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annotate roundup/backends/back_sqlite.py @ 7832:b530069f3120

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chore(lint): formatting whitespace consolidate nested if ...
author John Rouillard <rouilj@ieee.org>
date Sun, 24 Mar 2024 15:22:50 -0400
parents e10d0b262abd
children e3975f679bf1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 """Implements a backend for SQLite.
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2
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3 See https://pysqlite.sourceforge.net/ for pysqlite info
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4
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5
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6 NOTE: we use the rdbms_common table creation methods which define datatypes
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7 for the columns, but sqlite IGNORES these specifications.
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8 """
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9 __docformat__ = 'restructuredtext'
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10
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11 import logging
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12 import os
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13 import shutil
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14 import time
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15
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16
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17 from roundup import hyperdb, date, password
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18 from roundup.backends import rdbms_common
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19 from roundup.backends import sessions_sqlite
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20 from roundup.backends import sessions_dbm
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21
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22 try:
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23 from roundup.backends import sessions_redis
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24 except ImportError:
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25 sessions_redis = None
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26
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27 from roundup.anypy.strings import uany2s
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28
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29 sqlite_version = None
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30 try:
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31 import sqlite3 as sqlite
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32 sqlite_version = 3
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33 except ImportError:
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34 try:
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35 from pysqlite2 import dbapi2 as sqlite
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36 if sqlite.version_info < (2, 1, 0):
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37 raise ValueError('pysqlite2 minimum version is 2.1.0+ '
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38 '- %s found' % sqlite.version)
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39 sqlite_version = 2
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40 except ImportError:
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41 import sqlite
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42 sqlite_version = 1
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43
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44
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45 def db_exists(config):
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46 return os.path.exists(os.path.join(config.DATABASE, 'db'))
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47
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48
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49 def db_nuke(config):
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50 shutil.rmtree(config.DATABASE)
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51
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52
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53 class Database(rdbms_common.Database):
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54 """Sqlite DB backend implementation
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55
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56 attributes:
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57 dbtype:
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58 holds the value for the type of db. It is used by indexer to
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59 identify the database type so it can import the correct indexer
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60 module when using native text search mode.
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61 """
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62
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63 # char to use for positional arguments
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64 if sqlite_version in (2, 3):
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65 arg = '?'
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66 else:
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67 arg = '%s'
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68
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69 dbtype = "sqlite"
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70
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71 # used by some code to switch styles of query
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72 implements_intersect = 1
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73
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74 # used in generic backend to determine if db supports
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75 # 'DOUBLE PRECISION' for floating point numbers. Note that sqlite
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76 # already has double precision as its standard 'REAL' type. So this
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77 # is set to False here.
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78
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79 implements_double_precision = False
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80
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81 hyperdb_to_sql_datatypes = {
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82 hyperdb.String : 'VARCHAR(255)', # noqa: E203
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83 hyperdb.Date : 'VARCHAR(30)', # noqa: E203
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84 hyperdb.Link : 'INTEGER', # noqa: E203
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85 hyperdb.Interval : 'VARCHAR(255)', # noqa: E203
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86 hyperdb.Password : 'VARCHAR(255)', # noqa: E203
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87 hyperdb.Boolean : 'BOOLEAN', # noqa: E203
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88 hyperdb.Number : 'REAL', # noqa: E203
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89 hyperdb.Integer : 'INTEGER', # noqa: E203
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90 }
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91 hyperdb_to_sql_value = {
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92 hyperdb.String : str, # noqa: E203
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93 hyperdb.Date : lambda x: x.serialise(), # noqa: E203
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94 hyperdb.Link : int, # noqa: E203
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95 hyperdb.Interval : str, # noqa: E203
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96 hyperdb.Password : str, # noqa: E203
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97 hyperdb.Boolean : int, # noqa: E203
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98 hyperdb.Integer : int, # noqa: E203
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99 hyperdb.Number : lambda x: x, # noqa: E203
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100 hyperdb.Multilink : lambda x: x, # used in journal marshalling, # noqa: E203
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101 }
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102 sql_to_hyperdb_value = {
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103 hyperdb.String : uany2s, # noqa: E203
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104 hyperdb.Date : lambda x: date.Date(str(x)), # noqa: E203
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105 hyperdb.Link : str, # XXX numeric ids # noqa: E203
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106 hyperdb.Interval : date.Interval, # noqa: E203
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107 hyperdb.Password : lambda x: password.Password(encrypted=x), # noqa: E203
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108 hyperdb.Boolean : int, # noqa: E203
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109 hyperdb.Integer : int, # noqa: E203
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110 hyperdb.Number : rdbms_common._num_cvt, # noqa: E203
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111 hyperdb.Multilink : lambda x: x, # used in journal marshalling, # noqa: E203
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112 }
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113
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114 # We can use DBM, redis or SQLite for managing session info and
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115 # one-time keys:
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116 # For SQL database storage of this info we have to create separate
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117 # databases for Otk and Session because SQLite doesn't support
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118 # concurrent connections to the same database.
