OpenStack Block Storage (Cinder)
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# Copyright 2016 Infinidat Ltd.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Unit tests for INFINIDAT InfiniBox volume driver."""
import functools
import platform
import socket
from unittest import mock
from oslo_utils import units
from cinder import exception
from cinder.tests.unit import test
from cinder import version
from cinder.volume import configuration
from cinder.volume.drivers import infinidat
TEST_WWN_1 = '00:11:22:33:44:55:66:77'
TEST_WWN_2 = '11:11:22:33:44:55:66:77'
TEST_IP_ADDRESS = '1.1.1.1'
TEST_IQN = 'iqn.2012-07.org.fake:01'
TEST_ISCSI_TCP_PORT = 3260
TEST_TARGET_PORTAL = '{}:{}'.format(TEST_IP_ADDRESS, TEST_ISCSI_TCP_PORT)
test_volume = mock.Mock(id=1, size=1, volume_type_id=1)
test_snapshot = mock.Mock(id=2, volume=test_volume, volume_id='1')
test_clone = mock.Mock(id=3, size=1)
test_group = mock.Mock(id=4)
test_snapgroup = mock.Mock(id=5, group=test_group)
test_connector = dict(wwpns=[TEST_WWN_1],
initiator=TEST_IQN)
def skip_driver_setup(func):
@functools.wraps(func)
def f(*args, **kwargs):
return func(*args, **kwargs)
f.__skip_driver_setup = True
return f
class FakeInfinisdkException(Exception):
pass
class InfiniboxDriverTestCaseBase(test.TestCase):
def _test_skips_driver_setup(self):
test_method_name = self.id().split('.')[-1]
test_method = getattr(self, test_method_name)
return getattr(test_method, '__skip_driver_setup', False)
def setUp(self):
super(InfiniboxDriverTestCaseBase, self).setUp()
# create mock configuration
self.configuration = mock.Mock(spec=configuration.Configuration)
self.configuration.infinidat_storage_protocol = 'fc'
self.configuration.san_ip = 'mockbox'
self.configuration.infinidat_pool_name = 'mockpool'
self.configuration.san_thin_provision = True
self.configuration.san_login = 'user'
self.configuration.san_password = 'pass'
self.configuration.volume_backend_name = 'mock'
self.configuration.volume_dd_blocksize = '1M'
self.configuration.use_multipath_for_image_xfer = False
self.configuration.enforce_multipath_for_image_xfer = False
self.configuration.num_volume_device_scan_tries = 1
self.configuration.san_is_local = False
self.configuration.chap_username = None
self.configuration.chap_password = None
self.configuration.infinidat_use_compression = None
self.configuration.max_over_subscription_ratio = 10.0
self.driver = infinidat.InfiniboxVolumeDriver(
configuration=self.configuration)
self._system = self._infinibox_mock()
# mock external library dependencies
infinisdk = self.patch("cinder.volume.drivers.infinidat.infinisdk")
capacity = self.patch("cinder.volume.drivers.infinidat.capacity")
self._iqn = self.patch("cinder.volume.drivers.infinidat.iqn")
self._wwn = self.patch("cinder.volume.drivers.infinidat.wwn")
self._wwn.WWN = mock.Mock
self._iqn.IQN = mock.Mock
capacity.byte = 1
capacity.GiB = units.Gi
infinisdk.core.exceptions.InfiniSDKException = FakeInfinisdkException
infinisdk.InfiniBox.return_value = self._system
if not self._test_skips_driver_setup():
self.driver.do_setup(None)
def _infinibox_mock(self):
result = mock.Mock()
self._mock_volume = mock.Mock()
self._mock_volume.get_size.return_value = 1 * units.Gi
self._mock_volume.has_children.return_value = False
self._mock_volume.get_logical_units.return_value = []
self._mock_volume.create_snapshot.return_value = self._mock_volume
self._mock_host = mock.Mock()
self._mock_host.get_luns.return_value = []
self._mock_host.map_volume().get_lun.return_value = 1
self._mock_pool = mock.Mock()
self._mock_pool.get_free_physical_capacity.return_value = units.Gi
self._mock_pool.get_physical_capacity.return_value = units.Gi
self._mock_ns = mock.Mock()
self._mock_ns.get_ips.return_value = [
mock.Mock(ip_address=TEST_IP_ADDRESS, enabled=True)]
self._mock_ns.get_properties.return_value = mock.Mock(
iscsi_iqn=TEST_IQN, iscsi_tcp_port=TEST_ISCSI_TCP_PORT)
self._mock_group = mock.Mock()
self._mock_qos_policy = mock.Mock()
result.volumes.safe_get.return_value = self._mock_volume
result.volumes.create.return_value = self._mock_volume
result.pools.safe_get.return_value = self._mock_pool
result.hosts.safe_get.return_value = self._mock_host
result.cons_groups.safe_get.return_value = self._mock_group
