[Bug 1437581] [NEW] neutron l3 agent fails to start due to neutron deprecating use_namespaces

[Ruijing]

Public bug reported:

neutron l3 agent fails to start due to neutron deprecating
use_namespaces:


issues:

config-file /etc/neutron/neutron.conf --config-file=/etc/neutron/l3_agent.ini^[[00m ^[[00;33mfrom (pid=31409) setup_logging /opt/stack/neutron/neutron/common/config.py:205^[[00m
2015-03-28 07:10:35.956 ^[[01;33mWARNING oslo_config.cfg [^[[00;36m-^[[01;33m] ^[[01;35m^[[01;33mOption "use_namespaces" from group "DEFAULT" is deprecated for removal.  Its value may be silently ignored in the future.^[[00m
2015-03-28 07:10:35.956 ^[[01;31mERROR neutron.agent.l3.agent [^[[00;36m-^[[01;31m] ^[[01;35m^[[01;31mRouter id is required if not using namespaces.^[[00m
q-l3 failed to start


root cause:

1.  neutron deprecated use_namespaces in commit ddf7a29e48d580172d43b482ed8fac62ac0d180d in neutron branch
      neutron also introduced router_id.

2. router_id is empty in default and cause neutron l3 agent fails to
start.

3. how to fix

add default router-id in devstack

** Affects: devstack
     Importance: Undecided
     Assignee: Ruijing (ruijing-guo)
         Status: New

** Affects: ubuntu
     Importance: Undecided
     Assignee: Ruijing (ruijing-guo)
         Status: New

** Changed in: libvirt (Ubuntu)
     Assignee: (unassigned) => Ruijing (ruijing-guo)

** Package changed: libvirt (Ubuntu) => ubuntu

** Also affects: devstack
   Importance: Undecided
       Status: New

** Changed in: devstack
     Assignee: (unassigned) => Ruijing (ruijing-guo)

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https://bugs.launchpad.net/bugs/1437581

Title:
  neutron l3 agent fails to start due to neutron deprecating
  use_namespaces

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