Network Host isn't being set without restarting service

[Antony Messerli]

Host isn't being set in network record and tosses the first exception which then causes the other since the hosts field hasn't been populated. If I restart the network worker, it will then apply the network host to the networks table.

2011-07-18 18:52:49,320 ERROR nova [-] in looping call
(nova): TRACE: Traceback (most recent call last):
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/utils.py", line 458, in _inner
(nova): TRACE: self.f(*self.args, **self.kw)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/service.py", line 266, in periodic_tasks
(nova): TRACE: self.manager.periodic_tasks(context.get_admin_context())
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/network/manager.py", line 327, in periodic_tasks
(nova): TRACE: self.set_network_hosts(context)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/network/manager.py", line 347, in set_network_hosts
(nova): TRACE: for network in networks:
(nova): TRACE: UnboundLocalError: local variable 'networks' referenced before assignment
(nova): TRACE:
2011-07-18 18:56:54,395 DEBUG nova.rpc [-] received {u'_msg_id': u'd0e74c04750b4e4b9eacdf40876682f0', u'_context_read_deleted': False, u'_context_request_id': u'VE-KSUQSY8P1SDGTMK7U', u'args': {u'instance_id': 9, u'vpn': False, u'project_id': u'ozone', u'instance_type_id': 2}, u'_context_is_admin': True, u'_context_timestamp': u'2011-07-18T18:56:51Z', u'_context_user': u'ant', u'method': u'allocate_for_instance', u'_context_project': u'ozone', u'_context_remote_address': None} from (pid=25770) process_data /usr/lib/pymodules/python2.6/nova/rpc.py:202
2011-07-18 18:56:54,395 DEBUG nova.rpc [-] unpacked context: {'timestamp': u'2011-07-18T18:56:51Z', 'msg_id': u'd0e74c04750b4e4b9eacdf40876682f0', 'remote_address': None, 'project': u'ozone', 'is_admin': True, 'user': u'ant', 'request_id': u'VE-KSUQSY8P1SDGTMK7U', 'read_deleted': False} from (pid=25770) _unpack_context /usr/lib/pymodules/python2.6/nova/rpc.py:451
2011-07-18 18:56:54,396 DEBUG nova.network.manager [VE-KSUQSY8P1SDGTMK7U ant ozone] network allocations for instance 9 from (pid=25770) allocate_for_instance /usr/lib/pymodules/python2.6/nova/network/manager.py:379
2011-07-18 18:56:54,407 ERROR nova [-] Exception during message handling
(nova): TRACE: Traceback (most recent call last):
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/rpc.py", line 232, in _process_data
(nova): TRACE: rval = node_func(context=ctxt, **node_args)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/network/manager.py", line 408, in allocate_for_instance
(nova): TRACE: return self.get_instance_nw_info(context, instance_id, type_id)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/network/manager.py", line 438, in get_instance_nw_info
(nova): TRACE: fixed_ips = self.db.fixed_ip_get_by_instance(context, instance_id)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/db/api.py", line 376, in fixed_ip_get_by_instance
(nova): TRACE: return IMPL.fixed_ip_get_by_instance(context, instance_id)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/db/sqlalchemy/api.py", line 117, in wrapper
(nova): TRACE: return f(*args, **kwargs)
(nova): TRACE: File "/usr/lib/pymodules/python2.6/nova/db/sqlalchemy/api.py", line 798, in fixed_ip_get_by_instance
(nova): TRACE: raise exception.FixedIpNotFoundForInstance(instance_id=instance_id)
(nova): TRACE: FixedIpNotFoundForInstance: Instance 9 has zero fixed ips.
(nova): TRACE:
2011-07-18 18:56:54,416 ERROR nova.rpc [-] Returning exception Instance 9 has zero fixed ips. to caller

Rev. 1281