247 lines
11 KiB
Python
247 lines
11 KiB
Python
# 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 cinder import context
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from cinder.tests.unit.targets import targets_fixture as tf
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from cinder import utils
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from cinder.volume.targets import scst
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from cinder.volume import utils as vutils
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class TestSCSTAdmDriver(tf.TargetDriverFixture):
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def setUp(self):
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super(TestSCSTAdmDriver, self).setUp()
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self.target = scst.SCSTAdm(root_helper=utils.get_root_helper(),
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configuration=self.configuration)
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self.fake_iscsi_scan = \
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('Collecting current configuration: done.\n'
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'Driver Target\n'
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'----------------------------------------------\n'
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'iscsi iqn.2010-10.org.openstack:'
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'volume-ed2c2222-5fc0-11e4-aa15-123b93f75cba\n'
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'All done.\n')
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self.fake_iscsi_attribute_scan = \
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('Collecting current configuration: done.\n'
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'Attribute Value Writable KEY\n'
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'------------------------------------------\n'
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'rel_tgt_id 1 Yes Yes\n'
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'Dynamic attributes available\n'
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'----------------------------\n'
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'IncomingUser\n'
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'OutgoingUser\n'
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'allowed_portal\n'
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'LUN CREATE attributes available\n'
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'-------------------------------\n'
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'read_only\n'
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'All done.\n')
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self.fake_list_group = \
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('org.openstack:volume-vedams\n'
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'Collecting current configuration: done.\n'
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'Driver: iscsi\n'
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'Target: iqn.2010-10.org.openstack:volume-vedams\n'
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'Driver/target \'iscsi/iqn.2010-10.org.openstack:volume-vedams\''
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'has no associated LUNs.\n'
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'Group: iqn.1993-08.org.debian:01:626bf14ebdc\n'
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'Assigned LUNs:\n'
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'LUN Device\n'
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'------------------\n'
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'1 1b67387810256\n'
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'2 2a0f1cc9cd595\n'
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'Assigned Initiators:\n'
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'Initiator\n'
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'-------------------------------------\n'
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'iqn.1993-08.org.debian:01:626bf14ebdc\n'
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'All done.\n')
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self.target.db = mock.MagicMock(
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volume_get=lambda x, y: {'provider_auth': 'IncomingUser foo bar'})
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@mock.patch.object(utils, 'execute')
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@mock.patch.object(scst.SCSTAdm, '_target_attribute')
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@mock.patch.object(scst.SCSTAdm, 'scst_execute')
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def test_get_target(self, mock_execute,
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mock_target_attribute,
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mock_scst_execute):
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mock_target_attribute.return_value = 1
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mock_execute.return_value = (self.fake_iscsi_scan, None)
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expected = 1
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self.assertEqual(expected, self.target._get_target(
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'iqn.2010-10.org.openstack:'
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'volume-ed2c2222-5fc0-11e4-aa15-123b93f75cba'))
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@mock.patch('cinder.privsep.targets.scst.run_scstadmin')
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def test_target_attribute(self, mock_privsep):
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mock_privsep.return_value = (self.fake_iscsi_attribute_scan, None)
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self.assertEqual(str(1), self.target._target_attribute(
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'iqn.2010-10.org.openstack:'
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'volume-ed2c2222-5fc0-11e4-aa15-123b93f75cba'))
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def test_single_lun_get_target_and_lun(self):
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ctxt = context.get_admin_context()
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self.assertEqual((0, 1), self.target._get_target_and_lun(
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ctxt, self.testvol))
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@mock.patch.object(utils, 'execute')
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@mock.patch.object(scst.SCSTAdm, '_get_group')
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@mock.patch.object(scst.SCSTAdm, 'scst_execute')
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def test_multi_lun_get_target_and_lun(self, mock_execute, mock_get_group,
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mock_scst_execute):
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mock_execute.return_value = (self.fake_list_group, None)
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mock_get_group.return_value = self.fake_list_group
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ctxt = context.get_admin_context()
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with mock.patch.object(self.target, 'target_name',
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return_value='iqn.2010-10.org.openstack:'
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'volume-vedams'):
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self.assertEqual((0, 3), self.target._get_target_and_lun(
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ctxt, self.testvol))
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@mock.patch.object(utils, 'execute')
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@mock.patch.object(scst.SCSTAdm, '_get_target')
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@mock.patch.object(scst.SCSTAdm, 'scst_execute')
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def test_create_iscsi_target(self, mock_execute, mock_get_target,
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mock_scst_execute):
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mock_execute.return_value = (None, None)
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mock_get_target.return_value = 1
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self.assertEqual(1,
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self.target.create_iscsi_target(
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'iqn.2010-10.org.openstack:'
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'volume-ed2c2222-5fc0-11e4-aa15-123b93f75cba',
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'vol1',
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0, 1, self.fake_volumes_dir))
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@mock.patch.object(utils, 'execute')
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@mock.patch.object(scst.SCSTAdm, '_get_target')
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@mock.patch.object(scst.SCSTAdm, 'scst_execute')
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def test_create_export(self, mock_execute,