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119 def getSessionManager(self):
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120 if not self.Session:
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121 if self.config.SESSIONDB_BACKEND == "redis":
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122 if sessions_redis is None:
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123 self.Session = sessions_sqlite.Sessions(self)
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124 raise ValueError("[redis] session is set, but "
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125 "redis module is not found")
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126 self.Session = sessions_redis.Sessions(self)
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127 elif self.config.SESSIONDB_BACKEND == "anydbm":
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128 self.Session = sessions_dbm.Sessions(self)
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129 else:
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130 self.Session = sessions_sqlite.Sessions(self)
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131 return self.Session
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132
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diff changeset
133 def getOTKManager(self):
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diff changeset
134 if not self.Otk:
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135 if self.config.SESSIONDB_BACKEND == "redis":
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parents: 6804
diff changeset
136 if sessions_redis is None:
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parents: 6804
diff changeset
137 self.Session = sessions_sqlite.OneTimeKeys(self)
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138 raise ValueError("[redis] session is set, but "
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parents: 6804
diff changeset
139 "redis is not found")
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diff changeset
140 self.Otk = sessions_redis.OneTimeKeys(self)
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parents: 6804
diff changeset
141 elif self.config.SESSIONDB_BACKEND == "anydbm":
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parents: 6804
diff changeset
142 self.Otk = sessions_dbm.OneTimeKeys(self)
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parents: 6804
diff changeset
143 else:
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parents: 6804
diff changeset
144 self.Otk = sessions_sqlite.OneTimeKeys(self)
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145 return self.Otk
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diff changeset
146
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diff changeset
147 def sqlite_busy_handler(self, data, table, count):
fddbbeb581bc sqlite_busy_timeout is not supported in pysqlite 1.1 (SQLite 3.x).
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148 """invoked whenever SQLite tries to access a database that is locked"""
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149 now = time.time()
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150 if count == 1:
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diff changeset
151 # Timeout for handling locked database (default 30s)
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152 self._busy_handler_endtime = now + self.config.RDBMS_SQLITE_TIMEOUT
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diff changeset
153 elif now > self._busy_handler_endtime:
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154 # timeout expired - no more retries
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155 return 0
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diff changeset
156 # sleep adaptively as retry count grows,
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157 # starting from about half a second
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158 time_to_sleep = 0.01 * (2 << min(5, count))
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diff changeset
159 time.sleep(time_to_sleep)
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diff changeset
160 return 1
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parents: 2764
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161
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162 def sql_open_connection(self, dbname=None):
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163 """Open a standard, non-autocommitting connection.
2374
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diff changeset
164
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diff changeset
165 pysqlite will automatically BEGIN TRANSACTION for us.
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166 """
2764
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diff changeset
167 # make sure the database directory exists
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diff changeset
168 # database itself will be created by sqlite if needed
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parents: 2736
diff changeset
169 if not os.path.isdir(self.config.DATABASE):
d3b3f1b3d59e sqlite database creation requires existing directory.
