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fce882ab67
Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
82 lines
2.6 KiB
Python
82 lines
2.6 KiB
Python
# Unix SMB/CIFS implementation.
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# Copyright (C) Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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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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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import tarfile
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from samba import safe_tarfile
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import os
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from samba.tests import TestCaseInTempDir
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def filterer(prefix):
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def f(info):
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info.name = prefix + info.name
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return info
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return f
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class SafeTarFileTestCase(TestCaseInTempDir):
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def test_dots(self):
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filename = os.path.join(self.tempdir, 'x')
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tarname = os.path.join(self.tempdir, 'tar.tar')
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f = open(filename, 'w')
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f.write('x')
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f.close()
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tf = tarfile.open(tarname, 'w')
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tf.add(filename, filter=filterer('../../'))
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tf.close()
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stf = safe_tarfile.open(tarname)
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# If we have data_filter, we have a patched python to address
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# CVE-2007-4559.
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if hasattr(tarfile, "data_filter"):
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self.assertRaises(tarfile.OutsideDestinationError,
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stf.extractall,
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tarname)
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else:
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self.assertRaises(tarfile.ExtractError,
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stf.extractall,
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tarname)
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self.rm_files('x', 'tar.tar')
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def test_slash(self):
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filename = os.path.join(self.tempdir, 'x')
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tarname = os.path.join(self.tempdir, 'tar.tar')
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f = open(filename, 'w')
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f.write('x')
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f.close()
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tf = tarfile.open(tarname, 'w')
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tf.add(filename, filter=filterer('/'))
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tf.close()
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stf = safe_tarfile.open(tarname)
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# If we have data_filter, we have a patched python to address
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# CVE-2007-4559.
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if hasattr(tarfile, "data_filter"):
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self.assertRaises(NotADirectoryError,
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stf.extractall,
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tarname)
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else:
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self.assertRaises(tarfile.ExtractError,
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stf.extractall,
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tarname)
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self.rm_files('x', 'tar.tar')
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