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[Bug 1245700] Re: nova boot via invalid neutron port raises 500

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>
Date: Wed, 04 Dec 2013 10:31:13 -0000
Reply-to: Bug 1245700 <1245700@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Changed in: nova
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1245700

Title:
  nova boot via invalid neutron port raises 500

Status in OpenStack Compute (Nova):
  Fix Released
Status in Python client library for Neutron:
  Fix Committed

Bug description:
  2013-10-28 15:46:38.470 ERROR nova.api.openstack [req-e405f8e2-95a1-4748-8f9f-c642080e16b3 demo demo] Caught error: local variable 'port' referenced before assignment
  2013-10-28 15:46:38.470 TRACE nova.api.openstack Traceback (most recent call last):
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/api/openstack/__init__.py", line 119, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return req.get_response(self.application)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/request.py", line 1296, in send
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     application, catch_exc_info=False)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/request.py", line 1260, in call_application
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     app_iter = application(self.environ, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/dec.py", line 144, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return resp(environ, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/python-keystoneclient/keystoneclient/middleware/auth_token.py", line 571, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return self.app(env, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/dec.py", line 144, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return resp(environ, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/dec.py", line 144, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return resp(environ, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/routes/middleware.py", line 131, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     response = self.app(environ, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/dec.py", line 144, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return resp(environ, start_response)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/dec.py", line 130, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     resp = self.call_func(req, *args, **self.kwargs)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/usr/lib/python2.7/dist-packages/webob/dec.py", line 195, in call_func
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return self.func(req, *args, **kwargs)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/api/openstack/wsgi.py", line 939, in __call__
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     content_type, body, accept)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/api/openstack/wsgi.py", line 998, in _process_stack
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     action_result = self.dispatch(meth, request, action_args)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/api/openstack/wsgi.py", line 1079, in dispatch
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     return method(req=request, **action_args)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/api/openstack/compute/servers.py", line 924, in create
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     legacy_bdm=legacy_bdm)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/hooks.py", line 105, in inner
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     rv = f(*args, **kwargs)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/compute/api.py", line 1218, in create
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     legacy_bdm=legacy_bdm)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/compute/api.py", line 859, in _create_instance
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     block_device_mapping, auto_disk_config, reservation_id)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/compute/api.py", line 673, in _validate_and_build_base_options
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     self._check_requested_networks(context, requested_networks)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/compute/api.py", line 437, in _check_requested_networks
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     self.network_api.validate_networks(context, requested_networks)
  2013-10-28 15:46:38.470 TRACE nova.api.openstack   File "/opt/stack/nova/nova/network/neutronv2/api.py", line 553, in validate_networks
  2013-10-28 15:46:38.470 TRACE nova.api.openstack     if not port:
  2013-10-28 15:46:38.470 TRACE nova.api.openstack UnboundLocalError: local variable 'port' referenced before assignment

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