Instance could not be terminated after deleting a network

[David Naori]

Instance could not be terminated after deleting a network

2012-06-05 10:41:56 TRACE nova.rpc.amqp Traceback (most recent call last):
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/rpc/amqp.py", line 252, in _process_data
2012-06-05 10:41:56 TRACE nova.rpc.amqp rval = node_func(context=ctxt, **node_args)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/exception.py", line 114, in wrapped
2012-06-05 10:41:56 TRACE nova.rpc.amqp return f(*args, **kw)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 153, in decorated_function
2012-06-05 10:41:56 TRACE nova.rpc.amqp function(self, context, instance_uuid, *args, **kwargs)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 177, in decorated_function
2012-06-05 10:41:56 TRACE nova.rpc.amqp sys.exc_info())
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib64/python2.6/contextlib.py", line 23, in __exit__
2012-06-05 10:41:56 TRACE nova.rpc.amqp self.gen.next()
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 171, in decorated_function
2012-06-05 10:41:56 TRACE nova.rpc.amqp return function(self, context, instance_uuid, *args, **kwargs)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 747, in terminate_instance
2012-06-05 10:41:56 TRACE nova.rpc.amqp do_terminate_instance()
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/utils.py", line 946, in inner
2012-06-05 10:41:56 TRACE nova.rpc.amqp retval = f(*args, **kwargs)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 740, in do_terminate_instance
2012-06-05 10:41:56 TRACE nova.rpc.amqp self._delete_instance(context, instance)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 718, in _delete_instance
2012-06-05 10:41:56 TRACE nova.rpc.amqp self._shutdown_instance(context, instance, 'Terminating')
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 678, in _shutdown_instance
2012-06-05 10:41:56 TRACE nova.rpc.amqp network_info = self._get_instance_nw_info(context, instance)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/compute/manager.py", line 313, in _get_instance_nw_info
2012-06-05 10:41:56 TRACE nova.rpc.amqp instance)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/network/api.py", line 219, in get_instance_nw_info
2012-06-05 10:41:56 TRACE nova.rpc.amqp 'args': args})
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/rpc/__init__.py", line 68, in call
2012-06-05 10:41:56 TRACE nova.rpc.amqp return _get_impl().call(context, topic, msg, timeout)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/rpc/impl_qpid.py", line 521, in call
2012-06-05 10:41:56 TRACE nova.rpc.amqp return rpc_amqp.call(context, topic, msg, timeout, Connection.pool)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/rpc/amqp.py", line 338, in call
2012-06-05 10:41:56 TRACE nova.rpc.amqp rv = list(rv)
2012-06-05 10:41:56 TRACE nova.rpc.amqp File "/usr/lib/python2.6/site-packages/nova/rpc/amqp.py", line 306, in __iter__
2012-06-05 10:41:56 TRACE nova.rpc.amqp raise result
2012-06-05 10:41:56 TRACE nova.rpc.amqp RemoteError: Remote error: NetworkNotFound Network 2 could not be found.

Reproduce steps:
1) nova-manage network create
2) launch an instance
3) nova-manage network delete
4) terminate instance

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/10847

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/10847
Committed: http://github.com/openstack/nova/commit/27ffef9c77d17e2252785bdc1117763248a374d0
Submitter: Jenkins
Branch: master

commit 27ffef9c77d17e2252785bdc1117763248a374d0
Author: Michael Still <email address hidden>
Date: Sun Aug 5 20:05:23 2012 +1000

    Handle NetworkNotFound in _shutdown_instance.

    If no network is found, continue to perform the rest of the instance
    shutdown, instead of propogating the exception. Resolves bug 1008875.

    Change-Id: Ia78480edaed52932830da7b4e49c15fd2e1fa315