[system-tests] Not enough timeout for ha_haproxy termination test

[Andrey Sledzinskiy]

ERROR: Terminate haproxy on all controllers one by one
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/proboscis/case.py", line 296, in testng_method_mistake_capture_func
    compatability.capture_type_error(s_func)
  File "/usr/lib/python2.7/dist-packages/proboscis/compatability/exceptions_2_6.py", line 27, in capture_type_error
    func()
  File "/usr/lib/python2.7/dist-packages/proboscis/case.py", line 350, in func
    func(test_case.state.get_state())
  File "/home/jenkins/workspace/6.1.system_test.centos.thread_5/fuelweb_test/helpers/decorators.py", line 60, in wrapper
    return func(*args, **kwagrs)
  File "/home/jenkins/workspace/6.1.system_test.centos.thread_5/fuelweb_test/tests/tests_strength/test_failover.py", line 346, in ha_haproxy_termination
    wait(mysql_started, timeout=20)
  File "/home/jenkins/venv-nailgun-tests/local/lib/python2.7/site-packages/devops/helpers/helpers.py", line 98, in wait
    raise TimeoutError("Waiting timed out")
TimeoutError: Waiting timed out

After revert and wait - haproxy was running
We need to investigate to decide whether we should increase timeout or not

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/170481

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/170481
Committed: https://git.openstack.org/cgit/stackforge/fuel-qa/commit/?id=414a616cf66efe3fac525c21737afe1921e4c74f
Submitter: Jenkins
Branch: master

commit 414a616cf66efe3fac525c21737afe1921e4c74f
Author: Dmitry Tyzhnenko <email address hidden>
Date: Fri Apr 3 15:54:58 2015 +0300

    Fix HAProxy live checker in ha_haproxy_termination

    Replaced methodology of checking of haproxy process is exist
        was: ps + grep + line count
        now: check pid file and check via pidof

    Change-Id: I3d8533531f35c279da67bd9908a706ff29e01b87
    Closes-bug: #1414716