deploy_neutron_tun_ha_backup_restore test failed on update networks with HTTP Error 400: Bad Request

[Andrey Sledzinskiy]

https://github.com/openstack/fuel-qa/blob/master/fuelweb_test/tests/test_backup_restore.py#L171

Test failed on updating node networks

deploy_neutron_tun_ha_backup_restore.deploy_neutron_tun_ha_backup_restore test failed with

Traceback (most recent call last):
  File "/usr/lib/python2.7/unittest/case.py", line 331, in run
    testMethod()
  File "/usr/lib/python2.7/unittest/case.py", line 1043, in runTest
    self._testFunc()
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/proboscis/case.py", line 296, in testng_method_mistake_capture_func
    compatability.capture_type_error(s_func)
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/proboscis/compatability/exceptions_2_6.py", line 27, in capture_type_error
    func()
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/proboscis/case.py", line 350, in func
    func(test_case.state.get_state())
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/helpers/decorators.py", line 81, in wrapper
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/tests/test_backup_restore.py", line 186, in deploy_neutron_tun_ha_backup_restore
    snapshot_name="deploy_neutron_tun_ha_backup_restore")
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/tests/test_neutron_tun_base.py", line 49, in deploy_neutron_tun_ha_base
    'slave-05': ['compute']
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/__init__.py", line 57, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/models/fuel_web_client.py", line 1143, in update_nodes
    self.update_nodes_interfaces(cluster_id, updated_nodes)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/__init__.py", line 57, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/models/fuel_web_client.py", line 1348, in update_nodes_interfaces
    self.update_node_networks(node['id'], assigned_networks)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/__init__.py", line 57, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/models/fuel_web_client.py", line 1207, in update_node_networks
    [{'id': node_id, 'interfaces': interfaces}])
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/__init__.py", line 57, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/helpers/decorators.py", line 131, in wrapped
    response = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/models/nailgun_client.py", line 223, in put_node_interfaces
    return self.client.put("/api/nodes/interfaces", data)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/helpers/http.py", line 83, in put
    return self._open(req)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/helpers/http.py", line 92, in _open
    return self._get_response(req)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.backup_restore_master/fuelweb_test/helpers/http.py", line 116, in _get_response
    return self.opener.open(req)
  File "/usr/lib/python2.7/urllib2.py", line 410, in open
    response = meth(req, response)
  File "/usr/lib/python2.7/urllib2.py", line 523, in http_response
    'http', request, response, code, msg, hdrs)
  File "/usr/lib/python2.7/urllib2.py", line 448, in error
    return self._call_chain(*args)
  File "/usr/lib/python2.7/urllib2.py", line 382, in _call_chain
    result = func(*args)
  File "/usr/lib/python2.7/urllib2.py", line 531, in http_error_default
    raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
HTTPError: HTTP Error 400: Bad Request

[Bogdan Dobrelya (bogdando)]

raised to crit as it is bvt blocker

[Nastya Urlapova (aurlapova)]

Bogdan, this case is not related to bvt.

[Alexander Kurenyshev (akurenyshev)]

Couldn't reproduce at the local environment, tried for many times in a loop and there is no luck http://paste.openstack.org/show/482195/