.items()]
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1177 for r in token['roles']:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1178 if r.lower() not in all_rolenames:
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1179 raise LoginError("Token roles are invalid.")
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1180
5934
db9bd45d50ad Refactor jwt auth into authenticate_bearer_token() method on Client
John Rouillard <rouilj@ieee.org>
parents: 5924
diff changeset
1181 # will be used later to override the get_roles method
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1182 override_get_roles = lambda self: iter_roles(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1183 ','.join(token['roles']))
2928
81c99c857b57 applied patch [SF#1067690]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2923
diff changeset
1184
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1185 # if user was not set by http authorization, try session lookup
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1186 if not user:
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1187 user = self.session_api.get('user')
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1188 if user:
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1189 # update session lifetime datestamp
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1190 self.session_api.update()
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1191
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
1192 # if no user name set by http authorization or session lookup
3453
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1193 # the user is anonymous
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1194 if not user:
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1195 user = 'anonymous'
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1196
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1197 # sanity check on the user still being valid,
8e3c0b88afad prefer http authorization over cookie sessions [SF#1396134]
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3427
diff changeset
1198 # getting the userid at the same time
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1199 try:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1200 self.userid = self.db.user.lookup(user)
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1201 except (KeyError, TypeError):
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1202 user = 'anonymous'
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1203
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1204 # make sure the anonymous user is valid if we're using it
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1205 if user == 'anonymous':
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1206 self.make_user_anonymous()
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1207 else:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1208 self.user = user
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1209
1003
f89b8d32291b Hack hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1210 # reopen the database as the correct user
f89b8d32291b Hack hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1211 self.opendb(self.user)
5878
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1212 if override_get_roles:
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1213 # opendb destroys and re-opens the db if instance.optimize
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1214 # is not true. This deletes an override of get_roles. So
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1215 # assign get_roles override from the jwt if needed at this
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1216 # point.
1b57d8f3eb97 Add rudimentery experiment JSON Web Token (jwt) support
John Rouillard <rouilj@ieee.org>
parents: 5847
diff changeset
1217 self.db.user.get_roles = override_get_roles
1003
f89b8d32291b Hack hack hack...
Richard Jones <richard@users.sourceforge.net>
parents: 1002
diff changeset
1218
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1219 def check_anonymous_access(self):
4326
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1220 """Check that the Anonymous user is actually allowed to use the web
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1221 interface and short-circuit all further processing if they're not.
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1222 """
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1223 # allow Anonymous to use the "login" and "register" actions (noting
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1224 # that "register" has its own "Register" permission check)
4367
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
1225
4802
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1226 action = ''
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1227 try:
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1228 if ':action' in self.form:
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1229 action = self.form[':action']
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1230 elif '@action' in self.form:
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1231 action = self.form['@action']
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1232 except TypeError:
e1ffab417c28 Yet another instance of a TypeError fixed
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4801
diff changeset
1233 pass
4367
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
1234 if isinstance(action, list):
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
1235 raise SeriousError('broken form: multiple @action values submitted')
4384
b0d812e10549 fix actions check for < Python2.6
Richard Jones <richard@users.sourceforge.net>
parents: 4380
diff changeset
1236 elif action != '':
4367
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
1237 action = action.value.lower()
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1238 if action in ('login', 'register'):
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1239 return
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1240
4329
58b7ba47af87 fixes to make registration work again
Richard Jones <richard@users.sourceforge.net>
parents: 4327
diff changeset
1241 # allow Anonymous to view the "user" "register" template if they're
58b7ba47af87 fixes to make registration work again
Richard Jones <richard@users.sourceforge.net>
parents: 4327
diff changeset
1242 # allowed to register
58b7ba47af87 fixes to make registration work again
Richard Jones <richard@users.sourceforge.net>
parents: 4327
diff changeset
1243 if (self.db.security.hasPermission('Register', self.userid, 'user')
58b7ba47af87 fixes to make registration work again
Richard Jones <richard@users.sourceforge.net>
parents: 4327
diff changeset
1244 and self.classname == 'user' and self.template == 'register'):
58b7ba47af87 fixes to make registration work again
Richard Jones <richard@users.sourceforge.net>
parents: 4327
diff changeset
1245 return
58b7ba47af87 fixes to make registration work again
Richard Jones <richard@users.sourceforge.net>
parents: 4327
diff changeset
1246
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1247 # otherwise for everything else
4326
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1248 if self.user == 'anonymous':
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1249 if not self.db.security.hasPermission('Web Access', self.userid):
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1250 raise Unauthorised(self._("Anonymous users are not "
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1251 "allowed to use the web interface"))
4326
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1252
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1253 def is_origin_header_ok(self, api=False):
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1254 origin = self.env['HTTP_ORIGIN']
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1255 # note base https://host/... ends host with with a /,
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1256 # so add it to origin.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1257 foundat = self.base.find(origin + '/')
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1258 if foundat == 0:
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1259 return True
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1260
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1261 if not api:
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1262 return False
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1263
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1264 allowed_origins = self.db.config['WEB_ALLOWED_API_ORIGINS']
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1265 # find a match for other possible origins
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1266 # Original spec says origin is case sensitive match.
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1267 # Living spec doesn't address Origin value's case or
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1268 # how to compare it. So implement case sensitive....
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1269 if allowed_origins:
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1270 if allowed_origins[0] == '*' or origin in allowed_origins:
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1271 return True
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1272
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1273 return False
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1274
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1275 def is_referer_header_ok(self, api=False):
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1276 referer = self.env['HTTP_REFERER']
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1277 # parse referer and create an origin
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1278 referer_comp = urllib_.urlparse(referer)
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1279
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1280 # self.base always has trailing /, so add trailing / to referer_origin
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1281 referer_origin = "%s://%s/" % (referer_comp[0], referer_comp[1])
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1282 foundat = self.base.find(referer_origin)
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1283 if foundat == 0:
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1284 return True
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1285
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1286 if not api:
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1287 return False
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1288
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1289 allowed_origins = self.db.config['WEB_ALLOWED_API_ORIGINS']
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1290 if allowed_origins[0] == '*':
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1291 return True
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1292
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1293 # For referer, loop over allowed_api_origins and
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1294 # see if any of them are a prefix to referer, case sensitive.
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1295 # Append / to each origin so that:
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1296 # an allowed_origin of https://my.host does not match
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1297 # a referer of https://my.host.com/my/path
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1298 for allowed_origin in allowed_origins:
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1299 foundat = referer_origin.find(allowed_origin + '/')
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1300 if foundat == 0:
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1301 return True
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1302 return False
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1303
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1304 def handle_csrf(self, api=False):
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1305 '''Handle csrf token lookup and validate current user and session
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1306
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1307 This implements (or tries to implement) the
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1308 Session-Dependent Nonce from
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1309 https://seclab.stanford.edu/websec/csrf/csrf.pdf.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1310
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1311 Changing this to an HMAC(sessionid,secret) will
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1312 remove the need for saving a fair amount of
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1313 state on the server (one nonce per form per
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1314 page). If you have multiple forms/page this can
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1315 lead to abandoned csrf tokens that have to time
5946
1b50c2c5619a Fix crash bug where looking for @csrf in a form failed.
John Rouillard <rouilj@ieee.org>
parents: 5934
diff changeset
1316 out and get cleaned up. But you lose per form
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1317 tokens which may be an advantage. Also the HMAC
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1318 is constant for the session, so provides more
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1319 occasions for it to be exposed.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1320
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1321 This only runs on post (or put and delete for
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1322 future use). Nobody should be changing data
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1323 with a get.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1324
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1325 A session token lifetime is settable in
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1326 config.ini. A future enhancement to the
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1327 creation routines should allow for the requester
5946
1b50c2c5619a Fix crash bug where looking for @csrf in a form failed.
John Rouillard <rouilj@ieee.org>
parents: 5934
diff changeset
1328 of the token to set the lifetime.
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1329
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1330 The unique session key and user id is stored
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1331 with the token. The token is valid if the stored
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1332 values match the current client's userid and
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1333 session.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1334
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1335 If a user logs out, the csrf keys are
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1336 invalidated since no other connection should
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1337 have the same session id.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1338
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1339 At least to start I am reporting anti-csrf to
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1340 the user. If it's an attacker who can see the
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1341 site, they can see the @csrf fields and can
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1342 probably figure out that he needs to supply
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1343 valid headers. Or they can just read this code
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1344 8-). So hiding it doesn't seem to help but it
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1345 does arguably show the enforcement settings, but
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1346 given the newness of this code notifying the
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1347 user and having them notify the admins for
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1348 debugging seems to be an advantage.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1349
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1350 '''
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1351 # Create the otks handle here as we need it almost immediately.
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1352 # If this is perf issue, set to None here and check below
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1353 # once all header checks have passed if it needs to be opened.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1354 otks = self.db.getOTKManager()
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1355
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1356 # Assume: never allow changes via GET
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1357 if self.env['REQUEST_METHOD'] not in ['POST', 'PUT', 'DELETE']:
5946
1b50c2c5619a Fix crash bug where looking for @csrf in a form failed.
John Rouillard <rouilj@ieee.org>
parents: 5934
diff changeset
1358 if (self.form.list is not None) and ("@csrf" in self.form):
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1359 # We have a nonce being used with a method it should
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1360 # not be. If the nonce exists, report to admin so they
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1361 # can fix the nonce leakage and destroy it. (nonces
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1362 # used in a get are more exposed than those used in a
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1363 # post.) Note, I don't attempt to validate here since
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1364 # existence here is the sign of a failure. If nonce
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1365 # exists try to report the referer header to try to
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1366 # find where this comes from so it can be fixed. If
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1367 # nonce doesn't exist just ignore it. Maybe we should
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1368 # report, but somebody could spam us with a ton of
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1369 # invalid keys and fill up the logs.
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1370 if 'HTTP_REFERER' in self.env:
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1371 referer = self.env['HTTP_REFERER']
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1372 else:
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1373 referer = self._("Referer header not available.")
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1374 key = self.form['@csrf'].value
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1375 if otks.exists(key):
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1376 logger.error(
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1377 self._("csrf key used with wrong method from: %s"),
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1378 referer)
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1379 otks.destroy(key)
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
1380 otks.commit()
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1381 # do return here. Keys have been obsoleted.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1382 # we didn't do a expire cycle of session keys,
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1383 # but that's ok.
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1384 return True
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1385
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1386 config = self.instance.config
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1387 current_user = self.db.getuid()
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1388
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1389 # List HTTP headers we check. Note that the xmlrpc header is
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1390 # missing. Its enforcement is different (yes/required are the
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1391 # same for example) so we don't include here.
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1392 header_names = [
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1393 "ORIGIN",
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1394 "REFERER",
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1395 "X-FORWARDED-HOST",
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1396 "HOST"
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1397 ]
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1398
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1399 header_pass = 0 # count of passing header checks
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1400
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1401 # If required headers are missing, raise an error
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1402 for header in header_names:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1403 if (config["WEB_CSRF_ENFORCE_HEADER_%s" % header] == 'required'
5624
b3618882f906 issue2551023: Fix CSRF headers for use with wsgi and cgi. The
John Rouillard <rouilj@ieee.org>
parents: 5615
diff changeset
1404 and "HTTP_%s" % header.replace('-', '_') not in self.env):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1405 logger.error(self._("csrf header %s required but missing for user%s."), header, current_user)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1406 raise Unauthorised(self._("Missing header: %s") % header)
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1407
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1408 # self.base always matches: ^https?://hostname
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1409 enforce = config['WEB_CSRF_ENFORCE_HEADER_REFERER']
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1410 if 'HTTP_REFERER' in self.env and enforce != "no":
6693
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1411 if not self.is_referer_header_ok(api=api):
9a1f5e496e6c issue2551203 - Add support for CORS preflight request
John Rouillard <rouilj@ieee.org>
parents: 6681
diff changeset
1412 referer = self.env['HTTP_REFERER']
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1413 if enforce in ('required', 'yes'):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1414 logger.error(self._("csrf Referer header check failed for user%s. Value=%s"), current_user, referer)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1415 raise Unauthorised(self._("Invalid Referer: %s") % (
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1416 referer))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1417 elif enforce == 'logfailure':
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1418 logger.warning(self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1419 "csrf Referer header check failed for user%s. Value=%s"),
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1420 current_user, referer)
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1421 else:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1422 header_pass += 1
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1423
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1424 # if you change these make sure to consider what
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1425 # happens if header variable exists but is empty.
