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[Bug 1654393] [NEW] "keystoneauth1.exceptions.catalog.EmptyCatalog: The service catalog is empty." in test_cinderclient_unsupported_v1

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Public bug reported:

This just started failing today:

http://logs.openstack.org/18/417118/1/check/gate-nova-python27-db-
ubuntu-xenial/0c0c8c1/console.html#_2017-01-05_17_52_16_199447

2017-01-05 17:52:16.199447 | nova.tests.unit.test_cinder.CinderV1TestCase.test_cinderclient_unsupported_v1
2017-01-05 17:52:16.199481 | -----------------------------------------------------------------------------
2017-01-05 17:52:16.199488 | 
2017-01-05 17:52:16.199498 | Captured traceback:
2017-01-05 17:52:16.199510 | ~~~~~~~~~~~~~~~~~~~
2017-01-05 17:52:16.199525 |     Traceback (most recent call last):
2017-01-05 17:52:16.199568 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 1305, in patched
2017-01-05 17:52:16.199585 |         return func(*args, **keywargs)
2017-01-05 17:52:16.199612 |       File "nova/tests/unit/test_cinder.py", line 134, in test_cinderclient_unsupported_v1
2017-01-05 17:52:16.199627 |         cinder.cinderclient, ctxt)
2017-01-05 17:52:16.199684 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 485, in assertRaises
2017-01-05 17:52:16.199701 |         self.assertThat(our_callable, matcher)
2017-01-05 17:52:16.199768 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 496, in assertThat
2017-01-05 17:52:16.199794 |         mismatch_error = self._matchHelper(matchee, matcher, message, verbose)
2017-01-05 17:52:16.199839 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 547, in _matchHelper
2017-01-05 17:52:16.199854 |         mismatch = matcher.match(matchee)
2017-01-05 17:52:16.199899 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/matchers/_exception.py", line 108, in match
2017-01-05 17:52:16.199919 |         mismatch = self.exception_matcher.match(exc_info)
2017-01-05 17:52:16.199975 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/matchers/_higherorder.py", line 62, in match
2017-01-05 17:52:16.199992 |         mismatch = matcher.match(matchee)
2017-01-05 17:52:16.200033 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 475, in match
2017-01-05 17:52:16.200045 |         reraise(*matchee)
2017-01-05 17:52:16.200088 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/matchers/_exception.py", line 101, in match
2017-01-05 17:52:16.200100 |         result = matchee()
2017-01-05 17:52:16.200142 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 1049, in __call__
2017-01-05 17:52:16.200162 |         return self._callable_object(*self._args, **self._kwargs)
2017-01-05 17:52:16.200181 |       File "nova/volume/cinder.py", line 80, in cinderclient
2017-01-05 17:52:16.200203 |         url = _SESSION.get_endpoint(auth, **service_parameters)
2017-01-05 17:52:16.200247 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/keystoneauth1/session.py", line 808, in get_endpoint
2017-01-05 17:52:16.200263 |         return auth.get_endpoint(self, **kwargs)
2017-01-05 17:52:16.200281 |       File "nova/context.py", line 61, in get_endpoint
2017-01-05 17:52:16.200294 |         region_name=region_name)
2017-01-05 17:52:16.200391 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/positional/__init__.py", line 101, in inner
2017-01-05 17:52:16.200420 |         return wrapped(*args, **kwargs)
2017-01-05 17:52:16.200467 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/keystoneauth1/access/service_catalog.py", line 190, in url_for
2017-01-05 17:52:16.200490 |         raise exceptions.EmptyCatalog('The service catalog is empty.')
2017-01-05 17:52:16.200527 |     keystoneauth1.exceptions.catalog.EmptyCatalog: The service catalog is empty.

It's a race in a test introduced in
https://review.openstack.org/#/c/409904/.

I suspect it's a race in a global mock.