result.cons_groups.create.return_value = self._mock_group
result.hosts.create.return_value = self._mock_host
result.network_spaces.safe_get.return_value = self._mock_ns
result.components.nodes.get_all.return_value = []
result.qos_policies.create.return_value = self._mock_qos_policy
result.qos_policies.safe_get.return_value = None
return result
def _raise_infinisdk(self, *args, **kwargs):
raise FakeInfinisdkException()
class InfiniboxDriverTestCase(InfiniboxDriverTestCaseBase):
def _generate_mock_object_metadata(self, cinder_object):
return {"system": "openstack",
"openstack_version": version.version_info.release_string(),
"cinder_id": cinder_object.id,
"cinder_name": cinder_object.name,
"host.created_by": infinidat._INFINIDAT_CINDER_IDENTIFIER}
def _validate_object_metadata(self, infinidat_object, cinder_object):
infinidat_object.set_metadata_from_dict.assert_called_once_with(
self._generate_mock_object_metadata(cinder_object))
def _generate_mock_host_metadata(self):
return {"system": "openstack",
"openstack_version": version.version_info.release_string(),
"hostname": socket.gethostname(),
"platform": platform.platform(),
"host.created_by": infinidat._INFINIDAT_CINDER_IDENTIFIER}
def _validate_host_metadata(self):
self._mock_host.set_metadata_from_dict.assert_called_once_with(
self._generate_mock_host_metadata())
@skip_driver_setup
def test__setup_and_get_system_object(self):
# This test should skip the driver setup, as it generates more calls to
# the add_auto_retry, set_source_identifier and login methods:
auth = (self.configuration.san_login,
self.configuration.san_password)
self.driver._setup_and_get_system_object(
self.configuration.san_ip, auth)
self._system.api.add_auto_retry.assert_called_once()
self._system.api.set_source_identifier.assert_called_once_with(
infinidat._INFINIDAT_CINDER_IDENTIFIER)
self._system.login.assert_called_once()
def test_initialize_connection(self):
self._system.hosts.safe_get.return_value = None
result = self.driver.initialize_connection(test_volume, test_connector)
self.assertEqual(1, result["data"]["target_lun"])
def test_initialize_connection_host_exists(self):
result = self.driver.initialize_connection(test_volume, test_connector)
self.assertEqual(1, result["data"]["target_lun"])
def test_initialize_connection_mapping_exists(self):
mock_mapping = mock.Mock()
mock_mapping.get_volume.return_value = self._mock_volume
mock_mapping.get_lun.return_value = 888
self._mock_host.get_luns.return_value = [mock_mapping]
result = self.driver.initialize_connection(test_volume, test_connector)
self.assertEqual(888, result["data"]["target_lun"])
def test_initialize_connection_volume_doesnt_exist(self):
self._system.volumes.safe_get.return_value = None
self.assertRaises(exception.InvalidVolume,
self.driver.initialize_connection,
test_volume, test_connector)
def test_initialize_connection_create_fails(self):
self._system.hosts.safe_get.return_value = None
self._system.hosts.create.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.initialize_connection,
test_volume, test_connector)
def test_initialize_connection_map_fails(self):
self._mock_host.map_volume.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.initialize_connection,
test_volume, test_connector)
def test_initialize_connection_metadata(self):
self._system.hosts.safe_get.return_value = None
self.driver.initialize_connection(test_volume, test_connector)
self._validate_host_metadata()
def test_terminate_connection(self):
self.driver.terminate_connection(test_volume, test_connector)
def test_terminate_connection_delete_host(self):
self._mock_host.get_luns.return_value = [object()]
self.driver.terminate_connection(test_volume, test_connector)
self.assertEqual(0, self._mock_host.safe_delete.call_count)
self._mock_host.get_luns.return_value = []
self.driver.terminate_connection(test_volume, test_connector)
self.assertEqual(1, self._mock_host.safe_delete.call_count)
def test_terminate_connection_volume_doesnt_exist(self):
self._system.volumes.safe_get.return_value = None
self.assertRaises(exception.InvalidVolume,
self.driver.terminate_connection,
test_volume, test_connector)
def test_terminate_connection_api_fail(self):
self._mock_host.unmap_volume.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.terminate_connection,
