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[edan david <edand@xxxxxxxxxxxx>]

Public bug reported:

Neutron's openvswitch agent has an extension called "fdb" that uses linux "bridge" command.
currently, this command is not enabled for ovs agent by the wrootwrap filter.

This is required to enable fdb extension, otherwise, we will encounter
an unhandled exception:

Initializing agent extension 'fdb'
2017-10-02 17:47:50.942 51765 INFO oslo_rootwrap.client [req-53d535f1-4622-4550-ae0e-f0b0fe238520 - - - - -] Spawned new rootwrap daemon process with pid=51824
2017-10-02 17:47:50.948 51765 ERROR neutron.agent.linux.utils [req-53d535f1-4622-4550-ae0e-f0b0fe238520 - - - - -] Rootwrap error running command: ['bridge', 'fdb', 'show', 'dev', 'ens6f0']
2017-10-02 17:47:50.949 51765 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.ovs_ryuapp [req-53d535f1-4622-4550-ae0e-f0b0fe238520 - - - - -] Agent main thread died of an exception

** Affects: neutron
     Importance: Undecided
     Assignee: edan david (edand)
         Status: In Progress

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https://bugs.launchpad.net/bugs/1730407

Title:
  enable bridge command for openvswitch agent

Status in neutron:
  In Progress

Bug description:
  Neutron's openvswitch agent has an extension called "fdb" that uses linux "bridge" command.
  currently, this command is not enabled for ovs agent by the wrootwrap filter.

  This is required to enable fdb extension, otherwise, we will encounter
  an unhandled exception:

  Initializing agent extension 'fdb'
  2017-10-02 17:47:50.942 51765 INFO oslo_rootwrap.client [req-53d535f1-4622-4550-ae0e-f0b0fe238520 - - - - -] Spawned new rootwrap daemon process with pid=51824
  2017-10-02 17:47:50.948 51765 ERROR neutron.agent.linux.utils [req-53d535f1-4622-4550-ae0e-f0b0fe238520 - - - - -] Rootwrap error running command: ['bridge', 'fdb', 'show', 'dev', 'ens6f0']
  2017-10-02 17:47:50.949 51765 ERROR neutron.plugins.ml2.drivers.openvswitch.agent.openflow.native.ovs_ryuapp [req-53d535f1-4622-4550-ae0e-f0b0fe238520 - - - - -] Agent main thread died of an exception

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