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[Armando Migliaccio <1341290@xxxxxxxxxxxxxxxxxx>]

This is an automated cleanup. This bug report has been closed because it
is older than 18 months and there is no open code change to fix this.
After this time it is unlikely that the circumstances which lead to
the observed issue can be reproduced.

If you can reproduce the bug, please:
* reopen the bug report (set to status "New")
* AND add the detailed steps to reproduce the issue (if applicable)
* AND leave a comment "CONFIRMED FOR: <RELEASE_NAME>"
  Only still supported release names are valid (INCUBATOR-JUNO, LIBERTY, MITAKA, NEWTON).
  Valid example: CONFIRMED FOR: INCUBATOR-JUNO


** Changed in: neutron
       Status: Confirmed => Expired

** Changed in: neutron
     Assignee: Hirofumi Ichihara (ichihara-hirofumi) => (unassigned)

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https://bugs.launchpad.net/bugs/1341290

Title:
  neutron should update router status of l3agent

Status in neutron:
  Expired

Bug description:
  Router status of l3agent has only ACTIVE.
  But router should have other status such as PENDING_UPDATE and Error.

  For example,
  when agent has more than one external network, l3agent outputs error.

  $ neutron -q router-gateway-set router1 test-net
  Set gateway for router router1

  l3agent logs
  ---------------------------------------------------------------------------------------
  2014-07-13 13:05:00.663 ERROR neutron.agent.l3_agent [-] Failed synchronizing routers
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent Traceback (most recent call last):
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent   File "/opt/stack/neutron/neutron/agent/l3_agent.py", line 827, in _rpc_loop
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent     self._process_routers(routers)
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent   File "/opt/stack/neutron/neutron/agent/l3_agent.py", line 790, in _process_routers
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent     if (ex_net_id != self._fetch_external_net_id(force=True)):
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent   File "/opt/stack/neutron/neutron/agent/l3_agent.py", line 339, in _fetch_external_net_id
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent     raise Exception(msg)
  2014-07-13 13:05:00.663 TRACE neutron.agent.l3_agent Exception: The 'gateway_external_network_id' option must be configured for this agent as Neutron has more than one external network.
  ---------------------------------------------------------------------------------------

  But neutron status is ACTIVE.

  $ neutron -q router-show router1
  +-----------------------+-----------------------------------------------------------------------------+
  | Field                 | Value                                                                       |
  +-----------------------+-----------------------------------------------------------------------------+
  | admin_state_up        | True                                                                        |
  | external_gateway_info | {"network_id": "cfc58ba7-4e40-48c4-8b43-540447715fba", "enable_snat": true} |
  | id                    | bf8fc5f1-84c2-4429-a9f2-a5094b73d5fe                                        |
  | name                  | router1                                                                     |
  | routes                |                                                                             |
  | status                | ACTIVE                                                                      |
  | tenant_id             | 177e5ca3cc0747c480f4e89c3333fcd1                                            |
  +-----------------------+-----------------------------------------------------------------------------+

  When such error in l3agent process occurs, neutron should set "Error"
  to router status.

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