class TestArrayMediatorXIV(unittest.TestCase):
@patch("controller.array_action.array_mediator_xiv.XIVArrayMediator._connect")
def setUp(self, connect):
self.fqdn = "fqdn"
self.mediator = XIVArrayMediator("user", "password", self.fqdn)
self.mediator.client = Mock()
def test_get_volume_return_correct_errors(self):
error_msg = "ex"
self.mediator.client.cmd.vol_list.side_effect = [Exception("ex")]
with self.assertRaises(Exception) as ex:
self.mediator.get_volume("some name")
self.assertTrue(error_msg in str(ex.exception))
def test_get_volume_return_correct_value(self):
vol = utils.get_mock_xiv_volume(10, "vol_name", "wwn")
ret = Mock()
ret.as_single_element = vol
self.mediator.client.cmd.vol_list.return_value = ret
res = self.mediator.get_volume("some name")
self.assertTrue(res.capacity_bytes == vol.capacity * 512)
self.assertTrue(res.capacity_bytes == vol.capacity * 512)
def test_get_volume_returns_illegal_object_name(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalNameForObjectError("", "vol", "")]
with self.assertRaises(array_errors.IllegalObjectName):
res = self.mediator.get_volume("vol")
def test_get_volume_returns_nothing(self):
ret = Mock()
ret.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = ret
with self.assertRaises(array_errors.VolumeNotFoundError):
res = self.mediator.get_volume("vol")
@patch("controller.array_action.array_mediator_xiv.XCLIClient")
def test_connect_errors(self, client):
client.connect_multiendpoint_ssl.return_value = Mock()
client.connect_multiendpoint_ssl.side_effect = [xcli_errors.CredentialsError("a", "b", "c")]
with self.assertRaises(array_errors.CredentialsError):
self.mediator._connect()
client.connect_multiendpoint_ssl.side_effect = [xcli_errors.XCLIError()]
with self.assertRaises(array_errors.CredentialsError) as ex:
self.mediator._connect()
@patch("controller.array_action.array_mediator_xiv.XCLIClient")
def test_close(self, client):
self.mediator.client.is_connected = lambda: True
self.mediator.disconnect()
self.mediator.client.close.assert_called_once_with()
self.mediator.client.is_connected = lambda: False
self.mediator.disconnect()
self.mediator.client.close.assert_called_once_with()
def test_create_volume_return_illegal_name_for_object(self):
self.mediator.client.cmd.vol_create.side_effect = [xcli_errors.IllegalNameForObjectError("", "vol", "")]
with self.assertRaises(array_errors.IllegalObjectName):
self.mediator.create_volume("vol", 10, [], "pool1")
def test_create_volume_return_volume_exists_error(self):
self.mediator.client.cmd.vol_create.side_effect = [xcli_errors.VolumeExistsError("", "vol", "")]
with self.assertRaises(array_errors.VolumeAlreadyExists):
self.mediator.create_volume("vol", 10, [], "pool1")
def test_create_volume_return_pool_does_not_exists_error(self):
self.mediator.client.cmd.vol_create.side_effect = [xcli_errors.PoolDoesNotExistError("", "pool", "")]
with self.assertRaises(array_errors.PoolDoesNotExist):
self.mediator.create_volume("vol", 10, [], "pool1")
@patch.object(XIVArrayMediator, "_generate_volume_response")
def test_create_volume__generate_volume_response_return_exception(self, response):
response.side_effect = Exception("err")
with self.assertRaises(Exception):
self.mediator.create_volume("vol", 10, [], "pool1")
def test_delete_volume_return_volume_not_found(self):
ret = Mock()
ret.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = ret
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.delete_volume("vol-wwn")
def test_delete_volume_return_bad_name_error(self):
self.mediator.client.cmd.vol_delete.side_effect = [xcli_errors.VolumeBadNameError("", "vol", "")]
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.delete_volume("vol-wwn")
def test_delete_volume_fails_on_permissions(self):
self.mediator.client.cmd.vol_delete.side_effect = [
xcli_errors.OperationForbiddenForUserCategoryError("", "vol", "")]
with self.assertRaises(array_errors.PermissionDeniedError):
self.mediator.delete_volume("vol-wwn")
def test_delete_volume_succeeds(self):
self.mediator.client.cmd.vol_delete = Mock()
self.mediator.delete_volume("vol-wwn")
def test_property(self):
self.assertEqual(XIVArrayMediator.port, 7778)
def test_get_host_by_identifiers_returns_host_not_found(self):
iqn = "iqn"
wwns = ['wwn1', 'wwn2']
host1 = utils.get_mock_xiv_host("host1", "iqn1", "")
host2 = utils.get_mock_xiv_host("host2", "iqn1", "")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "")
ret = Mock()
ret.as_list = [host1, host2, host3]
self.mediator.client.cmd.host_list.return_value = ret
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
def test_get_host_by_identifiers_returns_host_not_found_when_no_hosts_exist(self):
iqn = "iqn"
ret = Mock()
ret.as_list = []
self.mediator.client.cmd.host_list.return_value = ret
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator.get_host_by_host_identifiers(Initiators(iqn,[]))
def test_get_host_by_iscsi_identifiers_succeeds(self):
iqn = "iqn1"
wwns = []
right_host = "host1"
host1 = utils.get_mock_xiv_host(right_host, "iqn1,iqn4", "")
host2 = utils.get_mock_xiv_host("host2", "iqn2", "")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "")
host4 = utils.get_mock_xiv_host("host4", "iqn3", "")
ret = Mock()
ret.as_list = [host1, host2, host3, host4]
self.mediator.client.cmd.host_list.return_value = ret
host, connectivity_type = self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [ISCSI_CONNECTIVITY_TYPE])
def test_get_host_by_fc_identifiers_succeeds(self):
iqn = "iqn5"
wwns = ["wwn2", "wwn5"]
right_host = "host2"
host1 = utils.get_mock_xiv_host("host1", "iqn1", "wwn1")
host2 = utils.get_mock_xiv_host(right_host, "iqn2", "wwn2")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "wwn3")
host4 = utils.get_mock_xiv_host("host4", "iqn3", "wwn4")
ret = Mock()
ret.as_list = [host1, host2, host3, host4]
self.mediator.client.cmd.host_list.return_value = ret
host, connectivity_type = self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [FC_CONNECTIVITY_TYPE])
def test_get_host_by_iscsi_and_fc_identifiers_succeeds(self):
iqn = "iqn2"
wwns = ["wwn2", "wwn5"]
right_host = "host2"
host1 = utils.get_mock_xiv_host("host1", "iqn1", "wwn1")
host2 = utils.get_mock_xiv_host(right_host, "iqn2", "wwn2")
host3 = utils.get_mock_xiv_host("host3", "iqn3", "wwn3")
host4 = utils.get_mock_xiv_host("host4", "iqn4", "wwn4")
ret = Mock()
ret.as_list = [host1, host2, host3, host4]
self.mediator.client.cmd.host_list.return_value = ret
host, connectivity_type = self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [FC_CONNECTIVITY_TYPE, ISCSI_CONNECTIVITY_TYPE])
def test_get_volume_mappings_empty_mapping_list(self):
# host3 = utils.get_mock_xiv_mapping(2, "host1")
ret = Mock()
ret.as_list = []
self.mediator.client.cmd.vol_mapping_list.return_value = ret
mappings = self.mediator.get_volume_mappings("vol")
self.assertEqual(mappings, {})
def test_get_volume_mappings_success(self):
host1 = "host1"
host2 = "host2"
map1 = utils.get_mock_xiv_vol_mapping(2, host1)
map2 = utils.get_mock_xiv_vol_mapping(3, host2)
ret = Mock()
ret.as_list = [map1, map2]
self.mediator.client.cmd.vol_mapping_list.return_value = ret
mappings = self.mediator.get_volume_mappings("vol")
self.assertEqual(mappings, {host1: 2, host2: 3})
def test_get_volume_mappings_on_volume_not_found(self):
vol = Mock()
vol.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = vol
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.get_volume_mappings("vol")
