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Reviewed:  https://review.openstack.org/396258
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=e727b92d3d643384cc2e34d26266cd1e2f3334fe
Submitter: Jenkins
Branch:    master

commit e727b92d3d643384cc2e34d26266cd1e2f3334fe
Author: Ihar Hrachyshka <ihrachys@xxxxxxxxxx>
Date:   Tue Nov 8 19:54:04 2016 +0000

    Register osprofiler options before setting engine hook
    
    The patch makes the module to not assume the options are registered by
    some other code, that may never be executed, f.e. when it's part of a
    single test case execution.
    
    Change-Id: I7eefb32e6f34d732bda681919b434a96b8ad36da
    Closes-Bug: #1640782


** Changed in: neutron
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/1640782

Title:
  oslo_config.cfg.NoSuchOptError: no such option profiler in group
  [DEFAULT] when running an isolated unit test

Status in neutron:
  Fix Released

Bug description:
  (py27) -bash-4.2$ python -m testtools.run neutron.tests.unit.objects.test_trunk.TrunkObjectTestCase.test_delete_objects
  Tests running...
  Policies ['update_rbac_policy:target_tenant'] are part of a cyclical reference.
  ======================================================================
  ERROR: neutron.tests.unit.objects.test_trunk.TrunkObjectTestCase.test_delete_objects
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "neutron/tests/unit/objects/test_base.py", line 544, in setUp
      mock.patch.object(self.context.session, 'refresh').start()
    File "neutron/context.py", line 134, in session
      self._session = db_api.get_session()
    File "neutron/db/api.py", line 201, in get_session
      return context_manager.get_legacy_facade().get_session(
    File "/home/vagrant/git/neutron/.tox/py27/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 667, in get_legacy_facade
      return self._factory.get_legacy_facade()
    File "/home/vagrant/git/neutron/.tox/py27/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 261, in get_legacy_facade
      self._start()
    File "/home/vagrant/git/neutron/.tox/py27/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 363, in _start
      engine_args, maker_args)
    File "/home/vagrant/git/neutron/.tox/py27/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 389, in _setup_for_connection
      hook(engine)
    File "neutron/db/api.py", line 38, in set_hook
      if cfg.CONF.profiler.enabled and cfg.CONF.profiler.trace_sqlalchemy:
    File "/home/vagrant/git/neutron/.tox/py27/lib/python2.7/site-packages/oslo_config/cfg.py", line 2316, in __getattr__
      raise NoSuchOptError(name)
  oslo_config.cfg.NoSuchOptError: no such option profiler in group [DEFAULT]

  Ran 1 test in 0.256s
  FAILED (failures=1)

  Apparently, the option is not registered.

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