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1426 # self.base.find("") returns 0 for example not -1
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1427 enforce = config['WEB_CSRF_ENFORCE_HEADER_ORIGIN']
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1428 if 'HTTP_ORIGIN' in self.env and enforce != "no":
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1429 if not self.is_origin_header_ok(api=api):
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1430 origin = self.env['HTTP_ORIGIN']
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1431 if enforce in ('required', 'yes'):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1432 logger.error(self._("csrf Origin header check failed for user%s. Value=%s"), current_user, origin)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1433 raise Unauthorised(self._("Invalid Origin %s" % origin))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1434 elif enforce == 'logfailure':
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1435 logger.warning(self._("csrf Origin header check failed for user%s. Value=%s"), current_user, origin)
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1436 else:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1437 header_pass += 1
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1438
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1439 enforce = config['WEB_CSRF_ENFORCE_HEADER_X-FORWARDED-HOST']
5624
b3618882f906 issue2551023: Fix CSRF headers for use with wsgi and cgi. The
John Rouillard <rouilj@ieee.org>
parents: 5615
diff changeset
1440 if 'HTTP_X_FORWARDED_HOST' in self.env:
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1441 if enforce != "no":
5624
b3618882f906 issue2551023: Fix CSRF headers for use with wsgi and cgi. The
John Rouillard <rouilj@ieee.org>
parents: 5615
diff changeset
1442 host = self.env['HTTP_X_FORWARDED_HOST']
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1443 foundat = self.base.find('://' + host + '/')
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1444 # 4 means self.base has http:/ prefix, 5 means https:/ prefix
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1445 if foundat not in [4, 5]:
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1446 if enforce in ('required', 'yes'):
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1447 logger.error(self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1448 "csrf X-FORWARDED-HOST header check failed for user%s. Value=%s"),
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1449 current_user, host)
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1450 raise Unauthorised(self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1451 "Invalid X-FORWARDED-HOST %s") % host)
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1452 elif enforce == 'logfailure':
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1453 logger.warning(self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1454 "csrf X-FORWARDED-HOST header check failed for user%s. Value=%s"),
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1455 current_user, host)
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1456 else:
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1457 header_pass += 1
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1458 else:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1459 # https://seclab.stanford.edu/websec/csrf/csrf.pdf
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1460 # recommends checking HTTP HOST header as well.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1461 # If there is an X-FORWARDED-HOST header, check
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1462 # that only. The proxy setting X-F-H has probably set
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1463 # the host header to a local hostname that is
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1464 # internal name of system not name supplied by user.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1465 enforce = config['WEB_CSRF_ENFORCE_HEADER_HOST']
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1466 if 'HTTP_HOST' in self.env and enforce != "no":
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1467 host = self.env['HTTP_HOST']
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1468 foundat = self.base.find('://' + host + '/')
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1469 # 4 means http:// prefix, 5 means https:// prefix
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1470 if foundat not in [4, 5]:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1471 if enforce in ('required', 'yes'):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1472 logger.error(self._("csrf HOST header check failed for user%s. Value=%s"), current_user, host)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1473 raise Unauthorised(self._("Invalid HOST %s") % host)
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1474 elif enforce == 'logfailure':
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1475 logger.warning(self._("csrf HOST header check failed for user%s. Value=%s"), current_user, host)
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1476 else:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1477 header_pass += 1
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1478
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1479 enforce = config['WEB_CSRF_HEADER_MIN_COUNT']
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1480 if header_pass < enforce:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1481 logger.error(self._("Csrf: unable to verify sufficient headers"))
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5356
diff changeset
1482 raise UsageError(self._("Unable to verify sufficient headers"))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1483
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1484 enforce = config['WEB_CSRF_ENFORCE_HEADER_X-REQUESTED-WITH']
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1485 if api:
5218
44f7e6b958fe Added tests for csrf with xmlrpc.
John Rouillard <rouilj@ieee.org>
parents: 5212
diff changeset
1486 if enforce in ['required', 'yes']:
44f7e6b958fe Added tests for csrf with xmlrpc.
John Rouillard <rouilj@ieee.org>
parents: 5212
diff changeset
1487 # if we get here we have usually passed at least one
44f7e6b958fe Added tests for csrf with xmlrpc.
John Rouillard <rouilj@ieee.org>
parents: 5212
diff changeset
1488 # header check. We check for presence of this custom
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1489 # header for xmlrpc/rest calls only.
5218
44f7e6b958fe Added tests for csrf with xmlrpc.
John Rouillard <rouilj@ieee.org>
parents: 5212
diff changeset
1490 # E.G. X-Requested-With: XMLHttpRequest
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1491 # Note we do not use CSRF nonces for xmlrpc/rest requests.
5218
44f7e6b958fe Added tests for csrf with xmlrpc.
John Rouillard <rouilj@ieee.org>
parents: 5212
diff changeset
1492 #
44f7e6b958fe Added tests for csrf with xmlrpc.
John Rouillard <rouilj@ieee.org>
parents: 5212
diff changeset
1493 # see: https://www.owasp.org/index.php/Cross-Site_Request_Forgery_(CSRF)_Prevention_Cheat_Sheet#Protecting_REST_Services:_Use_of_Custom_Request_Headers
5624
b3618882f906 issue2551023: Fix CSRF headers for use with wsgi and cgi. The
John Rouillard <rouilj@ieee.org>
parents: 5615
diff changeset
1494 if 'HTTP_X_REQUESTED_WITH' not in self.env:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1495 logger.error(self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1496 "csrf X-REQUESTED-WITH xmlrpc required header check failed for user%s."),
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1497 current_user)
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5356
diff changeset
1498 raise UsageError(self._("Required Header Missing"))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1499
5211
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1500 # Expire old csrf tokens now so we don't use them. These will
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1501 # be committed after the otks.destroy below. Note that the
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1502 # self.clean_up run as part of determine_user() will run only
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1503 # once an hour. If we have short lived (e.g. 5 minute) keys
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1504 # they will live too long if we depend on clean_up. So we do
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1505 # our own.
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1506 otks.clean()
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1507
6681
ab2ed11c021e issue2551205: Add support for specifying valid origins for api: xmlrpc/rest
John Rouillard <rouilj@ieee.org>
parents: 6658
diff changeset
1508 if api:
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1509 # Save removal of expired keys from database.
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
1510 otks.commit()
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1511 # Return from here since we have done housekeeping
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1512 # and don't use csrf tokens for xmlrpc.
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1513 return True
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1514
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1515 # process @csrf tokens past this point.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1516 key = None
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1517 nonce_user = None
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1518 nonce_session = None
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1519
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1520 if '@csrf' in self.form:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1521 key = self.form['@csrf'].value
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1522
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1523 nonce_user = otks.get(key, 'uid', default=None)
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1524 nonce_session = otks.get(key, 'sid', default=None)
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1525 # The key has been used or compromised.
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1526 # Delete it to prevent replay.
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1527 otks.destroy(key)
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1528
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1529 # commit the deletion/expiration of all keys
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
1530 otks.commit()
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1531
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1532 enforce = config['WEB_CSRF_ENFORCE_TOKEN']
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1533 if key is None: # we do not have an @csrf token
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1534 if enforce == 'required':
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1535 logger.error(self._("Required csrf field missing for user%s"), current_user)
5847
26cd8e8bbed3 Change microcopy for missing csrf to follow mismatched csrf. Fix tests.
John Rouillard <rouilj@ieee.org>
parents: 5846
diff changeset
1536 raise UsageError(self._("We can't validate your session (csrf failure). Re-enter any unsaved data and try again."))
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1537 elif enforce == 'logfailure':
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1538 # FIXME include url
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1539 logger.warning(self._("csrf field not supplied by user%s"),
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1540 current_user)
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1541 else:
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1542 # enforce is either yes or no. Both permit change if token is
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1543 # missing
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1544 return True
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1545
5211
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1546 current_session = self.session_api._sid
f4b6a2a3e605 Fix expiration dates and expire csrf tokens properly
John Rouillard <rouilj@ieee.org>
parents: 5210
diff changeset
1547
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1548 '''
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1549 # I think now that LogoutAction redirects to
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1550 # self.base ([tracker] web parameter in config.ini),
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1551 # this code is not needed. However I am keeping it
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1552 # around in case it has to come back to life.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1553 # Delete if this is still around in 3/2018.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1554 # rouilj 3/2017.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1555 #
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1556 # Note using this code may cause a CSRF Login vulnerability.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1557 # Handle the case where user logs out and tries to
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1558 # log in again in same window.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1559 # The csrf token for the login button is associated
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1560 # with the prior login, so it will not validate.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1561 #
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1562 # To bypass error, Verify that nonce_user != user and that
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1563 # user is '2' (anonymous) and there is no current
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1564 # session key. Validate that the csrf exists
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1565 # in the db and nonce_user and nonce_session are not None.
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1566 # Also validate that the action is Login.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1567 # Lastly requre at least one csrf header check to pass.
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1568 # If all of those work process the login.
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1569 if current_user != nonce_user and \
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1570 current_user == '2' and \
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1571 current_session is None and \
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1572 nonce_user is not None and \
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1573 nonce_session is not None and \
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1574 "@action" in self.form and \
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1575 self.form["@action"].value == "Login":
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1576 if header_pass > 0:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1577 otks.destroy(key)
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5248
diff changeset
1578 otks.commit()
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1579 return True
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1580 else:
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1581 self.add_error_message("Reload window before logging in.")
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1582 '''
5210
7da56980754d Remove csrf keys used with get
John Rouillard <rouilj@ieee.org>
parents: 5202
diff changeset
1583 # validate against user and session
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1584 if current_user != nonce_user:
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1585 if enforce in ('required', "yes"):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1586 logger.error(
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1587 self._("Csrf mismatch user: current user %s != stored user %s, current session, stored session: %s,%s for key %s."),
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1588 current_user, nonce_user, current_session, nonce_session, key)
5846
fd015c4c6c23 Fix microcopy for CSRF validation failure. Remove display of bad
John Rouillard <rouilj@ieee.org>
parents: 5837
diff changeset
1589 raise UsageError(self._("We can't validate your session (csrf failure). Re-enter any unsaved data and try again."))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1590 elif enforce == 'logfailure':
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1591 logger.warning(
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1592 self._("logged only: Csrf mismatch user: current user %s != stored user %s, current session, stored session: %s,%s for key %s."),
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1593 current_user, nonce_user, current_session, nonce_session, key)
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1594 if current_session != nonce_session:
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1595 if enforce in ('required', "yes"):
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1596 logger.error(
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1597 self._("Csrf mismatch user: current session %s != stored session %s, current user/stored user is: %s for key %s."),
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1598 current_session, nonce_session, current_user, key)
5846
fd015c4c6c23 Fix microcopy for CSRF validation failure. Remove display of bad
John Rouillard <rouilj@ieee.org>
parents: 5837
diff changeset
1599 raise UsageError(self._("We can't validate your session (csrf failure). Re-enter any unsaved data and try again."))
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1600 elif enforce == 'logfailure':
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1601 logger.warning(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1602 self._("logged only: Csrf mismatch user: current session %s != stored session %s, current user/stored user is: %s for key %s."),
5220
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1603 current_session, nonce_session, current_user, key)
14d8f61e6ef2 Reimplemented anti-csrf measures by raising exceptions rather than
John Rouillard <rouilj@ieee.org>
parents: 5218
diff changeset
1604 # we are done and the change can occur.