def test_get_next_available_lun_raises_host_bad_name(self):
# mapping = get_mock_xiv_host_mapping(1)
self.mediator.client.cmd.mapping_list.side_effect = [xcli_errors.HostBadNameError("", "host", "")]
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator._get_next_available_lun("host")
def test_get_next_available_with_no_host_mappings(self):
res = Mock()
res.as_list = []
self.mediator.client.cmd.mapping_list.return_value = res
lun = self.mediator._get_next_available_lun("host")
self.assertTrue(lun <= self.mediator.MAX_LUN_NUMBER)
self.assertTrue(lun >= self.mediator.MIN_LUN_NUMBER)
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_get_next_available_lun_success(self):
mapping1 = utils.get_mock_xiv_host_mapping(1)
mapping2 = utils.get_mock_xiv_host_mapping(3)
res = Mock()
res.as_list = [mapping1, mapping2]
self.mediator.client.cmd.mapping_list.return_value = res
lun = self.mediator._get_next_available_lun("host")
self.assertEqual(lun, 2)
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_get_next_available_lun_no_available_lun(self):
mapping1 = utils.get_mock_xiv_host_mapping(1)
mapping2 = utils.get_mock_xiv_host_mapping(3)
mapping3 = utils.get_mock_xiv_host_mapping(2)
res = Mock()
res.as_list = [mapping1, mapping2, mapping3]
self.mediator.client.cmd.mapping_list.return_value = res
with self.assertRaises(array_errors.NoAvailableLunError):
self.mediator._get_next_available_lun("host")
def test_map_volume_vol_bot_found(self):
vol = Mock()
vol.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = vol
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.map_volume("vol", "host")
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_map_volume_no_availabe_lun(self):
mapping1 = utils.get_mock_xiv_host_mapping(1)
mapping2 = utils.get_mock_xiv_host_mapping(3)
mapping3 = utils.get_mock_xiv_host_mapping(2)
res = Mock()
res.as_list = [mapping1, mapping2, mapping3]
self.mediator.client.cmd.mapping_list.return_value = res
with self.assertRaises(array_errors.NoAvailableLunError):
self.mediator.map_volume("vol", "host")
@patch.object(XIVArrayMediator, "_get_next_available_lun")
def map_volume_with_error(self, xcli_err, status, returned_err, get_next_lun):
self.mediator.client.cmd.map_vol.side_effect = [xcli_err("", status, "")]
with self.assertRaises(returned_err):
self.mediator.map_volume("vol", "host")
def test_map_volume_operation_forbidden(self):
self.map_volume_with_error(xcli_errors.OperationForbiddenForUserCategoryError, "",
array_errors.PermissionDeniedError)
def test_map_volume_volume_bad_name(self):
self.map_volume_with_error(xcli_errors.VolumeBadNameError, "",
array_errors.VolumeNotFoundError)
def test_map_volume_host_bad_name(self):
self.map_volume_with_error(xcli_errors.HostBadNameError, "",
array_errors.HostNotFoundError)
def test_map_volume_command_runtime_lun_in_use_error(self):
self.map_volume_with_error(xcli_errors.CommandFailedRuntimeError, "LUN is already in use 3",
array_errors.LunAlreadyInUseError)
def test_map_volume_other_command_runtime_error(self):
self.map_volume_with_error(xcli_errors.CommandFailedRuntimeError, "",
array_errors.MappingError)
@patch.object(XIVArrayMediator, "_get_next_available_lun")
def test_map_volume_success(self, next_lun):
next_lun.return_value = 5
self.mediator.client.cmd.map_vol.return_value = None
lun = self.mediator.map_volume("vol", "host")
self.assertEqual(lun, '5')
def test_unmap_volume_volume_not_found(self):
vol = Mock()
vol.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = vol
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.unmap_volume("vol", "host")
def unmap_volume_with_error(self, xcli_err, status, returned_err):
self.mediator.client.cmd.unmap_vol.side_effect = [xcli_err("", status, "")]
with self.assertRaises(returned_err):
self.mediator.unmap_volume("vol", "host")
def test_unmap_volume_vol_not_found(self):
self.unmap_volume_with_error(xcli_errors.VolumeBadNameError, "", array_errors.VolumeNotFoundError)
def test_unmap_volume_host_not_found(self):
self.unmap_volume_with_error(xcli_errors.HostBadNameError, "", array_errors.HostNotFoundError)
def test_unmap_volume_operation_forbidden(self):
self.unmap_volume_with_error(xcli_errors.OperationForbiddenForUserCategoryError, "",
array_errors.PermissionDeniedError)
def test_unmap_volume_command_runtime_mapping_not_defined(self):
self.unmap_volume_with_error(xcli_errors.CommandFailedRuntimeError, "The requested mapping is not defined",
array_errors.VolumeAlreadyUnmappedError)
def test_unmap_volume_command_runtime_other_error(self):
self.unmap_volume_with_error(xcli_errors.CommandFailedRuntimeError, "", array_errors.UnMappingError)
def test_unmap_volume_success(self):
self.mediator.client.cmd.unmap_vol.return_value = None
self.mediator.unmap_volume("vol", "host")
class TestArrayMediatorXIV(unittest.TestCase):
def setUp(self):
self.fqdn = "fqdn"
with patch("controller.array_action.array_mediator_xiv.XIVArrayMediator._connect"):
self.mediator = XIVArrayMediator("user", "password", self.fqdn)
self.mediator.client = Mock()
self.required_bytes = 2000
def test_get_volume_raise_correct_errors(self):
error_msg = "ex"
self.mediator.client.cmd.vol_list.side_effect = [Exception("ex")]
with self.assertRaises(Exception) as ex:
self.mediator.get_volume("some name")
self.assertIn(error_msg, str(ex.exception))
def test_get_volume_return_correct_value(self):
volume = utils.get_mock_xiv_volume(10, "volume_name", "wwn")
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=volume)
res = self.mediator.get_volume("some name")
self.assertEqual(res.capacity_bytes, volume.capacity * 512)
self.assertEqual(res.capacity_bytes, volume.capacity * 512)
def test_get_volume_raise_illegal_object_name(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalNameForObjectError("", "volume", "")]
with self.assertRaises(array_errors.IllegalObjectName):
self.mediator.get_volume("volume")
def test_get_volume_returns_nothing(self):
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.get_volume("volume")
@patch("controller.array_action.array_mediator_xiv.XCLIClient")
def test_connect_errors(self, client):
client.connect_multiendpoint_ssl.return_value = Mock()
client.connect_multiendpoint_ssl.side_effect = [xcli_errors.CredentialsError("a", "b", "c")]
with self.assertRaises(array_errors.CredentialsError):
self.mediator._connect()
client.connect_multiendpoint_ssl.side_effect = [xcli_errors.XCLIError()]
with self.assertRaises(array_errors.CredentialsError):
self.mediator._connect()
def test_close(self):
self.mediator.client.is_connected = lambda: True
self.mediator.disconnect()
self.mediator.client.close.assert_called_once_with()
self.mediator.client.is_connected = lambda: False
self.mediator.disconnect()
self.mediator.client.close.assert_called_once_with()
@staticmethod
def _get_cli_volume():
return Munch({
'wwn': '123',
'name': 'mock_volume',
'pool_name': 'fake_pool',
'capacity': '512'})
def _test_create_volume_with_space_efficiency_success(self, space_efficiency):
self.mediator.client.cmd.vol_create = Mock()
self.mediator.client.cmd.vol_create.return_value = Mock(as_single_element=self._get_cli_volume())
volume = self.mediator.create_volume("mock_volume", 512, space_efficiency, "fake_pool")
self.mediator.client.cmd.vol_create.assert_called_once_with(vol='mock_volume', size_blocks=1,
pool='fake_pool')
self.assertEqual(volume.name, "mock_volume")
def test_create_volume_success(self):
