def test_create_snapshot_metadata_update_failure_generates_user_message(
self, fake_notify, fake_init, fake_msg_create):
manager = vol_manager.VolumeManager()
fake_driver = mock.MagicMock()
fake_driver.create_snapshot.return_value = False
manager.driver = fake_driver
fake_vol_ref = mock.MagicMock()
fake_vol_ref.bootable.return_value = True
fake_db = mock.MagicMock()
fake_db.volume_get.return_value = fake_vol_ref
fake_exp = exception.CinderException()
fake_db.volume_glance_metadata_copy_to_snapshot.side_effect = fake_exp
manager.db = fake_db
fake_snapshot = mock.MagicMock(id='86')
fake_context = mock.MagicMock()
fake_context.elevated.return_value = fake_context
self.assertRaises(exception.CinderException, manager.create_snapshot,
fake_context, fake_snapshot)
# make sure a user message was generated
fake_msg_create.assert_called_once_with(
fake_context,
action=message_field.Action.SNAPSHOT_CREATE,
resource_type=message_field.Resource.VOLUME_SNAPSHOT,
resource_uuid=fake_snapshot['id'],
exception=fake_exp,
detail=message_field.Detail.SNAPSHOT_UPDATE_METADATA_FAILED)
def test_cache_configs(self, mock_import_object):
opts = {
'image_volume_cache_enabled': True,
'image_volume_cache_max_size_gb': 100,
'image_volume_cache_max_count': 20
}
def conf_get(option):
if option in opts:
return opts[option]
else:
return None
mock_driver = mock.Mock()
mock_driver.configuration.safe_get.side_effect = conf_get
mock_driver.configuration.extra_capabilities = 'null'
def import_obj(*args, **kwargs):
return mock_driver
mock_import_object.side_effect = import_obj
manager = vol_manager.VolumeManager(volume_driver=mock_driver)
self.assertIsNotNone(manager)
self.assertIsNotNone(manager.image_volume_cache)
self.assertEqual(100, manager.image_volume_cache.max_cache_size_gb)
self.assertEqual(20, manager.image_volume_cache.max_cache_size_count)
def test_init_host_with_rpc_clustered_replication(self):
# These are not OVOs but ORM instances
cluster = utils.create_cluster(self.context)
service = utils.create_service(self.context,
{'cluster_name': cluster.name,
'binary': cluster.binary})
self.assertNotEqual(fields.ReplicationStatus.ENABLED,
cluster.replication_status)
self.assertNotEqual(fields.ReplicationStatus.ENABLED,
service.replication_status)
vol_manager = manager.VolumeManager(
'cinder.tests.fake_driver.FakeHAReplicatedLoggingVolumeDriver',
host=service.host, cluster=cluster.name)
vol_manager.driver = mock.Mock()
vol_manager.driver.get_volume_stats.return_value = {
'replication_enabled': True
}
vol_manager.init_host_with_rpc()
cluster_ovo = objects.Cluster.get_by_id(self.context, cluster.id)
service_ovo = objects.Service.get_by_id(self.context, service.id)
self.assertEqual(fields.ReplicationStatus.ENABLED,
cluster_ovo.replication_status)
self.assertEqual(fields.ReplicationStatus.ENABLED,
service_ovo.replication_status)
def test_delete_snapshot_general_exception_generates_user_message(
self, fake_notify, fake_init, fake_msg_create):
manager = vol_manager.VolumeManager()
fake_snapshot = mock.MagicMock(id='0', project_id='1')
fake_context = mock.MagicMock()
fake_context.elevated.return_value = fake_context
class LocalException(Exception):
pass
fake_exp = LocalException()
# yeah, this isn't where it would be coming from in real life,
# but it saves mocking out a bunch more stuff
fake_init.side_effect = fake_exp
self.assertRaises(LocalException, manager.delete_snapshot,
fake_context, fake_snapshot)
# make sure a user message was generated
fake_msg_create.assert_called_once_with(
fake_context,
action=message_field.Action.SNAPSHOT_DELETE,
resource_type=message_field.Resource.VOLUME_SNAPSHOT,
resource_uuid=fake_snapshot['id'],
exception=fake_exp,
detail=message_field.Detail.SNAPSHOT_DELETE_ERROR)
def setUp(self,
enforce_scope=False,
enforce_new_defaults=False,
*args,
**kwargs):
super().setUp(enforce_scope, enforce_new_defaults, *args, **kwargs)
self.controller = group_snapshots.GroupSnapshotsController()
self.manager = volume_manager.VolumeManager()
self.api_path = '/v3/%s/group_snapshots' % (self.project_id)
self.api_version = mv.GROUP_GROUPSNAPSHOT_PROJECT_ID
def setUp(self, enforce_scope=False, enforce_new_defaults=False,
*args, **kwargs):
super().setUp(enforce_scope, enforce_new_defaults, *args, **kwargs)
self.controller = attachments.AttachmentsController()
self.manager = volume_manager.VolumeManager()
self.manager.driver = mock.MagicMock()
self.manager.driver.initialize_connection = mock.MagicMock()
self.manager.driver.initialize_connection.side_effect = (
self._initialize_connection)
self.api_path = '/v3/%s/attachments' % (self.project_id)
self.api_version = mv.NEW_ATTACH
def test_extra_capabilities(self):
