Current File : //proc/self/root/usr/lib/python2.7/site-packages/salt/states/ntp.py
# -*- coding: utf-8 -*-
'''
Management of NTP servers
=========================
.. versionadded:: 2014.1.0
This state is used to manage NTP servers. Currently only Windows is supported.
.. code-block:: yaml
win_ntp:
ntp.managed:
- servers:
- pool.ntp.org
- us.pool.ntp.org
'''
from __future__ import absolute_import, print_function, unicode_literals
# Import Python libs
import logging
# Import Salt libs
import salt.utils.platform
# Import 3rd-party libs
from salt.ext import six
log = logging.getLogger(__name__)
def __virtual__():
'''
This only supports Windows
'''
if not salt.utils.platform.is_windows():
return False
return 'ntp'
def _check_servers(servers):
if not isinstance(servers, list):
return False
for server in servers:
if not isinstance(server, six.string_types):
return False
return True
def _get_servers():
try:
return set(__salt__['ntp.get_servers']())
except TypeError:
return set([False])
def managed(name, servers=None):
'''
Manage NTP servers
servers
A list of NTP servers
'''
ret = {'name': name,
'changes': {},
'result': True,
'comment': 'NTP servers already configured as specified'}
if not _check_servers(servers):
ret['result'] = False
ret['comment'] = 'NTP servers must be a list of strings'
before_servers = _get_servers()
desired_servers = set(servers)
if before_servers == desired_servers:
return ret
if __opts__['test']:
ret['result'] = None
ret['comment'] = ('NTP servers will be updated to: {0}'
.format(', '.join(sorted(desired_servers))))
return ret
__salt__['ntp.set_servers'](*desired_servers)
after_servers = _get_servers()
if after_servers == desired_servers:
ret['comment'] = 'NTP servers updated'
ret['changes'] = {'old': sorted(before_servers),
'new': sorted(after_servers)}
else:
ret['result'] = False
ret['comment'] = 'Failed to update NTP servers'
if before_servers != after_servers:
ret['changes'] = {'old': sorted(before_servers),
'new': sorted(after_servers)}
return ret
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