self._test_create_volume_with_space_efficiency_success(None)
def test_create_volume_with_empty_space_efficiency_success(self):
self._test_create_volume_with_space_efficiency_success("")
def test_create_volume_raise_illegal_name_for_object(self):
self.mediator.client.cmd.vol_create.side_effect = [xcli_errors.IllegalNameForObjectError("", "volume", "")]
with self.assertRaises(array_errors.IllegalObjectName):
self.mediator.create_volume("volume", 10, None, "pool1")
def test_create_volume_raise_volume_exists_error(self):
self.mediator.client.cmd.vol_create.side_effect = [xcli_errors.VolumeExistsError("", "volume", "")]
with self.assertRaises(array_errors.VolumeAlreadyExists):
self.mediator.create_volume("volume", 10, None, "pool1")
def test_create_volume_raise_pool_does_not_exists_error(self):
self.mediator.client.cmd.vol_create.side_effect = [xcli_errors.PoolDoesNotExistError("", "pool", "")]
with self.assertRaises(array_errors.PoolDoesNotExist):
self.mediator.create_volume("volume", 10, None, "pool1")
def test_create_volume_raise_no_space_error(self):
self.mediator.client.cmd.vol_create.side_effect = [
xcli_errors.CommandFailedRuntimeError("", "No space to allocate to the volume", "")]
with self.assertRaises(array_errors.NotEnoughSpaceInPool):
self.mediator.create_volume("volume", 10, None, "pool1")
@patch.object(XIVArrayMediator, "_generate_volume_response")
def test_create_volume__generate_volume_response_raise_exception(self, response):
response.side_effect = Exception("err")
with self.assertRaises(Exception):
self.mediator.create_volume("volume", 10, None, "pool1")
def test_copy_to_existing_volume_from_snapshot_succeeds_with_resize(self):
volume_name = "volume"
src_snapshot_name = "snapshot"
src_snapshot_capacity_in_bytes = 500
min_volume_size_in_bytes = 1000
self.mediator.client.cmd.vol_format = Mock()
self.mediator.client.cmd.vol_copy = Mock()
self.mediator.client.cmd.vol_resize = Mock()
self.mediator.copy_to_existing_volume_from_source(volume_name, src_snapshot_name,
src_snapshot_capacity_in_bytes, min_volume_size_in_bytes)
volume_size_in_blocks = 1
self.mediator.client.cmd.vol_format.assert_called_once_with(vol=volume_name)
self.mediator.client.cmd.vol_copy.assert_called_once_with(vol_src=src_snapshot_name, vol_trg=volume_name)
self.mediator.client.cmd.vol_resize.assert_called_once_with(vol=volume_name,
size_blocks=volume_size_in_blocks)
def test_copy_to_existing_volume_from_snapshot_succeeds_without_resize(self):
volume_name = "volume"
src_snapshot_name = "snapshot"
src_snapshot_capacity_in_bytes = 1000
min_volume_size_in_bytes = 500
self.mediator.client.cmd.vol_format = Mock()
self.mediator.client.cmd.vol_copy = Mock()
self.mediator.client.cmd.vol_resize = Mock()
self.mediator.copy_to_existing_volume_from_source(volume_name, src_snapshot_name,
src_snapshot_capacity_in_bytes, min_volume_size_in_bytes)
self.mediator.client.cmd.vol_format.assert_called_once_with(vol=volume_name)
self.mediator.client.cmd.vol_copy.assert_called_once_with(vol_src=src_snapshot_name, vol_trg=volume_name)
self.mediator.client.cmd.vol_resize.assert_not_called()
def test_copy_to_existing_volume_from_snapshot_failed_illegal_name(self):
self._test_copy_to_existing_volume_from_snapshot_error(xcli_errors.IllegalNameForObjectError("", "", ""),
array_errors.IllegalObjectName)
def test_copy_to_existing_volume_from_snapshot_failed_volume_not_found(self):
self._test_copy_to_existing_volume_from_snapshot_error(xcli_errors.VolumeBadNameError("", "", ""),
array_errors.ObjectNotFoundError)
def test_copy_to_existing_volume_from_snapshot_failed_snapshot_not_found(self):
self._test_copy_to_existing_volume_from_snapshot_error(xcli_errors.SourceVolumeBadNameError("", "", ""),
array_errors.ObjectNotFoundError)
def test_copy_to_existing_volume_from_snapshot_failed_permission_denied(self):
self._test_copy_to_existing_volume_from_snapshot_error(
xcli_errors.OperationForbiddenForUserCategoryError("", "", ""),
array_errors.PermissionDeniedError)
def _test_copy_to_existing_volume_from_snapshot_error(self, xcli_exception, expected_array_exception):
self.mediator.client.cmd.vol_copy.side_effect = [xcli_exception]
with self.assertRaises(expected_array_exception):
self.mediator.copy_to_existing_volume_from_source("volume", "snapshot", 0, 0)
def test_delete_volume_return_volume_not_found(self):
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.delete_volume("volume-wwn")
def _prepare_delete_volume_with_no_snapshots(self):
self.mediator.client.cmd.snapshot_list.return_value = Mock(as_list=[])
def test_delete_volume_raise_object_not_found(self):
self._prepare_delete_volume_with_no_snapshots()
self.mediator.client.cmd.vol_delete.side_effect = [xcli_errors.VolumeBadNameError("", "volume", "")]
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.delete_volume("volume-wwn")
def test_delete_volume_raise_illegal_object_id(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("", "volume-wwn", "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.delete_volume("volume-wwn")
def test_delete_volume_fails_on_permissions(self):
self._prepare_delete_volume_with_no_snapshots()
self.mediator.client.cmd.vol_delete.side_effect = [
xcli_errors.OperationForbiddenForUserCategoryError("", "volume", "")]
with self.assertRaises(array_errors.PermissionDeniedError):
self.mediator.delete_volume("volume-wwn")
def test_delete_volume_with_snapshot(self):
snapshot_name = "snapshot"
snapshot_volume_name = "snapshot_volume"
xcli_snapshot = self._get_single_snapshot_result_mock(snapshot_name, snapshot_volume_name)
self.mediator.client.cmd.snapshot_list.return_value = Mock(as_list=[xcli_snapshot])
with self.assertRaises(array_errors.ObjectIsStillInUseError):
self.mediator.delete_volume("volume-wwn")
def test_delete_volume_succeeds(self):
self._prepare_delete_volume_with_no_snapshots()
self.mediator.client.cmd.vol_delete = Mock()
self.mediator.delete_volume("volume-wwn")
def test_get_snapshot_return_correct_value(self):
snapshot_name = "snapshot"
snapshot_volume_name = "snapshot_volume"
snapshot_volume_wwn = "123456789"
xcli_snapshot = self._get_single_snapshot_result_mock(snapshot_name, snapshot_volume_name)
self.mediator.client.cmd.vol_list.return_value = xcli_snapshot
res = self.mediator.get_snapshot(snapshot_volume_wwn, snapshot_name)
self.assertEqual(res.name, snapshot_name)
self.assertEqual(res.source_volume_id, snapshot_volume_wwn)
def test_get_snapshot_same_name_volume_exists_error(self):
snapshot_name = "snapshot"
snapshot_volume_name = ""
snapshot_volume_wwn = "123456789"
xcli_snapshot = self._get_single_snapshot_result_mock(snapshot_name, snapshot_volume_name)
self.mediator.client.cmd.vol_list.return_value = xcli_snapshot
with self.assertRaises(array_errors.ExpectedSnapshotButFoundVolumeError):
self.mediator.get_snapshot(snapshot_volume_wwn, snapshot_name)
def test_get_snapshot_raise_illegal_object_name(self):
snapshot_name = "snapshot"
snapshot_volume_wwn = "123456789"
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalNameForObjectError("", snapshot_name, "")]
with self.assertRaises(array_errors.IllegalObjectName):
self.mediator.get_snapshot(snapshot_volume_wwn, snapshot_name)
def test_create_snapshot_succeeds(self):
snapshot_name = "snapshot"
snapshot_volume_wwn = "123456789"
snapshot_volume_name = "snapshot_volume"
size_in_blocks_string = "10"
size_in_bytes = int(size_in_blocks_string) * XIVArrayMediator.BLOCK_SIZE_IN_BYTES
