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[Oleg Bondarev <obondarev@xxxxxxxxxxxx>]

Public bug reported:

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

** Affects: neutron
     Importance: Low
     Assignee: Oleg Bondarev (obondarev)
         Status: New


** Tags: unittest

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https://bugs.launchpad.net/bugs/1262089

Title:
  Tracebacks in py26 unit test console logs related to metadata agent

Status in OpenStack Neutron (virtual network service):
  New

Bug description:
  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

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