view test/test_mailsplit.py @ 5201:a9ace22e0a2f

issue 2550690 - Adding anti-csrf measures to roundup following https://www.owasp.org/index.php/Cross-Site_Request_Forgery_(CSRF)_Prevention_Cheat_Sheet and https://seclab.stanford.edu/websec/csrf/csrf.pdf Basically implement Synchronizer (CSRF) Tokens per form on a page. Single use (destroyed once used). Random input data for the token includes: system random implementation in python using /dev/urandom (fallback to random based on timestamp as the seed. Not as good, but should be ok for the short lifetime of the token??) the id (in cpython it's the memory address) of the object requesting a token. In theory this depends on memory layout, the history of the process (how many previous objects have been allocated from the heap etc.) I claim without any proof that for long running processes this is another source of randomness. For short running processes with little activity it could be guessed. last the floating point time.time() value is added. This may only have 1 second resolution so may be guessable. Hopefully for a short lived (2 week by default) token this is sufficient. Also in the current implementation the user is notified when validation fails and is told why. This allows the roundup admin to find the log entry (at error level) and try to resolve the issue. In the future user notification may change but for now this is probably best.
author John Rouillard <rouilj@ieee.org>
date Sat, 18 Mar 2017 16:59:01 -0400
parents 364c54991861
children 55f09ca366c4
line wrap: on
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#
# Copyright (c) 2001 Bizar Software Pty Ltd (http://www.bizarsoftware.com.au/)
# This module is free software, and you may redistribute it and/or modify
# under the same terms as Python, so long as this copyright message and
# disclaimer are retained in their original form.
#
# IN NO EVENT SHALL BIZAR SOFTWARE PTY LTD BE LIABLE TO ANY PARTY FOR
# DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING
# OUT OF THE USE OF THIS CODE, EVEN IF THE AUTHOR HAS BEEN ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# BIZAR SOFTWARE PTY LTD SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE.  THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
# BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
# SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

import unittest, cStringIO

from roundup.mailgw import parseContent

class MailsplitTestCase(unittest.TestCase):
    def testPreComment(self):
        s = '''
blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah
blah blah blah blah blah blah blah blah blah blah blah!

issue_tracker@foo.com wrote:
> blah blah blah blahblah blahblah blahblah blah blah blah blah blah blah
> blah blah blah blah blah blah blah blah blah?  blah blah blah blah blah
> blah blah blah blah blah blah blah...  blah blah blah blah.  blah blah
> blah blah blah blah?  blah blah blah blah blah blah!  blah blah!
>
> -------
> nosy: userfoo, userken
> _________________________________________________
> Roundup issue tracker
> issue_tracker@foo.com
> http://foo.com/cgi-bin/roundup.cgi/issue_tracker/

--
blah blah blah signature
userfoo@foo.com
'''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah')
        self.assertEqual(content, 'blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah\nblah blah blah blah blah blah blah blah blah blah blah!')


    def testPostComment(self):
        s = '''
issue_tracker@foo.com wrote:
> blah blah blah blahblah blahblah blahblah blah blah blah blah blah
> blah
> blah blah blah blah blah blah blah blah blah?  blah blah blah blah
> blah
> blah blah blah blah blah blah blah...  blah blah blah blah.  blah
> blah
> blah blah blah blah?  blah blah blah blah blah blah!  blah blah!
>
> -------
> nosy: userfoo, userken
> _________________________________________________
> Roundup issue tracker
> issue_tracker@foo.com
> http://foo.com/cgi-bin/roundup.cgi/issue_tracker/

blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah
blah blah blah blah blah blah blah blah blah blah blah!

--
blah blah blah signature
userfoo@foo.com
'''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah')
        self.assertEqual(content, 'blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah\nblah blah blah blah blah blah blah blah blah blah blah!')


    def testKeepCitation(self):
        s = '''
blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah
blah blah blah blah blah blah blah blah blah blah blah!

issue_tracker@foo.com wrote:
> blah blah blah blahblah blahblah blahblah blah blah blah blah blah blah
> blah blah blah blah blah blah blah blah blah?  blah blah blah blah blah
> blah blah blah blah blah blah blah...  blah blah blah blah.  blah blah
> blah blah blah blah?  blah blah blah blah blah blah!  blah blah!
>
> -------
> nosy: userfoo, userken
> _________________________________________________
> Roundup issue tracker
> issue_tracker@foo.com
> http://foo.com/cgi-bin/roundup.cgi/issue_tracker/