xcli_snapshot = self._get_single_snapshot_result_mock(snapshot_name, snapshot_volume_name,
snapshot_capacity=size_in_blocks_string)
self.mediator.client.cmd.snapshot_create.return_value = xcli_snapshot
res = self.mediator.create_snapshot(snapshot_volume_wwn, snapshot_name)
self.assertEqual(res.name, snapshot_name)
self.assertEqual(res.source_volume_id, snapshot_volume_wwn)
self.assertEqual(res.capacity_bytes, size_in_bytes)
self.assertEqual(res.capacity_bytes, size_in_bytes)
def test_create_snapshot_raise_snapshot_source_pool_mismatch(self):
snapshot_name = "snapshot"
snapshot_volume_wwn = "123456789"
xcli_volume = self._get_cli_volume()
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=xcli_volume)
with self.assertRaises(array_errors.SnapshotSourcePoolMismatch):
self.mediator.create_snapshot(snapshot_volume_wwn, snapshot_name, "different_pool")
def test_create_snapshot_raise_illegal_name_for_object(self):
self._test_create_snapshot_error(xcli_errors.IllegalNameForObjectError, array_errors.IllegalObjectName)
def test_create_snapshot_raise_snapshot_exists_error(self):
self._test_create_snapshot_error(xcli_errors.VolumeExistsError, array_errors.SnapshotAlreadyExists)
def test_create_snapshot_raise_volume_does_not_exists_error(self):
self._test_create_snapshot_error(xcli_errors.VolumeBadNameError, array_errors.ObjectNotFoundError)
def test_create_snapshot_raise_permission_error(self):
self._test_create_snapshot_error(xcli_errors.OperationForbiddenForUserCategoryError,
array_errors.PermissionDeniedError)
def test_create_snapshot_raise_illegal_object_id(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("",
"snapshot-wwn", "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.create_snapshot("volume_id", "snapshot", "pool1")
@patch.object(XIVArrayMediator, "_generate_snapshot_response")
def test_create_snapshot_generate_snapshot_response_raise_exception(self, response):
response.side_effect = Exception("err")
with self.assertRaises(Exception):
self.mediator.create_snapshot("volume_id", "snapshot", "pool1")
def _test_create_snapshot_error(self, xcli_exception, expected_exception):
self.mediator.client.cmd.snapshot_create.side_effect = [xcli_exception("", "snapshot", "")]
with self.assertRaises(expected_exception):
self.mediator.create_snapshot("volume_id", "snapshot", None)
def _get_single_snapshot_result_mock(self, snapshot_name, snapshot_volume_name, snapshot_capacity="17"):
snapshot_wwn = "1235678"
snapshot_volume_wwn = "123456789"
mock_snapshot = utils.get_mock_xiv_snapshot(snapshot_capacity, snapshot_name, snapshot_wwn,
snapshot_volume_name, snapshot_volume_wwn)
return Mock(as_single_element=mock_snapshot)
def test_delete_snapshot_return_volume_not_found(self):
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.delete_snapshot("snapshot-wwn")
def test_delete_snapshot_raise_bad_name_error(self):
self.mediator.client.cmd.snapshot_delete.side_effect = [xcli_errors.VolumeBadNameError("", "snapshot", "")]
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.delete_snapshot("snapshot-wwn")
def test_delete_snapshot_raise_illegal_object_id(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("",
"snapshot-wwn", "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.delete_snapshot("snapshot-wwn")
def test_delete_snapshot_fails_on_permissions(self):
self.mediator.client.cmd.snapshot_delete.side_effect = [
xcli_errors.OperationForbiddenForUserCategoryError("", "snapshot", "")]
with self.assertRaises(array_errors.PermissionDeniedError):
self.mediator.delete_snapshot("snapshot-wwn")
def test_delete_snapshot_succeeds(self):
self.mediator.client.cmd.snapshot_delete = Mock()
self.mediator.delete_snapshot("snapshot-wwn")
def test_get_object_by_id_return_correct_snapshot(self):
snapshot_name = "snapshot"
snapshot_volume_name = "snapshot_volume"
snapshot_volume_wwn = "123456789"
xcli_snapshot = self._get_single_snapshot_result_mock(snapshot_name, snapshot_volume_name)
self.mediator.client.cmd.vol_list.return_value = xcli_snapshot
res = self.mediator.get_object_by_id("1235678", "snapshot")
self.assertEqual(res.name, snapshot_name)
self.assertEqual(res.source_volume_id, snapshot_volume_wwn)
def test_get_object_by_id_return_correct_volume(self):
volume_name = "volume_name"
volume_wwn = "wwn"
volume = utils.get_mock_xiv_volume(10, volume_name, volume_wwn)
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=volume)
res = self.mediator.get_object_by_id(volume_wwn, "volume")
self.assertEqual(res.name, volume_name)
def test_get_object_by_id_same_name_volume_exists_error(self):
snapshot_name = "snapshot"
snapshot_volume_name = None
xcli_snapshot = self._get_single_snapshot_result_mock(snapshot_name, snapshot_volume_name)
self.mediator.client.cmd.vol_list.return_value = xcli_snapshot
with self.assertRaises(array_errors.ExpectedSnapshotButFoundVolumeError):
self.mediator.get_object_by_id("1235678", "snapshot")
def test_get_object_by_id_raise_illegal_object_id(self):
snapshot_wwn = "snapshot-wwn"
self.mediator.client.cmd.vol_list.side_effect = [
xcli_errors.IllegalValueForArgumentError("", snapshot_wwn, "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.get_object_by_id(snapshot_wwn, "snapshot")
def test_get_object_by_id_returns_none(self):
snapshot_wwn = "snapshot-wwn"
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
returned_value = self.mediator.get_object_by_id(snapshot_wwn, "snapshot")
self.assertEqual(returned_value, None)
def test_property(self):
self.assertEqual(XIVArrayMediator.port, 7778)
def test_get_host_by_identifiers_returns_host_not_found(self):
iqn = "iqn"
wwns = ['wwn1', 'wwn2']
host1 = utils.get_mock_xiv_host("host1", "iqn1", "")
host2 = utils.get_mock_xiv_host("host2", "iqn1", "")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "")
self.mediator.client.cmd.host_list.return_value = Mock(as_list=[host1, host2, host3])
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
def test_get_host_by_identifiers_returns_host_not_found_when_no_hosts_exist(self):
iqn = "iqn"
self.mediator.client.cmd.host_list.return_value = Mock(as_list=[])
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator.get_host_by_host_identifiers(Initiators(iqn, []))
def test_get_host_by_iscsi_identifiers_succeeds(self):
iqn = "iqn1"
wwns = []
right_host = "host1"
host1 = utils.get_mock_xiv_host(right_host, "iqn1,iqn4", "")
host2 = utils.get_mock_xiv_host("host2", "iqn2", "")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "")
host4 = utils.get_mock_xiv_host("host4", "iqn3", "")
self.mediator.client.cmd.host_list.return_value = Mock(as_list=[host1, host2, host3, host4])
host, connectivity_type = self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [ISCSI_CONNECTIVITY_TYPE])
def test_get_host_by_fc_identifiers_succeeds(self):
iqn = "iqn5"
wwns = ["wwn2", "wwn5"]
right_host = "host2"
host1 = utils.get_mock_xiv_host("host1", "iqn1", "wwn1")
host2 = utils.get_mock_xiv_host(right_host, "iqn2", "wwn2")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "wwn3")
host4 = utils.get_mock_xiv_host("host4", "iqn3", "wwn4")
self.mediator.client.cmd.host_list.return_value = Mock(as_list=[host1, host2, host3, host4])
host, connectivity_type = self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [FC_CONNECTIVITY_TYPE])
def test_get_host_by_iscsi_and_fc_identifiers_succeeds(self):
iqn = "iqn2"
wwns = ["wwn2", "wwn5"]
right_host = "host2"