** Affects: nova
     Importance: High
         Status: Confirmed


** Tags: testing

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https://bugs.launchpad.net/bugs/1654393

Title:
  "keystoneauth1.exceptions.catalog.EmptyCatalog: The service catalog is
  empty." in test_cinderclient_unsupported_v1

Status in OpenStack Compute (nova):
  Confirmed

Bug description:
  This just started failing today:

  http://logs.openstack.org/18/417118/1/check/gate-nova-python27-db-
  ubuntu-xenial/0c0c8c1/console.html#_2017-01-05_17_52_16_199447

  2017-01-05 17:52:16.199447 | nova.tests.unit.test_cinder.CinderV1TestCase.test_cinderclient_unsupported_v1
  2017-01-05 17:52:16.199481 | -----------------------------------------------------------------------------
  2017-01-05 17:52:16.199488 | 
  2017-01-05 17:52:16.199498 | Captured traceback:
  2017-01-05 17:52:16.199510 | ~~~~~~~~~~~~~~~~~~~
  2017-01-05 17:52:16.199525 |     Traceback (most recent call last):
  2017-01-05 17:52:16.199568 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/mock/mock.py", line 1305, in patched
  2017-01-05 17:52:16.199585 |         return func(*args, **keywargs)
  2017-01-05 17:52:16.199612 |       File "nova/tests/unit/test_cinder.py", line 134, in test_cinderclient_unsupported_v1
  2017-01-05 17:52:16.199627 |         cinder.cinderclient, ctxt)
  2017-01-05 17:52:16.199684 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 485, in assertRaises
  2017-01-05 17:52:16.199701 |         self.assertThat(our_callable, matcher)
  2017-01-05 17:52:16.199768 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 496, in assertThat
  2017-01-05 17:52:16.199794 |         mismatch_error = self._matchHelper(matchee, matcher, message, verbose)
  2017-01-05 17:52:16.199839 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 547, in _matchHelper
  2017-01-05 17:52:16.199854 |         mismatch = matcher.match(matchee)
  2017-01-05 17:52:16.199899 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/matchers/_exception.py", line 108, in match
  2017-01-05 17:52:16.199919 |         mismatch = self.exception_matcher.match(exc_info)
  2017-01-05 17:52:16.199975 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/matchers/_higherorder.py", line 62, in match
  2017-01-05 17:52:16.199992 |         mismatch = matcher.match(matchee)
  2017-01-05 17:52:16.200033 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 475, in match
  2017-01-05 17:52:16.200045 |         reraise(*matchee)
  2017-01-05 17:52:16.200088 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/matchers/_exception.py", line 101, in match
  2017-01-05 17:52:16.200100 |         result = matchee()
  2017-01-05 17:52:16.200142 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/testtools/testcase.py", line 1049, in __call__
  2017-01-05 17:52:16.200162 |         return self._callable_object(*self._args, **self._kwargs)
  2017-01-05 17:52:16.200181 |       File "nova/volume/cinder.py", line 80, in cinderclient
  2017-01-05 17:52:16.200203 |         url = _SESSION.get_endpoint(auth, **service_parameters)
  2017-01-05 17:52:16.200247 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/keystoneauth1/session.py", line 808, in get_endpoint
  2017-01-05 17:52:16.200263 |         return auth.get_endpoint(self, **kwargs)
  2017-01-05 17:52:16.200281 |       File "nova/context.py", line 61, in get_endpoint
  2017-01-05 17:52:16.200294 |         region_name=region_name)
  2017-01-05 17:52:16.200391 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/positional/__init__.py", line 101, in inner
  2017-01-05 17:52:16.200420 |         return wrapped(*args, **kwargs)
  2017-01-05 17:52:16.200467 |       File "/home/jenkins/workspace/gate-nova-python27-db-ubuntu-xenial/.tox/py27/local/lib/python2.7/site-packages/keystoneauth1/access/service_catalog.py", line 190, in url_for
  2017-01-05 17:52:16.200490 |         raise exceptions.EmptyCatalog('The service catalog is empty.')
  2017-01-05 17:52:16.200527 |     keystoneauth1.exceptions.catalog.EmptyCatalog: The service catalog is empty.

  It's a race in a test introduced in
  https://review.openstack.org/#/c/409904/.

  I suspect it's a race in a global mock.

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