176 lines
4.7 KiB
Python
176 lines
4.7 KiB
Python
# Copyright 2020 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Test nsjail."""
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import os
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import subprocess
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import tempfile
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import unittest
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from . import nsjail
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class NsjailTest(unittest.TestCase):
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def setUp(self):
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nsjail.__file__ = '/'
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def testMinimalParameters(self):
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commands = nsjail.run(
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nsjail_bin='/bin/true',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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dry_run=True)
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self.assertEqual(
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commands,
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[
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'/bin/true',
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'--env', 'USER=nobody',
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'--config', '/nsjail.cfg',
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'--bindmount', '/source_dir:/src',
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'--', '/bin/bash'
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]
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)
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def testSetBadMetaAndroidDir(self):
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os.chdir('/')
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with self.assertRaises(ValueError):
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commands = nsjail.run(
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nsjail_bin='/bin/true',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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dry_run=True,
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meta_root_dir='/meta/dir',
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meta_android_dir='/android/dir')
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def testRedirectStdout(self):
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with tempfile.TemporaryFile('w+t') as out:
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nsjail.run(
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nsjail_bin='/bin/echo',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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stdout=out)
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out.seek(0)
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stdout = out.read()
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args = ('--env USER=nobody --config /nsjail.cfg '
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'--bindmount /source_dir:/src -- /bin/bash')
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expected = '\n'.join([args, 'NsJail command:', '/bin/echo '+args])+'\n'
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self.assertEqual(stdout, expected)
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def testFailingJailedCommand(self):
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with self.assertRaises(subprocess.CalledProcessError):
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nsjail.run(
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nsjail_bin='/bin/false',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name')
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def testDist(self):
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commands = nsjail.run(
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nsjail_bin='/bin/true',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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dist_dir='/dist_dir',
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dry_run=True)
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self.assertEqual(
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commands,
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[
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'/bin/true',
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'--env', 'USER=nobody',
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'--config', '/nsjail.cfg',
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'--env', 'DIST_DIR=/dist',
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'--bindmount', '/source_dir:/src',
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'--bindmount', '/dist_dir:/dist',
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'--', '/bin/bash'
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]
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)
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def testBuildID(self):
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commands = nsjail.run(
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nsjail_bin='/bin/true',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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build_id='0',
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dry_run=True)
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self.assertEqual(
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commands,
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[
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'/bin/true',
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'--env', 'USER=nobody',
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'--config', '/nsjail.cfg',
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'--env', 'BUILD_NUMBER=0',
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'--bindmount', '/source_dir:/src',
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'--', '/bin/bash'
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]
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)
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def testMaxCPU(self):
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commands = nsjail.run(
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nsjail_bin='/bin/true',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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max_cpus=1,
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dry_run=True)
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self.assertEqual(
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commands,
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[
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'/bin/true',
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'--env', 'USER=nobody',
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'--config', '/nsjail.cfg',
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'--max_cpus=1',
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'--bindmount', '/source_dir:/src',
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'--', '/bin/bash'
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]
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)
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def testEnv(self):
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commands = nsjail.run(
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nsjail_bin='/bin/true',
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chroot='/chroot',
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source_dir='/source_dir',
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command=['/bin/bash'],
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build_target='target_name',
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max_cpus=1,
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dry_run=True,
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env=['foo=bar', 'spam=eggs'])
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self.assertEqual(
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commands,
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[
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'/bin/true',
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'--env', 'USER=nobody',
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'--config', '/nsjail.cfg',
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'--max_cpus=1',
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'--bindmount', '/source_dir:/src',
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'--env', 'foo=bar', '--env', 'spam=eggs',
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'--', '/bin/bash'
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]
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)
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if __name__ == '__main__':
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unittest.main()
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