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# ----------------------------------------------------------------------
# Copyright (C) 2013 Kshitij Gupta <kgupta8592@gmail.com>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of version 2 of the GNU General Public
# License as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# ----------------------------------------------------------------------
import os
import shutil
import subprocess
import sys
import unittest
import apparmor.aa as apparmor
from common_test import AATest, read_file, write_file, setup_aa, setup_all_loops, skip_active_profiles
# Use the same python as the one this script is being run with
python_interpreter = sys.executable
if not python_interpreter:
python_interpreter = 'python3'
class MinitoolsTest(AATest):
def AASetup(self):
self.createTmpdir()
# copy the local profiles to the test directory
# Should be the set of cleanprofile
self.profile_dir = self.tmpdir + '/profiles'
shutil.copytree('../../profiles/apparmor.d/', self.profile_dir,
symlinks=True, ignore=shutil.ignore_patterns(*skip_active_profiles))
apparmor.profile_dir = self.profile_dir
# Path for the program
self.test_path = '/usr/sbin/winbindd'
# Path for the target file containing profile
self.local_profilename = self.profile_dir + '/usr.sbin.winbindd'
def test_audit(self):
# Set test profile to audit mode and check if it was correctly set
subprocess.check_output(
'{} ./../aa-audit --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
'audit',
'Audit flag could not be set in profile ' + self.local_profilename)
# Remove audit mode from test profile and check if it was correctly removed
subprocess.check_output(
'{} ./../aa-audit --no-reload -d {} -r {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path), shell=True)
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
None,
'Audit flag could not be removed in profile ' + self.local_profilename)
def test_complain(self):
# Set test profile to complain mode and check if it was correctly set
subprocess.check_output(
'{} ./../aa-complain --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
# "manually" create a force-complain symlink (will be deleted by aa-enforce later)
force_complain_dir = self.profile_dir + '/force-complain'
if not os.path.isdir(force_complain_dir):
os.mkdir(force_complain_dir)
os.symlink(
self.local_profilename,
'{}/{}'.format(force_complain_dir, os.path.basename(self.local_profilename)))
self.assertEqual(
os.path.islink('{}/{}'.format(force_complain_dir, os.path.basename(self.local_profilename))),
True,
'Failed to create a symlink for {} in force-complain'.format(self.local_profilename))
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
'complain',
'Complain flag could not be set in profile ' + self.local_profilename)
# Set test profile to enforce mode and check if it was correctly set
subprocess.check_output(
'{} ./../aa-enforce --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
self.assertEqual(
os.path.islink('{}/{}'.format(force_complain_dir, os.path.basename(self.local_profilename))),
False,
'Failed to remove symlink for {} from force-complain'.format(self.local_profilename))
self.assertEqual(
os.path.islink('{}/disable/{}'.format(self.profile_dir, os.path.basename(self.local_profilename))),
False,
'Failed to remove symlink for {} from disable'.format(self.local_profilename))
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
None,
'Complain flag could not be removed in profile ' + self.local_profilename)
# Set audit flag and then complain flag in a profile
subprocess.check_output(
'{} ./../aa-audit --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
subprocess.check_output(
'{} ./../aa-complain --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
# "manually" create a force-complain symlink (will be deleted by aa-enforce later)
os.symlink(
self.local_profilename,
'{}/{}'.format(force_complain_dir, os.path.basename(self.local_profilename)))
self.assertEqual(
os.path.islink('{}/{}'.format(force_complain_dir, os.path.basename(self.local_profilename))),
True,
'Failed to create a symlink for {} in force-complain'.format(self.local_profilename))
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
'audit, complain',
'Complain flag could not be set in profile ' + self.local_profilename)
# Remove complain flag first i.e. set to enforce mode
subprocess.check_output(
'{} ./../aa-enforce --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
self.assertEqual(
os.path.islink('{}/{}'.format(force_complain_dir, os.path.basename(self.local_profilename))),
False,
'Failed to remove symlink for {} from force-complain'.format(self.local_profilename))
