Comment 1 for bug 1752736

2017-10-27 20:28:57.855 29039 CRITICAL nova [req-deca1acd-7a73-4bac-a1b6-95ae5466e8a0 - -] Unhandled error: NotAllowed: Connection.open: (530) NOT_ALLOWED - access to vhost 'nova_cell1' refused for user 'stackrabbit'
2017-10-27 20:28:57.855 29039 ERROR nova Traceback (most recent call last):
2017-10-27 20:28:57.855 29039 ERROR nova File "/usr/bin/nova-compute", line 10, in <module>
2017-10-27 20:28:57.855 29039 ERROR nova sys.exit(main())
2017-10-27 20:28:57.855 29039 ERROR nova File "/opt/stack/nova/nova/cmd/compute.py", line 57, in main
2017-10-27 20:28:57.855 29039 ERROR nova topic=compute_rpcapi.RPC_TOPIC)
2017-10-27 20:28:57.855 29039 ERROR nova File "/opt/stack/nova/nova/service.py", line 240, in create
2017-10-27 20:28:57.855 29039 ERROR nova periodic_interval_max=periodic_interval_max)
2017-10-27 20:28:57.855 29039 ERROR nova File "/opt/stack/nova/nova/service.py", line 126, in __init__
2017-10-27 20:28:57.855 29039 ERROR nova conductor_api.wait_until_ready(context.get_admin_context())
2017-10-27 20:28:57.855 29039 ERROR nova File "/opt/stack/nova/nova/conductor/api.py", line 67, in wait_until_ready
2017-10-27 20:28:57.855 29039 ERROR nova timeout=timeout)
2017-10-27 20:28:57.855 29039 ERROR nova File "/opt/stack/nova/nova/baserpc.py", line 58, in ping
2017-10-27 20:28:57.855 29039 ERROR nova return cctxt.call(context, 'ping', arg=arg_p)
2017-10-27 20:28:57.855 29039 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/client.py", line 169, in call
2017-10-27 20:28:57.855 29039 ERROR nova retry=self.retry)
2017-10-27 20:28:57.855 29039 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_messaging/transport.py", line 123, in _send
2017-10-27 20:28:57.855 29039 ERROR nova timeout=timeout, retry=retry)
2017-10-27 20:28:57.855 29039 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 578, in send
2017-10-27 20:28:57.855 29039 ERROR nova retry=retry)
2017-10-27 20:28:57.855 29039 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 522, in _send
2017-10-27 20:28:57.855 29039 ERROR nova msg.update({'_reply_q': self._get_reply_q()})
2017-10-27 20:28:57.855 29039 ERROR nova File "/usr/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 503, in _get_reply_q
2017-10-2