[Expired for neutron because there has been no activity for 60 days.]
** Changed in: neutron
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1361088
Title:
Get VM metadata information by l3 agent, resource temporarily
unavailable
Status in neutron:
Expired
Bug description:
When boot a VM assign name and password, I have met a run-time error.
In L3 agent configuration file I have enabled enable_metadata_proxy.
Trace info from l3-agent.log:
2014-08-18 16:56:11.971 3281 ERROR neutron.agent.linux.utils
[req-3c9892ce-0d64-4cdd-ac27-dd8736076c18 None]
Command: ['sudo', 'ip', 'netns', 'exec',
'qrouter-2123c965-410d-4dc0-ab3c-240c0969b525', 'neutron-ns-metadata-proxy',
'--pid_file=/var/lib/neutron/external/pids/2123c965-410d-4dc0-ab3c-240c0969b525.pid',
'--metadata_proxy_socket=/var/lib/neutron/metadata_proxy',
'--router_id=2123c965-410d-4dc0-ab3c-240c0969b525',
'--state_path=/var/lib/neutron', '--metadata_port=9697', '--verbose',
'--log-file=neutron-ns-metadata-proxy-2123c965-410d-4dc0-ab3c-240c0969b525.log',
'--log-dir=/var/log/neutron']
Exit code: 1
Stdout: ''
Stderr: '2014-08-18 16:56:11.908 3861 INFO neutron.common.config [-]
Logging enabled!\n2014-08-18 16:56:11.916 3861 ERROR neutron.agent.linux.daemon
[-] Error while handling pidfile:
/var/lib/neutron/external/pids/2123c965-410d-4dc0-ab3c-240c0969b525.pid\n2014-08-18
16:56:11.916 3861 TRACE neutron.agent.linux.daemon Traceback (most recent call
last):\n2014-08-18 16:56:11.916 3861 TRACE neutron.agent.linux.daemon File
"/usr/lib/python2.6/site-packages/neutron/agent/linux/daemon.py", line 37, in
__init__\n2014-08-18 16:56:11.916 3861 TRACE neutron.agent.linux.daemon
fcntl.flock(self.fd, fcntl.LOCK_EX | fcntl.LOCK_NB)\n2014-08-18 16:56:11.916
3861 TRACE neutron.agent.linux.daemon IOError: [Errno 11] Resource temporarily
unavailable\n2014-08-18 16:56:11.916 3861 TRACE neutron.agent.linux.daemon \n'
2014-08-18 16:56:11.972 3281 ERROR neutron.agent.l3_agent
[req-3c9892ce-0d64-4cdd-ac27-dd8736076c18 None] Failed synchronizing routers
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent Traceback (most
recent call last):
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/l3_agent.py", line 879, in
_sync_routers_task
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent
self._process_routers(routers, all_routers=True)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/l3_agent.py", line 812, in
_process_routers
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent
self._router_added(r['id'], r)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/l3_agent.py", line 368, in
_router_added
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent
self._spawn_metadata_proxy(ri.router_id, ri.ns_name)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/l3_agent.py", line 409, in
_spawn_metadata_proxy
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent
pm.enable(callback)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/linux/external_process.py",
line 54, in enable
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent
ip_wrapper.netns.execute(cmd)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/linux/ip_lib.py", line 466, in
execute
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent
check_exit_code=check_exit_code)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent File
"/usr/lib/python2.6/site-packages/neutron/agent/linux/utils.py", line 78, in
execute
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent raise
RuntimeError(m)
2014-08-18 16:56:11.972 3281 TRACE neutron.agent.l3_agent RuntimeError:
when spawn neutron-ns-metadata-proxy, using file-lock lock the pidfile which
on behalf of router id is failed.
But the router already exists when neutron-ns-metadata-proxy starts.
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