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[Bug 1198917] Re: neutron net-create failed

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>
Date: Wed, 17 Jul 2013 11:53:11 -0000
Reply-to: Bug 1198917 <1198917@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Changed in: neutron
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1198917

Title:
  neutron net-create failed

Status in OpenStack Neutron (virtual network service):
  Fix Released

Bug description:
  I ran devstack with neutron.
  And neutron net-create failed.

  2013-07-08 10:37:48 ++ neutron net-create --tenant_id 5cb1c99537bd434d9d4723ec796a61fa private
  2013-07-08 10:37:48 Request Failed: internal server error while processing your request.
  2013-07-08 10:37:48 + NET_ID=

  q-svc's log:

  2013-07-08 10:37:48.574 21207 ERROR neutron.api.v2.resource [-] create failed
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource Traceback (most recent call last):
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/neutron/neutron/api/v2/resource.py", line 82, in resource
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     result = method(request=request, **args)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/neutron/neutron/api/v2/base.py", line 336, in create
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     body)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/neutron/neutron/openstack/common/notifier/api.py", line 137, in notify
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     for driver in _get_drivers():
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/neutron/neutron/openstack/common/notifier/api.py", line 156, in _get_drivers
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     add_driver(notification_driver)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/neutron/neutron/openstack/common/notifier/api.py", line 168, in add_driver
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     driver = importutils.import_module(notification_driver)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/neutron/neutron/openstack/common/importutils.py", line 59, in import_module
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     __import__(import_str)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/quantum/quantum/openstack/common/notifier/rpc_notifier.py", line 20, in <module>
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     from quantum.openstack.common import log as logging
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/opt/stack/quantum/quantum/openstack/common/log.py", line 158, in <module>
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     CONF.register_cli_opts(common_cli_opts)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/usr/local/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1229, in __inner
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     return f(self, *args, **kwargs)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/usr/local/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1383, in register_cli_opts
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     self.register_cli_opt(opt, group, clear_cache=False)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/usr/local/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1229, in __inner
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     return f(self, *args, **kwargs)
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource   File "/usr/local/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1375, in register_cli_opt
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource     raise ArgsAlreadyParsedError("cannot register CLI option")
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource ArgsAlreadyParsedError: arguments already parsed: cannot register CLI option
  2013-07-08 10:37:48.574 21207 TRACE neutron.api.v2.resource

  
  The cause is the default configuration value in etc/neutron.conf:

  notification_driver = quantum.openstack.common.notifier.rpc_notifier

  I changed 'quantum' to 'neutron', then this problem was solved.

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