DEFAULT_LOG_LEVELS out of sync with oslo_log

[Kaitlin Farr]

This bug was noticed in the Barbican functional tests after the release of oslo.log 1.0.0. The Barbican functional tests would fail in the gate with errors such as:

2015-03-10 00:55:33.146 | 2015-03-10 00:55:33.114 | Captured traceback:
2015-03-10 00:55:33.148 | 2015-03-10 00:55:33.116 | ~~~~~~~~~~~~~~~~~~~
2015-03-10 00:55:33.150 | 2015-03-10 00:55:33.117 | Traceback (most recent call last):
2015-03-10 00:55:33.152 | 2015-03-10 00:55:33.119 | ImportError: Failed to import test module: api.v1.functional.test_secrets
2015-03-10 00:55:33.154 | 2015-03-10 00:55:33.121 | Traceback (most recent call last):
2015-03-10 00:55:33.155 | 2015-03-10 00:55:33.123 | File "/usr/local/lib/python2.7/dist-packages/unittest2/loader.py", line 445, in _find_test_path
2015-03-10 00:55:33.157 | 2015-03-10 00:55:33.124 | module = self._get_module_from_name(name)
2015-03-10 00:55:33.158 | 2015-03-10 00:55:33.126 | File "/usr/local/lib/python2.7/dist-packages/unittest2/loader.py", line 384, in _get_module_from_name
2015-03-10 00:55:33.161 | 2015-03-10 00:55:33.127 | __import__(name)
2015-03-10 00:55:33.162 | 2015-03-10 00:55:33.130 | File "/opt/stack/new/barbican/functionaltests/api/v1/functional/test_secrets.py", line 25, in <module>
2015-03-10 00:55:33.164 | 2015-03-10 00:55:33.132 | from functionaltests.api import base
2015-03-10 00:55:33.166 | 2015-03-10 00:55:33.134 | File "/opt/stack/new/barbican/functionaltests/__init__.py", line 18, in <module>
2015-03-10 00:55:33.168 | 2015-03-10 00:55:33.135 | from tempest import config
2015-03-10 00:55:33.170 | 2015-03-10 00:55:33.137 | File "/opt/stack/new/tempest/tempest/config.py", line 23, in <module>
2015-03-10 00:55:33.172 | 2015-03-10 00:55:33.139 | from tempest.openstack.common import lockutils
2015-03-10 00:55:33.174 | 2015-03-10 00:55:33.141 | File "/opt/stack/new/tempest/tempest/openstack/common/lockutils.py", line 31, in <module>
2015-03-10 00:55:33.175 | 2015-03-10 00:55:33.143 | from tempest.openstack.common import fileutils
2015-03-10 00:55:33.178 | 2015-03-10 00:55:33.144 | File "/opt/stack/new/tempest/tempest/openstack/common/fileutils.py", line 24, in <module>
2015-03-10 00:55:33.179 | 2015-03-10 00:55:33.147 | from tempest.openstack.common import log as logging
2015-03-10 00:55:33.181 | 2015-03-10 00:55:33.148 | File "/opt/stack/new/tempest/tempest/openstack/common/log.py", line 175, in <module>
2015-03-10 00:55:33.182 | 2015-03-10 00:55:33.150 | CONF.register_opts(log_opts)
2015-03-10 00:55:33.184 | 2015-03-10 00:55:33.152 | File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1794, in __inner
2015-03-10 00:55:33.185 | 2015-03-10 00:55:33.153 | result = f(self, *args, **kwargs)
2015-03-10 00:55:33.187 | 2015-03-10 00:55:33.154 | File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1951, in register_opts
2015-03-10 00:55:33.188 | 2015-03-10 00:55:33.156 | self.register_opt(opt, group, clear_cache=False)
2015-03-10 00:55:33.190 | 2015-03-10 00:55:33.158 | File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1798, in __inner
2015-03-10 00:55:33.192 | 2015-03-10 00:55:33.160 | return f(self, *args, **kwargs)
2015-03-10 00:55:33.194 | 2015-03-10 00:55:33.162 | File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1940, in register_opt
2015-03-10 00:55:33.195 | 2015-03-10 00:55:33.163 | if _is_opt_registered(self._opts, opt):
2015-03-10 00:55:33.198 | 2015-03-10 00:55:33.165 | File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 573, in _is_opt_registered
2015-03-10 00:55:33.199 | 2015-03-10 00:55:33.166 | raise DuplicateOptError(opt.name)
2015-03-10 00:55:33.200 | 2015-03-10 00:55:33.168 | DuplicateOptError: duplicate option: default_log_levels

Using process of elimination, the commit that seemed to have uncovered this problem was this one: https://github.com/openstack/oslo.log/commit/54e3d0e705accfaa4c73a01fc2ea1480fcc0024e

The Tempest OpenStack common files from oslo-incubator need to be updated.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/162854

[OpenStack Infra (hudson-openstack)]

Change abandoned by Kaitlin Farr (<email address hidden>) on branch: master
Review: https://review.openstack.org/162854
Reason: https://review.openstack.org/#/c/163549/ did the same thing.

[Kaitlin Farr (kaitlin-farr)]

This bug was fixed on the tempest side when https://review.openstack.org/#/c/163549/ was merged and on the barbican side with https://review.openstack.org/#/c/163229/