Current File : //usr/lib/python2.7/site-packages/salt/states/cyg.py
# -*- coding: utf-8 -*-
'''
Installation of Cygwin packages.
A state module to manage cygwin packages. Packages can be installed
or removed.
.. code-block:: yaml
dos2unix:
cyg.installed
'''
from __future__ import absolute_import, print_function, unicode_literals
import logging
LOG = logging.getLogger(__name__)
def __virtual__():
'''
Only load if cyg module is available in __salt__.
'''
return 'cyg.list' in __salt__
def installed(name,
cyg_arch='x86_64',
mirrors=None):
'''
Make sure that a package is installed.
name
The name of the package to install
cyg_arch : x86_64
The cygwin architecture to install the package into.
Current options are x86 and x86_64
mirrors : None
List of mirrors to check.
None will use a default mirror (kernel.org)
CLI Example:
.. code-block:: yaml
rsync:
cyg.installed:
- mirrors:
- http://mirror/without/public/key: ""
- http://mirror/with/public/key: http://url/of/public/key
'''
ret = {'name': name, 'result': None, 'comment': '', 'changes': {}}
if cyg_arch not in ['x86', 'x86_64']:
ret['result'] = False
ret['comment'] = 'The \'cyg_arch\' argument must\
be one of \'x86\' or \'x86_64\''
return ret
LOG.debug('Installed State: Initial Mirror list: {0}'.format(mirrors))
if not __salt__['cyg.check_valid_package'](name,
cyg_arch=cyg_arch,
mirrors=mirrors):
ret['result'] = False
ret['comment'] = 'Invalid package name.'
return ret
pkgs = __salt__['cyg.list'](name, cyg_arch)
if name in pkgs:
ret['result'] = True
ret['comment'] = 'Package is already installed.'
return ret
if __opts__['test']:
ret['comment'] = 'The package {0} would\
have been installed'.format(name)
return ret
if __salt__['cyg.install'](name,
cyg_arch=cyg_arch,
mirrors=mirrors):
ret['result'] = True
ret['changes'][name] = 'Installed'
ret['comment'] = 'Package was successfully installed'
else:
ret['result'] = False
ret['comment'] = 'Could not install package.'
return ret
def removed(name, cyg_arch='x86_64', mirrors=None):
'''
Make sure that a package is not installed.
name
The name of the package to uninstall
cyg_arch : x86_64
The cygwin architecture to remove the package from.
Current options are x86 and x86_64
mirrors : None
List of mirrors to check.
None will use a default mirror (kernel.org)
CLI Example:
.. code-block:: yaml
rsync:
cyg.removed:
- mirrors:
- http://mirror/without/public/key: ""
- http://mirror/with/public/key: http://url/of/public/key
'''
ret = {'name': name, 'result': None, 'comment': '', 'changes': {}}
if cyg_arch not in ['x86', 'x86_64']:
ret['result'] = False
ret['comment'] = 'The \'cyg_arch\' argument must\
be one of \'x86\' or \'x86_64\''
return ret
if not __salt__['cyg.check_valid_package'](name,
cyg_arch=cyg_arch,
mirrors=mirrors):
ret['result'] = False
ret['comment'] = 'Invalid package name.'
return ret
if name not in __salt__['cyg.list'](name, cyg_arch):
ret['result'] = True
ret['comment'] = 'Package is not installed.'
return ret
if __opts__['test']:
ret['comment'] = 'The package {0} would have been removed'.format(name)
return ret
if __salt__['cyg.uninstall'](name, cyg_arch):
ret['result'] = True
ret['changes'][name] = 'Removed'
ret['comment'] = 'Package was successfully removed.'
else:
ret['result'] = False
ret['comment'] = 'Could not remove package.'
return ret
def updated(name=None, cyg_arch='x86_64', mirrors=None):
'''
Make sure all packages are up to date.
name : None
No affect, salt fails poorly without the arg available
cyg_arch : x86_64
The cygwin architecture to update.
Current options are x86 and x86_64
mirrors : None
List of mirrors to check.
None will use a default mirror (kernel.org)
CLI Example:
.. code-block:: yaml
rsync:
cyg.updated:
- mirrors:
- http://mirror/without/public/key: ""
- http://mirror/with/public/key: http://url/of/public/key
'''
ret = {'name': 'cyg.updated', 'result': None, 'comment': '', 'changes': {}}
if cyg_arch not in ['x86', 'x86_64']:
ret['result'] = False
ret['comment'] = 'The \'cyg_arch\' argument must\
be one of \'x86\' or \'x86_64\''
return ret
if __opts__['test']:
ret['comment'] = 'All packages would have been updated'
return ret
if not mirrors:
LOG.warning('No mirror given, using the default.')
before = __salt__['cyg.list'](cyg_arch=cyg_arch)
if __salt__['cyg.update'](cyg_arch, mirrors=mirrors):
after = __salt__['cyg.list'](cyg_arch=cyg_arch)
differ = DictDiffer(after, before)
ret['result'] = True
if differ.same():
ret['comment'] = 'Nothing to update.'
else:
ret['changes']['added'] = list(differ.added())
ret['changes']['removed'] = list(differ.removed())
ret['changes']['changed'] = list(differ.changed())
ret['comment'] = 'All packages successfully updated.'
else:
ret['result'] = False
ret['comment'] = 'Could not update packages.'
return ret
# https://github.com/hughdbrown/dictdiffer
# DictDiffer is licensed as MIT code
# A dictionary difference calculator
# Originally posted as:
# http://stackoverflow.com/a/1165552
class DictDiffer(object):
'''
Calculate the difference between two dictionaries.
(1) items added
(2) items removed
(3) keys same in both but changed values
(4) keys same in both and unchanged values
'''
def __init__(self, current_dict, past_dict):
'''
Iitialize the differ.
'''
self.current_dict, self.past_dict = current_dict, past_dict
self.current_keys, self.past_keys = [
set(d.keys()) for d in (current_dict, past_dict)
]
self.intersect = self.current_keys.intersection(self.past_keys)
def same(self):
'''
True if the two dicts are the same.
'''
return self.current_dict == self.past_dict
def added(self):
'''
Return a set of additions to past_dict.
'''
return self.current_keys - self.intersect
def removed(self):
'''
Return a set of things removed from past_dict.
'''
return self.past_keys - self.intersect
def changed(self):
'''
Return a set of the keys with changed values.
'''
return set(o for o in self.intersect
if self.past_dict[o] != self.current_dict[o])
def unchanged(self):
'''
Return a set of the keys with unchanged values.
'''
return set(o for o in self.intersect
if self.past_dict[o] == self.current_dict[o])
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