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diff changeset
170 os.makedirs(self.config.DATABASE)
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diff changeset
171
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parents: 6599
diff changeset
172 if dbname:
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parents: 6599
diff changeset
173 db = os.path.join(self.config.DATABASE, 'db-' + dbname)
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parents: 6599
diff changeset
174 else:
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parents: 6599
diff changeset
175 db = os.path.join(self.config.DATABASE, 'db')
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parents: 5869
diff changeset
176 logging.getLogger('roundup.hyperdb').info('open database %r' % db)
4415
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parents: 4357
diff changeset
177 # set timeout (30 second default is extraordinarily generous)
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parents: 4357
diff changeset
178 # for handling locked database
3728
b476fef16ccc fixed support for pysqlite2 (version 2.1.0 is the minimum version supported)
Richard Jones <richard@users.sourceforge.net>
parents: 3718
diff changeset
179 if sqlite_version == 1:
3718
0d561b24ceff support sqlite3
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parents: 3693
diff changeset
180 conn = sqlite.connect(db=db)
0d561b24ceff support sqlite3
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parents: 3693
diff changeset
181 conn.db.sqlite_busy_handler(self.sqlite_busy_handler)
3728
b476fef16ccc fixed support for pysqlite2 (version 2.1.0 is the minimum version supported)
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parents: 3718
diff changeset
182 else:
4415
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parents: 4357
diff changeset
183 conn = sqlite.connect(db, timeout=self.config.RDBMS_SQLITE_TIMEOUT)
3728
b476fef16ccc fixed support for pysqlite2 (version 2.1.0 is the minimum version supported)
Richard Jones <richard@users.sourceforge.net>
parents: 3718
diff changeset
184 conn.row_factory = sqlite.Row
4091
09e79cbeb827 force sqlite3 in py2.6+ to treat our stored text as UTF-8
Richard Jones <richard@users.sourceforge.net>
parents: 4076
diff changeset
185
4240
289f249ba192 compatibilty fix for pysqlite2 / unicode
Richard Jones <richard@users.sourceforge.net>
parents: 4231
diff changeset
186 # pysqlite2 / sqlite3 want us to store Unicode in the db but
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parents: 4231
diff changeset
187 # that's not what's been done historically and it's definitely
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parents: 4231
diff changeset
188 # not what the other backends do, so we'll stick with UTF-8
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Richard Jones <richard@users.sourceforge.net>
parents: 4231
diff changeset
189 if sqlite_version in (2, 3):
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parents: 4076
diff changeset
190 conn.text_factory = str
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parents: 4076
diff changeset
191
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parents: 2077
diff changeset
192 cursor = conn.cursor()
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parents: 2077
diff changeset
193 return (conn, cursor)
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parents: 2077
diff changeset
194
c091cacdc505 Finished implementation of session and one-time-key stores for RDBMS backends.
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parents: 2077
diff changeset
195 def open_connection(self):
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parents:
diff changeset
196 # ensure files are group readable and writable
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parents: 3347
diff changeset
197 os.umask(self.config.UMASK)
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parents: 2077
diff changeset
198
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parents: 2077
diff changeset
199 (self.conn, self.cursor) = self.sql_open_connection()
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parents: 2077
diff changeset
200
1165
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
201 try:
2073
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
202 self.load_dbschema()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
203 except sqlite.DatabaseError as error:
1165
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parents:
diff changeset
204 if str(error) != 'no such table: schema':
14467c765167 sqlite backend!
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parents:
diff changeset
205 raise
2075
b1704ba7be41 make mysql / postgresql work again. beginnings of otk/session store in rdbmses
Richard Jones <richard@users.sourceforge.net>
parents: 2073
diff changeset
206 self.init_dbschema()
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Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
207 self.sql('create table schema (schema varchar)')
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parents: 2374
diff changeset
208 self.sql('create table ids (name varchar, num integer)')
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Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
209 self.sql('create index ids_name_idx on ids(name)')
2073
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Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
210 self.create_version_2_tables()
6588
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John Rouillard <rouilj@ieee.org>
parents: 6050
diff changeset
211 self._add_fts5_table()
6917
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John Rouillard <rouilj@ieee.org>
parents: 6916
diff changeset
212 # Set journal mode to WAL.
