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[Isaku Yamahata <1474265@xxxxxxxxxxxxxxxxxx>]

** Also affects: networking-odl
   Importance: Undecided
       Status: New

** Changed in: networking-odl
     Assignee: (unassigned) => Isaku Yamahata (yamahata)

** No longer affects: neutron

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https://bugs.launchpad.net/bugs/1474265

Title:
  ml2 triggers attribute error for dvr_deletens_if_no_port

Status in networking-odl:
  New

Bug description:
  When using odl mechanism driver and l3 odl plugin, the following
  exception occurs

  2015-07-13 19:09:22.568 ERROR oslo_messaging.rpc.dispatcher [req-e9a7622a-b904-4c43-9c17-2914a7f45963 None None] Exception during message handling: 'OpenDaylightL3RouterPlug
  in' object has no attribute 'dvr_deletens_if_no_port'
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher Traceback (most recent call last):
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 142, in _dispatch_and_repl
  y
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     executor_callback))
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 186, in _dispatch
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     executor_callback)
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 130, in _do_dispatch
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     result = func(ctxt, **new_args)
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/odl/neutron/neutron/api/rpc/handlers/dhcp_rpc.py", line 170, in release_dhcp_por
  t
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     plugin.delete_ports_by_device_id(context, device_id, network_id)
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/odl/neutron/neutron/db/db_base_plugin_v2.py", line 884, in delete_ports_by_devic
  e_id
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     self.delete_port(context, port_id)
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 146, in wrapper
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     ectxt.value = e.inner_exc
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 119, in __exit__
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 136, in wrapper
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     return f(*args, **kwargs)
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher   File "/odl/neutron/neutron/plugins/ml2/plugin.py", line 1291, in delete_port
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher     removed_routers = l3plugin.dvr_deletens_if_no_port(
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher AttributeError: 'OpenDaylightL3RouterPlugin' object has no attribute 'dvr_deletens_if_no_port'
  2015-07-13 19:09:22.568 TRACE oslo_messaging.rpc.dispatcher

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