Public bug reported:
When run through sudo, ip netns has some extra output on Ubuntu wily:
$ sudo ip netns
qdhcp-35fc068a-750d-4add-b1d2-af392dbd8790 (id: 1)
qrouter-49c6d7b1-8399-4944-81ad-093b6e786db0 (id: 0)
and from l3-agent:
2015-09-18 14:15:47.889 26554 DEBUG oslo_messaging._drivers.amqpdriver [-]
MSG_ID is 59f744cafcab474baee68232c4cf70e9 _send
/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py:392
2015-09-18 14:15:47.895 26554 DEBUG neutron.agent.l3.agent [-] Starting
_process_routers_loop _process_routers_loop
/usr/lib/python2.7/dist-packages/neutron/agent/l3/agent.py:509
2015-09-18 14:15:47.896 26554 DEBUG oslo_service.loopingcall [-] Fixed interval
looping call 'neutron.agent.l3.agent.L3NATAgentWithStateReport._report_state'
sleeping for 29.93 seconds _run_loop
/usr/lib/python2.7/dist-packages/oslo_service/loopingcall.py:121
2015-09-18 14:15:47.916 26554 DEBUG neutron.agent.l3.agent [-] Starting
periodic_sync_routers_task - fullsync:True periodic_sync_routers_task
/usr/lib/python2.7/dist-packages/neutron/agent/l3/agent.py:521
2015-09-18 14:15:47.953 26554 DEBUG neutron.agent.linux.utils [-]
Command: ['ip', 'netns', 'list']
Exit code: 0
execute /usr/lib/python2.7/dist-packages/neutron/agent/linux/utils.py:151
2015-09-18 14:15:47.954 26554 DEBUG oslo_messaging._drivers.amqpdriver [-]
MSG_ID is d04be6386ef7495ebeb3cb656fb330a8 _send
/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py:392
2015-09-18 14:15:48.268 26554 DEBUG neutron.agent.l3.agent [-] Processing
:[{u'status': u'ACTIVE', u'_interfaces': [{u'status': u'DOWN', u'subnets':
[{u'ipv6_ra_mode': None, u'cidr': u'192.168.21.0/24', u'gateway_ip':
u'192.168.21.1', u'id': u'242acaef-22b7-4044-ab1f-788bd31ad1da',
u'subnetpool_id': None}], u'binding:host_id': u'juju-devel3-machine-12',
u'name': u'', u'allowed_address_pairs': [], u'admin_state_up': True,
u'network_id': u'35fc068a-750d-4add-b1d2-af392dbd8790', u'dns_name': u'',
u'extra_dhcp_opts': [], u'mac_address': u'fa:16:3e:3f:4a:90',
u'binding:vif_details': {u'port_filter': True, u'ovs_hybrid_plug': True},
u'binding:vif_type': u'ovs', u'device_owner': u'network:router_interface',
u'tenant_id': u'85d6051d040347e5bbd689348405faf0', u'extra_subnets': [],
u'binding:profile': {}, u'binding:vnic_type': u'normal', u'fixed_ips':
[{u'subnet_id': u'242acaef-22b7-4044-ab1f-788bd31ad1da', u'prefixlen': 24,
u'ip_address': u'192.168.21.1'}], u'id': u'bfc7b6e2-29a7-428b-b7fd-06
75e9bf5df8', u'security_groups': [], u'device_id':
u'49c6d7b1-8399-4944-81ad-093b6e786db0'}], u'enable_snat': True, u'ha_vr_id':
0, u'gw_port_host': None, u'gw_port_id':
u'7cca3db9-5502-43be-b193-59d523e3c81b', u'admin_state_up': True, u'tenant_id':
u'85d6051d040347e5bbd689348405faf0', u'gw_port': {u'status': u'DOWN',
u'subnets': [{u'ipv6_ra_mode': None, u'cidr': u'10.5.0.0/16', u'gateway_ip':
u'10.5.0.1', u'id': u'431e736d-04d1-4817-b3c1-c9579b4b51f0', u'subnetpool_id':
None}], u'binding:host_id': u'juju-devel3-machine-12', u'name': u'',
u'allowed_address_pairs': [], u'admin_state_up': True, u'network_id':
u'00ef84fe-880a-45c6-ae3d-967089b161ef', u'dns_name': u'', u'extra_dhcp_opts':
[], u'mac_address': u'fa:16:3e:6f:24:28', u'binding:vif_details':
{u'port_filter': True, u'ovs_hybrid_plug': True}, u'binding:vif_type': u'ovs',
u'device_owner': u'network:router_gateway', u'tenant_id': u'',
u'extra_subnets': [], u'binding:profile': {}, u'binding:vnic_type': u'normal',
u'fixed_ips': [{
u'subnet_id': u'431e736d-04d1-4817-b3c1-c9579b4b51f0', u'prefixlen': 16,
u'ip_address': u'10.5.150.0'}], u'id': u'7cca3db9-5502-43be-b193-59d523e3c81b',
u'security_groups': [], u'device_id': u'49c6d7b1-8399-4944-81ad-093b6e786db0'},
u'distributed': False, u'_snat_router_interfaces': [],
u'_floatingip_agent_interfaces': [], u'_floatingips': [{u'router_id':
u'49c6d7b1-8399-4944-81ad-093b6e786db0', u'status': u'DOWN', u'tenant_id':
u'85d6051d040347e5bbd689348405faf0', u'floating_network_id':
u'00ef84fe-880a-45c6-ae3d-967089b161ef', u'fixed_ip_address': u'192.168.21.3',
u'floating_ip_address': u'10.5.150.1', u'port_id':
u'a5d45770-98ea-4a2b-b839-5274e783abca', u'id':
u'7067f627-91ea-4917-ab31-48570d3c397b'}], u'routes': [],
u'external_gateway_info': {u'network_id':
u'00ef84fe-880a-45c6-ae3d-967089b161ef', u'enable_snat': True,
u'external_fixed_ips': [{u'subnet_id': u'431e736d-04d1-4817-b3c1-c9579b4b51f0',
u'ip_address': u'10.5.150.0'}]}, u'ha': False, u'id':
u'49c6d7b1-8399-4944-81ad-09
3b6e786db0', u'name': u'provider-router'}] fetch_and_sync_all_routers
/usr/lib/python2.7/dist-packages/neutron/agent/l3/agent.py:555
2015-09-18 14:15:48.272 26554 DEBUG neutron.agent.l3.agent [-]
periodic_sync_routers_task successfully completed fetch_and_sync_all_routers
/usr/lib/python2.7/dist-packages/neutron/agent/l3/agent.py:570
