184 lines
7.6 KiB
Python
184 lines
7.6 KiB
Python
# Copyright (c) 2013 The Johns Hopkins University/Applied Physics Laboratory
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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from os_brick.encryptors import luks
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from os_brick.tests.encryptors import test_cryptsetup
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from oslo_concurrency import processutils as putils
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@mock.patch('os_brick.executor.encodeutils.safe_decode',
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lambda x, errors=None: x)
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class LuksEncryptorTestCase(test_cryptsetup.CryptsetupEncryptorTestCase):
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def _create(self, root_helper, connection_info, keymgr, execute):
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return luks.LuksEncryptor(root_helper=root_helper,
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connection_info=connection_info,
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keymgr=keymgr,
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execute=execute)
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def test_is_luks(self):
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luks.is_luks(self.root_helper, self.dev_path)
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'isLuks', '--verbose', self.dev_path,
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run_as_root=True, root_helper=self.root_helper,
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check_exit_code=True),
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], any_order=False)
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@mock.patch('os_brick.encryptors.luks.LOG')
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def test_is_luks_with_error(self, mock_log):
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error_msg = "Device %s is not a valid LUKS device." % self.dev_path
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self.mock_execute.side_effect = \
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putils.ProcessExecutionError(exit_code=1,
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stderr=error_msg)
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luks.is_luks(self.root_helper, self.dev_path)
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'isLuks', '--verbose', self.dev_path,
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run_as_root=True, root_helper=self.root_helper,
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check_exit_code=True),
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])
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self.assertEqual(1, mock_log.warning.call_count) # warning logged
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def test_is_luks_with_execute(self):
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mock_execute = mock.Mock()
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luks.is_luks(self.root_helper, self.dev_path, execute=mock_execute)
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self.assertListEqual(
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[mock.call('cryptsetup', 'isLuks', '--verbose', self.dev_path,
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run_as_root=True, root_helper=self.root_helper,
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check_exit_code=True)],
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mock_execute.call_args_list)
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def test__format_volume(self):
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self.encryptor._format_volume("passphrase")
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self.assert_exec_has_calls([
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mock.call('cryptsetup', '--batch-mode', 'luksFormat',
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'--key-file=-', self.dev_path,
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process_input='passphrase',
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True, attempts=3),
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])
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def test__open_volume(self):
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self.encryptor._open_volume("passphrase")
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'luksOpen', '--key-file=-', self.dev_path,
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self.dev_name, process_input='passphrase',
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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])
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def test_attach_volume(self):
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self.encryptor._get_key = mock.MagicMock()
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self.encryptor._get_key.return_value = (
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test_cryptsetup.fake__get_key(None))
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self.encryptor.attach_volume(None)
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'luksOpen', '--key-file=-', self.dev_path,
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self.dev_name, process_input='0' * 32,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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mock.call('ln', '--symbolic', '--force',
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'/dev/mapper/%s' % self.dev_name, self.symlink_path,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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])
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def test_attach_volume_not_formatted(self):
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self.encryptor._get_key = mock.MagicMock()
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self.encryptor._get_key.return_value = (
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test_cryptsetup.fake__get_key(None))
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self.mock_execute.side_effect = [
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putils.ProcessExecutionError(exit_code=1), # luksOpen
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putils.ProcessExecutionError(exit_code=1), # isLuks
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mock.DEFAULT, # luksFormat
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mock.DEFAULT, # luksOpen
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mock.DEFAULT, # ln
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]
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self.encryptor.attach_volume(None)
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'luksOpen', '--key-file=-', self.dev_path,
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self.dev_name, process_input='0' * 32,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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mock.call('cryptsetup', 'isLuks', '--verbose', self.dev_path,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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mock.call('cryptsetup', '--batch-mode', 'luksFormat',
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'--key-file=-', self.dev_path, process_input='0' * 32,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True, attempts=3),
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mock.call('cryptsetup', 'luksOpen', '--key-file=-', self.dev_path,
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self.dev_name, process_input='0' * 32,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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mock.call('ln', '--symbolic', '--force',
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'/dev/mapper/%s' % self.dev_name, self.symlink_path,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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], any_order=False)
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def test_attach_volume_fail(self):
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self.encryptor._get_key = mock.MagicMock()
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self.encryptor._get_key.return_value = (
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test_cryptsetup.fake__get_key(None))
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self.mock_execute.side_effect = [
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putils.ProcessExecutionError(exit_code=1), # luksOpen
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mock.DEFAULT, # isLuks
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]
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self.assertRaises(putils.ProcessExecutionError,
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self.encryptor.attach_volume, None)
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'luksOpen', '--key-file=-', self.dev_path,
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self.dev_name, process_input='0' * 32,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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mock.call('cryptsetup', 'isLuks', '--verbose', self.dev_path,
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root_helper=self.root_helper,
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run_as_root=True, check_exit_code=True),
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], any_order=False)
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def test__close_volume(self):
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self.encryptor.detach_volume()
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'luksClose', self.dev_name,
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root_helper=self.root_helper,
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attempts=3, run_as_root=True, check_exit_code=True),
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])
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def test_detach_volume(self):
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self.encryptor.detach_volume()
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self.assert_exec_has_calls([
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mock.call('cryptsetup', 'luksClose', self.dev_name,
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root_helper=self.root_helper,
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attempts=3, run_as_root=True, check_exit_code=True),
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])
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