6930
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John Rouillard <rouilj@ieee.org>
parents: 6917
diff changeset
213 self.sql_commit() # close out rollback journal/transaction
a96a239db0d9 Set all sqlite db's to WAL mode on creation
John Rouillard <rouilj@ieee.org>
parents: 6917
diff changeset
214 self.sql('pragma journal_mode=wal') # set wal
a96a239db0d9 Set all sqlite db's to WAL mode on creation
John Rouillard <rouilj@ieee.org>
parents: 6917
diff changeset
215 self.sql_commit() # close out rollback and commit wal change
2073
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Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
216
261c2e6ceb1e *** empty log message ***
Richard Jones <richard@users.sourceforge.net>
parents: 2005
diff changeset
217 def create_version_2_tables(self):
2514
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parents: 2374
diff changeset
218 self.sql('create table otks (otk_key varchar, '
6050
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parents: 5869
diff changeset
219 'otk_value varchar, otk_time integer)')
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parents: 2374
diff changeset
220 self.sql('create index otks_key_idx on otks(otk_key)')
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parents: 2374
diff changeset
221 self.sql('create table sessions (session_key varchar, '
6050
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parents: 5869
diff changeset
222 'session_time integer, session_value varchar)')
2514
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parents: 2374
diff changeset
223 self.sql('create index sessions_key_idx on '
6050
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John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
224 'sessions(session_key)')
1165
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parents:
diff changeset
225
2093
3f6024ab2c7a That's the last of the RDBMS migration steps done! Yay!
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
226 # full-text indexing store
2514
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Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
227 self.sql('CREATE TABLE __textids (_class varchar, '
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
228 '_itemid varchar, _prop varchar, _textid'
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
229 ' integer primary key) ')
2514
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parents: 2374
diff changeset
230 self.sql('CREATE TABLE __words (_word varchar, '
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
231 '_textid integer)')
2514
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Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
232 self.sql('CREATE INDEX words_word_ids ON __words(_word)')
3858
bb30bbfc7cdd Indexing fixes.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3794
diff changeset
233 self.sql('CREATE INDEX words_by_id ON __words (_textid)')
bb30bbfc7cdd Indexing fixes.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3794
diff changeset
234 self.sql('CREATE UNIQUE INDEX __textids_by_props ON '
bb30bbfc7cdd Indexing fixes.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 3794
diff changeset
235 '__textids (_class, _itemid, _prop)')
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
236 sql = 'insert into ids (name, num) values (%s,%s)' % (
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
237 self.arg, self.arg)
2514
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parents: 2374
diff changeset
238 self.sql(sql, ('__textids', 1))
2093
3f6024ab2c7a That's the last of the RDBMS migration steps done! Yay!
Richard Jones <richard@users.sourceforge.net>
parents: 2082
diff changeset
239
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
240 def add_new_columns_v2(self):
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
241 # update existing tables to have the new actor column
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
242 tables = self.database_schema['tables']
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
243 for classname, spec in self.classes.items():
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
244 if classname in tables:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
245 dbspec = tables[classname]
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
246 self.update_class(spec, dbspec, force=1, adding_v2=1)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
247 # we've updated - don't try again
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
248 tables[classname] = spec.schema()
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
249
2721
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
Richard Jones <richard@users.sourceforge.net>
parents: 2645
diff changeset
250 def fix_version_3_tables(self):
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
Richard Jones <richard@users.sourceforge.net>
parents: 2645
diff changeset
251 # NOOP - no restriction on column length here
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
Richard Jones <richard@users.sourceforge.net>
parents: 2645
diff changeset
252 pass
1cd01cf106e1 extend OTK and session table value cols to TEXT [SF#1031271]
Richard Jones <richard@users.sourceforge.net>
parents: 2645
diff changeset
253
6588
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
John Rouillard <rouilj@ieee.org>
parents: 6050
diff changeset
254 def _add_fts5_table(self):
7699
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
255 try:
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
256 self.sql('CREATE virtual TABLE __fts USING fts5(_class, '
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
257 '_itemid, _prop, _textblob)')
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diff changeset
258 except sqlite.OperationalError:
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diff changeset
259 available_options = self.cursor.execute(
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diff changeset
260 'pragma compile_options;').fetchall()
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parents: 6933
diff changeset
261 if 'ENABLE_FTS5' in [opt['compile_options'] for opt
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diff changeset
262 in available_options]:
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diff changeset
263 # sqlite supports FTS5 something else has gone wrong
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parents: 6933
diff changeset
264 raise
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parents: 6933
diff changeset
265 else:
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diff changeset
266 # report a useful error message
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diff changeset
267 raise NotImplementedError(
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John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
268 "This version of SQLite was not built with support "
e10d0b262abd fix: diagnose/report use of SQLite without FTS5 support
John Rouillard <rouilj@ieee.org>
parents: 6933
diff changeset
269 "for FTS5. SQLite version: %s" % sqlite.sqlite_version)
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91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
270
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
271 def fix_version_6_tables(self):
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39189dd94f2c issue2551189 - increase size of words in full text index.