test_volume, test_connector)
def test_get_volume_stats_refreshes(self):
result = self.driver.get_volume_stats()
self.assertEqual(1, result["free_capacity_gb"])
# change the "free space" in the pool
self._mock_pool.get_free_physical_capacity.return_value = 0
# no refresh - free capacity should stay the same
result = self.driver.get_volume_stats(refresh=False)
self.assertEqual(1, result["free_capacity_gb"])
# refresh - free capacity should change to 0
result = self.driver.get_volume_stats(refresh=True)
self.assertEqual(0, result["free_capacity_gb"])
def test_get_volume_stats_pool_not_found(self):
self._system.pools.safe_get.return_value = None
self.assertRaises(exception.VolumeDriverException,
self.driver.get_volume_stats)
def test_get_volume_stats_max_over_subscription_ratio(self):
result = self.driver.get_volume_stats()
# check the defaults defined in setUp
self.assertEqual(10.0, result['max_over_subscription_ratio'])
self.assertTrue(result['thin_provisioning_support'])
self.assertFalse(result['thick_provisioning_support'])
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume(self, *mocks):
self.driver.create_volume(test_volume)
def test_create_volume_pool_not_found(self):
self._system.pools.safe_get.return_value = None
self.assertRaises(exception.VolumeDriverException,
self.driver.create_volume, test_volume)
def test_create_volume_api_fail(self):
self._system.pools.safe_get.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_volume, test_volume)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume_metadata(self, *mocks):
self.driver.create_volume(test_volume)
self._validate_object_metadata(self._mock_volume, test_volume)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume_compression_enabled(self, *mocks):
self.configuration.infinidat_use_compression = True
self.driver.create_volume(test_volume)
self.assertTrue(
self._system.volumes.create.call_args[1]["compression_enabled"]
)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume_compression_not_enabled(self, *mocks):
self.configuration.infinidat_use_compression = False
self.driver.create_volume(test_volume)
self.assertFalse(
self._system.volumes.create.call_args[1]["compression_enabled"]
)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume_compression_not_available(self, *mocks):
self._system.compat.has_compression.return_value = False
self.driver.create_volume(test_volume)
self.assertNotIn(
"compression_enabled",
self._system.volumes.create.call_args[1]
)
def test_delete_volume(self):
self.driver.delete_volume(test_volume)
def test_delete_volume_doesnt_exist(self):
self._system.volumes.safe_get.return_value = None
# should not raise an exception
self.driver.delete_volume(test_volume)
def test_delete_volume_with_children(self):
self._mock_volume.has_children.return_value = True
self.assertRaises(exception.VolumeIsBusy,
self.driver.delete_volume, test_volume)
def test_extend_volume(self):
self.driver.extend_volume(test_volume, 2)
self._mock_volume.resize.assert_called_with(1 * units.Gi)
def test_extend_volume_api_fail(self):
self._mock_volume.resize.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.extend_volume, test_volume, 2)
def test_create_snapshot(self):
self.driver.create_snapshot(test_snapshot)
def test_create_snapshot_metadata(self):
self._mock_volume.create_snapshot.return_value = self._mock_volume
self.driver.create_snapshot(test_snapshot)
self._validate_object_metadata(self._mock_volume, test_snapshot)
def test_create_snapshot_volume_doesnt_exist(self):
self._system.volumes.safe_get.return_value = None
self.assertRaises(exception.InvalidVolume,
self.driver.create_snapshot, test_snapshot)
def test_create_snapshot_api_fail(self):
self._mock_volume.create_snapshot.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_snapshot, test_snapshot)
@mock.patch("cinder.volume.volume_utils.copy_volume")
@mock.patch("cinder.volume.volume_utils.brick_get_connector")
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume_from_snapshot(self, *mocks):
self.driver.create_volume_from_snapshot(test_clone, test_snapshot)
def test_create_volume_from_snapshot_doesnt_exist(self):
self._system.volumes.safe_get.return_value = None
self.assertRaises(exception.InvalidSnapshot,
self.driver.create_volume_from_snapshot,
