Fix RabbitMQ OCF script rely on the exit code then it is always 0

[Bogdan Dobrelya]

1) The get_all_pacemaker_nodes() returns exit code 0, even then crm_node -l returned > 0:
https://github.com/stackforge/fuel-library/blob/master/files/fuel-ha-utils/ocf/rabbitmq#L497-L501
2) The check_timeouts() relies on the exid code result which is always 0:
https://github.com/stackforge/fuel-library/blob/master/files/fuel-ha-utils/ocf/rabbitmq#L1057

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/235336

[Matthew Mosesohn (raytrac3r)]

Lowering to medium. This bug doesn't reflect any actual failed deployments, but it definitely should get fixed.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/235336
Committed: https://git.openstack.org/cgit/openstack/fuel-library/commit/?id=cf02b81f21845087a328350cb95b8d1e90902cc0
Submitter: Jenkins
Branch: master

commit cf02b81f21845087a328350cb95b8d1e90902cc0
Author: Bogdan Dobrelya <email address hidden>
Date: Thu Oct 15 15:21:09 2015 +0200

    Fix piped exit codes expectations and count processing

    * Fix return code of the get_all_pacemaker_nodes() and
      get_alive_pacemaker_nodes_but() to be
      not provided as ignored anyway.
    * Fix return code expectation of the fetched count attribute
      in the check_timeouts().
    Upstream patch https://github.com/rabbitmq/rabbitmq-server/pull/374

    Closes-bug: #1506440

    Change-Id: I44a6cff2ccba1ba53a18da90c9d74cbb6084ca0c
    Signed-off-by: Bogdan Dobrelya <email address hidden>

[Nastya Urlapova (aurlapova)]

Since change was merged and we did many SWARM runs, issue was moved to Fix Released.