John Rouillard <rouilj@ieee.org>
parents: 6588
diff changeset
272 # note sqlite has no limit on column size so v6 fixes
39189dd94f2c issue2551189 - increase size of words in full text index.
John Rouillard <rouilj@ieee.org>
parents: 6588
diff changeset
273 # to __words._word length are not needed.
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91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
274 # Add native full-text indexing table
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parents: 6050
diff changeset
275 self._add_fts5_table()
91ab3e0ffcd0 Summary: Add test cases for sqlite fts
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parents: 6050
diff changeset
276
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98d3bf8ffb19 store Intervals as two columns (and other fixes
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diff changeset
277 def update_class(self, spec, old_spec, force=0, adding_v2=0):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
278 """ Determine the differences between the current spec and the
2077
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parents: 2075
diff changeset
279 database version of the spec, and update where necessary.
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diff changeset
280
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parents: 2075
diff changeset
281 If 'force' is true, update the database anyway.
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diff changeset
282
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parents: 2075
diff changeset
283 SQLite doesn't have ALTER TABLE, so we have to copy and
3e0961d6d44d Added the "actor" property.
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diff changeset
284 regenerate the tables with the new schema.
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59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
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diff changeset
285 """
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diff changeset
286 new_spec = spec.schema()
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diff changeset
287 new_spec[1].sort()
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diff changeset
288 old_spec[1].sort()
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diff changeset
289 if not force and new_spec == old_spec:
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diff changeset
290 # no changes
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diff changeset
291 return 0
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diff changeset
292
4421
67bef70ab9b9 - more logger fixes, sorry for the noise.
Ralf Schlatterbeck <schlatterbeck@users.sourceforge.net>
parents: 4420
diff changeset
293 logging.getLogger('roundup.hyperdb').info(
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19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
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parents: 5869
diff changeset
294 'update_class %s' % spec.classname)
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diff changeset
295
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diff changeset
296 # detect multilinks that have been removed, and drop their table
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diff changeset
297 old_has = {}
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diff changeset
298 for name, prop in old_spec[1]:
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diff changeset
299 old_has[name] = 1
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parents: 5869
diff changeset
300 if name in spec.properties or not \
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parents: 5869
diff changeset
301 isinstance(prop, hyperdb.Multilink):
2077
3e0961d6d44d Added the "actor" property.
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diff changeset
302 continue
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parents: 2075
diff changeset
303 # it's a multilink, and it's been removed - drop the old
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
304 # table. First drop indexes.
3347
9020fe58c51c more errors. backport candidate
Anthony Baxter <anthonybaxter@users.sourceforge.net>
parents: 3310
diff changeset
305 self.drop_multilink_table_indexes(spec.classname, name)
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
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parents: 5869
diff changeset
306 sql = 'drop table %s_%s' % (spec.classname, prop)
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091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
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parents: 2374
diff changeset
307 self.sql(sql)
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diff changeset
308
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
309 # now figure how we populate the new table
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98d3bf8ffb19 store Intervals as two columns (and other fixes
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parents: 2191
diff changeset
310 if adding_v2:
2077
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diff changeset
311 fetch = ['_activity', '_creation', '_creator']
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parents: 2075
diff changeset
312 else:
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parents: 2075
diff changeset
313 fetch = ['_actor', '_activity', '_creation', '_creator']
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
314 properties = spec.getprops()
6050
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parents: 5869
diff changeset
315 for propname, _x in new_spec[1]:
2077
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parents: 2075
diff changeset
316 prop = properties[propname]
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parents: 2075
diff changeset
317 if isinstance(prop, hyperdb.Multilink):
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13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
318 if propname not in old_has:
2077
3e0961d6d44d Added the "actor" property.