--
blah blah blah signature
userfoo@foo.com
'''
        summary, content = parseContent(s, 1, 0)
        self.assertEqual(summary, 'blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah')
        self.assertEqual(content, '''\
blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah
blah blah blah blah blah blah blah blah blah blah blah!

issue_tracker@foo.com wrote:
> blah blah blah blahblah blahblah blahblah blah blah blah blah blah blah
> blah blah blah blah blah blah blah blah blah?  blah blah blah blah blah
> blah blah blah blah blah blah blah...  blah blah blah blah.  blah blah
> blah blah blah blah?  blah blah blah blah blah blah!  blah blah!
>
> -------
> nosy: userfoo, userken
> _________________________________________________
> Roundup issue tracker
> issue_tracker@foo.com
> http://foo.com/cgi-bin/roundup.cgi/issue_tracker/''')


    def testKeepBody(self):
        s = '''
blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah
blah blah blah blah blah blah blah blah blah blah blah!

issue_tracker@foo.com wrote:
> blah blah blah blahblah blahblah blahblah blah blah blah blah blah blah
> blah blah blah blah blah blah blah blah blah?  blah blah blah blah blah
> blah blah blah blah blah blah blah...  blah blah blah blah.  blah blah
> blah blah blah blah?  blah blah blah blah blah blah!  blah blah!
>
> -------
> nosy: userfoo, userken
> _________________________________________________
> Roundup issue tracker
> issue_tracker@foo.com
> http://foo.com/cgi-bin/roundup.cgi/issue_tracker/

--
blah blah blah signature
userfoo@foo.com
'''
        summary, content = parseContent(s, 0, 1)
        self.assertEqual(summary, 'blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah')
        self.assertEqual(content, '''
blah blah blah blah... blah blah? blah blah blah blah blah. blah blah blah
blah blah blah blah blah blah blah blah blah blah blah!

issue_tracker@foo.com wrote:
> blah blah blah blahblah blahblah blahblah blah blah blah blah blah blah
> blah blah blah blah blah blah blah blah blah?  blah blah blah blah blah
> blah blah blah blah blah blah blah...  blah blah blah blah.  blah blah
> blah blah blah blah?  blah blah blah blah blah blah!  blah blah!
>
> -------
> nosy: userfoo, userken
> _________________________________________________
> Roundup issue tracker
> issue_tracker@foo.com
> http://foo.com/cgi-bin/roundup.cgi/issue_tracker/

--
blah blah blah signature
userfoo@foo.com
''')

    def testAllQuoted(self):
        s = '\nissue_tracker@foo.com wrote:\n> testing\n'
        summary, content = parseContent(s, 0, 1)
        self.assertEqual(summary, '')
        self.assertEqual(content, s)

    def testSimple(self):
        s = '''testing'''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'testing')
        self.assertEqual(content, 'testing')

    def testParagraphs(self):
        s = '''testing\n\ntesting\n\ntesting'''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'testing')
        self.assertEqual(content, 'testing\n\ntesting\n\ntesting')

    def testSimpleFollowup(self):
        s = '''>hello\ntesting'''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'testing')
        self.assertEqual(content, 'testing')

    def testSimpleFollowupParas(self):
        s = '''>hello\ntesting\n\ntesting\n\ntesting'''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'testing')
        self.assertEqual(content, 'testing\n\ntesting\n\ntesting')

    def testEmpty(self):
        s = ''
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, '')
        self.assertEqual(content, '')

    def testIndentationSummary(self):
        s = '    Four space indent.\n\n    Four space indent.\nNo indent.'
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, '    Four space indent.')

    def testIndentationContent(self):
        s = '    Four space indent.\n\n    Four space indent.\nNo indent.'
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(content, s)

    def testMultilineSummary(self):
        s = 'This is a long sentence that would normally\nbe split. More words.'
        summary, content = parseContent(s, 0, 0)
        self.assertEqual(summary, 'This is a long sentence that would '
            'normally\nbe split.')

    def testKeepMultipleHyphens(self):
        body = '''Testing, testing.

----
Testing, testing.'''
        summary, content = parseContent(body, 1, 0)
        self.assertEqual(body, content)

# vim: set filetype=python ts=4 sw=4 et si

Roundup Issue Tracker: http://roundup-tracker.org/