# Test valid extra_capabilities.
fake_capabilities = {'key1': 1, 'key2': 2}
with mock.patch.object(jsonutils, 'loads') as mock_loads:
mock_loads.return_value = fake_capabilities
manager = vol_manager.VolumeManager()
manager.stats = {'pools': {}}
manager.driver.set_initialized()
manager.publish_service_capabilities(self.context)
self.assertTrue(mock_loads.called)
volume_stats = manager.last_capabilities
self.assertEqual(fake_capabilities['key1'], volume_stats['key1'])
self.assertEqual(fake_capabilities['key2'], volume_stats['key2'])
def test_delete_snapshot_when_busy_generates_user_message(
self, fake_notify, fake_init, fake_msg_create):
manager = vol_manager.VolumeManager()
fake_snapshot = mock.MagicMock(id='0', project_id='1')
fake_context = mock.MagicMock()
fake_context.elevated.return_value = fake_context
fake_exp = exception.SnapshotIsBusy(snapshot_name='Fred')
fake_init.side_effect = fake_exp
manager.delete_snapshot(fake_context, fake_snapshot)
# make sure a user message was generated
fake_msg_create.assert_called_once_with(
fake_context,
action=message_field.Action.SNAPSHOT_DELETE,
resource_type=message_field.Resource.VOLUME_SNAPSHOT,
resource_uuid=fake_snapshot['id'],
exception=fake_exp)
def test_attach_volume_local(self, mock_api):
manager = vol_manager.VolumeManager()
mock_initialize = self.mock_object(manager, 'initialize_connection')
mock_connect = self.mock_object(manager, '_connect_device')
ctxt = mock.sentinel.context
vol = fake_volume.fake_volume_obj(ctxt)
result = manager._attach_volume(ctxt,
vol,
mock.sentinel.properties,
remote=False)
mock_api.assert_not_called()
mock_initialize.assert_called_once_with(ctxt, vol,
mock.sentinel.properties)
mock_connect.assert_called_once_with(mock_initialize.return_value)
self.assertEqual(mock_connect.return_value, result)
def test_create_snapshot_driver_not_initialized_generates_user_message(
self, fake_notify, fake_init, fake_msg_create):
manager = vol_manager.VolumeManager()
fake_init.side_effect = exception.CinderException()
fake_snapshot = mock.MagicMock(id='22')
fake_context = mock.MagicMock()
fake_context.elevated.return_value = fake_context
ex = self.assertRaises(exception.CinderException,
manager.create_snapshot, fake_context,
fake_snapshot)
# make sure a user message was generated
fake_msg_create.assert_called_once_with(
fake_context,
action=message_field.Action.SNAPSHOT_CREATE,
resource_type=message_field.Resource.VOLUME_SNAPSHOT,
resource_uuid=fake_snapshot['id'],
exception=ex,
detail=message_field.Detail.SNAPSHOT_CREATE_ERROR)
def test_attach_volume_fail_decrypt(self, mock_api, mock_is_encrypted,
mock_attach_encryptor):
mock_initialize = mock_api.return_value.initialize_connection
manager = vol_manager.VolumeManager()
mock_detach = self.mock_object(manager, '_detach_volume')
mock_connect = self.mock_object(manager, '_connect_device')
mock_db = self.mock_object(manager.db,
'volume_encryption_metadata_get')
mock_attach_encryptor.side_effect = ValueError
ctxt = mock.Mock()
vol = fake_volume.fake_volume_obj(ctxt)
self.assertRaises(ValueError,
manager._attach_volume,
ctxt,
vol,
mock.sentinel.properties,
mock.sentinel.remote,