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parents: 2075
diff changeset
319 # we need to create the new table
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diff changeset
320 self.create_multilink_table(spec, propname)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
321 elif force:
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
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parents: 5869
diff changeset
322 tn = '%s_%s' % (spec.classname, propname)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
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parents: 2098
diff changeset
323 # grabe the current values
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
324 sql = 'select linkid, nodeid from %s' % tn
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
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parents: 2374
diff changeset
325 self.sql(sql)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
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parents: 2098
diff changeset
326 rows = self.cursor.fetchall()
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
327
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
328 # drop the old table
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
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parents: 2098
diff changeset
329 self.drop_multilink_table_indexes(spec.classname, propname)
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
330 sql = 'drop table %s' % tn
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
331 self.sql(sql)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
332
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
333 # re-create and populate the new table
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
334 self.create_multilink_table(spec, propname)
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
335 sql = """insert into %s (linkid, nodeid) values
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
336 (%s, %s)""" % (tn, self.arg, self.arg)
2137
c49495585c44 Fix for sqlite backend migration. Change Cookie -> SimpleCookie
Richard Jones <richard@users.sourceforge.net>
parents: 2098
diff changeset
337 for linkid, nodeid in rows:
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
338 self.sql(sql, (int(linkid), int(nodeid)))
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
339 elif propname in old_has:
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
340 # we copy this col over from the old table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
341 fetch.append('_'+propname)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
342
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
343 # select the data out of the old table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
344 fetch.append('id')
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
345 fetch.append('__retired__')
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
346 fetchcols = ','.join(fetch)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
347 cn = spec.classname
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
348 sql = 'select %s from _%s' % (fetchcols, cn)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
349 self.sql(sql)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
350 olddata = self.cursor.fetchall()
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
351
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
352 # TODO: update all the other index dropping code
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
353 self.drop_class_table_indexes(cn, old_spec[0])
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
354
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
355 # drop the old table
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
356 self.sql('drop table _%s' % cn)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
357
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
358 # create the new table
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
359 self.create_class_table(spec)
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
360
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
361 if olddata:
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
362 inscols = ['id', '_actor', '_activity', '_creation',
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
363 '_creator', '__retired__']
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
364 for propname, _x in new_spec[1]:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
365 prop = properties[propname]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
366 if isinstance(prop, hyperdb.Multilink):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
367 continue
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
368 elif isinstance(prop, hyperdb.Interval):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
369 inscols.append('_'+propname)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
370 inscols.append('__'+propname+'_int__')
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
371 elif propname in old_has:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
372 # we copy this col over from the old table
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
373 inscols.append('_'+propname)
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
374
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
375 # do the insert of the old data - the new columns will have
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
376 # NULL values
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
377 args = ','.join([self.arg for x in inscols])
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
378 cols = ','.join(inscols)
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
379 sql = 'insert into _%s (%s) values (%s)' % (cn, cols, args)
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
380 for entry in olddata:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
381 d = []
4774
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
382 retired_id = None
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
383 for name in inscols:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
384 # generate the new value for the Interval int column
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
385 if name.endswith('_int__'):
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
386 name = name[2:-6]
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
387 if sqlite_version in (2, 3):
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
388 try:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
389 v = hyperdb.Interval(entry[name]).as_seconds()
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
390 except IndexError:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
391 v = None
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
392 elif name in entry:
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
393 v = hyperdb.Interval(entry[name]).as_seconds()
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
394 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
395 v = None
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
396 elif sqlite_version in (2, 3):
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
397 try:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
398 v = entry[name]
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
399 except IndexError:
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
400 v = None
4357
13b3155869e0 Beginnings of a big code cleanup / modernisation to make 2to3 happy
Richard Jones <richard@users.sourceforge.net>
parents: 4240
diff changeset
401 elif (sqlite_version == 1 and name in entry):
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
402 v = entry[name]
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
403 else:
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
404 v = None
4774
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
405 if name == 'id':
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
406 retired_id = v
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
407 elif (name == '__retired__' and retired_id and
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
408 v not in ['0', 0]):
4774
3adff0fb0207 Fixed issue2550595: Allow migrating from roundup 0.x to 1.4
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4421
diff changeset
409 v = retired_id
2217
98d3bf8ffb19 store Intervals as two columns (and other fixes
Richard Jones <richard@users.sourceforge.net>
parents: 2191
diff changeset
410 d.append(v)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
411 self.sql(sql, tuple(d))
2077
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
412
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
413 return 1
3e0961d6d44d Added the "actor" property.
Richard Jones <richard@users.sourceforge.net>
parents: 2075
diff changeset
414
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
415 def sql_close(self):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
416 """ Squash any error caused by us already having closed the
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
417 connection.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
418 """
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
419 try:
2374
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
420 self.conn.close()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
421 except sqlite.ProgrammingError as value:
2374
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
422 if str(value) != 'close failed - Connection is closed.':
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
423 raise
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
424
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
425 def sql_rollback(self):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
426 """ Squash any error caused by us having closed the connection (and
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
427 therefore not having anything to roll back)
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
428 """
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
429 try:
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
430 self.conn.rollback()
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
431 except sqlite.ProgrammingError as value:
1236
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
432 if str(value) != 'rollback failed - Connection is closed.':
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
433 raise
dd52bf10f934 Bug fixes.
