def apply_snapshot(self, context, instance_id, snapshot_id, credential, auth_url):
LOG.debug("Triggering smart agent to apply Snapshot %s on Instance %s.", snapshot_id, instance_id)
instance = dbutils.get_instance(instance_id)
snapshot = dbutils.get_snapshot(snapshot_id)
rpc.cast(context, instance['remote_hostname'],
{"method": "apply_snapshot",
"args": {"storage_path": snapshot['storage_uri'],
"credential": {"user": credential['tenant_id']+":"+credential['user_name'],
"key": credential['password'],
"auth": auth_url}}
})
def update_snapshot_state(self, msg):
"""Update snapshot state in database_snapshots table."""
LOG.debug("Updating snapshot state: %s", msg)
# validate input message
if not msg['args']['sid']:
raise exception.NotFound("Required element/key 'sid' was not specified in phone home message.")
if '' == msg['args']['state']:
raise exception.NotFound("Required element/key 'state' was not specified in phone home message.")
if not msg['args']['storage_uri']:
raise exception.NotFound("Required element/key 'storage_uri' was not specified in phone home message.")
if '' == msg['args']['storage_size']:
raise exception.NotFound("Required element/key 'storage_size' was not specified in phone home message.")
# update DB
snapshot = dbutils.get_snapshot(msg['args']['sid'])
LOG.debug("Updating snapshot state with ID %s", snapshot['id'])
snapshot.update(storage_uri=msg['args']['storage_uri'],
storage_size=msg['args']['storage_size'],
state=result_state.ResultState().name(msg['args']['state']))