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[Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>]

** Changed in: neutron
       Status: Fix Committed => Fix Released

** Changed in: neutron
    Milestone: None => icehouse-1

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https://bugs.launchpad.net/bugs/1252201

Title:
  fwaas service can't run in operation system without namespace feature

Status in OpenStack Neutron (virtual network service):
  Fix Released

Bug description:
  Fwaas service can't run in operation system without namespace feature
  although use_namespaces equals False

  $ grep -r "^use_namespaces =" /etc/neutron/l3_agent.ini 
  use_namespaces = False

  Bellow is error log:

  2013-11-18 14:52:09.782 INFO neutron.agent.l3_agent [-] L3 agent started
  2013-11-18 14:52:14.553 ERROR neutron.services.firewall.agents.l3reference.firewall_l3_agent [-] FWaaS RPC info call failed for '770d54af-2bb6-4233-8a39-1d5ad36fea59'.
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent Traceback (most recent call last):
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent   File "/bak/openstack/neutron/neutron/services/firewall/agents/l3reference/firewall_l3_agent.py", line 213, in process_router_add
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent     self._process_router_add(ri)
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent   File "/bak/openstack/neutron/neutron/services/firewall/agents/l3reference/firewall_l3_agent.py", line 193, in _process_router_add
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent     ri.router['tenant_id'])
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent   File "/bak/openstack/neutron/neutron/services/firewall/agents/l3reference/firewall_l3_agent.py", line 92, in _get_router_info_list_for_tenant
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent     local_ns_list = root_ip.get_namespaces(self.root_helper)
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent   File "/bak/openstack/neutron/neutron/agent/linux/ip_lib.py", line 174, in get_namespaces
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent     output = cls._execute('', 'netns', ('list',), root_helper=root_helper)
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent   File "/bak/openstack/neutron/neutron/agent/linux/ip_lib.py", line 76, in _execute
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent     root_helper=root_helper)
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent   File "/bak/openstack/neutron/neutron/agent/linux/utils.py", line 75, in execute
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent     raise RuntimeError(m)
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent RuntimeError:
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent Command: ['sudo', '/usr/bin/neutron-rootwrap', '/etc/neutron/rootwrap.conf', 'ip', 'netns', 'list']
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent Exit code: 255
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent Stdout: ''
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent Stderr: 'Object "netns" is unknown, try "ip help".\n'
  2013-11-18 14:52:14.553 TRACE neutron.services.firewall.agents.l3reference.firewall_l3_agent

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