def is_volume_has_snapshots(self, volume_id):
try:
volume_name = self._get_vol_by_wwn(volume_id)
return bool(self.client.cmd.snapshot_list(vol=volume_name).as_list)
except xcli_errors.IllegalValueForArgumentError as ex:
logger.exception(ex)
raise controller_errors.IllegalObjectID(ex.status)
def _get_cli_object_by_wwn(self, volume_id, not_exist_err=False):
try:
cli_object = self.client.cmd.vol_list(
wwn=volume_id).as_single_element
except xcli_errors.IllegalValueForArgumentError as ex:
logger.exception(ex)
raise array_errors.IllegalObjectID(ex.status)
if not cli_object and not_exist_err:
raise array_errors.ObjectNotFoundError(volume_id)
return cli_object
def _get_api_volume_by_id(self, volume_id, not_exist_err=True):
try:
volume = self.client.get_volume(volume_id)
volume.flashcopy = self.client.get_flashcopies_by_volume(volume.id)
return volume
except exceptions.NotFound:
if not_exist_err:
raise array_errors.ObjectNotFoundError(volume_id)
except (exceptions.ClientError, exceptions.InternalServerError) as ex:
if INCORRECT_ID in str(ex.message).upper():
raise array_errors.IllegalObjectID(volume_id)
def get_snapshot_by_id(self, snapshot_id):
try:
cli_snapshot = self.client.cmd.vol_list(wwn=snapshot_id).as_single_element
except xcli_errors.IllegalValueForArgumentError as ex:
logger.exception(ex)
raise controller_errors.IllegalObjectID(ex.status)
if not cli_snapshot:
return None
if not cli_snapshot.master_name:
raise controller_errors.SnapshotIdBelongsToVolumeError(snapshot_id, self.endpoint)
return self._generate_snapshot_response(cli_snapshot)
def _get_cli_volume_by_wwn(self, volume_id, not_exist_err=False):
filter_value = 'vdisk_UID=' + volume_id
try:
cli_volume = self.client.svcinfo.lsvdisk(
bytes=True, filtervalue=filter_value).as_single_element
except (svc_errors.CommandExecutionError, CLIFailureError) as ex:
if not is_warning_message(ex.my_message):
if any(msg_id in ex.my_message
for msg_id in (NON_ASCII_CHARS, INVALID_FILTER_VALUE)):
raise array_errors.IllegalObjectID(ex.my_message)
raise ex
if not cli_volume and not_exist_err:
raise array_errors.ObjectNotFoundError(volume_id)
return cli_volume
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 _expand_cli_volume(self, cli_volume, increase_in_blocks):
try:
self.client.cmd.vol_resize(vol=cli_volume.name,
size_blocks=increase_in_blocks)
except xcli_errors.IllegalNameForObjectError as ex:
logger.exception(ex)
raise controller_errors.IllegalObjectID(ex.status)
except xcli_errors.VolumeBadNameError as ex:
logger.exception(ex)
raise controller_errors.ObjectNotFoundError(cli_volume.id)
except xcli_errors.CommandFailedRuntimeError as ex:
logger.exception(ex)
if NO_ALLOCATION_SPACE_ERROR in ex.status:
raise controller_errors.NotEnoughSpaceInPool(
cli_volume.pool_name)
else:
raise ex