host1 = utils.get_mock_xiv_host("host1", "iqn1", "wwn1")
host2 = utils.get_mock_xiv_host(right_host, "iqn2", "wwn2")
host3 = utils.get_mock_xiv_host("host3", "iqn3", "wwn3")
host4 = utils.get_mock_xiv_host("host4", "iqn4", "wwn4")
self.mediator.client.cmd.host_list.return_value = Mock(as_list=[host1, host2, host3, host4])
host, connectivity_type = self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [FC_CONNECTIVITY_TYPE, ISCSI_CONNECTIVITY_TYPE])
def test_get_volume_mappings_empty_mapping_list(self):
# host3 = utils.get_mock_xiv_mapping(2, "host1")
self.mediator.client.cmd.vol_mapping_list.return_value = Mock(as_list=[])
mappings = self.mediator.get_volume_mappings("volume")
self.assertEqual(mappings, {})
def test_get_volume_mappings_success(self):
host1 = "host1"
host2 = "host2"
map1 = utils.get_mock_xiv_vol_mapping(2, host1)
map2 = utils.get_mock_xiv_vol_mapping(3, host2)
self.mediator.client.cmd.vol_mapping_list.return_value = Mock(as_list=[map1, map2])
mappings = self.mediator.get_volume_mappings("volume")
self.assertEqual(mappings, {host1: 2, host2: 3})
def test_get_volume_mappings_on_volume_not_found(self):
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.get_volume_mappings("volume")
def test_get_volume_mappings_raise_illegal_object_id(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("", "volume-wwn", "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.get_volume_mappings("volume-wwn")
def test_get_next_available_lun_raises_host_bad_name(self):
# mapping = get_mock_xiv_host_mapping(1)
self.mediator.client.cmd.mapping_list.side_effect = [xcli_errors.HostBadNameError("", "host", "")]
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator._get_next_available_lun("host")
def test_get_next_available_lun_with_no_host_mappings(self):
self.mediator.client.cmd.mapping_list.return_value = Mock(as_list=[])
lun = self.mediator._get_next_available_lun("host")
self.assertTrue(lun <= self.mediator.MAX_LUN_NUMBER)
self.assertTrue(lun >= self.mediator.MIN_LUN_NUMBER)
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_get_next_available_lun_success(self):
mapping1 = utils.get_mock_xiv_host_mapping("1")
mapping2 = utils.get_mock_xiv_host_mapping("3")
self.mediator.client.cmd.mapping_list.return_value = Mock(as_list=[mapping1, mapping2])
lun = self.mediator._get_next_available_lun("host")
self.assertEqual(lun, 2)
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_get_next_available_lun_no_available_lun(self):
mapping1 = utils.get_mock_xiv_host_mapping("1")
mapping2 = utils.get_mock_xiv_host_mapping("3")
mapping3 = utils.get_mock_xiv_host_mapping("2")
self.mediator.client.cmd.mapping_list.return_value = Mock(as_list=[mapping1, mapping2, mapping3])
with self.assertRaises(array_errors.NoAvailableLunError):
self.mediator._get_next_available_lun("host")
def test_map_volume_volume_not_found(self):
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.map_volume("volume-wwn", "host")
def test_map_volume_raise_illegal_object_id(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("", "volume-wwn", "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.map_volume("volume-wwn", "host")
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_map_volume_no_availabe_lun(self):
mapping1 = utils.get_mock_xiv_host_mapping("1")
mapping2 = utils.get_mock_xiv_host_mapping("3")
mapping3 = utils.get_mock_xiv_host_mapping("2")
self.mediator.client.cmd.mapping_list.return_value = Mock(as_list=[mapping1, mapping2, mapping3])
with self.assertRaises(array_errors.NoAvailableLunError):
self.mediator.map_volume("volume-wwn", "host")
def map_volume_with_error(self, xcli_err, status, returned_err):
self.mediator.client.cmd.map_vol.side_effect = [xcli_err("", status, "")]
with patch.object(XIVArrayMediator, "_get_next_available_lun"):
with self.assertRaises(returned_err):
self.mediator.map_volume("volume-wwn", "host")
def test_map_volume_operation_forbidden(self):
self.map_volume_with_error(xcli_errors.OperationForbiddenForUserCategoryError, "",
array_errors.PermissionDeniedError)
def test_map_volume_volume_bad_name(self):
self.map_volume_with_error(xcli_errors.VolumeBadNameError, "",
array_errors.ObjectNotFoundError)
def test_map_volume_host_bad_name(self):
self.map_volume_with_error(xcli_errors.HostBadNameError, "",
array_errors.HostNotFoundError)
def test_map_volume_command_runtime_lun_in_use_error(self):
self.map_volume_with_error(xcli_errors.CommandFailedRuntimeError, "LUN is already in use 3",
array_errors.LunAlreadyInUseError)
def test_map_volume_other_command_runtime_error(self):
self.map_volume_with_error(xcli_errors.CommandFailedRuntimeError, "",
array_errors.MappingError)
@patch.object(XIVArrayMediator, "_get_next_available_lun")
def test_map_volume_success(self, next_lun):
next_lun.return_value = 5
self.mediator.client.cmd.map_vol.return_value = None
lun = self.mediator.map_volume("volume-wwn", "host")
self.assertEqual(lun, '5')
def test_unmap_volume_no_volume_raise_object_not_found(self):
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(array_errors.ObjectNotFoundError):
self.mediator.unmap_volume("volume-wwn", "host")
def test_unmap_volume_raise_illegal_object_id(self):
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("", "volume-wwn", "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.unmap_volume("volume-wwn", "host")
def unmap_volume_with_error(self, xcli_err, status, returned_err):
self.mediator.client.cmd.unmap_vol.side_effect = [xcli_err("", status, "")]
with self.assertRaises(returned_err):
self.mediator.unmap_volume("volume-wwn", "host")
def test_unmap_volume_volume_not_found_error(self):
self.unmap_volume_with_error(xcli_errors.VolumeBadNameError, "", array_errors.ObjectNotFoundError)
def test_unmap_volume_host_not_found(self):
self.unmap_volume_with_error(xcli_errors.HostBadNameError, "", array_errors.HostNotFoundError)
def test_unmap_volume_operation_forbidden(self):
self.unmap_volume_with_error(xcli_errors.OperationForbiddenForUserCategoryError, "",
array_errors.PermissionDeniedError)
def test_unmap_volume_command_runtime_mapping_not_defined(self):
self.unmap_volume_with_error(xcli_errors.CommandFailedRuntimeError, "The requested mapping is not defined",
array_errors.VolumeAlreadyUnmappedError)
def test_unmap_volume_command_runtime_other_error(self):
self.unmap_volume_with_error(xcli_errors.CommandFailedRuntimeError, "", array_errors.UnmappingError)
def test_unmap_volume_success(self):
self.mediator.client.cmd.unmap_vol.return_value = None
self.mediator.unmap_volume("volume-wwn", "host")
def test_get_iscsi_targets_by_iqn_fail(self):
self.mediator.client.cmd.config_get.return_value = Mock(as_list=[])
self.mediator.client.cmd.ipinterface_list.return_value = []
with self.assertRaises(Exception):
self.mediator.get_iscsi_targets_by_iqn()
def test_get_iscsi_targets_by_iqn_success(self):
config_param = utils.get_mock_xiv_config_param(name="iscsi_name", value="iqn1")
self.mediator.client.cmd.config_get.return_value = Mock(as_list=[config_param])
ip_interface = utils.get_mock_xiv_ip_interface("iSCSI", address="1.2.3.4")
ip_interface6 = utils.get_mock_xiv_ip_interface("iSCSI", address6="::1")
self.mediator.client.cmd.ipinterface_list.return_value = [ip_interface, ip_interface6]
targets_by_iqn = self.mediator.get_iscsi_targets_by_iqn()
self.assertEqual(targets_by_iqn, {"iqn1": ["1.2.3.4", "[::1]"]})
def _prepare_mocks_for_expand_volume(self):