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mock_get_target,
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mock_scst_execute):
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mock_execute.return_value = (None, None)
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mock_scst_execute.return_value = (None, None)
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mock_get_target.return_value = 1
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def _fake_get_target_and_lun(*args, **kwargs):
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return 0, 1
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def _fake_iscsi_location(*args, **kwargs):
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return '10.9.8.7:3260,1 iqn.2010-10.org.openstack:' \
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'volume-ed2c2222-5fc0-11e4-aa15-123b93f75cba 1'
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def _fake_get_target_chap_auth(*args, **kwargs):
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return ('QZJbisGmn9AL954FNF4D', 'P68eE7u9eFqDGexd28DQ')
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ctxt = context.get_admin_context()
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expected_result = {'location': '10.9.8.7:3260,1 '
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'iqn.2010-10.org.openstack:'
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'volume-ed2c2222-5fc0-11e4-aa15-123b93f75cba 1',
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'auth': 'CHAP '
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'QZJbisGmn9AL954FNF4D P68eE7u9eFqDGexd28DQ'}
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with mock.patch.object(self.target, '_get_target_and_lun',
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side_effect=_fake_get_target_and_lun),\
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mock.patch.object(self.target, '_get_target_chap_auth',
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side_effect=_fake_get_target_chap_auth),\
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mock.patch.object(self.target, 'initiator_iqn',
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return_value='iqn.1993-08.org.debian:'
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'01:626bf14ebdc'),\
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mock.patch.object(self.target, '_iscsi_location',
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side_effect=_fake_iscsi_location),\
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mock.patch.object(self.target, 'target_driver',
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return_value='iscsi'),\
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mock.patch.object(vutils, 'generate_username',
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side_effect=lambda: 'QZJbisGmn9AL954FNF4D'),\
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mock.patch.object(vutils, 'generate_password',
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side_effect=lambda: 'P68eE7u9eFqDGexd28DQ'):
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self.assertEqual(expected_result,
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self.target.create_export(ctxt,
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self.testvol,
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self.fake_volumes_dir))
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@mock.patch('cinder.utils.execute')
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@mock.patch.object(scst.SCSTAdm, '_get_target')
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@mock.patch.object(scst.SCSTAdm, 'scst_execute')
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def test_ensure_export(self, mock_execute,
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mock_get_target,
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mock_scst_execute):
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mock_execute.return_value = (None, None)
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mock_scst_execute.return_value = (None, None)
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mock_get_target.return_value = 1
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ctxt = context.get_admin_context()
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def _fake_get_target_and_lun(*args, **kwargs):
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return 0, 1
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def _fake_get_target_chap_auth(*args, **kwargs):
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return ('QZJbisGmn9AL954FNF4D', 'P68eE7u9eFqDGexd28DQ')
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with mock.patch.object(self.target, 'create_iscsi_target'),\
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mock.patch.object(self.target, '_get_target_chap_auth',
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side_effect=_fake_get_target_chap_auth),\
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mock.patch.object(self.target, '_get_target_and_lun',
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side_effect=_fake_get_target_and_lun):
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self.target.ensure_export(ctxt,
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self.testvol,
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self.fake_volumes_dir)
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self.target.create_iscsi_target.assert_called_once_with(
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'iqn.2010-10.org.openstack:testvol',
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'ed2c2222-5fc0-11e4-aa15-123b93f75cba',
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0, 1, self.fake_volumes_dir, _fake_get_target_chap_auth())
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@mock.patch('cinder.utils.execute')
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@mock.patch.object(scst.SCSTAdm, '_get_target')
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@mock.patch.object(scst.SCSTAdm, 'scst_execute')
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def test_ensure_export_chap(self, mock_execute,
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mock_get_target,
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mock_scst_execute):
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mock_execute.return_value = (None, None)
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mock_scst_execute.return_value = (None, None)
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mock_get_target.return_value = 1
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ctxt = context.get_admin_context()
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def _fake_get_target_and_lun(*args, **kwargs):
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return 0, 1
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def _fake_get_target_chap_auth(*args, **kwargs):
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return None
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with mock.patch.object(self.target, 'create_iscsi_target'),\
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mock.patch.object(self.target, '_get_target_chap_auth',
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side_effect=_fake_get_target_chap_auth),\
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mock.patch.object(self.target, '_get_target_and_lun',
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side_effect=_fake_get_target_and_lun):
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self.target.ensure_export(ctxt,
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self.testvol,
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self.fake_volumes_dir)
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self.target.create_iscsi_target.assert_called_once_with(
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'iqn.2010-10.org.openstack:testvol',
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'ed2c2222-5fc0-11e4-aa15-123b93f75cba',
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0, 1, self.fake_volumes_dir, None)
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def test_iscsi_location(self):
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location = self.target._iscsi_location('portal', 1, 'target', 2)
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self.assertEqual('portal:3260,1 target 2', location)
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def test_iscsi_location_IPv6(self):
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ip = 'fd00:fd00:fd00:3000::12'
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location = self.target._iscsi_location(ip, 1, 'target', 2)
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self.assertEqual('[%s]:3260,1 target 2' % ip, location)
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ip = '[' + ip + ']'
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location = self.target._iscsi_location(ip, 1, 'target', 2)
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self.assertEqual(ip + ':3260,1 target 2', location)
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