Need to provide possibility to use custom credentials in get_slave_ip

[Egor Kotko]

Need to provide possibility to use custom credentials in get_slave_ip

After changing password function get_slave_ip can not be executed:
https://github.com/openstack/fuel-devops/blob/master/devops/helpers/helpers.py#L166

https://ci.fuel-infra.org/job/master.fuel-ostf.pkgs.ubuntu.gate_ostf_update/12/consoleFull

2016-01-15 16:21:10,993 - ERROR decorators.py:112 -- Traceback (most recent call last):
  File "/home/jenkins/workspace/systest/master/fuelweb_test/helpers/decorators.py", line 83, in wrapper
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/systest/master/gates_tests/tests/test_review_in_ostf.py", line 54, in gate_ostf_ceph_ha
    self.env.d_env.nodes().slaves[:6])
  File "/home/jenkins/workspace/systest/master/fuelweb_test/models/environment.py", line 135, in bootstrap_nodes
    self.sync_time()
  File "/home/jenkins/workspace/systest/master/fuelweb_test/models/environment.py", line 147, in sync_time
    new_time = sync_time(self.d_env, nodes_names, skip_sync)
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/retry.py", line 27, in wrapper
    return func(*args, **kwargs)
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/ntp.py", line 35, in sync_time
    with GroupNtpSync(env, node_names) as g_ntp:
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/ntp.py", line 79, in __init__
    ntp = Ntp.get_ntp(get_node_remote(env, node_name),
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/helpers.py", line 156, in get_node_remote
    private_keys=get_private_keys(env))
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/helpers.py", line 230, in __init__
    self.reconnect()
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/helpers.py", line 273, in reconnect
    self.connect()
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/retry.py", line 27, in wrapper
    return func(*args, **kwargs)
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/helpers.py", line 260, in connect
    password=self.password, pkey=private_key)
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/paramiko/client.py", line 283, in connect
    to_try = list(self._families_and_addresses(hostname, port))
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/paramiko/client.py", line 187, in _families_and_addresses
    addrinfos = socket.getaddrinfo(hostname, port, socket.AF_UNSPEC, socket.SOCK_STREAM)
gaierror: [Errno -2] Name or service not known

2016-01-15 16:21:10,993 - INFO decorators.py:113 -- <<<<<****************************************************************************************************>>>>>
ERROR

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/268293

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/268293
Committed: https://git.openstack.org/cgit/openstack/fuel-devops/commit/?id=0aa43f3ea6c5c1c963f68cd374778ffc80dee66a
Submitter: Jenkins
Branch: master

commit 0aa43f3ea6c5c1c963f68cd374778ffc80dee66a
Author: Egor Kotko <email address hidden>
Date: Fri Jan 15 20:03:24 2016 +0100

    Custom credentials in get_slave_ip

    Add using credentials as the parameters
    in get_slave_ip

    Change-Id: I9ac42e8554ed5ccd90dee9fc0993c43b6405edd4
    Closes-bug: #1534789

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/269246

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/269246
Committed: https://git.openstack.org/cgit/openstack/fuel-devops/commit/?id=4272634972e10f71f6798577b9bb5ae4f3be8b1f
Submitter: Jenkins
Branch: master

commit 4272634972e10f71f6798577b9bb5ae4f3be8b1f
Author: Egor Kotko <email address hidden>
Date: Mon Jan 18 20:24:45 2016 +0100

    Workaround for #1535417

    Change ssh_credentials on
    keystone credentials

    Change-Id: I8133f7db2e2681afc6d0157c683b49ae44364ba2
    Closes-bug: #1534789

[Dennis Dmitriev (ddmitriev)]

Fix released in fuel-devops@2.9.17