Richard Jones <richard@users.sourceforge.net>
parents: 1195
diff changeset
434
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
435 def __repr__(self):
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
436 return '<roundlite 0x%x>' % id(self)
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
437
5319
62de601bdf6f Fix commits although a Reject exception is raised
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5318
diff changeset
438 def sql_commit(self):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
439 """ Actually commit to the database.
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
440
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
441 Ignore errors if there's nothing to commit.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
442 """
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
443 def list_dir(dir):
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
444 import os
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
445 files = os.listdir(self.dir)
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
446 # ['db-journal', 'files', 'db']
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
447 for entry in [''] + files:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
448 path = self.dir + '/' + entry
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
449 stat = os.stat(path)
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
450 print("file: %s, uid: %s, gid: %s, mode: %o" % (
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
451 path, stat.st_uid, stat.st_gid, stat.st_mode))
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
452
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
453 # Getting sqlite3.OperationalError: disk I/O error
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
454 # in CI. It happens intermittently. Try to get more
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
455 # info about what is happening and retry the commit.
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
456 # Some possibilities:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
457 # -journal file not writable
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
458 # file has disappeared
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
459 #
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
460 # Note after exception self.conn.in_transaction is False
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
461 # but was True before failed commit(). Retry succeeds,
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
462 # but I am not sure it actually does anything.
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
463 # for retry in range(2):
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
464 try:
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
465 self.conn.commit()
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
466 except sqlite.OperationalError as error:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
467 if str(error) != 'disk I/O error':
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
468 raise
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
469 list_dir(self.dir)
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
470 raise
5248
198b6e810c67 Use Python-3-compatible 'as' syntax for except statements
Eric S. Raymond <esr@thyrsus.com>
parents: 5175
diff changeset
471 except sqlite.DatabaseError as error:
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
472 if str(error) != 'cannot commit - no transaction is active':
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
473 raise
6916
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
474 # else:
fad6b3a272cd Add instrumentation to debug I/O error in CI that I don't get locally
John Rouillard <rouilj@ieee.org>
parents: 6820
diff changeset
475 # break # out of loop if no exception
2374
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
476 # open a new cursor for subsequent work
31cb1014300c Switch to using sqlite's own locking mechanisms...
Richard Jones <richard@users.sourceforge.net>
parents: 2273
diff changeset
477 self.cursor = self.conn.cursor()
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
478
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
479 def sql_index_exists(self, table_name, index_name):
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
480 self.sql('pragma index_list(%s)' % table_name)
1906
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
481 for entry in self.cursor.fetchall():
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
482 if entry[1] == index_name:
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
483 return 1
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
484 return 0
f255363e6d97 PostgreSQL backend lands.
Richard Jones <richard@users.sourceforge.net>
parents: 1836
diff changeset
485
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
486 # old-skool id generation
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
487 def newid(self, classname):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
488 """ Generate a new id for the given class
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
489 """
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
490
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
491 # Prevent other processes from reading while we increment.
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
492 # Otherwise multiple processes can end up with the same
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
493 # new id and hilarity results.
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
494 #
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
495 # Defeat pysqlite's attempts to do locking by setting
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
496 # isolation_level to None. Pysqlite can commit
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
497 # on it's own even if we don't want it to end the transaction.
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
498 # If we rewrite to use another sqlite library like apsw we
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
499 # don't have to deal with this autocommit/autotransact foolishness.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
500 self.conn.isolation_level = None
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
501 # Manage the transaction locks manually.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
502 self.sql("BEGIN IMMEDIATE")
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
503
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
504 # get the next ID
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
505 sql = 'select num from ids where name=%s' % self.arg
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
506 self.sql(sql, (classname, ))
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
507 newid = int(self.cursor.fetchone()[0])
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
508
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
509 # leave the next larger number as the next newid
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
510 sql = 'update ids set num=num+1 where name=%s' % self.arg
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
511 vals = (classname,)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
512 self.sql(sql, vals)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
513
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
514 # reset pysqlite's auto transact stuff to default since the
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
515 # rest of the code expects it.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
516 self.conn.isolation_level = ''
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
517 # commit writing the data, clearing locks for other processes
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
518 # and create a new cursor to the database.
