[system-tests] l3 agent failover tests failed with 'NoneType' object has no attribute 'name'

[Tatyanka]

https://product-ci.infra.mirantis.net/view/8.0_swarm/job/8.0.system_test.ubuntu.ha_neutron_destructive_vlan/11/

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.ha_neutron_destructive_vlan/fuelweb_test/helpers/decorators.py", line 80, in wrapper
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.ha_neutron_destructive_vlan/fuelweb_test/tests/tests_strength/test_neutron.py", line 114, in neutron_l3_migration_after_destroy_vlan
    super(self.__class__, self).neutron_l3_migration_after_destroy()
  File "/home/jenkins/workspace/8.0.system_test.ubuntu.ha_neutron_destructive_vlan/fuelweb_test/tests/tests_strength/test_neutron_base.py", line 338, in neutron_l3_migration_after_destroy
    _ip = self.fuel_web.get_nailgun_node_by_name(devops_node.name)['ip']
AttributeError: 'NoneType' object has no attribute 'name'

[Tatyanka (tatyana-leontovich)]

fixed by https://review.openstack.org/#/c/239978/

[OpenStack Infra (hudson-openstack)]

Related fix proposed to branch: master
Review: https://review.openstack.org/240223

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/240223
Committed: https://git.openstack.org/cgit/openstack/fuel-qa/commit/?id=4d226403bd53c9e073138f7dd4ef602fd0bf2a96
Submitter: Jenkins
Branch: master

commit 4d226403bd53c9e073138f7dd4ef602fd0bf2a96
Author: Tatyana Leontovich <email address hidden>
Date: Thu Oct 29 15:07:42 2015 +0200

    Fix for Node is not iterable error

    Change-Id: Ib1c7dcd1efd22afda1979b22b4268ea0c3b0c49b
    Related-Bug: #1510195