5201
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1605 return True
a9ace22e0a2f issue 2550690 - Adding anti-csrf measures to roundup following
John Rouillard <rouilj@ieee.org>
parents: 5188
diff changeset
1606
2940
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1607 def opendb(self, username):
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1608 """Open the database and set the current user.
2940
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1609
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1610 Opens a database once. On subsequent calls only the user is set on
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1611 the database object the instance.optimize is set. If we are in
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1612 "Development Mode" (cf. roundup_server) then the database is always
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1613 re-opened.
3427
198fe87b0254 add language detection (patch [SF#1360321])
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3396
diff changeset
1614 """
2940
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1615 # don't do anything if the db is open and the user has not changed
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1616 if hasattr(self, 'db') and self.db.isCurrentUser(username):
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1617 return
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1618
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1619 # open the database or only set the user
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1620 if not hasattr(self, 'db'):
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1621 self.db = self.instance.open(username)
4781
6e9b9743de89 Implementation for:
John Rouillard <rouilj@ieee.org>
parents: 4740
diff changeset
1622 self.db.tx_Source = "web"
2940
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1623 else:
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1624 if self.instance.optimize:
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1625 self.db.setCurrentUser(username)
4781
6e9b9743de89 Implementation for:
John Rouillard <rouilj@ieee.org>
parents: 4740
diff changeset
1626 self.db.tx_Source = "web"
2940
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1627 else:
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1628 self.db.close()
00f609d53a8c tweaks to last patch
Richard Jones <richard@users.sourceforge.net>
parents: 2938
diff changeset
1629 self.db = self.instance.open(username)
4781
6e9b9743de89 Implementation for:
John Rouillard <rouilj@ieee.org>
parents: 4740
diff changeset
1630 self.db.tx_Source = "web"
4212
51a098592b78 Reopen session with database.
Stefan Seefeld <stefan@seefeld.name>
parents: 4145
diff changeset
1631 # The old session API refers to the closed database;
51a098592b78 Reopen session with database.
Stefan Seefeld <stefan@seefeld.name>
parents: 4145
diff changeset
1632 # we can no longer use it.
51a098592b78 Reopen session with database.
Stefan Seefeld <stefan@seefeld.name>
parents: 4145
diff changeset
1633 self.session_api = Session(self)
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
1634
2829
aa1cb9df09c3 ignore leading zeroes in the ID part of a node designator
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2808
diff changeset
1635 def determine_context(self, dre=re.compile(r'([^\d]+)0*(\d+)')):
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1636 """Determine the context of this page from the URL:
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1637
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1638 The URL path after the instance identifier is examined. The path
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1639 is generally only one entry long.
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1640
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1641 - if there is no path, then we are in the "home" context.
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1642 - if the path is "_file", then the additional path entry
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1643 specifies the filename of a static file we're to serve up
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1644 from the instance "html" directory. Raises a SendStaticFile
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1645 exception.(*)
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1646 - if there is something in the path (eg "issue"), it identifies
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1647 the tracker class we're to display.
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1648 - if the path is an item designator (eg "issue123"), then we're
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1649 to display a specific item.
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1650 - if the path starts with an item designator and is longer than
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1651 one entry, then we're assumed to be handling an item of a
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1652 FileClass, and the extra path information gives the filename
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1653 that the client is going to label the download with (ie
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1654 "file123/image.png" is nicer to download than "file123"). This
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1655 raises a SendFile exception.(*)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1656
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1657 Both of the "*" types of contexts stop before we bother to
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1658 determine the template we're going to use. That's because they
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1659 don't actually use templates.
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1660
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1661 The template used is specified by the :template CGI variable,
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1662 which defaults to:
1053
b28393def972 more explanatory docsting
Richard Jones <richard@users.sourceforge.net>
parents: 1051
diff changeset
1663
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1664 - only classname suplied: "index"
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1665 - full item designator supplied: "item"
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1666
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1667 We set:
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1668
1041
c28603c9f831 Class help and generic class editing done.
Richard Jones <richard@users.sourceforge.net>
parents: 1029
diff changeset
1669 self.classname - the class to display, can be None
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1670
1041
c28603c9f831 Class help and generic class editing done.
Richard Jones <richard@users.sourceforge.net>
parents: 1029
diff changeset
1671 self.template - the template to render the current context with
2005
fc52d57c6c3e documentation cleanup
Richard Jones <richard@users.sourceforge.net>
parents: 2004
diff changeset
1672
1041
c28603c9f831 Class help and generic class editing done.
Richard Jones <richard@users.sourceforge.net>
parents: 1029
diff changeset
1673 self.nodeid - the nodeid of the class we're displaying
1937
4c850112895b Some reformatting and fixing docstrings for emacs.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1936
diff changeset
1674 """
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1675 # default the optional variables
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1676 self.classname = None
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1677 self.nodeid = None
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1678
1420
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1679 # see if a template or messages are specified
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1680 template_override = ok_message = error_message = None
4801
bff9e4145f70 Fix another instance of a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4800
diff changeset
1681 try:
bff9e4145f70 Fix another instance of a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4800
diff changeset
1682 keys = self.form.keys()
bff9e4145f70 Fix another instance of a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4800
diff changeset
1683 except TypeError:
bff9e4145f70 Fix another instance of a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4800
diff changeset
1684 keys = ()
bff9e4145f70 Fix another instance of a TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4800
diff changeset
1685 for key in keys:
1420
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1686 if self.FV_TEMPLATE.match(key):
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1687 template_override = self.form[key].value
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1688 elif self.FV_OK_MESSAGE.match(key):
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1689 ok_message = self.form[key].value
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1690 elif self.FV_ERROR_MESSAGE.match(key):
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1691 error_message = self.form[key].value
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1692
1977
f96592a7c357 changes to support the new templating Unauthorised exception.
Richard Jones <richard@users.sourceforge.net>
parents: 1973
diff changeset
1693 # see if we were passed in a message
f96592a7c357 changes to support the new templating Unauthorised exception.
Richard Jones <richard@users.sourceforge.net>
parents: 1973
diff changeset
1694 if ok_message:
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1695 self.add_ok_message(ok_message)
1977
f96592a7c357 changes to support the new templating Unauthorised exception.
Richard Jones <richard@users.sourceforge.net>
parents: 1973
diff changeset
1696 if error_message:
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1697 self.add_error_message(error_message)
1977
f96592a7c357 changes to support the new templating Unauthorised exception.
Richard Jones <richard@users.sourceforge.net>
parents: 1973
diff changeset
1698
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1699 # determine the classname and possibly nodeid
1157
26c8cb2162d7 fixed various URL / base URL issues
Richard Jones <richard@users.sourceforge.net>
parents: 1153
diff changeset
1700 path = self.path.split('/')
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1701 if not path or path[0] in ('', 'home', 'index'):
1420
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1702 if template_override is not None:
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1703 self.template = template_override
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1704 else:
1041
c28603c9f831 Class help and generic class editing done.
Richard Jones <richard@users.sourceforge.net>
parents: 1029
diff changeset
1705 self.template = ''
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1706 return
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1905
diff changeset
1707 elif path[0] in ('_file', '@@file'):
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1708 raise SendStaticFile(os.path.join(*path[1:]))
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1709 else:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1710 self.classname = path[0]
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1711 if len(path) > 1:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1712 # send the file identified by the designator in path[0]
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1713 raise SendFile(path[0])
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1714
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1715 # see if we got a designator
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1716 m = dre.match(self.classname)
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1717 if m:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1718 self.classname = m.group(1)
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1719 self.nodeid = m.group(2)
3494
5a56abcf1b22 catch bad classname in URL (related to [SF#1240541])
Richard Jones <richard@users.sourceforge.net>
parents: 3453
diff changeset
1720 try:
5a56abcf1b22 catch bad classname in URL (related to [SF#1240541])
Richard Jones <richard@users.sourceforge.net>
parents: 3453
diff changeset
1721 klass = self.db.getclass(self.classname)
5a56abcf1b22 catch bad classname in URL (related to [SF#1240541])
Richard Jones <richard@users.sourceforge.net>
parents: 3453
diff changeset
1722 except KeyError:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1723 raise NotFound('%s/%s' % (self.classname, self.nodeid))
5555
7b663b588292 Don't pass huge itemids into the backend.
martin.v.loewis <martin.v.loewis>
parents: 5554
diff changeset
1724 if int(self.nodeid) > 2**31:
7b663b588292 Don't pass huge itemids into the backend.
martin.v.loewis <martin.v.loewis>
parents: 5554
diff changeset
1725 # Postgres will complain with a ProgrammingError
7b663b588292 Don't pass huge itemids into the backend.
martin.v.loewis <martin.v.loewis>
parents: 5554
diff changeset
1726 # if we try to pass in numbers that are too large
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1727 raise NotFound('%s/%s' % (self.classname, self.nodeid))
3494
5a56abcf1b22 catch bad classname in URL (related to [SF#1240541])
Richard Jones <richard@users.sourceforge.net>
parents: 3453
diff changeset
1728 if not klass.hasnode(self.nodeid):
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1729 raise NotFound('%s/%s' % (self.classname, self.nodeid))
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1730 # with a designator, we default to item view
1041
c28603c9f831 Class help and generic class editing done.
Richard Jones <richard@users.sourceforge.net>
parents: 1029
diff changeset
1731 self.template = 'item'
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1732 else:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1733 # with only a class, we default to index view
1041
c28603c9f831 Class help and generic class editing done.
Richard Jones <richard@users.sourceforge.net>
parents: 1029
diff changeset
1734 self.template = 'index'
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1735
1288
ad8de51d7cd5 handle "classname" URL path errors cleaner (generate a 404)
Richard Jones <richard@users.sourceforge.net>
parents: 1277
diff changeset
1736 # make sure the classname is valid
ad8de51d7cd5 handle "classname" URL path errors cleaner (generate a 404)
Richard Jones <richard@users.sourceforge.net>
parents: 1277
diff changeset
1737 try:
ad8de51d7cd5 handle "classname" URL path errors cleaner (generate a 404)
Richard Jones <richard@users.sourceforge.net>
parents: 1277
diff changeset
1738 self.db.getclass(self.classname)
ad8de51d7cd5 handle "classname" URL path errors cleaner (generate a 404)
Richard Jones <richard@users.sourceforge.net>
parents: 1277
diff changeset
1739 except KeyError:
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1740 raise NotFound(self.classname)
1288
ad8de51d7cd5 handle "classname" URL path errors cleaner (generate a 404)
Richard Jones <richard@users.sourceforge.net>
parents: 1277
diff changeset
1741
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1742 # see if we have a template override
1420
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1743 if template_override is not None:
3ac43c62a250 implemented extension to form parsing...
Richard Jones <richard@users.sourceforge.net>
parents: 1417
diff changeset
1744 self.template = template_override
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1745
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1746 def serve_file(self, designator, dre=re.compile(r'([^\d]+)(\d+)')):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
1747 """ Serve the file from the content property of the designated item.
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
1748 """
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1749 m = dre.match(str(designator))
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1750 if not m:
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1751 raise NotFound(str(designator))
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1752 classname, nodeid = m.group(1), m.group(2)
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1753
4263
bd000a1e9a57 Robustify web interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4224
diff changeset
1754 try:
bd000a1e9a57 Robustify web interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4224
diff changeset
1755 klass = self.db.getclass(classname)
bd000a1e9a57 Robustify web interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4224
diff changeset
1756 except KeyError:
bd000a1e9a57 Robustify web interface.
Stefan Seefeld <stefan@seefeld.name>
parents: 4224
diff changeset
1757 # The classname was not valid.
