Magnum

Magnum Bay Update does not result in update

Bug #1636295 reported by Christopher Hultin on 2016-10-24

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	Magnum	Confirmed	Undecided	Unassigned

Bug Description

When attempting to update the node_count of an existing cluster, the cluster never enters UPDATE_IN_PROGRESS state. Examination of the magnum-conductor logs reveals the following error:

2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server [req-b294b0d0-fa5c-4e8a-a8a5-5121013d1873 admin admin - - -] Exception during message handling
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server Traceback (most recent call last):
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server File "/openstack/venvs/magnum-13.3.5/local/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 155, in _process_incoming
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message)
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server File "/openstack/venvs/magnum-13.3.5/local/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 225, in dispatch
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args)
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server File "/openstack/venvs/magnum-13.3.5/local/lib/python2.7/site-packages/oslo_messaging/rpc/dispatcher.py", line 195, in _do_dispatch
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args)
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server File "/openstack/venvs/magnum-13.3.5/local/lib/python2.7/site-packages/magnum/conductor/handlers/cluster_conductor.py", line 116, in cluster_update
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server manager = scale_manager.get_scale_manager(context, osc, cluster)
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server File "/openstack/venvs/magnum-13.3.5/local/lib/python2.7/site-packages/magnum/conductor/scale_manager.py", line 32, in get_scale_manager
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server coe = cluster.baymodel.coe
2016-10-24 19:17:50.717 10948 ERROR oslo_messaging.rpc.server AttributeError: 'Cluster' object has no attribute 'baymodel'