attach_encryptor=True)
mock_initialize.assert_called_once_with(ctxt, vol,
mock.sentinel.properties)
mock_connect.assert_called_once_with(mock_initialize.return_value)
mock_is_encrypted.assert_called_once_with(ctxt, vol.volume_type_id)
mock_db.assert_called_once_with(ctxt.elevated.return_value, vol.id)
mock_attach_encryptor.assert_called_once_with(
ctxt, mock_connect.return_value, mock_db.return_value)
mock_detach.assert_called_once_with(ctxt,
mock_connect.return_value,
vol,
mock.sentinel.properties,
force=True,
remote=mock.sentinel.remote)
def test_attach_volume_fail_connect(self, mock_api):
mock_initialize = mock_api.return_value.initialize_connection
manager = vol_manager.VolumeManager()
mock_detach = self.mock_object(manager, '_detach_volume')
mock_connect = self.mock_object(manager,
'_connect_device',
side_effect=ValueError)
ctxt = mock.sentinel.context
vol = fake_volume.fake_volume_obj(ctxt)
self.assertRaises(ValueError, manager._attach_volume, ctxt, vol,
mock.sentinel.properties, mock.sentinel.remote)
mock_initialize.assert_called_once_with(ctxt, vol,
mock.sentinel.properties)
mock_connect.assert_called_once_with(mock_initialize.return_value)
mock_detach.assert_called_once_with(ctxt,
None,
vol,
mock.sentinel.properties,
force=True,
remote=mock.sentinel.remote)
def test_parse_connection_options_cacheable(self, mock_get_qos,
mock_get_extra_specs):
ctxt = mock.Mock()
manager = vol_manager.VolumeManager()
vol = fake_volume.fake_volume_obj(ctxt)
vol.volume_type_id = fake.VOLUME_TYPE_ID
# no 'cacheable' set by driver, should be extra spec
conn_info = {"data": {}}
mock_get_extra_specs.return_value = '<is> True'
manager._parse_connection_options(ctxt, vol, conn_info)
self.assertIn('cacheable', conn_info['data'])
self.assertIs(conn_info['data']['cacheable'], True)
# driver sets 'cacheable' False, should override extra spec
conn_info = {"data": {"cacheable": False}}
mock_get_extra_specs.return_value = '<is> True'
manager._parse_connection_options(ctxt, vol, conn_info)
self.assertIn('cacheable', conn_info['data'])
self.assertIs(conn_info['data']['cacheable'], False)
# driver sets 'cacheable' True, nothing in extra spec,
# extra spec should override driver
conn_info = {"data": {"cacheable": True}}
mock_get_extra_specs.return_value = None
manager._parse_connection_options(ctxt, vol, conn_info)
self.assertIn('cacheable', conn_info['data'])
self.assertIs(conn_info['data']['cacheable'], False)
# driver sets 'cacheable' True, extra spec has False,
# extra spec should override driver
conn_info = {"data": {"cacheable": True}}
mock_get_extra_specs.return_value = '<is> False'
manager._parse_connection_options(ctxt, vol, conn_info)
self.assertIn('cacheable', conn_info['data'])
self.assertIs(conn_info['data']['cacheable'], False)
def setUp(self):
super(ReplicationTestCase, self).setUp()
self.host = 'host@backend#pool'
self.manager = manager.VolumeManager(host=self.host)
def setUp(self):
super(ManageVolumeTestCase, self).setUp()
self.context = context.RequestContext(fake.USER_ID, fake.PROJECT_ID,
True)
self.manager = manager.VolumeManager()
self.manager.stats = {'allocated_capacity_gb': 0, 'pools': {}}