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5cc7a26e78
We want to use the class field to identify operations such as posix_mqueue Signed-off-by: Georgia Garcia <georgia.garcia@canonical.com>
123 lines
6.4 KiB
Python
123 lines
6.4 KiB
Python
# ----------------------------------------------------------------------
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# Copyright (C) 2013 Kshitij Gupta <kgupta8592@gmail.com>
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# Copyright (C) 2015 Christian Boltz <apparmor@cboltz.de>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of version 2 of the GNU General Public
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# License as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# ----------------------------------------------------------------------
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import unittest
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from apparmor.common import AppArmorException
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from apparmor.logparser import ReadLog
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from common_test import AATest, setup_all_loops # , setup_aa
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class TestParseEvent(AATest):
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tests = ()
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def setUp(self):
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self.parser = ReadLog('', '', '')
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def test_parse_event_audit_1(self):
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event = 'type=AVC msg=audit(1345027352.096:499): apparmor="ALLOWED" operation="rename_dest" parent=6974 profile="/usr/sbin/httpd2-prefork//vhost_foo" name=2F686F6D652F7777772F666F6F2E6261722E696E2F68747470646F63732F61707061726D6F722F696D616765732F746573742F696D61676520312E6A7067 pid=20143 comm="httpd2-prefork" requested_mask="wc" denied_mask="wc" fsuid=30 ouid=30'
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parsed_event = self.parser.parse_event(event)
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self.assertEqual(parsed_event['name'], '/home/www/foo.bar.in/httpdocs/apparmor/images/test/image 1.jpg')
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self.assertEqual(parsed_event['profile'], '/usr/sbin/httpd2-prefork//vhost_foo')
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self.assertEqual(parsed_event['aamode'], 'PERMITTING')
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self.assertEqual(parsed_event['request_mask'], 'wc')
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self.assertIsNotNone(ReadLog.RE_LOG_ALL.search(event))
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def test_parse_event_audit_2(self):
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event = 'type=AVC msg=audit(1322614918.292:4376): apparmor="ALLOWED" operation="file_perm" parent=16001 profile=666F6F20626172 name="/home/foo/.bash_history" pid=17011 comm="bash" requested_mask="rw" denied_mask="rw" fsuid=0 ouid=1000'
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parsed_event = self.parser.parse_event(event)
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self.assertEqual(parsed_event['name'], '/home/foo/.bash_history')
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self.assertEqual(parsed_event['profile'], 'foo bar')
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self.assertEqual(parsed_event['aamode'], 'PERMITTING')
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self.assertEqual(parsed_event['request_mask'], 'rw')
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self.assertIsNotNone(ReadLog.RE_LOG_ALL.search(event))
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def test_parse_event_syslog_1(self):
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# from https://bugs.launchpad.net/apparmor/+bug/1399027
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event = '2014-06-09T20:37:28.975070+02:00 geeko kernel: [21028.143765] type=1400 audit(1402339048.973:1421): apparmor="ALLOWED" operation="open" profile="/home/cb/linuxtag/apparmor/scripts/hello" name="/dev/tty" pid=14335 comm="hello" requested_mask="rw" denied_mask="rw" fsuid=1000 ouid=0'
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parsed_event = self.parser.parse_event(event)
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self.assertEqual(parsed_event['name'], '/dev/tty')
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self.assertEqual(parsed_event['profile'], '/home/cb/linuxtag/apparmor/scripts/hello')
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self.assertEqual(parsed_event['aamode'], 'PERMITTING')
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self.assertEqual(parsed_event['request_mask'], 'rw')
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self.assertIsNotNone(ReadLog.RE_LOG_ALL.search(event))
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def test_parse_event_syslog_2(self):
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# from https://bugs.launchpad.net/apparmor/+bug/1399027
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event = 'Dec 7 13:18:59 rosa kernel: audit: type=1400 audit(1417954745.397:82): apparmor="ALLOWED" operation="open" profile="/home/simi/bin/aa-test" name="/usr/bin/" pid=3231 comm="ls" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0'
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parsed_event = self.parser.parse_event(event)
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self.assertEqual(parsed_event['name'], '/usr/bin/')
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self.assertEqual(parsed_event['profile'], '/home/simi/bin/aa-test')
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self.assertEqual(parsed_event['aamode'], 'PERMITTING')
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self.assertEqual(parsed_event['request_mask'], 'r')
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self.assertIsNotNone(ReadLog.RE_LOG_ALL.search(event))
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def test_parse_disconnected_path(self):
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# from https://bugzilla.opensuse.org/show_bug.cgi?id=918787
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event = 'type=AVC msg=audit(1424425690.883:716630): apparmor="ALLOWED" operation="file_mmap" info="Failed name lookup - disconnected path" error=-13 profile="/sbin/klogd" name="var/run/nscd/passwd" pid=25333 comm="id" requested_mask="r" denied_mask="r" fsuid=1002 ouid=0'
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parsed_event = self.parser.parse_event(event)
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self.assertEqual(parsed_event, {
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'aamode': 'ERROR', # aamode for disconnected paths overridden aamode in parse_event()
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'active_hat': None,
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'attr': None,
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'denied_mask': 'r',
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'error_code': 13,
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'fsuid': 1002,
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'info': 'Failed name lookup - disconnected path',
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'magic_token': 0,
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'name': 'var/run/nscd/passwd',
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'name2': None,
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'operation': 'file_mmap',
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'ouid': 0,
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'parent': 0,
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'pid': 25333,
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'profile': '/sbin/klogd',
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'request_mask': 'r',
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'resource': 'Failed name lookup - disconnected path',
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'task': 0,
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'time': 1424425690,
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'family': None,
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'protocol': None,
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'sock_type': None,
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'class': None,
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})
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self.assertIsNotNone(ReadLog.RE_LOG_ALL.search(event))
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class TestParseEventForTreeInvalid(AATest):
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tests = (
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('type=AVC msg=audit(1556742870.707:3614): apparmor="ALLOWED" operation="open" profile="/bin/hello" name="/dev/tty" pid=12856 comm="hello" requested_mask="wr" denied_mask="foo" fsuid=1000 ouid=0', AppArmorException), # invalid file permissions "foo"
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('type=AVC msg=audit(1556742870.707:3614): apparmor="ALLOWED" operation="open" profile="/bin/hello" name="/dev/tty" pid=12856 comm="hello" requested_mask="wr" denied_mask="wr::w" fsuid=1000 ouid=0', AppArmorException), # "wr::w" mixes owner and other
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)
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def _fake_profile_exists(self, program):
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return True
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def _run_test(self, params, expected):
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self.parser = ReadLog('', '', '')
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self.parser.profile_exists = self._fake_profile_exists # inject fake function that always returns True - much easier than handing over a ProfileList object to __init__
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parsed_event = self.parser.parse_event(params)
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with self.assertRaises(expected):
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self.parser.parse_event_for_tree(parsed_event)
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setup_all_loops(__name__)
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if __name__ == "__main__":
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unittest.main(verbosity=1)
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