Current File : //lib/python2.7/site-packages/salt/beacons/pkg.py
# -*- coding: utf-8 -*-
'''
Watch for pkgs that have upgrades, then fire an event.
.. versionadded:: 2016.3.0
'''
# Import python libs
from __future__ import absolute_import, unicode_literals
import logging
__virtualname__ = 'pkg'
log = logging.getLogger(__name__)
def __virtual__():
'''
Only load if strace is installed
'''
return __virtualname__ if 'pkg.upgrade_available' in __salt__ else False
def validate(config):
'''
Validate the beacon configuration
'''
# Configuration for pkg beacon should be a list
if not isinstance(config, list):
return False, ('Configuration for pkg beacon must be a list.')
# Configuration for pkg beacon should contain pkgs
pkgs_found = False
pkgs_not_list = False
for config_item in config:
if 'pkgs' in config_item:
pkgs_found = True
if isinstance(config_item['pkgs'], list):
pkgs_not_list = True
if not pkgs_found or not pkgs_not_list:
return False, 'Configuration for pkg beacon requires list of pkgs.'
return True, 'Valid beacon configuration'
def beacon(config):
'''
Check if installed packages are the latest versions
and fire an event for those that have upgrades.
.. code-block:: yaml
beacons:
pkg:
- pkgs:
- zsh
- apache2
- refresh: True
'''
ret = []
_refresh = False
pkgs = []
for config_item in config:
if 'pkgs' in config_item:
pkgs += config_item['pkgs']
if 'refresh' in config and config['refresh']:
_refresh = True
for pkg in pkgs:
_installed = __salt__['pkg.version'](pkg)
_latest = __salt__['pkg.latest_version'](pkg, refresh=_refresh)
if _installed and _latest:
_pkg = {'pkg': pkg,
'version': _latest
}
ret.append(_pkg)
return ret
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