I am going to close this based on my last comment. Please re-open if it
still happens with os-ken.
** Changed in: neutron
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1750383
Title:
Dynamic routing: Error logged during speaker removal
Status in neutron:
Invalid
Bug description:
During normal operations, when a BGP speaker is deleted and being
removed from an agent during that operation, an error like this is
being logged:
Feb 19 10:25:05.054654 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: INFO bgpspeaker.peer [-] Connection to peer
192.168.10.129 lost, reason: Connection to peer lost: [Errno 9] Bad file
descriptor. Resetting retry connect loop: False
Feb 19 10:25:05.054912 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: DEBUG bgpspeaker.signals.base [-] SIGNAL: ('core',
'adj', 'down') emitted with data: {'peer':
<ryu.services.protocols.bgp.peer.Peer object at 0x7fd5af3299d0>} {{(pid=30255)
emit_signal
/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/signals/base.py:11}}
Feb 19 10:25:05.055034 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: INFO
neutron_dynamic_routing.services.bgp.agent.driver.ryu.driver [-] BGP Peer
192.168.10.129 for remote_as=64522 went DOWN.
Feb 19 10:25:05.055144 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: DEBUG bgpspeaker.peer [-] Peer 192.168.10.129 BGP
FSM went from Established to Idle {{(pid=30255) bgp_state
/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/peer.py:237}}
Feb 19 10:25:05.055554 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: ERROR bgpspeaker.base [-] Traceback (most recent
call last):
Feb 19 10:25:05.055768 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/base.py",
line 256, in start
Feb 19 10:25:05.055929 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: self._run(*args, **kwargs)
Feb 19 10:25:05.056106 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/speaker.py",
line 275, in _run
Feb 19 10:25:05.056293 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: self._recv_loop()
Feb 19 10:25:05.056519 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/speaker.py",
line 571, in _recv_loop
Feb 19 10:25:05.056719 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: self.connection_lost(conn_lost_reason)
Feb 19 10:25:05.056911 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/speaker.py",
line 596, in connection_lost
Feb 19 10:25:05.057096 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: self._peer.connection_lost(reason)
Feb 19 10:25:05.057282 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/peer.py",
line 2328, in connection_lost
Feb 19 10:25:05.057463 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: self._protocol.stop()
Feb 19 10:25:05.057659 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/speaker.py",
line 405, in stop
Feb 19 10:25:05.057835 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: Activity.stop(self)
Feb 19 10:25:05.058019 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: File
"/usr/local/lib/python2.7/dist-packages/ryu/services/protocols/bgp/base.py",
line 314, in stop
Feb 19 10:25:05.058186 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: raise ActivityException(desc='Cannot call stop
when activity is '
Feb 19 10:25:05.058363 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: ActivityException: 100.1 - Cannot call stop when
activity is not started or has been stopped already.
Feb 19 10:25:05.058734 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: : ActivityException: 100.1 - Cannot call stop when
activity is not started or has been stopped already.
Feb 19 10:25:31.149666 ubuntu-xenial-ovh-bhs1-0002607943
neutron-bgp-dragent[30255]: DEBUG
neutron_dynamic_routing.services.bgp.agent.bgp_dragent [None
req-590735a1-3669-43e0-8feb-3afa445663d9 None None] Report state task started
{{(pid=30255) _report_state
/opt/stack/new/neutron-dynamic-routing/neutron_dynamic_routing/services/bgp/agent/bgp_dragent.py:682}}
This is confusing since the operation is finishing successfully, so
the expected result is that no error should be seen in the logs.
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