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1758 raise NotFound(str(designator))
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
1759
4326
d51a9c498dc4 Fix "Web Access" permission check to allow serving of static files to Anonymous again
Richard Jones <richard@users.sourceforge.net>
parents: 4291
diff changeset
1760 # perform the Anonymous user access check
4327
095d92109cc7 allow Anonymous users to log in, and register
Richard Jones <richard@users.sourceforge.net>
parents: 4326
diff changeset
1761 self.check_anonymous_access()
1946
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1762
1967
d30cd44321f2 commit old file-serving bugfix, and new pt content-type fix
Richard Jones <richard@users.sourceforge.net>
parents: 1946
diff changeset
1763 # make sure we have the appropriate properties
d30cd44321f2 commit old file-serving bugfix, and new pt content-type fix
Richard Jones <richard@users.sourceforge.net>
parents: 1946
diff changeset
1764 props = klass.getprops()
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1765 if 'type' not in props:
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1766 raise NotFound(designator)
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1767 if 'content' not in props:
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1768 raise NotFound(designator)
1967
d30cd44321f2 commit old file-serving bugfix, and new pt content-type fix
Richard Jones <richard@users.sourceforge.net>
parents: 1946
diff changeset
1769
2870
795cdba40c05 enforce View Permission when serving file content [SF#1050470]
Richard Jones <richard@users.sourceforge.net>
parents: 2864
diff changeset
1770 # make sure we have permission
795cdba40c05 enforce View Permission when serving file content [SF#1050470]
Richard Jones <richard@users.sourceforge.net>
parents: 2864
diff changeset
1771 if not self.db.security.hasPermission('View', self.userid,
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1772 classname, 'content', nodeid):
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1773 raise Unauthorised(self._("You are not allowed to view "
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1774 "this file."))
4962
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1775
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1776 # --- mime-type security
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1777 # mime type detection is performed in cgi.form_parser
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1778
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1779 # everything not here is served as 'application/octet-stream'
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1780 whitelist = [
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1781 'text/plain',
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1782 'text/x-csrc', # .c
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1783 'text/x-chdr', # .h
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1784 'text/x-patch', # .patch and .diff
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1785 'text/x-python', # .py
4962
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1786 'text/xml',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1787 'text/csv',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1788 'text/css',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1789 'application/pdf',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1790 'image/gif',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1791 'image/jpeg',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1792 'image/png',
6447
8f8f4988b856 Add image/svg-xml as valid type to serve.
John Rouillard <rouilj@ieee.org>
parents: 6436
diff changeset
1793 'image/svg+xml',
4962
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1794 'image/webp',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1795 'audio/ogg',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1796 'video/webm',
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1797 ]
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1798
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1799 if self.instance.config['WEB_ALLOW_HTML_FILE']:
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1800 whitelist.append('text/html')
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1801
4530
c1c395058dee issue2550715: IndexError when requesting non-existing file via http.
Bernhard Reiter <Bernhard.Reiter@intevation.de>
parents: 4523
diff changeset
1802 try:
c1c395058dee issue2550715: IndexError when requesting non-existing file via http.
Bernhard Reiter <Bernhard.Reiter@intevation.de>
parents: 4523
diff changeset
1803 mime_type = klass.get(nodeid, 'type')
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
1804 except IndexError as e:
4530
c1c395058dee issue2550715: IndexError when requesting non-existing file via http.
Bernhard Reiter <Bernhard.Reiter@intevation.de>
parents: 4523
diff changeset
1805 raise NotFound(e)
4291
b1772fdb09d0 Fix traceback on .../msgN/ url...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4265
diff changeset
1806 # Can happen for msg class:
b1772fdb09d0 Fix traceback on .../msgN/ url...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4265
diff changeset
1807 if not mime_type:
b1772fdb09d0 Fix traceback on .../msgN/ url...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4265
diff changeset
1808 mime_type = 'text/plain'
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1809
4962
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1810 if mime_type not in whitelist:
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1811 mime_type = 'application/octet-stream'
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1812
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1813 # --/ mime-type security
63c31b18b955 Fix issue 2550848: HTML attachments should not be served as text/html
anatoly techtonik <techtonik@gmail.com>
parents: 4919
diff changeset
1814
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1815 # If this object is a file (i.e., an instance of FileClass),
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1816 # see if we can find it in the filesystem. If so, we may be
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1817 # able to use the more-efficient request.sendfile method of
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1818 # sending the file. If not, just get the "content" property
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1819 # in the usual way, and use that.
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1820 content = None
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1821 filename = None
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1822 if isinstance(klass, hyperdb.FileClass):
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1823 try:
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1824 filename = self.db.filename(classname, nodeid)
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1825 except AttributeError:
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1826 # The database doesn't store files in the filesystem
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1827 # and therefore doesn't provide the "filename" method.
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1828 pass
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1829 except IOError:
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1830 # The file does not exist.
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1831 pass
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1832 if not filename:
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1833 content = klass.get(nodeid, 'content')
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
1834
1967
d30cd44321f2 commit old file-serving bugfix, and new pt content-type fix
Richard Jones <richard@users.sourceforge.net>
parents: 1946
diff changeset
1835 lmt = klass.get(nodeid, 'activity').timestamp()
1946
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1836
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1837 self._serve_file(lmt, mime_type, content, filename)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1838
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1839 def serve_static_file(self, file):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
1840 """ Serve up the file named from the templates dir
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
1841 """
2864
930e780c751f support STATIC_FILES directory in addition to TEMPLATES
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2853
diff changeset
1842 # figure the filename - try STATIC_FILES, then TEMPLATES dir
930e780c751f support STATIC_FILES directory in addition to TEMPLATES
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2853
diff changeset
1843 for dir_option in ('STATIC_FILES', 'TEMPLATES'):
930e780c751f support STATIC_FILES directory in addition to TEMPLATES
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2853
diff changeset
1844 prefix = self.instance.config[dir_option]
930e780c751f support STATIC_FILES directory in addition to TEMPLATES
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2853
diff changeset
1845 if not prefix:
930e780c751f support STATIC_FILES directory in addition to TEMPLATES
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2853
diff changeset
1846 continue
5613
0a8f0fddc2ae Support non-ASCII prefixes in instance config for finding static files (issue2551022).
Cédric Krier <cedric.krier@b2ck.com>
parents: 5608
diff changeset
1847 if is_us(prefix):
5231
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1848 # prefix can be a string or list depending on
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1849 # option. Make it a list to iterate over.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1850 prefix = [prefix]
5231
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1851
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1852 for p in prefix:
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1853 # if last element of STATIC_FILES ends with '/-',
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1854 # we failed to find the file and we should
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1855 # not look in TEMPLATES. So raise exception.
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1856 if dir_option == 'STATIC_FILES' and p[-2:] == '/-':
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1857 raise NotFound(file)
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1858
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1859 # ensure the load doesn't try to poke outside
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1860 # of the static files directory
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1861 p = os.path.normpath(p)
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1862 filename = os.path.normpath(os.path.join(p, file))
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1863 if os.path.isfile(filename) and filename.startswith(p):
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1864 break # inner loop over list of directories
5231
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1865 else:
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1866 # reset filename to None as sentinel for use below.
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1867 filename = None
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1868
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1869 # break out of outer loop over options
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1870 if filename:
2864
930e780c751f support STATIC_FILES directory in addition to TEMPLATES
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2853
diff changeset
1871 break
5231
8743b7226dc7 Fix issue with retreiving raw template files using the @@file mechanism.
John Rouillard <rouilj@ieee.org>
parents: 5220
diff changeset
1872
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1873 if filename is None: # we didn't find a filename
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
1874 raise NotFound(file)
1946
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1875
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1876 # last-modified time
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1877 lmt = os.stat(filename)[stat.ST_MTIME]
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1878
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1879 # detemine meta-type
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1880 file = str(file)
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1881 mime_type = mimetypes.guess_type(file)[0]
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1882 if not mime_type:
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1883 if file.endswith('.css'):
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1884 mime_type = 'text/css'
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1885 else:
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1886 mime_type = 'text/plain'
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1887
5980
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1888 # get filename: given a/b/c.js extract c.js
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1889 fn = file.rpartition("/")[2]
5980
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1890 if fn in self.Cache_Control:
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1891 # if filename matches, don't use cache control
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1892 # for mime type.
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1893 self.additional_headers['Cache-Control'] = \
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1894 self.Cache_Control[fn]
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1895 elif mime_type in self.Cache_Control:
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1896 self.additional_headers['Cache-Control'] = \
54d0080769f9 Support setting cache-control headers for static files
John Rouillard <rouilj@ieee.org>
parents: 5946
diff changeset
1897 self.Cache_Control[mime_type]
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1898
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1899 self._serve_file(lmt, mime_type, '', filename)
1946
c538a64b94a7 Refactored CGI file serving so that FileClass contents are...
Richard Jones <richard@users.sourceforge.net>
parents: 1937
diff changeset
1900
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1901 def _serve_file(self, lmt, mime_type, content=None, filename=None):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
1902 """ guts of serve_file() and serve_static_file()
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
1903 """
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1904
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
1905 # spit out headers
4980
13f8f88ad984 Replace rfc822 imports with email package (issue2550870)
John Kristensen <john@jerrykan.com>
parents: 4979
diff changeset
1906 self.additional_headers['Last-Modified'] = email.utils.formatdate(lmt)
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
1907
1498
203f6a154b30 even better if-modified-since handling for cgi-bin
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1497
diff changeset
1908 ims = None
1469
79d8956de3f5 implemented last-modified and if-modified-since support
Richard Jones <richard@users.sourceforge.net>
parents: 1468
diff changeset
1909 # see if there's an if-modified-since...
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1910 # used if this is run behind a non-caching http proxy
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1911 if hasattr(self.request, 'headers'):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1912 ims = self.request.headers.get('if-modified-since')
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1913 elif 'HTTP_IF_MODIFIED_SINCE' in self.env:
1497
2704d8438823 better if-modified-since handling for cgi-bin
Richard Jones <richard@users.sourceforge.net>
parents: 1477
diff changeset
1914 # cgi will put the header in the env var
1469
79d8956de3f5 implemented last-modified and if-modified-since support
Richard Jones <richard@users.sourceforge.net>
parents: 1468
diff changeset
1915 ims = self.env['HTTP_IF_MODIFIED_SINCE']
79d8956de3f5 implemented last-modified and if-modified-since support
Richard Jones <richard@users.sourceforge.net>
parents: 1468
diff changeset
1916 if ims:
4980
13f8f88ad984 Replace rfc822 imports with email package (issue2550870)
John Kristensen <john@jerrykan.com>
parents: 4979
diff changeset
1917 ims = email.utils.parsedate(ims)[:6]
3800
75d3896929bb really fix the last-modified code
Richard Jones <richard@users.sourceforge.net>
parents: 3796
diff changeset
1918 lmtt = time.gmtime(lmt)[:6]
1469
79d8956de3f5 implemented last-modified and if-modified-since support
Richard Jones <richard@users.sourceforge.net>
parents: 1468
diff changeset
1919 if lmtt <= ims:
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1920 if (self.determine_content_encoding()):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1921 # set vary header as though we were returning 200
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1922 # https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Vary
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
1923 self.setVary("Accept-Encoding")
1469
79d8956de3f5 implemented last-modified and if-modified-since support
Richard Jones <richard@users.sourceforge.net>
parents: 1468
diff changeset
1924 raise NotModified
79d8956de3f5 implemented last-modified and if-modified-since support
Richard Jones <richard@users.sourceforge.net>
parents: 1468
diff changeset
1925
6548
de5f5f9c02f2 Fix spurious content-ty on 304; xfail css Cache-Control
John Rouillard <rouilj@ieee.org>
parents: 6546
diff changeset
1926 # don't set until we are sure we are sending a response body.
de5f5f9c02f2 Fix spurious content-ty on 304; xfail css Cache-Control
John Rouillard <rouilj@ieee.org>
parents: 6546
diff changeset
1927 self.additional_headers['Content-Type'] = mime_type
de5f5f9c02f2 Fix spurious content-ty on 304; xfail css Cache-Control
John Rouillard <rouilj@ieee.org>
parents: 6546
diff changeset
1928
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
1929 if filename:
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
1930 self.write_file(filename)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
1931 else:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
1932 self.additional_headers['Content-Length'] = str(len(content))
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
1933 self.write(content)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1934
4543
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1935 def send_error_to_admin(self, subject, html, txt):
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1936 """Send traceback information to admin via email.
