fuellib_review_master_node test fails frequently with ntp sync error

[Andrew Woodward]

case 1, ntp failed to sync https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2426/consoleFull may be network error

case 2 ntp server check raises traceback:

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/fuel-main/env_masternode-default/master/fuelweb_test/helpers/decorators.py", line 69, in wrapper
    return func(*args, **kwargs)
  File "/home/jenkins/workspace/fuel-main/env_masternode-default/master/fuelweb_test/tests/base_test_case.py", line 61, in setup_master
    self.env.setup_environment()
  File "/home/jenkins/workspace/fuel-main/env_masternode-default/master/fuelweb_test/models/environment.py", line 312, in setup_environment
    self.sync_time()
  File "/home/jenkins/workspace/fuel-main/env_masternode-default/master/fuelweb_test/helpers/decorators.py", line 247, in wrapper
    return func(*args, **kwargs)
  File "/home/jenkins/workspace/fuel-main/env_masternode-default/master/fuelweb_test/models/environment.py", line 351, in sync_time
    admin_ntp = Ntp.get_ntp(self.d_env.get_admin_remote(), 'admin')
  File "/home/jenkins/workspace/fuel-main/env_masternode-default/master/fuelweb_test/__init__.py", line 48, in wrapped
    result = func(*args, **kwargs)
  File "/home/jenkins/workspace/fuel-main/env_masternode-default/master/fuelweb_test/helpers/ntp.py", line 108, in get_ntp
    cls.server = remote.execute(cmd)['stdout'][0]
IndexError: list index out of range

reproduced by:
https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2405/consoleFull
https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2415/console
https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2416/console
https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2420/console
https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2435/console
https://fuel-jenkins.mirantis.com/job/fuellib_review_master_node/2445/console

ISO appears to be 315

[Dmitry Borodaenko (angdraug)]

As discussed with QA, this is fixed in more recent ISOs, Fuel CI needs to be updated.

[Andrew Woodward (xarses)]

appears to have been resolved