volume = utils.get_mock_xiv_volume(size="1", name="volume_name", wwn="volume_id")
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=volume)
return volume
def test_expand_volume_succeed(self):
volume = self._prepare_mocks_for_expand_volume()
required_size_in_blocks = 3
self.mediator.expand_volume(volume_id=volume.wwn, required_bytes=self.required_bytes)
self.mediator.client.cmd.vol_resize.assert_called_once_with(vol=volume.name,
size_blocks=required_size_in_blocks)
def test_expand_vol_list_return_none(self):
volume = self._prepare_mocks_for_expand_volume()
self.mediator.client.cmd.vol_list.return_value = Mock(as_single_element=None)
with self.assertRaises(expected_exception=array_errors.ObjectNotFoundError):
self.mediator.expand_volume(volume_id=volume.wwn, required_bytes=self.required_bytes)
def _expand_volume_vol_resize_errors(self, returned_error, expected_exception):
volume = self._prepare_mocks_for_expand_volume()
self.mediator.client.cmd.vol_resize.side_effect = [returned_error]
with self.assertRaises(expected_exception=expected_exception):
self.mediator.expand_volume(volume_id=volume.wwn, required_bytes=self.required_bytes)
def test_expand_volume_illegal_object_id_error(self):
volume = self._prepare_mocks_for_expand_volume()
self.mediator.client.cmd.vol_list.side_effect = [xcli_errors.IllegalValueForArgumentError("", volume.wwn, "")]
with self.assertRaises(array_errors.IllegalObjectID):
self.mediator.expand_volume(volume_id=volume.wwn, required_bytes=self.required_bytes)
def test_expand_volume_not_found_error(self):
self._expand_volume_vol_resize_errors(returned_error=xcli_errors.VolumeBadNameError("", "", ""),
expected_exception=array_errors.ObjectNotFoundError)
def test_expand_volume_not_enough_space_error(self):
self._expand_volume_vol_resize_errors(
returned_error=xcli_errors.CommandFailedRuntimeError("", "No space to allocate to the volume", ""),
expected_exception=array_errors.NotEnoughSpaceInPool)
class TestArrayMediatorXIV(unittest.TestCase):
@patch(
"controller.array_action.array_mediator_xiv.XIVArrayMediator._connect")
def setUp(self, connect):
self.fqdn = "fqdn"
self.mediator = XIVArrayMediator("user", "password", self.fqdn)
self.mediator.client = Mock()
def test_get_volume_return_correct_errors(self):
error_msg = "ex"
self.mediator.client.cmd.vol_list.side_effect = [Exception("ex")]
with self.assertRaises(Exception) as ex:
self.mediator.get_volume("some name")
self.assertTrue(error_msg in str(ex.exception))
def test_get_volume_return_correct_value(self):
vol = utils.get_mock_xiv_volume(10, "vol_name", "wwn")
ret = Mock()
ret.as_single_element = vol
self.mediator.client.cmd.vol_list.return_value = ret
res = self.mediator.get_volume("some name")
self.assertTrue(res.capacity_bytes == vol.capacity * 512)
self.assertTrue(res.capacity_bytes == vol.capacity * 512)
def test_get_volume_returns_illegal_object_name(self):
self.mediator.client.cmd.vol_list.side_effect = [
xcli_errors.IllegalNameForObjectError("", "vol", "")
]
with self.assertRaises(array_errors.IllegalObjectName):
res = self.mediator.get_volume("vol")
def test_get_volume_returns_nothing(self):
ret = Mock()
ret.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = ret
with self.assertRaises(array_errors.VolumeNotFoundError):
res = self.mediator.get_volume("vol")
@patch("controller.array_action.array_mediator_xiv.XCLIClient")
def test_connect_errors(self, client):
client.connect_multiendpoint_ssl.return_value = Mock()
client.connect_multiendpoint_ssl.side_effect = [
xcli_errors.CredentialsError("a", "b", "c")
]
with self.assertRaises(array_errors.CredentialsError):
self.mediator._connect()
client.connect_multiendpoint_ssl.side_effect = [
xcli_errors.XCLIError()
]
with self.assertRaises(array_errors.CredentialsError) as ex:
self.mediator._connect()
@patch("controller.array_action.array_mediator_xiv.XCLIClient")
def test_close(self, client):
self.mediator.client.is_connected = lambda: True
self.mediator.disconnect()
self.mediator.client.close.assert_called_once_with()
self.mediator.client.is_connected = lambda: False
self.mediator.disconnect()
self.mediator.client.close.assert_called_once_with()
def test_create_volume_return_illegal_name_for_object(self):
self.mediator.client.cmd.vol_create.side_effect = [
xcli_errors.IllegalNameForObjectError("", "vol", "")
]
with self.assertRaises(array_errors.IllegalObjectName):
self.mediator.create_volume("vol", 10, [], "pool1")
def test_create_volume_return_volume_exists_error(self):
self.mediator.client.cmd.vol_create.side_effect = [
xcli_errors.VolumeExistsError("", "vol", "")
]
with self.assertRaises(array_errors.VolumeAlreadyExists):
self.mediator.create_volume("vol", 10, [], "pool1")
def test_create_volume_return_pool_does_not_exists_error(self):
self.mediator.client.cmd.vol_create.side_effect = [
xcli_errors.PoolDoesNotExistError("", "pool", "")
]
with self.assertRaises(array_errors.PoolDoesNotExist):
self.mediator.create_volume("vol", 10, [], "pool1")
@patch.object(XIVArrayMediator, "_generate_volume_response")
def test_create_volume__generate_volume_response_raise_exception(
self, response):
response.side_effect = Exception("err")
with self.assertRaises(Exception):
self.mediator.create_volume("vol", 10, [], "pool1")
def test_copy_to_existing_volume_from_snapshot_succeeds_with_resize(self):
vol_name = "vol"
src_snap_name = "snap"
src_snap_capacity_in_bytes = 500
min_vol_size_in_bytes = 1000
self.mediator.client.cmd.vol_format = Mock()
self.mediator.client.cmd.vol_copy = Mock()
self.mediator.client.cmd.vol_resize = Mock()
self.mediator.copy_to_existing_volume_from_snapshot(
vol_name, src_snap_name, src_snap_capacity_in_bytes,
min_vol_size_in_bytes)
vol_size_in_blocks = int(
self.mediator._convert_size_bytes_to_blocks(min_vol_size_in_bytes))
self.mediator.client.cmd.vol_format.assert_called_once_with(
vol=vol_name)
self.mediator.client.cmd.vol_copy.assert_called_once_with(
vol_src=src_snap_name, vol_trg=vol_name)
self.mediator.client.cmd.vol_resize.assert_called_once_with(
vol=vol_name, size_blocks=vol_size_in_blocks)
def test_copy_to_existing_volume_from_snapshot_succeeds_without_resize(
self):
vol_name = "vol"
src_snap_name = "snap"
src_snap_capacity_in_bytes = 1000
min_vol_size_in_bytes = 500
self.mediator.client.cmd.vol_format = Mock()
self.mediator.client.cmd.vol_copy = Mock()
self.mediator.client.cmd.vol_resize = Mock()
self.mediator.copy_to_existing_volume_from_snapshot(
vol_name, src_snap_name, src_snap_capacity_in_bytes,
min_vol_size_in_bytes)
self.mediator.client.cmd.vol_format.assert_called_once_with(
vol=vol_name)
self.mediator.client.cmd.vol_copy.assert_called_once_with(
vol_src=src_snap_name, vol_trg=vol_name)
self.mediator.client.cmd.vol_resize.assert_not_called()
def test_copy_to_existing_volume_from_snapshot_failed_illegal_name(self):
self._test_copy_to_existing_volume_from_snapshot_error(
xcli_errors.IllegalNameForObjectError("", "", ""),
array_errors.IllegalObjectName)
def test_copy_to_existing_volume_from_snapshot_failed_volume_not_dound(
self):
self._test_copy_to_existing_volume_from_snapshot_error(
xcli_errors.VolumeBadNameError("", "", ""),
array_errors.VolumeNotFoundError)
def test_copy_to_existing_volume_from_snapshot_failed_snapshot_not_fpund(
self):
self._test_copy_to_existing_volume_from_snapshot_error(
xcli_errors.SourceVolumeBadNameError("", "", ""),
array_errors.SnapshotNotFoundError)
def test_copy_to_existing_volume_from_snapshot_failed_volume_not_fpund(