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1937 We send both, the formatted html (with more information) and
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1938 the text version of the traceback. We use
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1939 multipart/alternative so the receiver can chose which version
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1940 to display.
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1941 """
4264
b1e614c6759f Improve error reporting.
Stefan Seefeld <stefan@seefeld.name>
parents: 4263
diff changeset
1942 to = [self.mailer.config.ADMIN_EMAIL]
4543
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1943 message = MIMEMultipart('alternative')
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1944 self.mailer.set_message_attributes(message, to, subject)
5518
db3a95f28b3c fixed typos in send_error_to_admin
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5493
diff changeset
1945 part = self.mailer.get_text_message('utf-8', 'html')
5493
725266c03eab updated mailgw to no longer use mimetools based on jerrykan's patch
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5488
diff changeset
1946 part.set_payload(html, part.get_charset())
4543
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1947 message.attach(part)
5518
db3a95f28b3c fixed typos in send_error_to_admin
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5493
diff changeset
1948 part = self.mailer.get_text_message()
db3a95f28b3c fixed typos in send_error_to_admin
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5493
diff changeset
1949 part.set_payload(txt, part.get_charset())
4543
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
1950 message.attach(part)
4523
a03646a02f68 Fix issue2550691 where a Unix From-Header was sometimes inserted...
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4384
diff changeset
1951 self.mailer.smtp_send(to, message.as_string())
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
1952
4265
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1953 def renderFrontPage(self, message):
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1954 """Return the front page of the tracker."""
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
1955
4265
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1956 self.classname = self.nodeid = None
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1957 self.template = ''
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1958 self.add_error_message(message)
4265
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1959 self.write_html(self.renderContext())
e24a6ca34448 Improve login failure response.
Stefan Seefeld <stefan@seefeld.name>
parents: 4264
diff changeset
1960
4740
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
1961 def selectTemplate(self, name, view):
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1962 """ Choose existing template for the given combination of
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1963 classname (name parameter) and template request variable
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1964 (view parameter) and return its name.
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1965
5185
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1966 View can be a single template or two templates separated
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1967 by a vbar '|' character. If the Client object has a
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1968 non-empty _error_message attribute, the right hand
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1969 template (error template) will be used. If the
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1970 _error_message is empty, the left hand template (ok
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1971 template) will be used.
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1972
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1973 In most cases the name will be "classname.view", but
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1974 if "view" is None, then template name "classname" will
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1975 be returned.
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1976
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
1977 If "classname.view" template doesn't exist, the
4740
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
1978 "_generic.view" is used as a fallback.
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
1979
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
1980 [ ] cover with tests
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
1981 """
5185
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1982
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1983 # determine if view is oktmpl|errortmpl. If so assign the
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1984 # right one to the view parameter. If we don't have alternate
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1985 # templates, just leave view alone.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1986 if (view and view.find('|') != -1):
5185
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1987 # we have alternate templates, parse them apart.
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1988 (oktmpl, errortmpl) = view.split("|", 2)
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
1989 if self._error_message:
5185
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1990 # we have an error, use errortmpl
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1991 view = errortmpl
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1992 else:
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1993 # no error message recorded, use oktmpl
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1994 view = oktmpl
349bef975367 Make @template support two alternate templates for error and ok cases.
John Rouillard <rouilj@ieee.org>
parents: 5166
diff changeset
1995
4739
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
1996 loader = self.instance.templates
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
1997
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
1998 # if classname is not set, use "home" template
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
1999 if name is None:
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
2000 name = 'home'
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
2001
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2002 tplname = name
4740
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2003 if view:
5154
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2004 # Support subdirectories for templates. Value is path/to/VIEW
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2005 # or just VIEW if the template is in the html directory of
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2006 # the tracker.
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2007 slash_loc = view.rfind("/")
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2008 if slash_loc == -1:
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2009 # try plain class.view
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2010 tplname = '%s.%s' % (name, view)
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2011 else:
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2012 # try path/class.view
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2013 tplname = '%s/%s.%s' % (
5154
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2014 view[:slash_loc], name, view[slash_loc+1:])
4740
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2015
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2016 if loader.check(tplname):
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2017 return tplname
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2018
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2019 # rendering class/context with generic template for this view.
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2020 # with no view it's impossible to choose which generic template to use
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2021 if not view:
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2022 raise templating.NoTemplate('Template "%s" doesn\'t exist' % name)
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2023
5154
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2024 if slash_loc == -1:
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2025 generic = '_generic.%s' % view
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2026 else:
f608eeecf638 issue2550891: Allow subdir in template value. Anthony (antmail)
John Rouillard <rouilj@ieee.org>
parents: 5119
diff changeset
2027 generic = '%s/_generic.%s' % (view[:slash_loc], view[slash_loc+1:])
4740
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2028 if loader.check(generic):
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2029 return generic
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2030
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2031 raise templating.NoTemplate(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2032 'No template file exists for templating '
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2033 '"%s" with template "%s" (neither "%s" nor "%s")' % (
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2034 name, view, tplname, generic))
4739
94be76e04140 templating: Move template selection logic from the template loaders
anatoly techtonik <techtonik@gmail.com>
parents: 4728
diff changeset
2035
1204
b862bbf2067a Replaced the content() callback ickiness with Page Template macro usage
Richard Jones <richard@users.sourceforge.net>
parents: 1196
diff changeset
2036 def renderContext(self):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2037 """ Return a PageTemplate for the named page
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2038 """
6382
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2039 try:
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2040 tplname = self.selectTemplate(self.classname, self.template)
1204
b862bbf2067a Replaced the content() callback ickiness with Page Template macro usage
Richard Jones <richard@users.sourceforge.net>
parents: 1196
diff changeset
2041
6382
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2042 # catch errors so we can handle PT rendering errors more nicely
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2043 args = {
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2044 'ok_message': self._ok_message,
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2045 'error_message': self._error_message
b35a50d02890 Fix issue2551129 - Template not found return 500 and traceback
John Rouillard <rouilj@ieee.org>
parents: 6267
diff changeset
2046 }
4740
fe9568a6cbd6 Untangle template selection logic from template loading functionality.
anatoly techtonik <techtonik@gmail.com>
parents: 4739
diff changeset
2047 pt = self.instance.templates.load(tplname)
1016
d6c13142e7b9 Keep a cache of compiled PageTemplates.
Richard Jones <richard@users.sourceforge.net>
parents: 1008
diff changeset
2048 # let the template render figure stuff out
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2049 try:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2050 result = pt.render(self, None, None, **args)
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2051 except IndexerQueryError as e:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2052 result = self.renderError(e.args[0])
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2053
1967
d30cd44321f2 commit old file-serving bugfix, and new pt content-type fix
Richard Jones <richard@users.sourceforge.net>
parents: 1946
diff changeset
2054 self.additional_headers['Content-Type'] = pt.content_type
2942
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2055 if self.env.get('CGI_SHOW_TIMING', ''):
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2056 if self.env['CGI_SHOW_TIMING'].upper() == 'COMMENT':
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2057 timings = {'starttag': '<!-- ', 'endtag': ' -->'}
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2058 else:
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2059 timings = {'starttag': '<p>', 'endtag': '</p>'}
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2060 timings['seconds'] = time.time()-self.start
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2061 s = self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2062 '%(starttag)sTime elapsed: %(seconds)fs%(endtag)s\n'
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2063 ) % timings
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2233
diff changeset
2064 if hasattr(self.db, 'stats'):
2942
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2065 timings.update(self.db.stats)
a50e4f7c9276 look for CGI_SHOW_TIMING in self.env instead of os.environ;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2940
diff changeset
2066 s += self._("%(starttag)sCache hits: %(cache_hits)d,"
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2067 " misses %(cache_misses)d."
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2068 " Loading items: %(get_items)f secs."
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2069 " Filtering: %(filtering)f secs."
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2070 "%(endtag)s\n") % timings
2237
f624fc20f8fe added capturing of stats
Richard Jones <richard@users.sourceforge.net>
parents: 2233
diff changeset
2071 s += '</body>'
2230
ca2664e095be disable forking server when os.fork() not available [SF#938586]
Richard Jones <richard@users.sourceforge.net>
parents: 2183
diff changeset
2072 result = result.replace('</body>', s)
1967
d30cd44321f2 commit old file-serving bugfix, and new pt content-type fix
Richard Jones <richard@users.sourceforge.net>
parents: 1946
diff changeset
2073 return result
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
2074 except templating.NoTemplate as message:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2075 self.response_code = 400
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2076 return '<strong>%s</strong>' % html_escape(str(message))
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
2077 except templating.Unauthorised as message:
5802
0e6d45413e88 catching last couple of cgi.escape references.
John Rouillard <rouilj@ieee.org>
parents: 5775
diff changeset
2078 raise Unauthorised(html_escape(str(message)))
6976
3917ae82fb24 flake8 - bare exceptions
John Rouillard <rouilj@ieee.org>
parents: 6975
diff changeset
2079 except Exception:
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2080 # everything else
4045
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2081 if self.instance.config.WEB_DEBUG:
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2082 return cgitb.pt_html(i18n=self.translator)
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2083 exc_info = sys.exc_info()
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2084 try:
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2085 # If possible, send the HTML page template traceback
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2086 # to the administrator.
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2087 subject = "Templating Error: %s" % exc_info[1]
4543
d16d9bf655d8 - fix handling of traceback mails to the roundup admin
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4530
diff changeset
2088 self.send_error_to_admin(subject, cgitb.pt_html(), format_exc())
4045
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2089 # Now report the error to the user.
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
2090 return self._(default_err_msg)
6976
3917ae82fb24 flake8 - bare exceptions
John Rouillard <rouilj@ieee.org>
parents: 6975
diff changeset
2091 except Exception:
4045
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2092 # Reraise the original exception. The user will
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2093 # receive an error message, and the adminstrator will
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2094 # receive a traceback, albeit with less information
82213b1971b4 Only feed back traceback to web users if config.WEB_DEBUG is True
Stefan Seefeld <stefan@seefeld.name>
parents: 4027
diff changeset
2095 # than the one we tried to generate above.
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5356
diff changeset
2096 if sys.version_info[0] > 2:
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5356
diff changeset
2097 raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
35ea9b1efc14 Python 3 preparation: "raise" syntax.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5356
diff changeset
2098 else:
6014
6ed03d01491d Bandit - ignore use of exec which re-raises exception
John Rouillard <rouilj@ieee.org>
parents: 5980
diff changeset
2099 exec('raise exc_info[0], exc_info[1], exc_info[2]') # nosec
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2100
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2101 def renderError(self, error, response_code=400, use_template=True):
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2102 self.response_code = response_code
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2103
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2104 # see if error message already logged add if not
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2105 if error not in self._error_message:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2106 self.add_error_message(error, escape=True)
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2107
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2108 # allow use of template for a specific code
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2109 trial_templates = []
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2110 if use_template:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2111 if response_code == 400:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2112 trial_templates = ["400"]
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2113 else:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2114 trial_templates = [str(response_code), "400"]
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2115
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2116 tplname = None
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2117 for rcode in trial_templates:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2118 try:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2119 tplname = self.selectTemplate(self.classname, rcode)
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2120 break
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2121 except templating.NoTemplate:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2122 pass
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2123
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2124 if not tplname:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2125 # call string of serious error to get basic html
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2126 # response.
