[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/1352609
Title:
RTNETLINK answers: File exists
Status in OpenStack Neutron (virtual network service):
Expired
Bug description:
Running into this bug intermittently.
2014-08-04 23:24:43.520 4038 ERROR neutron.agent.dhcp_agent [-] Unable to
enable dhcp for 415a0839-eb05-4e7a-907c-413c657f4bf5.
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent Traceback (most
recent call last):
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/dhcp_agent.py", line 127, in
call_driver
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
getattr(driver, action)(**action_kwarg2014-08-04 23:24:43.520 4038 TRACE
neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/dhcp_agent.py", line 127, in
call_driver
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
getattr(driver, action)(**action_kwargs)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/dhcp.py", line 166, in
enable
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
reuse_existing=True)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/dhcp.py", line 832, in
setup
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
namespace=network.namespace)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/interface.py", line 178,
in plug
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
namespace2=namespace)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/ip_lib.py", line 129, in
add_veth
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
self._as_root('', 'link', tuple(args))
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/ip_lib.py", line 70, in
_as_root
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent namespace)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/ip_lib.py", line 81, in
_execute
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
root_helper=root_helper)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/utils.py", line 76, in
execute
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent raise
RuntimeError(m)
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent RuntimeError:
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent Command: ['sudo',
'/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf', 'ip', 'link', 'add',
'tapec90379e-17', 'type', 'veth', 'peer', 'name', 'ns-ec90379e-17', 'netns',
'qdhcp-415a0839-eb05-4e7a-907c-413c657f4bf5']
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent Exit code: 2
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent Stdout: ''
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent Stderr:
'RTNETLINK answers: File exists\n'
2014-08-04 23:24:43.520 4038 TRACE neutron.agent.dhcp_agent
ip netns seems broken:
$ sudo ip netns exec qrouter-42ce8973-6a4c-4eb8-9678-4aec5532d7b6 ip route
seting (sic) the network namespace
"qrouter-42ce8973-6a4c-4eb8-9678-4aec5532d7b6" failed: Invalid argument
This is a MAAS juju deployed openstack using charmstore charms. This
is in a smoosh environment where neutron-gateway is hulked smashed on
juju node 0.
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