def _create_group_snapshot(self, snapshots):
snapshots_model_update = []
created_snapshots = []
for snapshot in snapshots:
try:
snapshot_id, snapshot_wwn = huawei_flow.create_snapshot(
snapshot, self.local_cli, self.support_capability)
except Exception:
LOG.exception("Failed to create snapshot %s of group.",
snapshot.id)
for snap_id in created_snapshots:
self.local_cli.delete_snapshot(snap_id)
raise
location = huawei_utils.to_string(huawei_snapshot_id=snapshot_id,
huawei_snapshot_wwn=snapshot_wwn)
snap_model_update = {
'id': snapshot.id,
'status': fields.SnapshotStatus.AVAILABLE,
'provider_location': location,
}
snapshots_model_update.append(snap_model_update)
created_snapshots.append(snapshot_id)
try:
self.local_cli.activate_snapshot(created_snapshots)
except Exception:
LOG.exception("Failed to activate group snapshots %s.",
created_snapshots)
for snap_id in created_snapshots:
self.local_cli.delete_snapshot(snap_id)
raise
return snapshots_model_update
def create_snapshot(self, snapshot):
snapshot_id, snapshot_wwn = huawei_flow.create_snapshot(
snapshot, self.local_cli, self.support_capability)
self.local_cli.activate_snapshot(snapshot_id)
location = huawei_utils.to_string(huawei_snapshot_id=snapshot_id,
huawei_snapshot_wwn=snapshot_wwn)
return {'provider_location': location}
