[system tests] Check external dns in ha mode test failed with KeyError: "'print $5'"

[Andrey Sledzinskiy]

ERROR: Check external dns in ha mode
----------------------------------------------------------------------
Traceback (most recent call last):
  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/6.1.system_test.centos.thread_non_func_1/fuelweb_test/helpers/decorators.py", line 66, in wrapper
    return func(*args, **kwargs)
  File "/home/jenkins/workspace/6.1.system_test.centos.thread_non_func_1/fuelweb_test/tests/tests_strength/test_master_node_failover.py", line 161, in external_dns_ha_flat
    checkers.external_dns_check(remote_slave)
  File "/home/jenkins/workspace/6.1.system_test.centos.thread_non_func_1/fuelweb_test/__init__.py", line 48, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/6.1.system_test.centos.thread_non_func_1/fuelweb_test/helpers/checkers.py", line 850, in external_dns_check
    .format(PUBLIC_TEST_IP))
KeyError: "'print $5'"

Manually it worked fine:
host 8.8.8.8 | awk {'print $5'}
google-public-dns-a.google.com

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/171094

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/171094
Committed: https://git.openstack.org/cgit/stackforge/fuel-qa/commit/?id=4000f5c91867ec818bd145e0bc49a5eab1266227
Submitter: Jenkins
Branch: master

commit 4000f5c91867ec818bd145e0bc49a5eab1266227
Author: Artem Panchenko <email address hidden>
Date: Tue Apr 7 12:23:32 2015 +0300

    Fix key error in 'external_dns_check'

    Change-Id: I0f99f38562344aa1e45cccd9cf9cbdb612477d19
    Closes-bug: #1440798

[Artem Panchenko (apanchenko-8)]

verified:

http://jenkins-product.srt.mirantis.net:8080/job/6.1.system_test.centos.ha_neutron/121/testReport/(root)/deploy_ha_dns_ntp/deploy_ha_dns_ntp/?