avoid showing harmless neutron exception while deleting a VN

[Vedamurthy Joshi]

Avoid showing harmless exception in test logs while deleting a VN

The VN eventually gets deleted anyway on a later retry

2017-09-19 11:14:37,390 - INFO - Deleting VN ctest-trans_right_vn-83194027
2017-09-19 11:14:37,463 - ERROR - Neutron exception while deleting a VN b483907d-66ed-430d-9d13-51c85c9a8bf7
Traceback (most recent call last):
  File "/contrail-test-local/fixtures/quantum_test.py", line 281, in delete_vn
    net_rsp = self.obj.delete_network(vn_id)
  File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 788, in delete_network
    return self.delete(self.network_path % (network))
  File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 356, in delete
    headers=headers, params=params)
  File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 337, in retry_request
    headers=headers, params=params)
  File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 300, in do_request
    self._handle_fault_response(status_code, replybody, resp)
  File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 275, in _handle_fault_response
    exception_handler_v20(status_code, error_body)
  File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 91, in exception_handler_v20
    request_ids=request_ids)
NetworkInUseClient: Unable to complete operation on network b483907d-66ed-430d-9d13-51c85c9a8bf7. There are one or more ports still in use on the network.
Neutron server returns request_ids: ['req-f02754ca-25fa-4eee-ab41-e8b5c587b244']
2017-09-19 11:14:37,465 - WARNING - Deleting VN ctest-trans_right_vn-83194027 failed..Will retry

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/35711
Submitter: Vedamurthy Joshi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/35712
Submitter: Vedamurthy Joshi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/35711
Submitter: Vedamurthy Joshi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/35711
Committed: http://github.com/Juniper/contrail-test-ci/commit/543c376eef81c96f109f2261903cb22d207728f5
Submitter: Zuul (<email address hidden>)
Branch: master

commit 543c376eef81c96f109f2261903cb22d207728f5
Author: Vedu Joshi <email address hidden>
Date: Tue Sep 19 11:31:40 2017 +0530

Avoid showing harmless neutron exception

avoid showing harmless neutron exception while deleting a VN Edit
Closes-Bug: 1718104

Change-Id: Ifeeebb9001779c0dfd1868fc5ac3c05624de4ea6

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/35712
Submitter: Vedamurthy Joshi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/35712
Committed: http://github.com/Juniper/contrail-test-ci/commit/f8acf2def502c4fd7c7d529fcab7c8ade0c8ca6a
Submitter: Zuul (<email address hidden>)
Branch: R4.0

commit f8acf2def502c4fd7c7d529fcab7c8ade0c8ca6a
Author: Vedu Joshi <email address hidden>
Date: Tue Sep 19 11:31:40 2017 +0530

Avoid showing harmless neutron exception

avoid showing harmless neutron exception while deleting a VN Edit
Closes-Bug: 1718104

Change-Id: Ifeea8a7d886b08bcda3ae33931711be55f11023f

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/36699
Submitter: Vedamurthy Joshi (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/36699
Committed: http://github.com/Juniper/contrail-test-ci/commit/ef844557313dbed368ef023b67c7729df0d34d94
Submitter: Zuul (<email address hidden>)
Branch: R4.1

commit ef844557313dbed368ef023b67c7729df0d34d94
Author: Vedu Joshi <email address hidden>
Date: Tue Sep 19 11:31:40 2017 +0530

Avoid showing harmless neutron exception

avoid showing harmless neutron exception while deleting a VN Edit
Closes-Bug: 1718104

Change-Id: Ifeeebb9001779c0dfd1868fc5ac3c05624de4ea6
(cherry picked from commit 543c376eef81c96f109f2261903cb22d207728f5)

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/40095
Submitter: Ankit Jain (<email address hidden>)