[sahara] Scaling working incorrect on Ambari plugin

[Sergey Reshetnyak]

Scale up and scale down of cluster working incorrect on Ambari plugin.

Steps to reproduce:
1. Create HDP 2.3 cluster.
2. Add to cluster one datanode and one nodemanager.
3. Go to Ambari management console.

Expected result:
All services are "green".

Actual result:
HDFS and YARN services in Error state.

[Fuel Devops McRobotson (fuel-devops-robot)]

Fix proposed to branch: openstack-ci/fuel-7.0/2015.1.0
Change author: Sergey Reshetnyak <email address hidden>
Review: https://review.fuel-infra.org/10944

[Fuel Devops McRobotson (fuel-devops-robot)]

Reviewed: https://review.fuel-infra.org/10944
Submitter: mos-infra-ci <>
Branch: openstack-ci/fuel-7.0/2015.1.0

Commit: 2ff5966b53f9aa024e7265693e6e87bc99cfdf62
Author: Sergey Reshetnyak <email address hidden>
Date: Mon Aug 31 13:41:04 2015

Fix scaling in Ambari plugin

Need to disable restarting master processes after scaling because it
takes HDFS and YARN services in Error state in Ambari management
console.

Change-Id: I0f6c317ef4a1c43599e8cae532e982c0d1404f4b
Closes-bug: #1490573

[Evgeny Sikachev (esikachev)]

verified on 287 iso

[Fuel Devops McRobotson (fuel-devops-robot)]

Fix proposed to branch: openstack-ci/fuel-8.0/liberty
Change author: Sergey Reshetnyak <email address hidden>
Review: https://review.fuel-infra.org/13407

[Fuel Devops McRobotson (fuel-devops-robot)]

Change abandoned by Vitaly Gridnev <email address hidden> on branch: openstack-ci/fuel-8.0/liberty
Review: https://review.fuel-infra.org/13407
Reason: Included in https://review.fuel-infra.org/#/c/13995/