test_clone, test_snapshot)
def test_create_volume_from_snapshot_create_fails(self):
self._mock_volume.create_snapshot.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_volume_from_snapshot,
test_clone, test_snapshot)
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_volume_from_snapshot_map_fails(self, *mocks):
self._mock_host.map_volume.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_volume_from_snapshot,
test_clone, test_snapshot)
@mock.patch("cinder.volume.volume_utils.copy_volume")
@mock.patch("cinder.volume.volume_utils.brick_get_connector")
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
def test_create_volume_from_snapshot_delete_clone_fails(self, *mocks):
self._mock_volume.delete.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_volume_from_snapshot,
test_clone, test_snapshot)
def test_delete_snapshot(self):
self.driver.delete_snapshot(test_snapshot)
def test_delete_snapshot_doesnt_exist(self):
self._system.volumes.safe_get.return_value = None
# should not raise an exception
self.driver.delete_snapshot(test_snapshot)
def test_delete_snapshot_api_fail(self):
self._mock_volume.safe_delete.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.delete_snapshot, test_snapshot)
@mock.patch("cinder.volume.volume_utils.copy_volume")
@mock.patch("cinder.volume.volume_utils.brick_get_connector")
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_cloned_volume(self, *mocks):
self.driver.create_cloned_volume(test_clone, test_volume)
def test_create_cloned_volume_volume_already_mapped(self):
mock_mapping = mock.Mock()
mock_mapping.get_volume.return_value = self._mock_volume
self._mock_volume.get_logical_units.return_value = [mock_mapping]
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_cloned_volume,
test_clone, test_volume)
def test_create_cloned_volume_create_fails(self):
self._system.volumes.create.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_cloned_volume,
test_clone, test_volume)
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_cloned_volume_map_fails(self, *mocks):
self._mock_host.map_volume.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_cloned_volume,
test_clone, test_volume)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_create_group(self, *mocks):
self.driver.create_group(None, test_group)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_create_group_metadata(self, *mocks):
self.driver.create_group(None, test_group)
self._validate_object_metadata(self._mock_group, test_group)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_create_group_twice(self, *mocks):
self.driver.create_group(None, test_group)
self.driver.create_group(None, test_group)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_create_group_api_fail(self, *mocks):
self._system.cons_groups.create.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_group,
None, test_group)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group(self, *mocks):
self.driver.delete_group(None, test_group, [test_volume])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group_doesnt_exist(self, *mocks):
self._system.cons_groups.safe_get.return_value = None
self.driver.delete_group(None, test_group, [test_volume])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group_api_fail(self, *mocks):
self._mock_group.safe_delete.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.delete_group,
None, test_group, [test_volume])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_update_group_add_and_remove(self, *mocks):
self.driver.update_group(None, test_group,
[test_volume], [test_volume])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_update_group_api_fail(self, *mocks):
self._mock_group.add_member.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.update_group,
None, test_group,
[test_volume], [test_volume])
@mock.patch("cinder.volume.volume_utils.copy_volume")
@mock.patch("cinder.volume.volume_utils.brick_get_connector")
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_group_from_src_snaps(self, *mocks):
self.driver.create_group_from_src(None, test_group, [test_volume],
test_snapgroup, [test_snapshot],
None, None)
@mock.patch("cinder.volume.volume_utils.copy_volume")
@mock.patch("cinder.volume.volume_utils.brick_get_connector")
@mock.patch("cinder.volume.volume_utils.brick_get_connector_properties",
