Tracebacks in py26 unit test console logs related to metadata agent

[Oleg Bondarev]

After adding state reporting to metadata agent following tracebacks appeared in py26 unit test console logs:

2013-11-22 15:08:33.914 | ERROR:neutron.agent.metadata.agent:Failed reporting state!
2013-11-22 15:08:33.914 | Traceback (most recent call last):
2013-11-22 15:08:33.914 | File "/home/jenkins/workspace/gate-neutron-python26/neutron/agent/metadata/agent.py", line 258, in _report_state
2013-11-22 15:08:33.914 | use_call=self.agent_state.get('start_flag'))
2013-11-22 15:08:33.914 | File "/home/jenkins/workspace/gate-neutron-python26/neutron/agent/rpc.py", line 74, in report_state
2013-11-22 15:08:33.914 | return self.cast(context, msg, topic=self.topic)
2013-11-22 15:08:33.915 | File "/home/jenkins/workspace/gate-neutron-python26/neutron/openstack/common/rpc/proxy.py", line 171, in cast
2013-11-22 15:08:33.915 | rpc.cast(context, self._get_topic(topic), msg)
2013-11-22 15:08:33.915 | File "/home/jenkins/workspace/gate-neutron-python26/neutron/openstack/common/rpc/__init__.py", line 158, in cast
2013-11-22 15:08:33.915 | return _get_impl().cast(CONF, context, topic, msg)
2013-11-22 15:08:33.915 | File "/home/jenkins/workspace/gate-neutron-python26/neutron/openstack/common/rpc/impl_fake.py", line 166, in cast
2013-11-22 15:08:33.915 | check_serialize(msg)
2013-11-22 15:08:33.916 | File "/home/jenkins/workspace/gate-neutron-python26/neutron/openstack/common/rpc/impl_fake.py", line 131, in check_serialize
2013-11-22 15:08:33.916 | json.dumps(msg)
2013-11-22 15:08:33.916 | File "/usr/lib64/python2.6/json/__init__.py", line 230, in dumps
2013-11-22 15:08:33.916 | return _default_encoder.encode(obj)
2013-11-22 15:08:33.916 | File "/usr/lib64/python2.6/json/encoder.py", line 367, in encode
2013-11-22 15:08:33.916 | chunks = list(self.iterencode(o))
2013-11-22 15:08:33.917 | File "/usr/lib64/python2.6/json/encoder.py", line 309, in _iterencode
2013-11-22 15:08:33.917 | for chunk in self._iterencode_dict(o, markers):
2013-11-22 15:08:33.917 | File "/usr/lib64/python2.6/json/encoder.py", line 275, in _iterencode_dict
2013-11-22 15:08:33.917 | for chunk in self._iterencode(value, markers):
2013-11-22 15:08:33.917 | File "/usr/lib64/python2.6/json/encoder.py", line 309, in _iterencode
2013-11-22 15:08:33.917 | for chunk in self._iterencode_dict(o, markers):
2013-11-22 15:08:33.918 | File "/usr/lib64/python2.6/json/encoder.py", line 275, in _iterencode_dict
2013-11-22 15:08:33.918 | for chunk in self._iterencode(value, markers):
2013-11-22 15:08:33.918 | File "/usr/lib64/python2.6/json/encoder.py", line 309, in _iterencode
2013-11-22 15:08:33.918 | for chunk in self._iterencode_dict(o, markers):
2013-11-22 15:08:33.918 | File "/usr/lib64/python2.6/json/encoder.py", line 275, in _iterencode_dict
2013-11-22 15:08:33.918 | for chunk in self._iterencode(value, markers):
2013-11-22 15:08:33.919 | File "/usr/lib64/python2.6/json/encoder.py", line 309, in _iterencode
2013-11-22 15:08:33.919 | for chunk in self._iterencode_dict(o, markers):
2013-11-22 15:08:33.919 | File "/usr/lib64/python2.6/json/encoder.py", line 275, in _iterencode_dict
2013-11-22 15:08:33.919 | for chunk in self._iterencode(value, markers):
2013-11-22 15:08:33.919 | File "/usr/lib64/python2.6/json/encoder.py", line 317, in _iterencode
2013-11-22 15:08:33.919 | for chunk in self._iterencode_default(o, markers):
2013-11-22 15:08:33.920 | File "/usr/lib64/python2.6/json/encoder.py", line 323, in _iterencode_default
2013-11-22 15:08:33.920 | newobj = self.default(o)
2013-11-22 15:08:33.920 | File "/usr/lib64/python2.6/json/encoder.py", line 344, in default
2013-11-22 15:08:33.920 | raise TypeError(repr(o) + " is not JSON serializable")
2013-11-22 15:08:33.920 | TypeError: <MagicMock name='cfg.CONF.host' id='989177040'> is not JSON serializable
2013-11-22 15:08:33.921 | WARNING:neutron.openstack.common.loopingcall:task run outlasted interval by <MagicMock name='cfg.CONF.AGENT.report_interval.__sub__().__neg__()' id='989263056'> sec

this can be observed in jenkins results for any patch on review.

Need to mock loopingcall in metadata agent tests in order to fix this

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/62822

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/62822
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=4ded12bef837e707c76af87d71155f04534dcb0d
Submitter: Jenkins
Branch: master

commit 4ded12bef837e707c76af87d71155f04534dcb0d
Author: Oleg Bondarev <email address hidden>
Date: Wed Dec 18 12:14:30 2013 +0400

    Mock looping_call in metadata agent tests

    Change-Id: Icb5146084730384bac1fb7d3176ce0cfcd565cc5
    Closes-Bug: #1262089