self):
self._test_copy_to_existing_volume_from_snapshot_error(
xcli_errors.TargetVolumeBadNameError("", "", ""),
array_errors.VolumeNotFoundError)
def test_copy_to_existing_volume_from_snapshot_failed_permission_denied(
self):
self._test_copy_to_existing_volume_from_snapshot_error(
xcli_errors.OperationForbiddenForUserCategoryError("", "", ""),
array_errors.PermissionDeniedError)
def _test_copy_to_existing_volume_from_snapshot_error(
self, xcli_exception, expected_array_exception):
self.mediator.client.cmd.vol_copy.side_effect = [xcli_exception]
with self.assertRaises(expected_array_exception):
self.mediator.copy_to_existing_volume_from_snapshot(
"vol", "snap", 0, 0)
def test_delete_volume_return_volume_not_found(self):
ret = Mock()
ret.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = ret
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.delete_volume("vol-wwn")
def test_delete_volume_return_bad_name_error(self):
self.mediator.client.cmd.vol_delete.side_effect = [
xcli_errors.VolumeBadNameError("", "vol", "")
]
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.delete_volume("vol-wwn")
def test_delete_volume_fails_on_permissions(self):
self.mediator.client.cmd.vol_delete.side_effect = [
xcli_errors.OperationForbiddenForUserCategoryError("", "vol", "")
]
with self.assertRaises(array_errors.PermissionDeniedError):
self.mediator.delete_volume("vol-wwn")
def test_delete_volume_succeeds(self):
self.mediator.client.cmd.vol_delete = Mock()
self.mediator.delete_volume("vol-wwn")
def test_get_snapshot_return_correct_value(self):
snap_name = "snap"
snap_vol_name = "snap_vol"
xcli_snap = self._get_single_snapshot_result_mock(
snap_name, snap_vol_name)
self.mediator.client.cmd.vol_list.return_value = xcli_snap
res = self.mediator.get_snapshot(snap_name)
self.assertTrue(res.snapshot_name == snap_name)
self.assertTrue(res.volume_name == snap_vol_name)
def test_get_snapshot_same_name_vol_exists_error(self):
snap_name = "snap"
snap_vol_name = ""
xcli_snap = self._get_single_snapshot_result_mock(
snap_name, snap_vol_name)
self.mediator.client.cmd.vol_list.return_value = xcli_snap
with self.assertRaises(array_errors.SnapshotNameBelongsToVolumeError):
self.mediator.get_snapshot(snap_name)
def test_get_snapshot_returns_illegal_object_name(self):
snap_name = "snap"
self.mediator.client.cmd.vol_list.side_effect = [
xcli_errors.IllegalNameForObjectError("", snap_name, "")
]
with self.assertRaises(array_errors.IllegalObjectName):
self.mediator.get_snapshot(snap_name)
def test_create_snapshot_succeeds(self):
snap_name = "snap"
snap_vol_name = "snap_vol"
size_in_blocks_string = "10"
size_in_bytes = int(
size_in_blocks_string) * XIVArrayMediator.BLOCK_SIZE_IN_BYTES
xcli_snap = self._get_single_snapshot_result_mock(
snap_name, snap_vol_name, snap_capacity=size_in_blocks_string)
self.mediator.client.cmd.snapshot_create.return_value = xcli_snap
res = self.mediator.create_snapshot(snap_name, snap_vol_name)
self.assertTrue(res.snapshot_name == snap_name)
self.assertTrue(res.volume_name == snap_vol_name)
self.assertTrue(res.capacity_bytes == size_in_bytes)
self.assertTrue(res.capacity_bytes == size_in_bytes)
def test_create_snapshot_return_illegal_name_for_object(self):
self._test_create_snapshot_error(xcli_errors.IllegalNameForObjectError,
array_errors.IllegalObjectName)
def test_create_snapshot_return_snapshot_exists_error(self):
self._test_create_snapshot_error(xcli_errors.VolumeExistsError,
array_errors.SnapshotAlreadyExists)
def test_create_snapshot_return_volume_does_not_exists_error(self):
self._test_create_snapshot_error(xcli_errors.VolumeBadNameError,
array_errors.VolumeNotFoundError)
def test_create_snapshot_return_permission_error(self):
self._test_create_snapshot_error(
xcli_errors.OperationForbiddenForUserCategoryError,
array_errors.PermissionDeniedError)
@patch.object(XIVArrayMediator, "_generate_snapshot_response")
def test_create_snapshot_generate_snapshot_response_raise_exception(
self, response):
response.side_effect = Exception("err")
with self.assertRaises(Exception):
self.mediator.create_snapshot("snap", "vol")
def _test_create_snapshot_error(self, xcli_exception, expected_exception):
self.mediator.client.cmd.snapshot_create.side_effect = [
xcli_exception("", "snap", "")
]
with self.assertRaises(expected_exception):
self.mediator.create_snapshot("snap", "vol")
def _get_single_snapshot_result_mock(self,
snap_name,
snap_vol_name,
snap_capacity="17"):
snap_wwn = "1235678"
xcli_snap = Mock()
xcli_snap.as_single_element = utils.get_mock_xiv_snapshot(
snap_capacity, snap_name, snap_wwn, snap_vol_name)
return xcli_snap
def test_delete_snapshot_return_volume_not_found(self):
ret = Mock()
ret.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = ret
with self.assertRaises(array_errors.SnapshotNotFoundError):
self.mediator.delete_snapshot("snap-wwn")
def test_delete_snapshot_return_bad_name_error(self):
self.mediator.client.cmd.snapshot_delete.side_effect = [
xcli_errors.VolumeBadNameError("", "snap", "")
]
with self.assertRaises(array_errors.SnapshotNotFoundError):
self.mediator.delete_snapshot("snap-wwn")
def test_delete_snapshot_fails_on_permissions(self):
self.mediator.client.cmd.snapshot_delete.side_effect = [
xcli_errors.OperationForbiddenForUserCategoryError("", "snap", "")
]
with self.assertRaises(array_errors.PermissionDeniedError):
self.mediator.delete_snapshot("snap-wwn")
def test_delete_snapshot_succeeds(self):
self.mediator.client.cmd.snapshot_delete = Mock()
self.mediator.delete_snapshot("snap-wwn")
def test_property(self):
self.assertEqual(XIVArrayMediator.port, 7778)
def test_get_host_by_identifiers_returns_host_not_found(self):
iqn = "iqn"
wwns = ['wwn1', 'wwn2']
host1 = utils.get_mock_xiv_host("host1", "iqn1", "")
host2 = utils.get_mock_xiv_host("host2", "iqn1", "")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "")
ret = Mock()
ret.as_list = [host1, host2, host3]
self.mediator.client.cmd.host_list.return_value = ret
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator.get_host_by_host_identifiers(Initiators(iqn, wwns))
def test_get_host_by_identifiers_returns_host_not_found_when_no_hosts_exist(
self):
iqn = "iqn"
ret = Mock()
ret.as_list = []
self.mediator.client.cmd.host_list.return_value = ret
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator.get_host_by_host_identifiers(Initiators(iqn, []))
def test_get_host_by_iscsi_identifiers_succeeds(self):
iqn = "iqn1"
wwns = []
right_host = "host1"
host1 = utils.get_mock_xiv_host(right_host, "iqn1,iqn4", "")
host2 = utils.get_mock_xiv_host("host2", "iqn2", "")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "")
host4 = utils.get_mock_xiv_host("host4", "iqn3", "")
ret = Mock()
ret.as_list = [host1, host2, host3, host4]
self.mediator.client.cmd.host_list.return_value = ret
host, connectivity_type = self.mediator.get_host_by_host_identifiers(
Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [ISCSI_CONNECTIVITY_TYPE])
def test_get_host_by_fc_identifiers_succeeds(self):
iqn = "iqn5"
wwns = ["wwn2", "wwn5"]
right_host = "host2"
host1 = utils.get_mock_xiv_host("host1", "iqn1", "wwn1")
host2 = utils.get_mock_xiv_host(right_host, "iqn2", "wwn2")
host3 = utils.get_mock_xiv_host("host3", "iqn2", "wwn3")
host4 = utils.get_mock_xiv_host("host4", "iqn3", "wwn4")
ret = Mock()
ret.as_list = [host1, host2, host3, host4]
self.mediator.client.cmd.host_list.return_value = ret