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
519 self.sql_commit()
5143
9cebf686c552 issue2550727: db.newid is broken with sqlite.
John Rouillard <rouilj@ieee.org>
parents: 5096
diff changeset
520
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
521 # return as string
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
522 return str(newid)
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
523
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
524 def setid(self, classname, setid):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
525 """ Set the id counter: used during import of database
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
526
3306
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
527 We add one to make it behave like the sequences in postgres.
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
528 """
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
529 sql = 'update ids set num=%s where name=%s' % (self.arg, self.arg)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
530 vals = (int(setid)+1, classname)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
531 self.sql(sql, vals)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
532
3306
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
533 def clear(self):
3310
3518d1ffd940 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3306
diff changeset
534 rdbms_common.Database.clear(self)
3306
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
535 # set the id counters to 0 (setid adds one) so we start at 1
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
536 for cn in self.classes.keys():
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
537 self.setid(cn, 0)
ae1093684ef5 merge from maint-0-7
Richard Jones <richard@users.sourceforge.net>
parents: 3163
diff changeset
538
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
539 def create_class(self, spec):
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
540 rdbms_common.Database.create_class(self, spec)
6932
ff7f6c0bbdae flake8 fixes.
John Rouillard <rouilj@ieee.org>
parents: 6930
diff changeset
541 sql = 'insert into ids (name, num) values (%s, %s)' % (
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
542 self.arg, self.arg)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
543 vals = (spec.classname, 1)
2514
091711fb2f8c Initial logging integration: replace all debug prints with logging calls...
Richard Jones <richard@users.sourceforge.net>
parents: 2374
diff changeset
544 self.sql(sql, vals)
2098
18addf2a8596 Implemented proper datatypes in mysql and postgresql backends...
Richard Jones <richard@users.sourceforge.net>
parents: 2094
diff changeset
545
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
546 if sqlite_version in (2, 3):
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
547 def load_journal(self, classname, cols, nodeid):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
548 """We need to turn the sqlite3.Row into a tuple so it can be
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
549 unpacked"""
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
550 l = rdbms_common.Database.load_journal(self,
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
551 classname, cols, nodeid)
3718
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
552 cols = range(5)
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
553 return [[row[col] for col in cols] for row in l]
0d561b24ceff support sqlite3
Richard Jones <richard@users.sourceforge.net>
parents: 3693
diff changeset
554
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
555
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
556 class sqliteClass:
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
557 def filter(self, *args, **kw):
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
558 """ If there's NO matches to a fetch, sqlite returns NULL
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
559 instead of nothing
4076
59d02edfaa9c Uniformly use """...""" instead of '''...''' for comments.
Stefan Seefeld <stefan@seefeld.name>
parents: 3858
diff changeset
560 """
5869
16e1255b16cf Implement limit and offset for filter
Ralf Schlatterbeck <rsc@runtux.com>
parents: 5867
diff changeset
561 return [f for f in rdbms_common.Class.filter(self, *args, **kw) if f]
1165
14467c765167 sqlite backend!
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
562
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
563
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
564 class Class(sqliteClass, rdbms_common.Class):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
565 pass
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
566
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
567
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
568 class IssueClass(sqliteClass, rdbms_common.IssueClass):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
569 pass
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
570
6050
19a58adf5d1f Flake8: whitepace; don't import base64; unused loop var gets leading _
John Rouillard <rouilj@ieee.org>
parents: 5869
diff changeset
571
1911
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
572 class FileClass(sqliteClass, rdbms_common.FileClass):
f5c804379c85 fixed ZRoundup - mostly changes to classic template
Richard Jones <richard@users.sourceforge.net>
parents: 1906
diff changeset
573 pass
1168
94620e088e3a fixes to the rdbms backends
Richard Jones <richard@users.sourceforge.net>
parents: 1165
diff changeset
574
2645
8250c63c3963 remove space at EOL, add vim modeline
Alexander Smishlajev <a1s@users.sourceforge.net>
parents: 2633
diff changeset
575 # vim: set et sts=4 sw=4 :
Roundup Issue Tracker: http://roundup-tracker.org/