vip-delete when the vip is bound to a FIP results in internal server error

[Vedamurthy Joshi]

R1.10 48 (ubuntu havana multinode )

Create a Vip. associate it with a FIP
Try to delete the VIP. It causes internal server (due to existing references), but it deletes the VIP.

root@nodec22:~# neutron lb-vip-delete myvip
Request Failed: internal server error while processing your request.
root@nodec22:~#

root@nodec22:~# neutron floatingip-list
+--------------------------------------+------------------+---------------------+--------------------------------------+
| id | fixed_ip_address | floating_ip_address | port_id |
+--------------------------------------+------------------+---------------------+--------------------------------------+
| b8bec5c5-4ff6-4b57-b104-e29f7d4fe001 | | 10.204.219.66 | 30770a04-0358-40ba-b1e7-34893dfcff73 |
+--------------------------------------+------------------+---------------------+--------------------------------------+
root@nodec22:~#

neutron/server.log :
===================

2014-10-08 02:34:27.232 ERROR [neutron.api.v2.resource] delete failed
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/neutron/api/v2/resource.py", line 84, in resource
    result = method(request=request, **args)
  File "/usr/lib/python2.7/dist-packages/neutron/api/v2/base.py", line 432, in delete
    obj_deleter(request.context, id, **kwargs)
  File "/usr/lib/python2.7/dist-packages/neutron_plugin_contrail/plugins/opencontrail/loadbalancer/plugin.py", line 116, in delete_vip
    super(LoadBalancerPlugin, self).delete_vip(context, id)
  File "/usr/lib/python2.7/dist-packages/neutron_plugin_contrail/plugins/opencontrail/loadbalancer/loadbalancer_db.py", line 97, in delete_vip
    return self._vip_manager.delete(context, id)
  File "/usr/lib/python2.7/dist-packages/neutron_plugin_contrail/plugins/opencontrail/loadbalancer/virtual_ip.py", line 237, in delete
    vip.get_virtual_machine_interface_refs())
  File "/usr/lib/python2.7/dist-packages/neutron_plugin_contrail/plugins/opencontrail/loadbalancer/virtual_ip.py", line 179, in _delete_virtual_interface
    self._api.virtual_machine_interface_delete(id=interface_id)
  File "/usr/lib/python2.7/dist-packages/vnc_api/gen/vnc_api_client_gen.py", line 5586, in virtual_machine_interface_delete
    content = self._request_server(rest.OP_DELETE, uri)
  File "/usr/lib/python2.7/dist-packages/vnc_api/vnc_api.py", line 368, in _request_server
    raise RefsExistError(content)
RefsExistError: Back-References from http://10.204.217.108:8082/floating-ip/b8bec5c5-4ff6-4b57-b104-e29f7d4fe001 still exist

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/3627
Committed: http://github.org/Juniper/contrail-neutron-plugin/commit/2db1a609bbd742e48e6a294a8d36ac066a72f57c
Submitter: Zuul
Branch: R1.10

commit 2db1a609bbd742e48e6a294a8d36ac066a72f57c
Author: Rudra Rugge <email address hidden>
Date: Thu Oct 9 14:58:43 2014 -0700

Delete floating ip references to VMIs associated with VIP

Change-Id: I5062792bf1c3c4dc225aa9c5319f408a2e40dd4f
Closes-Bug: 1378729

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/3626
Committed: http://github.org/Juniper/contrail-neutron-plugin/commit/6bc2ea09c5b7b35cb42482546eacd9b87becc112
Submitter: Zuul
Branch: master

commit 6bc2ea09c5b7b35cb42482546eacd9b87becc112
Author: Rudra Rugge <email address hidden>
Date: Thu Oct 9 14:58:43 2014 -0700

Delete floating ip references to VMIs associated with VIP

Change-Id: I5062792bf1c3c4dc225aa9c5319f408a2e40dd4f
Closes-Bug: 1378729