host, connectivity_type = self.mediator.get_host_by_host_identifiers(
Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type, [FC_CONNECTIVITY_TYPE])
def test_get_host_by_iscsi_and_fc_identifiers_succeeds(self):
iqn = "iqn2"
wwns = ["wwn2", "wwn5"]
right_host = "host2"
host1 = utils.get_mock_xiv_host("host1", "iqn1", "wwn1")
host2 = utils.get_mock_xiv_host(right_host, "iqn2", "wwn2")
host3 = utils.get_mock_xiv_host("host3", "iqn3", "wwn3")
host4 = utils.get_mock_xiv_host("host4", "iqn4", "wwn4")
ret = Mock()
ret.as_list = [host1, host2, host3, host4]
self.mediator.client.cmd.host_list.return_value = ret
host, connectivity_type = self.mediator.get_host_by_host_identifiers(
Initiators(iqn, wwns))
self.assertEqual(host, right_host)
self.assertEqual(connectivity_type,
[FC_CONNECTIVITY_TYPE, ISCSI_CONNECTIVITY_TYPE])
def test_get_volume_mappings_empty_mapping_list(self):
# host3 = utils.get_mock_xiv_mapping(2, "host1")
ret = Mock()
ret.as_list = []
self.mediator.client.cmd.vol_mapping_list.return_value = ret
mappings = self.mediator.get_volume_mappings("vol")
self.assertEqual(mappings, {})
def test_get_volume_mappings_success(self):
host1 = "host1"
host2 = "host2"
map1 = utils.get_mock_xiv_vol_mapping(2, host1)
map2 = utils.get_mock_xiv_vol_mapping(3, host2)
ret = Mock()
ret.as_list = [map1, map2]
self.mediator.client.cmd.vol_mapping_list.return_value = ret
mappings = self.mediator.get_volume_mappings("vol")
self.assertEqual(mappings, {host1: 2, host2: 3})
def test_get_volume_mappings_on_volume_not_found(self):
vol = Mock()
vol.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = vol
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.get_volume_mappings("vol")
def test_get_next_available_lun_raises_host_bad_name(self):
# mapping = get_mock_xiv_host_mapping(1)
self.mediator.client.cmd.mapping_list.side_effect = [
xcli_errors.HostBadNameError("", "host", "")
]
with self.assertRaises(array_errors.HostNotFoundError):
self.mediator._get_next_available_lun("host")
def test_get_next_available_with_no_host_mappings(self):
res = Mock()
res.as_list = []
self.mediator.client.cmd.mapping_list.return_value = res
lun = self.mediator._get_next_available_lun("host")
self.assertTrue(lun <= self.mediator.MAX_LUN_NUMBER)
self.assertTrue(lun >= self.mediator.MIN_LUN_NUMBER)
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_get_next_available_lun_success(self):
mapping1 = utils.get_mock_xiv_host_mapping(1)
mapping2 = utils.get_mock_xiv_host_mapping(3)
res = Mock()
res.as_list = [mapping1, mapping2]
self.mediator.client.cmd.mapping_list.return_value = res
lun = self.mediator._get_next_available_lun("host")
self.assertEqual(lun, 2)
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_get_next_available_lun_no_available_lun(self):
mapping1 = utils.get_mock_xiv_host_mapping(1)
mapping2 = utils.get_mock_xiv_host_mapping(3)
mapping3 = utils.get_mock_xiv_host_mapping(2)
res = Mock()
res.as_list = [mapping1, mapping2, mapping3]
self.mediator.client.cmd.mapping_list.return_value = res
with self.assertRaises(array_errors.NoAvailableLunError):
self.mediator._get_next_available_lun("host")
def test_map_volume_vol_bot_found(self):
vol = Mock()
vol.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = vol
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.map_volume("vol", "host")
@patch.object(XIVArrayMediator, "MAX_LUN_NUMBER", 3)
@patch.object(XIVArrayMediator, "MIN_LUN_NUMBER", 1)
def test_map_volume_no_availabe_lun(self):
mapping1 = utils.get_mock_xiv_host_mapping(1)
mapping2 = utils.get_mock_xiv_host_mapping(3)
mapping3 = utils.get_mock_xiv_host_mapping(2)
res = Mock()
res.as_list = [mapping1, mapping2, mapping3]
self.mediator.client.cmd.mapping_list.return_value = res
with self.assertRaises(array_errors.NoAvailableLunError):
self.mediator.map_volume("vol", "host")
@patch.object(XIVArrayMediator, "_get_next_available_lun")
def map_volume_with_error(self, xcli_err, status, returned_err,
get_next_lun):
self.mediator.client.cmd.map_vol.side_effect = [
xcli_err("", status, "")
]
with self.assertRaises(returned_err):
self.mediator.map_volume("vol", "host")
def test_map_volume_operation_forbidden(self):
self.map_volume_with_error(
xcli_errors.OperationForbiddenForUserCategoryError, "",
array_errors.PermissionDeniedError)
def test_map_volume_volume_bad_name(self):
self.map_volume_with_error(xcli_errors.VolumeBadNameError, "",
array_errors.VolumeNotFoundError)
def test_map_volume_host_bad_name(self):
self.map_volume_with_error(xcli_errors.HostBadNameError, "",
array_errors.HostNotFoundError)
def test_map_volume_command_runtime_lun_in_use_error(self):
self.map_volume_with_error(xcli_errors.CommandFailedRuntimeError,
"LUN is already in use 3",
array_errors.LunAlreadyInUseError)
def test_map_volume_other_command_runtime_error(self):
self.map_volume_with_error(xcli_errors.CommandFailedRuntimeError, "",
array_errors.MappingError)
@patch.object(XIVArrayMediator, "_get_next_available_lun")
def test_map_volume_success(self, next_lun):
next_lun.return_value = 5
self.mediator.client.cmd.map_vol.return_value = None
lun = self.mediator.map_volume("vol", "host")
self.assertEqual(lun, '5')
def test_unmap_volume_volume_not_found(self):
vol = Mock()
vol.as_single_element = None
self.mediator.client.cmd.vol_list.return_value = vol
with self.assertRaises(array_errors.VolumeNotFoundError):
self.mediator.unmap_volume("vol", "host")
def unmap_volume_with_error(self, xcli_err, status, returned_err):
self.mediator.client.cmd.unmap_vol.side_effect = [
xcli_err("", status, "")
]
with self.assertRaises(returned_err):
self.mediator.unmap_volume("vol", "host")
def test_unmap_volume_vol_not_found(self):
self.unmap_volume_with_error(xcli_errors.VolumeBadNameError, "",
array_errors.VolumeNotFoundError)
def test_unmap_volume_host_not_found(self):
self.unmap_volume_with_error(xcli_errors.HostBadNameError, "",
array_errors.HostNotFoundError)
def test_unmap_volume_operation_forbidden(self):
self.unmap_volume_with_error(
xcli_errors.OperationForbiddenForUserCategoryError, "",
array_errors.PermissionDeniedError)
def test_unmap_volume_command_runtime_mapping_not_defined(self):
self.unmap_volume_with_error(xcli_errors.CommandFailedRuntimeError,
"The requested mapping is not defined",
array_errors.VolumeAlreadyUnmappedError)
def test_unmap_volume_command_runtime_other_error(self):
self.unmap_volume_with_error(xcli_errors.CommandFailedRuntimeError, "",
array_errors.UnMappingError)
def test_unmap_volume_success(self):
self.mediator.client.cmd.unmap_vol.return_value = None
self.mediator.unmap_volume("vol", "host")
def test_get_iscsi_targets_by_iqn_fail(self):
self.mediator.client.cmd.config_get.return_value = Mock(as_list=[])
self.mediator.client.cmd.ipinterface_list.return_value = []
with self.assertRaises(Exception):
self.mediator.get_iscsi_targets_by_iqn()
def test_get_iscsi_targets_by_iqn_success(self):
config_param = utils.get_mock_xiv_config_param(name="iscsi_name",
value="iqn1")
self.mediator.client.cmd.config_get.return_value = Mock(
as_list=[config_param])
ip_interface = utils.get_mock_xiv_ip_interface("iSCSI",
address="1.2.3.4")
ip_interface6 = utils.get_mock_xiv_ip_interface("iSCSI",
address6="::1")
self.mediator.client.cmd.ipinterface_list.return_value = [
ip_interface, ip_interface6
]
targets_by_iqn = self.mediator.get_iscsi_targets_by_iqn()
self.assertEqual(targets_by_iqn, {"iqn1": ["1.2.3.4", "[::1]"]})