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[Bug 1533443] [NEW] Cannot update HA router HA ha_port states after race between HA router creating and deleting

 

Public bug reported:

ml2 plugin unable to update HA port status. This happened between L2
agent and neutron server side ml2 plugin. When l2 agent try to get port
details, ml2 plugin will try to get/update a HA port, but the HA port
was deleted by a router delete api, then the exception raised.

DBError: UPDATE statement on table 'ports' expected to update 1 row(s);
0 were matched.

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1533443

Title:
  Cannot update HA router HA ha_port states after race between HA router
  creating and deleting

Status in neutron:
  New

Bug description:
  ml2 plugin unable to update HA port status. This happened between L2
  agent and neutron server side ml2 plugin. When l2 agent try to get
  port details, ml2 plugin will try to get/update a HA port, but the HA
  port was deleted by a router delete api, then the exception raised.

  DBError: UPDATE statement on table 'ports' expected to update 1
  row(s); 0 were matched.

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