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2127 return str(SeriousError(error))
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2128
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2129 args = {
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2130 'ok_message': self._ok_message,
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2131 'error_message': self._error_message
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2132 }
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2133
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2134 try:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2135 pt = self.instance.templates.load(tplname)
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2136 return pt.render(self, None, None, **args)
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2137 except Exception:
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2138 # report original error
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2139 return str(SeriousError(error))
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6550
diff changeset
2140
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2141 # these are the actions that are available
2904
b1ad7add1a2c back out
Richard Jones <richard@users.sourceforge.net>
parents: 2903
diff changeset
2142 actions = (
5073
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2143 ('edit', actions.EditItemAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2144 ('editcsv', actions.EditCSVAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2145 ('new', actions.NewItemAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2146 ('register', actions.RegisterAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2147 ('confrego', actions.ConfRegoAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2148 ('passrst', actions.PassResetAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2149 ('login', actions.LoginAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2150 ('logout', actions.LogoutAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2151 ('search', actions.SearchAction),
5119
748ba87e1aca Added a new cgi action restore. The opposite of (and a clone of) the existing retire action.
John Rouillard <rouilj@ieee.org>
parents: 5079
diff changeset
2152 ('restore', actions.RestoreAction),
5073
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2153 ('retire', actions.RetireAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2154 ('show', actions.ShowAction),
d0aa596daca8 Remove 'import *' statement from cgi/client.py
John Kristensen <john@jerrykan.com>
parents: 5044
diff changeset
2155 ('export_csv', actions.ExportCSVAction),
5614
be99aa02c616 issue2550833 enhance the export csv action to include the keys for
John Rouillard <rouilj@ieee.org>
parents: 5608
diff changeset
2156 ('export_csv_id', actions.ExportCSVWithIdAction),
2904
b1ad7add1a2c back out
Richard Jones <richard@users.sourceforge.net>
parents: 2903
diff changeset
2157 )
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2158
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2159 def handle_action(self):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2160 """ Determine whether there should be an Action called.
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2161
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2162 The action is defined by the form variable :action which
1477
ed725179953d Added password reset facility for forgotten passwords.
Richard Jones <richard@users.sourceforge.net>
parents: 1472
diff changeset
2163 identifies the method on this object to call. The actions
2904
b1ad7add1a2c back out
Richard Jones <richard@users.sourceforge.net>
parents: 2903
diff changeset
2164 are defined in the "actions" sequence on this class.
2045
d124af927369 Forward-porting of fixes from the maintenance branch.
Richard Jones <richard@users.sourceforge.net>
parents: 2032
diff changeset
2165
d124af927369 Forward-porting of fixes from the maintenance branch.
Richard Jones <richard@users.sourceforge.net>
parents: 2032
diff changeset
2166 Actions may return a page (by default HTML) to return to the
d124af927369 Forward-porting of fixes from the maintenance branch.
Richard Jones <richard@users.sourceforge.net>
parents: 2032
diff changeset
2167 user, bypassing the usual template rendering.
3388
0c66acaea802 present Reject exception messages to web users [SF#1237685]
Richard Jones <richard@users.sourceforge.net>
parents: 3356
diff changeset
2168
0c66acaea802 present Reject exception messages to web users [SF#1237685]
Richard Jones <richard@users.sourceforge.net>
parents: 3356
diff changeset
2169 We explicitly catch Reject and ValueError exceptions and
0c66acaea802 present Reject exception messages to web users [SF#1237685]
Richard Jones <richard@users.sourceforge.net>
parents: 3356
diff changeset
2170 present their messages to the user.
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2171 """
4804
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2172 action = None
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2173 try:
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2174 if ':action' in self.form:
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2175 action = self.form[':action']
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2176 elif '@action' in self.form:
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2177 action = self.form['@action']
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2178 except TypeError:
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2179 pass
bc4144417861 More fixes for form TypeError
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4802
diff changeset
2180 if action is None:
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2181 return None
2638
18e86941c950 Load up extensions in the tracker "extensions" directory.
Richard Jones <richard@users.sourceforge.net>
parents: 2592
diff changeset
2182
4367
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
2183 if isinstance(action, list):
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
2184 raise SeriousError('broken form: multiple @action values submitted')
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
2185 else:
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
2186 action = action.value.lower()
fa5587802af9 Handle multiple @action values from broken trackers
Richard Jones <richard@users.sourceforge.net>
parents: 4362
diff changeset
2187
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2188 try:
2948
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2189 action_klass = self.get_action_class(action)
2019
8fab5d394f22 Call actions in a different way so we won't hide any bad TypeErrors.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2018
diff changeset
2190
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2191 # call the mapped action
2019
8fab5d394f22 Call actions in a different way so we won't hide any bad TypeErrors.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2018
diff changeset
2192 if isinstance(action_klass, type('')):
8fab5d394f22 Call actions in a different way so we won't hide any bad TypeErrors.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2018
diff changeset
2193 # old way of specifying actions
2045
d124af927369 Forward-porting of fixes from the maintenance branch.
Richard Jones <richard@users.sourceforge.net>
parents: 2032
diff changeset
2194 return getattr(self, action_klass)()
2019
8fab5d394f22 Call actions in a different way so we won't hide any bad TypeErrors.
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 2018
diff changeset
2195 else:
2045
d124af927369 Forward-porting of fixes from the maintenance branch.
Richard Jones <richard@users.sourceforge.net>
parents: 2032
diff changeset
2196 return action_klass(self).execute()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
2197 except (ValueError, Reject) as err:
5004
494d255043c9 Display errors containing HTML with RejectRaw (issue2550847)
John Kristensen <john@jerrykan.com>
parents: 4980
diff changeset
2198 escape = not isinstance(err, RejectRaw)
494d255043c9 Display errors containing HTML with RejectRaw (issue2550847)
John Kristensen <john@jerrykan.com>
parents: 4980
diff changeset
2199 self.add_error_message(str(err), escape=escape)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2200
2948
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2201 def get_action_class(self, action_name):
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2202 if (hasattr(self.instance, 'cgi_actions') and
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
2203 action_name in self.instance.cgi_actions):
2948
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2204 # tracker-defined action
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2205 action_klass = self.instance.cgi_actions[action_name]
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2206 else:
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
2207 # go with a default, action_klass used after end of loop
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
2208 for name, action_klass in self.actions: # noqa: B007
2948
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2209 if name == action_name:
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2210 break
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2211 else:
6975
fe4a6ba98bfe flake8 - remove unused imports, unused vars, whitespace fixes
John Rouillard <rouilj@ieee.org>
parents: 6974
diff changeset
2212 raise ValueError('No such action "%s"' %
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2213 html_escape(action_name))
2948
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2214 return action_klass
deda13909085 factor out get_action_class so it may be called from other places
Richard Jones <richard@users.sourceforge.net>
parents: 2947
diff changeset
2215
3760
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2216 def _socket_op(self, call, *args, **kwargs):
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2217 """Execute socket-related operation, catch common network errors
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2218
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2219 Parameters:
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2220 call: a callable to execute
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2221 args, kwargs: call arguments
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2222
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2223 """
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2224 try:
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2225 call(*args, **kwargs)
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
2226 except socket.error as err:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2227 err_errno = getattr(err, 'errno', None)
3808
36eb9e8faf30 Real handling of network errors.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3807
diff changeset
2228 if err_errno is None:
36eb9e8faf30 Real handling of network errors.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3807
diff changeset
2229 try:
36eb9e8faf30 Real handling of network errors.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3807
diff changeset
2230 err_errno = err[0]
36eb9e8faf30 Real handling of network errors.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3807
diff changeset
2231 except TypeError:
36eb9e8faf30 Real handling of network errors.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3807
diff changeset
2232 pass
3807
c27aafab067d Band-aid over handling of netework errors.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3800
diff changeset
2233 if err_errno not in self.IGNORE_NET_ERRORS:
3760
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2234 raise
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2235 except IOError:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2236 # Apache's mod_python will raise IOError -- without an
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2237 # accompanying errno -- when a write to the client fails.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2238 # A common case is that the client has closed the
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2239 # connection. There's no way to be certain that this is
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2240 # the situation that has occurred here, but that is the
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2241 # most likely case.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2242 pass
3760
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2243
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2244 def determine_content_encoding(self, list_all=False, precompressed=False):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2245
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2246 encoding_list = []
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2247
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2248 # FIXME: Should parse for q= values and properly order
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2249 # the request encodings. Also should handle identity coding.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2250 # Then return first acceptable by q value.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2251 # This code always uses order: zstd, br, gzip. It will send identity
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2252 # even if identity excluded rather than returning 406.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2253 accept_encoding = self.request.headers.get('accept-encoding') or []
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2254
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2255 if accept_encoding:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2256 for enc in ['zstd', 'br', 'gzip']:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2257 if ((enc in self.compressors) or precompressed) and \
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2258 (enc in accept_encoding):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2259 if not list_all:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2260 return enc
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2261 else:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2262 encoding_list.append(enc)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2263
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2264 # Return value must evaluate to false in boolean context if no
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2265 # acceptable encoding is found. If an (non-identity) encoding
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2266 # is found the Vary header will include accept-encoding.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2267 # What to return if the identity encoding is unacceptable?
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2268 # Maybe raise a 406 from here?
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2269 if not list_all:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2270 return None
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2271 else:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2272 return encoding_list
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2273
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2274 def setVary(self, header):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2275 '''Vary header will include the new header. This will append
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2276 if Vary exists.'''
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2277
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2278 if ('Vary' in self.additional_headers):
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2279 self.additional_headers['Vary'] += ", %s" % header
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2280 else:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2281 self.additional_headers['Vary'] = header
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2282
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2283 def compress_encode(self, byte_content, quality=4):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2284
6467
679ec82798e9 Fix typo referencing config.
John Rouillard <rouilj@ieee.org>
parents: 6458
diff changeset
2285 if not self.instance.config.WEB_DYNAMIC_COMPRESSION:
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2286 # dynamic compression disabled.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2287 return byte_content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2288
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2289 # don't compress small content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2290 if len(byte_content) < 100:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2291 return byte_content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2292
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2293 # abort if already encoded (e.g. served from
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2294 # precompressed file or cache on disk)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2295 if ('Content-Encoding' in self.additional_headers):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2296 return byte_content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2297
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2298 # abort if file-type already compressed
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2299 if ('Content-Type' in self.additional_headers) and \
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2300 (self.additional_headers['Content-Type'] in
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2301 self.precompressed_mime_types):
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2302 return byte_content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2303
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2304 encoder = None
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2305 # return same content if unable to compress
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2306 new_content = byte_content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2307
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2308 encoder = self.determine_content_encoding()
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2309
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2310 if encoder == 'zstd':
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2311 new_content = self.zstd.ZSTD_compress(byte_content, 3)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2312 elif encoder == 'br':
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2313 # lgblock=0 sets value from quality
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2314 new_content = self.brotli.compress(byte_content,
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2315 quality=quality,
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2316 mode=1,
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2317 lgblock=0)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2318 elif encoder == 'gzip':
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2319 try:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2320 new_content = self.gzip.compress(byte_content, compresslevel=5)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2321 except AttributeError:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2322 try:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2323 from StringIO import cStringIO as IOBuff
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2324 except ImportError:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2325 # python 3
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2326 # however this code should not be needed under python3
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2327 # since py3 gzip library has compress() method.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2328 from io import BytesIO as IOBuff
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2329
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2330 out = IOBuff()
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2331 # handle under python2
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2332 f = self.gzip.GzipFile(fileobj=out, mode='w', compresslevel=5)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2333 f.write(byte_content)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2334 f.close()
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2335 new_content = out.getvalue()
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2336
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2337 if encoder:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2338 # we changed the data, change existing content-length header
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2339 # and add Content-Encoding and Vary header.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2340 self.additional_headers['Content-Length'] = str(len(new_content))
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2341 self.additional_headers['Content-Encoding'] = encoder
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2342 self.setVary('Accept-Encoding')
6539
f8df7fed18f6 issue2551175 - Make ETag content-encoding aware.
John Rouillard <rouilj@ieee.org>
parents: 6509
diff changeset
2343 try:
f8df7fed18f6 issue2551175 - Make ETag content-encoding aware.
