def _get_metadata_value(self, obj, key):
if key not in obj['metadata']:
if isinstance(obj, volume.Volume):
raise exception.VolumeMetadataNotFound(volume_id=obj['id'],
metadata_key=key)
elif isinstance(obj, snapshot.Snapshot):
raise exception.SnapshotMetadataNotFound(snapshot_id=obj['id'],
metadata_key=key)
else:
raise exception.MetadataAbsent()
return obj['metadata'][key]
def delete(self, req, snapshot_id, id):
"""Deletes an existing metadata."""
context = req.environ['cinder.context']
snapshot, metadata = self._get_snapshot_and_metadata(
context, snapshot_id)
if id not in metadata:
raise exception.SnapshotMetadataNotFound(snapshot_id=snapshot_id,
metadata_key=id)
self.volume_api.delete_snapshot_metadata(context, snapshot, id)
return webob.Response(status_int=http_client.OK)
def delete(self, req, snapshot_id, id):
"""Deletes an existing metadata."""
context = req.environ['cinder.context']
metadata = self._get_metadata(context, snapshot_id)
if id not in metadata:
raise exception.SnapshotMetadataNotFound(snapshot_id=snapshot_id,
metadata_key=id)
# Not found exception will be handled at the wsgi level
snapshot = self.volume_api.get_snapshot(context, snapshot_id)
self.volume_api.delete_snapshot_metadata(context, snapshot, id)
return webob.Response(status_int=200)
