def _generate_snapshot_response_with_verification(self, cli_object):
if not cli_object.FC_id:
logger.error(
"FlashCopy Mapping not found for target volume: {}".format(
cli_object.name))
raise controller_errors.ExpectedSnapshotButFoundVolumeError(
cli_object.name, self.endpoint)
fcmap = self._get_fcmap_as_target_if_exists(cli_object.name)
if fcmap is None or fcmap.copy_rate != '0':
raise controller_errors.ExpectedSnapshotButFoundVolumeError(
cli_object.name, self.endpoint)
return self._generate_snapshot_response(cli_object,
fcmap.source_vdisk_name)
def _generate_snapshot_response_with_verification(self, api_object):
flashcopy_as_target = get_flashcopy_as_target_if_exists(api_object)
if flashcopy_as_target is None or flashcopy_as_target.backgroundcopy != "disabled":
raise array_errors.ExpectedSnapshotButFoundVolumeError(
api_object.name, self.service_address)
return self._generate_snapshot_response(
api_object, flashcopy_as_target.sourcevolume)
def get_object_by_id(self, object_id, object_type):
cli_object = self._get_cli_object_by_wwn(object_id)
if not cli_object:
return None
if object_type is controller_config.SNAPSHOT_TYPE_NAME:
if not cli_object.master_name:
raise array_errors.ExpectedSnapshotButFoundVolumeError(
object_id, self.endpoint)
return self._generate_snapshot_response(cli_object)
return self._generate_volume_response(cli_object)
def _get_api_snapshot(self, snapshot_name, pool_id=None):
logger.debug("Get snapshot : {} in pool: {}".format(snapshot_name, pool_id))
api_snapshot = self._get_api_volume_by_name(volume_name=snapshot_name,
pool_id=pool_id)
if not api_snapshot:
return None
if not is_snapshot(api_snapshot):
logger.error(
"FlashCopy relationship not found for target volume: {}".format(snapshot_name))
raise array_errors.ExpectedSnapshotButFoundVolumeError(api_snapshot.name,
self.service_address)
return api_snapshot
def get_object_by_id(self, object_id, object_type):
try:
cli_object = self._get_cli_object_by_wwn(object_id)
except xcli_errors.IllegalValueForArgumentError as ex:
logger.exception(ex)
raise controller_errors.IllegalObjectID(ex.status)
if not cli_object:
return None
if object_type is controller_config.SNAPSHOT_TYPE_NAME:
if not cli_object.master_name:
raise controller_errors.ExpectedSnapshotButFoundVolumeError(
object_id, self.endpoint)
return self._generate_snapshot_response(cli_object)
return self._generate_volume_response(cli_object)
def get_snapshot(self, snapshot_name, pool_id=None):
logger.debug("Get snapshot : {}".format(snapshot_name))
try:
cli_snapshot = self.client.cmd.vol_list(
vol=snapshot_name).as_single_element
except xcli_errors.IllegalNameForObjectError as ex:
logger.exception(ex)
raise controller_errors.IllegalObjectName(ex.status)
if not cli_snapshot:
return None
if not cli_snapshot.master_name:
raise controller_errors.ExpectedSnapshotButFoundVolumeError(
cli_snapshot.name, self.endpoint)
array_snapshot = self._generate_snapshot_response(cli_snapshot)
return array_snapshot