managing existing volume is stuck in 'creating'

[wanghao]

In master branch, managing existing volume is stuck in 'creating' since missing 'volume' argument in NotifyVolumeActionTask.

The log is:

2016-08-19 22:40:07.823 ERROR oslo_messaging.rpc.server [req-c8cca52b-0eb4-4d2b-a9c1-fc9794fffeb0 admin] Exception during message handling
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/server.py", line 133, in _process_incoming
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 150, in dispatch
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 121, in _do_dispatch
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/manager.py", line 2313, in manage_existing
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server ctxt, volume, ref)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/manager.py", line 2353, in _run_manage_existing_flow_engine
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server flow_engine.run()
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/taskflow/engines/action_engine/engine.py", line 247, in run
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server for _state in self.run_iter(timeout=timeout):
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/taskflow/engines/action_engine/engine.py", line 273, in run_iter
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server self.validate()
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/fasteners/lock.py", line 306, in wrapper
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server return f(self, *args, **kwargs)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/taskflow/engines/action_engine/engine.py", line 80, in wrapper
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server return meth(self, *args, **kwargs)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server File "/usr/local/lib/python2.7/dist-packages/taskflow/engines/action_engine/engine.py", line 432, in validate
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server cause=last_cause)
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server MissingDependencies: 'linear_flow.Flow: volume_manage_existing_manager(len=6)' requires ['volume'] but no other entity produces said requirements
2016-08-19 22:40:07.823 26135 ERROR oslo_messaging.rpc.server MissingDependencies: 'execute' method on 'cinder.volume.flows.manager.create_volume.NotifyVolumeActionTask;volume:create, manage_existing.start==1.0' requires ['volume'] but no other entity produces said requirements

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/361688

[OpenStack Infra (hudson-openstack)]

Change abandoned by wanghao (<email address hidden>) on branch: master
Review: https://review.openstack.org/361688
Reason: Since we already have Bug #1617442, this will be abandoned.