John Rouillard <rouilj@ieee.org>
parents: 6509
diff changeset
2344 current_etag = self.additional_headers['ETag']
f8df7fed18f6 issue2551175 - Make ETag content-encoding aware.
John Rouillard <rouilj@ieee.org>
parents: 6509
diff changeset
2345 except KeyError:
f8df7fed18f6 issue2551175 - Make ETag content-encoding aware.
John Rouillard <rouilj@ieee.org>
parents: 6509
diff changeset
2346 pass # etag not set for non-rest endpoints
f8df7fed18f6 issue2551175 - Make ETag content-encoding aware.
John Rouillard <rouilj@ieee.org>
parents: 6509
diff changeset
2347 else:
f8df7fed18f6 issue2551175 - Make ETag content-encoding aware.
John Rouillard <rouilj@ieee.org>
parents: 6509
diff changeset
2348 etag_end = current_etag.rindex('"')
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2349 self.additional_headers['ETag'] = (
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2350 current_etag[:etag_end] +
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2351 '-' + encoder + current_etag[etag_end:])
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2352
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2353 return new_content
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2354
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2355 def write(self, content):
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2356 if not self.headers_done and self.env['REQUEST_METHOD'] != 'HEAD':
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2357 # compress_encode modifies headers, must run before self.header()
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2358 content = self.compress_encode(bs2b(content))
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2359
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2360 if not self.headers_done:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2361 self.header()
2592
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2362 if self.env['REQUEST_METHOD'] != 'HEAD':
3760
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2363 self._socket_op(self.request.wfile.write, content)
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2364
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2365 def write_html(self, content):
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2366 if sys.version_info[0] > 2:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2367 # An action setting appropriate headers for a non-HTML
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2368 # response may return a bytes object directly.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2369 if not isinstance(content, bytes):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2370 content = content.encode(self.charset, 'xmlcharrefreplace')
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2371 elif self.charset != self.STORAGE_CHARSET:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2372 # recode output
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2373 content = content.decode(self.STORAGE_CHARSET, 'replace')
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2374 content = content.encode(self.charset, 'xmlcharrefreplace')
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2375
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2376 if self.env['REQUEST_METHOD'] != 'HEAD' and not self.headers_done:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2377 # compress_encode modifies headers, must run before self.header()
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2378 content = self.compress_encode(bs2b(content))
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2379
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2380 if not self.headers_done:
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2381 # at this point, we are sure about Content-Type
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
2382 if 'Content-Type' not in self.additional_headers:
3867
2563ddf71cd7 Enabled over-riding of content-type in web interface (thanks John Mitchell)
Richard Jones <richard@users.sourceforge.net>
parents: 3808
diff changeset
2383 self.additional_headers['Content-Type'] = \
2563ddf71cd7 Enabled over-riding of content-type in web interface (thanks John Mitchell)
Richard Jones <richard@users.sourceforge.net>
parents: 3808
diff changeset
2384 'text/html; charset=%s' % self.charset
6509
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
2385 if 'Content-Length' not in self.additional_headers:
6550
15ae655c2014 header values should always be strings (at least "flup" cares)
Christof Meerwald <cmeerw@cmeerw.org>
parents: 6548
diff changeset
2386 self.additional_headers['Content-Length'] = str(len(content))
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2387 self.header()
2592
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2388
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2389 if self.env['REQUEST_METHOD'] == 'HEAD':
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2390 # client doesn't care about content
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2391 return
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2392
5a8d9465827e implement the HTTP HEAD command [SF#992544]
Richard Jones <richard@users.sourceforge.net>
parents: 2565
diff changeset
2393 # and write
3760
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2394 self._socket_op(self.request.wfile.write, content)
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2395
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2396 def http_strip(self, content):
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2397 """Remove HTTP Linear White Space from 'content'.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2398
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2399 'content' -- A string.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2400
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2401 returns -- 'content', with all leading and trailing LWS
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2402 removed."""
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2403
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2404 # RFC 2616 2.2: Basic Rules
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2405 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2406 # LWS = [CRLF] 1*( SP | HT )
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2407 return content.strip(" \r\n\t")
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2408
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2409 def http_split(self, content):
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2410 """Split an HTTP list.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2411
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2412 'content' -- A string, giving a list of items.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2413
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2414 returns -- A sequence of strings, containing the elements of
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2415 the list."""
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2416
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2417 # RFC 2616 2.1: Augmented BNF
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2418 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2419 # Grammar productions of the form "#rule" indicate a
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2420 # comma-separated list of elements matching "rule". LWS
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2421 # is then removed from each element, and empty elements
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2422 # removed.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2423
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2424 # Split at commas.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2425 elements = content.split(",")
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2426 # Remove linear whitespace at either end of the string.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2427 elements = [self.http_strip(e) for e in elements]
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2428 # Remove any now-empty elements.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2429 return [e for e in elements if e]
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
2430
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2431 def handle_range_header(self, length, etag):
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2432 """Handle the 'Range' and 'If-Range' headers.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2433
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2434 'length' -- the length of the content available for the
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2435 resource.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2436
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2437 'etag' -- the entity tag for this resources.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2438
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2439 returns -- If the request headers (including 'Range' and
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2440 'If-Range') indicate that only a portion of the entity should
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2441 be returned, then the return value is a pair '(offfset,
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2442 length)' indicating the first byte and number of bytes of the
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2443 content that should be returned to the client. In addition,
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2444 this method will set 'self.response_code' to indicate Partial
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2445 Content. In all other cases, the return value is 'None'. If
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2446 appropriate, 'self.response_code' will be
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2447 set to indicate 'REQUESTED_RANGE_NOT_SATISFIABLE'. In that
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2448 case, the caller should not send any data to the client."""
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2449
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2450 # RFC 2616 14.35: Range
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2451 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2452 # See if the Range header is present.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2453 ranges_specifier = self.env.get("HTTP_RANGE")
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2454 if ranges_specifier is None:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2455 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2456 # RFC 2616 14.27: If-Range
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2457 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2458 # Check to see if there is an If-Range header.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2459 # Because the specification says:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2460 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2461 # The If-Range header ... MUST be ignored if the request
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2462 # does not include a Range header, we check for If-Range
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2463 # after checking for Range.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2464 if_range = self.env.get("HTTP_IF_RANGE")
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2465 if if_range:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2466 # The grammar for the If-Range header is:
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
2467 #
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2468 # If-Range = "If-Range" ":" ( entity-tag | HTTP-date )
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2469 # entity-tag = [ weak ] opaque-tag
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2470 # weak = "W/"
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2471 # opaque-tag = quoted-string
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2472 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2473 # We only support strong entity tags.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2474 if_range = self.http_strip(if_range)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2475 if (not if_range.startswith('"')
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2476 or not if_range.endswith('"')):
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2477 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2478 # If the condition doesn't match the entity tag, then we
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2479 # must send the client the entire file.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2480 if if_range != etag:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2481 return
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2482 # The grammar for the Range header value is:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2483 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2484 # ranges-specifier = byte-ranges-specifier
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2485 # byte-ranges-specifier = bytes-unit "=" byte-range-set
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2486 # byte-range-set = 1#( byte-range-spec | suffix-byte-range-spec )
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2487 # byte-range-spec = first-byte-pos "-" [last-byte-pos]
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2488 # first-byte-pos = 1*DIGIT
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2489 # last-byte-pos = 1*DIGIT
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2490 # suffix-byte-range-spec = "-" suffix-length
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2491 # suffix-length = 1*DIGIT
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2492 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2493 # Look for the "=" separating the units from the range set.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2494 specs = ranges_specifier.split("=", 1)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2495 if len(specs) != 2:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2496 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2497 # Check that the bytes-unit is in fact "bytes". If it is not,
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2498 # we do not know how to process this range.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2499 bytes_unit = self.http_strip(specs[0])
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2500 if bytes_unit != "bytes":
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2501 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2502 # Seperate the range-set into range-specs.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2503 byte_range_set = self.http_strip(specs[1])
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2504 byte_range_specs = self.http_split(byte_range_set)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2505 # We only handle exactly one range at this time.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2506 if len(byte_range_specs) != 1:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2507 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2508 # Parse the spec.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2509 byte_range_spec = byte_range_specs[0]
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2510 pos = byte_range_spec.split("-", 1)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2511 if len(pos) != 2:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2512 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2513 # Get the first and last bytes.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2514 first = self.http_strip(pos[0])
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2515 last = self.http_strip(pos[1])
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2516 # We do not handle suffix ranges.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2517 if not first:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2518 return None
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2519 # Convert the first and last positions to integers.
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2520 try:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2521 first = int(first)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2522 if last:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2523 last = int(last)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2524 else:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2525 last = length - 1
6976
3917ae82fb24 flake8 - bare exceptions
John Rouillard <rouilj@ieee.org>
parents: 6975
diff changeset
2526 except ValueError:
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2527 # The positions could not be parsed as integers.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2528 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2529 # Check that the range makes sense.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2530 if (first < 0 or last < 0 or last < first):
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2531 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2532 if last >= length:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2533 # RFC 2616 10.4.17: 416 Requested Range Not Satisfiable
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2534 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2535 # If there is an If-Range header, RFC 2616 says that we
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2536 # should just ignore the invalid Range header.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2537 if if_range:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2538 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2539 # Return code 416 with a Content-Range header giving the
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2540 # allowable range.
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
2541 self.response_code = http_.client.REQUESTED_RANGE_NOT_SATISFIABLE
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2542 self.setHeader("Content-Range", "bytes */%d" % length)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2543 return None
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2544 # RFC 2616 10.2.7: 206 Partial Content
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2545 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2546 # Tell the client that we are honoring the Range request by
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2547 # indicating that we are providing partial content.
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
2548 self.response_code = http_.client.PARTIAL_CONTENT
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2549 # RFC 2616 14.16: Content-Range
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2550 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2551 # Tell the client what data we are providing.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2552 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2553 # content-range-spec = byte-content-range-spec
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2554 # byte-content-range-spec = bytes-unit SP
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2555 # byte-range-resp-spec "/"
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2556 # ( instance-length | "*" )
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2557 # byte-range-resp-spec = (first-byte-pos "-" last-byte-pos)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2558 # | "*"
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2559 # instance-length = 1 * DIGIT
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2560 self.setHeader("Content-Range",
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2561 "bytes %d-%d/%d" % (first, last, length))
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2562 return (first, last - first + 1)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2563
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2564 def write_file(self, filename):
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2565 """Send the contents of 'filename' to the user.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2566 Send an acceptable pre-compressed version of the
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2567 file if it is newer than the uncompressed version.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2568 """
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2569
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2570 # Assume we will return the entire file.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2571 offset = 0
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2572
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2573 # initalize length from uncompressed file
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2574 stat_info = os.stat(filename)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2575 length = stat_info[stat.ST_SIZE]
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2576
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2577 # Determine if we are sending a range. If so, compress
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2578 # on the fly. Otherwise see if we have a suitable
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2579 # pre-compressed/encoded file we can send.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2580 if not self.env.get("HTTP_RANGE"):
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2581 # no range, search for file in list ordered
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2582 # from best to worst alternative
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2583 encoding_list = self.determine_content_encoding(list_all=True,
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2584 precompressed=True)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2585 if encoding_list and self.db.config.WEB_USE_PRECOMPRESSED_FILES:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2586 # do we need to search through list? If best is not
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2587 # precompressed, on the fly compress with best?
