[puppet4] fuel::cobbler task fails during master node bootstrap

[Nikita Karpin]

When running fuel master node bootstrap with puppet4, fuel::cobbler task fails with next error:

Debug: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: Sleeping for 3 seconds between tries
Debug: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: Exec try 20/20
Debug: Exec[cobbler_sync](provider=posix): Executing 'cobbler sync'
Debug: Executing: 'cobbler sync'
Debug: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: Sleeping for 3 seconds between tries
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: httpd does not appear to be running and proxying cobbler, or SELinux is in the way. Original traceback:
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: Traceback (most recent call last):
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib/python2.7/site-packages/cobbler/cli.py", line 252, in check_setup
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: s.ping()
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/xmlrpclib.py", line 1233, in __call__
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: return self.__send(self.__name, args)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/xmlrpclib.py", line 1587, in __request
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: verbose=self.__verbose
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/xmlrpclib.py", line 1273, in request
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: return self.single_request(host, handler, request_body, verbose)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/xmlrpclib.py", line 1301, in single_request
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: self.send_content(h, request_body)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/xmlrpclib.py", line 1448, in send_content
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: connection.endheaders(request_body)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/httplib.py", line 1013, in endheaders
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: self._send_output(message_body)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/httplib.py", line 864, in _send_output
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: self.send(msg)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/httplib.py", line 826, in send
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: self.connect()
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/httplib.py", line 807, in connect
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: self.timeout, self.source_address)
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: File "/usr/lib64/python2.7/socket.py", line 553, in create_connection
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: for res in getaddrinfo(host, port, 0, SOCK_STREAM):
Notice: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]/returns: gaierror: [Errno -2] Name or service not known
Error: /Stage[main]/Cobbler::Server/Exec[cobbler_sync]: Failed to call refresh: cobbler sync returned 155 instead of one of [0]

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/437438

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/437438
Committed: https://git.openstack.org/cgit/openstack/fuel-library/commit/?id=c69bf9e291928d9c8b8ad45c7be94c0e45df11ec
Submitter: Jenkins
Branch: master

commit c69bf9e291928d9c8b8ad45c7be94c0e45df11ec
Author: Mykyta Karpin <email address hidden>
Date: Thu Feb 23 17:31:06 2017 +0200

    [puppet4] Fix fuel::cobbler task

    Puppet4 requires that all variables were available for template
    directly in the class where the template is used.

    Change-Id: Iefcd60c933abb02b7f5e93efea4b8743cc7e450e
    Closes-Bug: #1667332