return_value=test_connector)
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_create_group_from_src_vols(self, *mocks):
self.driver.create_group_from_src(None, test_group, [test_volume],
None, None,
test_group, [test_volume])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_create_group_snap(self, *mocks):
mock_snapgroup = mock.Mock()
mock_snapgroup.get_members.return_value = [self._mock_volume]
self._mock_volume.get_parent.return_value = self._mock_volume
self._mock_volume.get_name.return_value = ''
self._mock_group.create_snapshot.return_value = mock_snapgroup
self.driver.create_group_snapshot(None,
test_snapgroup,
[test_snapshot])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_create_group_snap_api_fail(self, *mocks):
self._mock_group.create_snapshot.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.create_group_snapshot, None,
test_snapgroup, [test_snapshot])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group_snap(self, *mocks):
self.driver.delete_group_snapshot(None,
test_snapgroup,
[test_snapshot])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group_snap_does_not_exist(self, *mocks):
self._system.cons_groups.safe_get.return_value = None
self.driver.delete_group_snapshot(None,
test_snapgroup,
[test_snapshot])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group_snap_invalid_group(self, *mocks):
self._mock_group.is_snapgroup.return_value = False
self.assertRaises(exception.InvalidGroupSnapshot,
self.driver.delete_group_snapshot,
None, test_snapgroup, [test_snapshot])
@mock.patch('cinder.volume.volume_utils.is_group_a_cg_snapshot_type',
return_value=True)
def test_delete_group_snap_api_fail(self, *mocks):
self._mock_group.safe_delete.side_effect = self._raise_infinisdk
self.assertRaises(exception.VolumeBackendAPIException,
self.driver.delete_group_snapshot,
None, test_snapgroup, [test_snapshot])
def test_terminate_connection_force_detach(self):
mock_infinidat_host = mock.Mock()
mock_infinidat_host.get_ports.return_value = [
self._wwn.WWN(TEST_WWN_1)]
mock_mapping = mock.Mock()
mock_mapping.get_host.return_value = mock_infinidat_host
self._mock_volume.get_logical_units.return_value = [mock_mapping]
# connector is None - force detach - detach all mappings
self.driver.terminate_connection(test_volume, None)
# make sure we actually detached the host mapping
self._mock_host.unmap_volume.assert_called_once()
self._mock_host.safe_delete.assert_called_once()
class InfiniboxDriverTestCaseFC(InfiniboxDriverTestCaseBase):
def test_initialize_connection_multiple_wwpns(self):
connector = {'wwpns': [TEST_WWN_1, TEST_WWN_2]}
result = self.driver.initialize_connection(test_volume, connector)
self.assertEqual(1, result["data"]["target_lun"])
def test_validate_connector(self):
fc_connector = {'wwpns': [TEST_WWN_1, TEST_WWN_2]}
iscsi_connector = {'initiator': TEST_IQN}
self.driver.validate_connector(fc_connector)
self.assertRaises(exception.InvalidConnectorException,
self.driver.validate_connector, iscsi_connector)
class InfiniboxDriverTestCaseISCSI(InfiniboxDriverTestCaseBase):
def setUp(self):
super(InfiniboxDriverTestCaseISCSI, self).setUp()
self.configuration.infinidat_storage_protocol = 'iscsi'
self.configuration.infinidat_iscsi_netspaces = ['netspace1']
self.configuration.use_chap_auth = False
self.driver.do_setup(None)
def test_setup_without_netspaces_configured(self):
self.configuration.infinidat_iscsi_netspaces = []
self.assertRaises(exception.VolumeDriverException,
self.driver.do_setup, None)
def _assert_plurals(self, result, expected_length):
self.assertEqual(expected_length, len(result['data']['target_luns']))
self.assertEqual(expected_length, len(result['data']['target_iqns']))
self.assertEqual(expected_length,
len(result['data']['target_portals']))
self.assertTrue(all(lun == 1 for lun in result['data']['target_luns']))
self.assertTrue(
all(iqn == test_connector['initiator'] for
iqn in result['data']['target_iqns']))
self.assertTrue(all(target_portal == TEST_TARGET_PORTAL for
target_portal in result['data']['target_portals']))
def test_initialize_connection(self):
result = self.driver.initialize_connection(test_volume, test_connector)
self.assertEqual(1, result['data']['target_lun'])
self._assert_plurals(result, 1)