2015-09-18 14:15:48.273 26554 DEBUG neutron.agent.linux.utils [-] Unable to
access /var/lib/neutron/external/pids/49c6d7b1-8399-4944-81ad-093b6e786db0 (id:
0).pid get_value_from_file
/usr/lib/python2.7/dist-packages/neutron/agent/linux/utils.py:240
2015-09-18 14:15:48.274 26554 DEBUG neutron.agent.linux.utils [-] Unable to
access /var/lib/neutron/external/pids/49c6d7b1-8399-4944-81ad-093b6e786db0 (id:
0).pid get_value_from_file
/usr/lib/python2.7/dist-packages/neutron/agent/linux/utils.py:240
2015-09-18 14:15:48.276 26554 DEBUG neutron.agent.linux.external_process [-] No
process started for 49c6d7b1-8399-4944-81ad-093b6e786db0 (id: 0) disable
/usr/lib/python2.7/dist-packages/neutron/agent/linux/external_process.py:118
2015-09-18 14:15:48.287 26554 DEBUG neutron.agent.l3.agent [-] Starting router
update for 49c6d7b1-8399-4944-81ad-093b6e786db0, action None, priority 1
_process_router_update
/usr/lib/python2.7/dist-packages/neutron/agent/l3/agent.py:456
2015-09-18 14:15:48.326 26554 DEBUG neutron.agent.linux.utils [-]
Command: ['ip', '-o', 'link', 'show', 'br-ex']
Exit code: 0
execute /usr/lib/python2.7/dist-packages/neutron/agent/linux/utils.py:151
2015-09-18 14:15:48.329 26554 DEBUG oslo_messaging._drivers.amqpdriver [-]
MSG_ID is 1502ca45d5e844e3937f095d9af27875 _send
/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py:392
2015-09-18 14:15:48.359 26554 ERROR neutron.agent.linux.utils [-]
Command: ['sudo', '/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf',
'ip', 'netns', 'exec', 'qrouter-49c6d7b1-8399-4944-81ad-093b6e786db0 (id: 0)',
'find', '/sys/class/net', '-maxdepth', '1', '-type', 'l', '-printf', '%f ']
Exit code: 1
Stdin:
Stdout:
Stderr: Cannot open network namespace
"qrouter-49c6d7b1-8399-4944-81ad-093b6e786db0 (id: 0)": No such file or
directory
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager [-]
Failed to destroy stale namespace <neutron.agent.l3.namespaces.RouterNamespace
object at 0x7f6d668b7110>
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
Traceback (most recent call last):
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager File
"/usr/lib/python2.7/dist-packages/neutron/agent/l3/namespace_manager.py", line
143, in _cleanup
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
ns.delete()
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager File
"/usr/lib/python2.7/dist-packages/neutron/agent/l3/namespaces.py", line 101, in
delete
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager for
d in ns_ip.get_devices(exclude_loopback=True):
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/ip_lib.py", line 112, in
get_devices
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
log_fail_as_error=self.log_fail_as_error
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager File
"/usr/lib/python2.7/dist-packages/neutron/agent/linux/utils.py", line 154, in
execute
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
raise RuntimeError(m)
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
RuntimeError:
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager Command:
['sudo', '/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf', 'ip',
'netns', 'exec', 'qrouter-49c6d7b1-8399-4944-81ad-093b6e786db0 (id: 0)',
'find', '/sys/class/net', '-maxdepth', '1', '-type', 'l', '-printf', '%f ']
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager Exit
code: 1
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager Stdin:
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager Stdout:
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager Stderr:
Cannot open network namespace "qrouter-49c6d7b1-8399-4944-81ad-093b6e786db0
(id: 0)": No such file or directory
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
2015-09-18 14:15:48.360 26554 ERROR neutron.agent.l3.namespace_manager
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: neutron-l3-agent 2:7.0.0~b3-0ubuntu2
ProcVersionSignature: Ubuntu 4.2.0-7.7-generic 4.2.0
Uname: Linux 4.2.0-7-generic x86_64
ApportVersion: 2.18.1-0ubuntu1
Architecture: amd64
Date: Fri Sep 18 14:16:35 2015
JournalErrors:
-- Logs begin at Fri 2015-09-18 14:01:29 UTC, end at Fri 2015-09-18 14:16:43
UTC. --
Sep 18 14:06:25 hostname kernel: conntrack: generic helper won't handle
protocol 47. Please consider loading the specific helper module.
PackageArchitecture: all
SourcePackage: neutron
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: neutron (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug uec-images wily
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Server Team, which is subscribed to neutron in Ubuntu.
https://bugs.launchpad.net/bugs/1497309
Title:
l3-agent unable to parse output from ip netns list
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