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2588 # by searching list we will respond with precompressed
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2589 # 2nd best or worse.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2590 for encoder in encoding_list:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2591 try:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2592 trial_filename = '%s.%s' % (filename, encoder)
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2593 trial_stat_info = os.stat(trial_filename)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2594 if stat_info[stat.ST_MTIME] > \
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2595 trial_stat_info[stat.ST_MTIME]:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2596 # compressed file is obsolete
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2597 # don't use it
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2598 logger.warning(self._(
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2599 "Cache failure: "
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2600 "compressed file %(compressed)s is "
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2601 "older than its source file "
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2602 "%(filename)s" % {
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2603 'filename': filename,
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2604 'compressed': trial_filename}))
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2605
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2606 continue
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2607 filename = trial_filename
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2608 length = trial_stat_info[stat.ST_SIZE]
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2609 self.setHeader('Content-Encoding', encoder)
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2610 self.setVary('Accept-Encoding')
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2611 break
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2612 # except FileNotFoundError: py2/py3
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2613 # compatible version
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2614 except EnvironmentError as e:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2615 if e.errno != errno.ENOENT:
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2616 raise
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2617
4648
e645820e8556 Clean up whitespace in client.py
Ezio Melotti <ezio.melotti@gmail.com>
parents: 4640
diff changeset
2618 # If the headers have not already been finalized,
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2619 if not self.headers_done:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2620 # RFC 2616 14.19: ETag
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2621 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2622 # Compute the entity tag, in a format similar to that
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2623 # used by Apache.
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2624 #
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2625 # Tag does *not* change with Content-Encoding.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2626 # Header 'Vary: Accept-Encoding' is returned with response.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2627 # RFC2616 section 13.32 discusses etag and references
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2628 # section 14.44 (Vary header) as being applicable to etag.
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2629 # Hence the intermediate proxy should/must match
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2630 # Accept-Encoding and ETag to determine whether to return
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2631 # a 304 or report cache miss and fetch from origin server.
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2632 etag = '"%x-%x-%x"' % (stat_info[stat.ST_INO],
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2633 length,
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2634 stat_info[stat.ST_MTIME])
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2635 self.setHeader("ETag", etag)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2636 # RFC 2616 14.5: Accept-Ranges
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2637 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2638 # Let the client know that we will accept range requests.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2639 self.setHeader("Accept-Ranges", "bytes")
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2640 # RFC 2616 14.35: Range
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2641 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2642 # If there is a Range header, we may be able to avoid
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2643 # sending the entire file.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2644 content_range = self.handle_range_header(length, etag)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2645 if content_range:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2646 offset, length = content_range
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2647 # RFC 2616 14.13: Content-Length
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2648 #
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2649 # Tell the client how much data we are providing.
4145
c15fcee3d8a1 Fix issue2550552.
Stefan Seefeld <stefan@seefeld.name>
parents: 4114
diff changeset
2650 self.setHeader("Content-Length", str(length))
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2651 # If the client doesn't actually want the body, or if we are
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2652 # indicating an invalid range.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2653 if (self.env['REQUEST_METHOD'] == 'HEAD'
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2654 or self.response_code ==
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2655 http_.client.REQUESTED_RANGE_NOT_SATISFIABLE):
6656
b83b90d57846 Fix header value. needs to be string not integer.
John Rouillard <rouilj@ieee.org>
parents: 6649
diff changeset
2656 self.setHeader("Content-Length", "0")
6649
33616bc80baf Fix hang in unsatisfyable range or HEAD request for static file
John Rouillard <rouilj@ieee.org>
parents: 6588
diff changeset
2657 self.header()
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2658 return
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2659 # Use the optimized "sendfile" operation, if possible.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2660 if hasattr(self.request, "sendfile"):
6458
8f1b91756457 issue2551147 - Enable compression of http responses in roundup.
John Rouillard <rouilj@ieee.org>
parents: 6447
diff changeset
2661 self.header()
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2662 self._socket_op(self.request.sendfile, filename, offset, length)
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2663 return
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2664 # Fallback to the "write" operation.
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2665 f = open(filename, 'rb')
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2666 try:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2667 if offset:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2668 f.seek(offset)
4077
7d19ed05baa6 Fix issue2550517
Stefan Seefeld <stefan@seefeld.name>
parents: 4065
diff changeset
2669 content = f.read(length)
4064
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2670 finally:
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2671 f.close()
662cd78df973 Add support for resuming (file) downloads.
Stefan Seefeld <stefan@seefeld.name>
parents: 4047
diff changeset
2672 self.write(content)
4047
e70643990e9c Support the use of sendfile() for file transfer, if available.
Stefan Seefeld <stefan@seefeld.name>
parents: 4046
diff changeset
2673
2046
f913b6beac35 document and make easier the actions-returning-content idiom
Richard Jones <richard@users.sourceforge.net>
parents: 2045
diff changeset
2674 def setHeader(self, header, value):
6544
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2675 """Override or delete a header to be returned to the user's browser.
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2676 """
6544
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2677 if value is None:
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2678 try:
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2679 del(self.additional_headers[header])
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2680 except KeyError:
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2681 pass
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2682 else:
9aa8df0b4426 issue2551178 - fix Traceback in Apache WSGI
John Rouillard <rouilj@ieee.org>
parents: 6539
diff changeset
2683 self.additional_headers[header] = value
2046
f913b6beac35 document and make easier the actions-returning-content idiom
Richard Jones <richard@users.sourceforge.net>
parents: 2045
diff changeset
2684
1120
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
2685 def header(self, headers=None, response=None):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2686 """Put up the appropriate header.
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2687 """
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2688 if headers is None:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2689 headers = {'Content-Type': 'text/html; charset=utf-8'}
1120
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
2690 if response is None:
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
2691 response = self.response_code
1130
89bd02ffe4af tell clients/caches not to cache our dynamic bits
Richard Jones <richard@users.sourceforge.net>
parents: 1129
diff changeset
2692
89bd02ffe4af tell clients/caches not to cache our dynamic bits
Richard Jones <richard@users.sourceforge.net>
parents: 1129
diff changeset
2693 # update with additional info
1120
c26471971d18 Exposed the Batch mechanism through the top-level "utils" variable.
Richard Jones <richard@users.sourceforge.net>
parents: 1103
diff changeset
2694 headers.update(self.additional_headers)
1130
89bd02ffe4af tell clients/caches not to cache our dynamic bits
Richard Jones <richard@users.sourceforge.net>
parents: 1129
diff changeset
2695
2279
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2696 if headers.get('Content-Type', 'text/html') == 'text/html':
297e46e22e04 implemented HTTP charset negotiation.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2248
diff changeset
2697 headers['Content-Type'] = 'text/html; charset=utf-8'
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
2698
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2699 if response in [204, 304]: # has no body so no content-type
6509
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
2700 del(headers['Content-Type'])
1fc765ef6379 Fix 204 responses, hangs and crashes with REST.
John Rouillard <rouilj@ieee.org>
parents: 6504
diff changeset
2701
4362
74476eaac38a more modernisation
Richard Jones <richard@users.sourceforge.net>
parents: 4344
diff changeset
2702 headers = list(headers.items())
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
2703
5395
23b8e6067f7c Python 3 preparation: update calls to dict methods.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
2704 for ((path, name), (value, expire)) in self._cookies.items():
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2705 cookie = "%s=%s; Path=%s;" % (name, value, path)
3548
61d48244e7a8 login may now be for a single session
Richard Jones <richard@users.sourceforge.net>
parents: 3494
diff changeset
2706 if expire is not None:
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2707 cookie += " expires=%s;" % get_cookie_date(expire)
4586
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
2708 # mark as secure if https, see issue2550689
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
2709 if self.secure:
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
2710 cookie += " secure;"
5212
d4cc71beb102 Added support for SameSite cookie option for CSRF prevention
John Rouillard <rouilj@ieee.org>
parents: 5211
diff changeset
2711 ssc = self.db.config['WEB_SAMESITE_COOKIE_SETTING']
d4cc71beb102 Added support for SameSite cookie option for CSRF prevention
John Rouillard <rouilj@ieee.org>
parents: 5211
diff changeset
2712 if ssc != "None":
6974
178c80c77ca4 flake8 whitespace fixes plus X == True -> X is True
John Rouillard <rouilj@ieee.org>
parents: 6897
diff changeset
2713 cookie += " SameSite=%s;" % ssc
4586
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
2714 # prevent theft of session cookie, see issue2550689
b21bb66de6ff Mark cookies HttpOnly and -- if https is used -- secure.
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4578
diff changeset
2715 cookie += " HttpOnly;"
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
2716 headers.append(('Set-Cookie', cookie))
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
2717
3760
b8f52d030f1a ignore common network errors, like "Connection reset by peer"
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 3736
diff changeset
2718 self._socket_op(self.request.start_response, headers, response)
3736
a2d22d0de0bc WSGI support via roundup.cgi.wsgi_handler
Richard Jones <richard@users.sourceforge.net>
parents: 3687
diff changeset
2719
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2720 self.headers_done = 1
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2721 if self.debug:
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2722 self.headers_sent = headers
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2723
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2724 def add_cookie(self, name, value, expire=86400*365, path=None):
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2725 """Set a cookie value to be sent in HTTP headers
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2726
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2727 Parameters:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2728 name:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2729 cookie name
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2730 value:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2731 cookie value
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2732 expire:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2733 cookie expiration time (seconds).
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2734 If value is empty (meaning "delete cookie"),
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2735 expiration time is forced in the past
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2736 and this argument is ignored.
3548
61d48244e7a8 login may now be for a single session
Richard Jones <richard@users.sourceforge.net>
parents: 3494
diff changeset
2737 If None, the cookie will expire at end-of-session.
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2738 If omitted, the cookie will be kept for a year.
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2739 path:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2740 cookie path (optional)
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2741
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2742 """
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2743 if path is None:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2744 path = self.cookie_path
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2745 if not value:
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2746 expire = -1
3989
0112e9e1d068 improvements to session management
Richard Jones <richard@users.sourceforge.net>
parents: 3916
diff changeset
2747 self._cookies[(path, name)] = (value, expire)
2946
661028d24cd2 support for multiple cookie headers in single http response;
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2942
diff changeset
2748
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2749 def make_user_anonymous(self):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2750 """ Make us anonymous
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2751
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2752 This method used to handle non-existence of the 'anonymous'
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2753 user, but that user is mandatory now.
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2754 """
985
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2755 self.userid = self.db.user.lookup('anonymous')
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2756 self.user = 'anonymous'
55ab0c5b49f9 New CGI interface support
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
2757
1801
9f9d35f3d8f7 Change the message asking for confirmation of registration...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1799
diff changeset
2758 def standard_message(self, to, subject, body, author=None):
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2759 """Send a standard email message from Roundup.
2248
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2760
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2761 "to" - recipients list
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2762 "subject" - Subject
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2763 "body" - Message
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2764 "author" - (name, address) tuple or None for admin email
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2765
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2766 Arguments are passed to the Mailer.standard_message code.
4065
1e28d58c6d1c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 4064
diff changeset
2767 """
1799
071ea6fc803f Extracted duplicated mail-sending code...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1798
diff changeset
2768 try:
1801
9f9d35f3d8f7 Change the message asking for confirmation of registration...
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents: 1799
diff changeset
2769 self.mailer.standard_message(to, subject, body, author)
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5231
diff changeset
2770 except MessageSendError as e:
4880
ca692423e401 Different approach to fix XSS in issue2550817
Ralf Schlatterbeck <rsc@runtux.com>
parents: 4851
diff changeset
2771 self.add_error_message(str(e))
2248
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2772 return 0
cd7e6d6288c6 fixed rego from email address [SF#947414]
Richard Jones <richard@users.sourceforge.net>
parents: 2246
diff changeset
2773 return 1
1467
378081f066cc registration is now a two-step process with confirmation from the
Richard Jones <richard@users.sourceforge.net>
parents: 1456
diff changeset
2774
2107
b7404a96b58a minor pre-release / test fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
2775 def parsePropsFromForm(self, create=0):
2010
1b11ffd8015e forward-porting of fixed edit action / parsePropsFromForm...
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
2776 return FormParser(self).parse(create=create)
1b11ffd8015e forward-porting of fixed edit action / parsePropsFromForm...
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
2777
2799
9605965569b0 disallow caching of pages with error and/or ok messages.
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2724
diff changeset
2778 # vim: set et sts=4 sw=4 :
Roundup Issue Tracker: http://roundup-tracker.org/