def test_initialize_netspace_does_not_exist(self):
self._system.network_spaces.safe_get.return_value = None
self.assertRaises(exception.VolumeDriverException,
self.driver.initialize_connection,
test_volume, test_connector)
def test_initialize_netspace_has_no_ips(self):
self._mock_ns.get_ips.return_value = []
self.assertRaises(exception.VolumeDriverException,
self.driver.initialize_connection,
test_volume, test_connector)
def test_initialize_connection_with_chap(self):
self.configuration.use_chap_auth = True
result = self.driver.initialize_connection(test_volume, test_connector)
self.assertEqual(1, result['data']['target_lun'])
self.assertEqual('CHAP', result['data']['auth_method'])
self.assertIn('auth_username', result['data'])
self.assertIn('auth_password', result['data'])
def test_initialize_connection_multiple_netspaces(self):
self.configuration.infinidat_iscsi_netspaces = ['netspace1',
'netspace2']
result = self.driver.initialize_connection(test_volume, test_connector)
self.assertEqual(1, result['data']['target_lun'])
self._assert_plurals(result, 2)
def test_initialize_connection_plurals(self):
result = self.driver.initialize_connection(test_volume, test_connector)
self._assert_plurals(result, 1)
def test_terminate_connection(self):
self.driver.terminate_connection(test_volume, test_connector)
def test_validate_connector(self):
fc_connector = {'wwpns': [TEST_WWN_1, TEST_WWN_2]}
iscsi_connector = {'initiator': TEST_IQN}
self.driver.validate_connector(iscsi_connector)
self.assertRaises(exception.InvalidConnectorException,
self.driver.validate_connector, fc_connector)
class InfiniboxDriverTestCaseQoS(InfiniboxDriverTestCaseBase):
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_max_ipos(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'back-end',
'specs': {'maxIOPS': 1000,
'maxBWS': None}}}
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_called_once()
self._mock_qos_policy.assign_entity.assert_called_once()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_max_bws(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'back-end',
'specs': {'maxIOPS': None,
'maxBWS': 10000}}}
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_called_once()
self._mock_qos_policy.assign_entity.assert_called_once()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_no_compat(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'back-end',
'specs': {'maxIOPS': 1000,
'maxBWS': 10000}}}
self._system.compat.has_qos.return_value = False
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_not_called()
self._mock_qos_policy.assign_entity.assert_not_called()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_volume_type_id_none(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'back-end',
'specs': {'maxIOPS': 1000,
'maxBWS': 10000}}}
test_volume = mock.Mock(id=1, size=1, volume_type_id=None)
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_not_called()
self._mock_qos_policy.assign_entity.assert_not_called()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_no_specs(self, qos_specs):
qos_specs.return_value = {'qos_specs': None}
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_not_called()
self._mock_qos_policy.assign_entity.assert_not_called()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_front_end(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'front-end',
'specs': {'maxIOPS': 1000,
'maxBWS': 10000}}}
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_not_called()
self._mock_qos_policy.assign_entity.assert_not_called()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_specs_empty(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'back-end',
'specs': {'maxIOPS': None,
'maxBWS': None}}}
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_not_called()
self._mock_qos_policy.assign_entity.assert_not_called()
@mock.patch("cinder.volume.volume_types.get_volume_type_qos_specs")
def test_qos_policy_exists(self, qos_specs):
qos_specs.return_value = {'qos_specs': {'id': 'qos_name',
'consumer': 'back-end',
'specs': {'maxIOPS': 1000,
'maxBWS': 10000}}}
self._system.qos_policies.safe_get.return_value = self._mock_qos_policy
self.driver.create_volume(test_volume)
self._system.qos_policies.create.assert_not_called()
self._mock_qos_policy.assign_entity.assert_called()