self.assertEqual(
os.path.islink('{}/disable/{}'.format(self.profile_dir, os.path.basename(self.local_profilename))),
False,
'Failed to remove symlink for {} from disable'.format(self.local_profilename))
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
'audit',
'Complain flag could not be removed in profile ' + self.local_profilename)
# Remove audit flag
subprocess.check_output(
'{} ./../aa-audit --no-reload -d {} -r {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
def test_enforce(self):
# Set test profile to enforce mode and check if it was correctly set
subprocess.check_output(
'{} ./../aa-enforce --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
self.assertEqual(
os.path.islink('{}/force-complain/{}'.format(self.profile_dir, os.path.basename(self.local_profilename))),
False,
'Failed to remove symlink for {} from force-complain'.format(self.local_profilename))
self.assertEqual(
os.path.islink('{}/disable/{}'.format(self.profile_dir, os.path.basename(self.local_profilename))),
False,
'Failed to remove symlink for {} from disable'.format(self.local_profilename))
self.assertEqual(
apparmor.get_profile_flags(self.local_profilename, self.test_path),
None,
'Complain flag could not be removed in profile {}'.format(self.local_profilename))
def test_disable(self):
# Disable the test profile and check if it was correctly disabled
subprocess.check_output(
'{} ./../aa-disable --no-reload -d {} {} --configdir ./'.format(
python_interpreter, self.profile_dir, self.test_path),
shell=True)
self.assertEqual(
os.path.islink('{}/disable/{}'.format(self.profile_dir, os.path.basename(self.local_profilename))),
True,
'Failed to create a symlink for {} in disable'.format(self.local_profilename))
def test_autodep(self):
# small bash script - we'll create a profile for it with aa-autodep
script_filename = write_file(self.tmpdir, 'autodep_test.sh', '#!/bin/bash\necho hello world')
subprocess.check_output([python_interpreter, './../aa-autodep', '--no-reload', '-d', self.profile_dir, '--configdir', './', script_filename])
expected_file = apparmor.get_new_profile_filename(script_filename)
self.assertTrue(os.path.isfile(expected_file), 'Failed to create profile with aa-autodep: {}'.format(script_filename))
prof_content = read_file(expected_file).split('\n')
self.assertTrue(prof_content[0].startswith('# Last Modified:'), 'prof_content[0] starts with %s' % prof_content[0])
self.assertEqual(prof_content[1], 'abi <abi/4.0>,')
self.assertEqual(prof_content[2], '')
self.assertEqual(prof_content[3], 'include <tunables/global>')
self.assertEqual(prof_content[4], '')
self.assertEqual(prof_content[5], '%s flags=(complain) {' % script_filename)
self.assertEqual(prof_content[6], ' include <abstractions/base>')
self.assertEqual(prof_content[7], ' include <abstractions/bash>')
self.assertEqual(prof_content[8], '')
self.assertEqual(prof_content[9], ' %s r,' % script_filename)
self.assertTrue(prof_content[10] in [' /usr/bin/bash ix,', ' /bin/bash ix,'])
self.assertEqual(prof_content[11], '')
self.assertEqual(prof_content[12], '}')
self.assertEqual(prof_content[13], '')
with self.assertRaises(IndexError):
prof_content[14]
@unittest.skipIf(apparmor.check_for_apparmor() is None, "Securityfs not mounted or doesn't have the apparmor directory.")
def test_unconfined(self):
output = subprocess.check_output(
python_interpreter + ' ./../aa-unconfined --configdir ./', shell=True)
output_force = subprocess.check_output(
python_interpreter + ' ./../aa-unconfined --paranoid --configdir ./', shell=True)
self.assertIsNot(output, '', 'Failed to run aa-unconfined')
self.assertIsNot(output_force, '', 'Failed to run aa-unconfined in paranoid mode')
def test_cleanprof(self):
input_file = 'cleanprof_test.in'
output_file = 'cleanprof_test.out'
# We position the local testfile
shutil.copy('./' + input_file, self.profile_dir)
# Our silly test program whose profile we wish to clean
cleanprof_test = '/usr/bin/a/simple/cleanprof/test/profile'
subprocess.check_output(
'{} ./../aa-cleanprof --no-reload -d {} -s {} --configdir ./'.format(
python_interpreter, self.profile_dir, cleanprof_test),
shell=True)
# Strip off the first line (#modified line)
subprocess.check_output('sed -i 1d {}/{}'.format(self.profile_dir, input_file), shell=True)
exp_content = read_file('./' + output_file)
real_content = read_file('{}/{}'.format(self.profile_dir, input_file))
self.maxDiff = None
self.assertEqual(exp_content, real_content, 'Failed to cleanup profile properly')
setup_aa(apparmor)
setup_all_loops(__name__)
if __name__ == '__main__':
unittest.main(verbosity=1)
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