mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-16 10:00:39 +00:00
285 lines
10 KiB
Python
285 lines
10 KiB
Python
# This code is part of Ansible, but is an independent component.
|
|
# This particular file snippet, and this file snippet only, is BSD licensed.
|
|
# Modules you write using this snippet, which is embedded dynamically by Ansible
|
|
# still belong to the author of the module, and may assign their own license
|
|
# to the complete work.
|
|
#
|
|
# Copyright (c), James Laska
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without modification,
|
|
# are permitted provided that the following conditions are met:
|
|
#
|
|
# * Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# * Redistributions in binary form must reproduce the above copyright notice,
|
|
# this list of conditions and the following disclaimer in the documentation
|
|
# and/or other materials provided with the distribution.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
|
|
# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
import os
|
|
import re
|
|
import shutil
|
|
import tempfile
|
|
import types
|
|
|
|
from ansible.module_utils.six.moves import configparser
|
|
|
|
|
|
class RegistrationBase(object):
|
|
def __init__(self, module, username=None, password=None):
|
|
self.module = module
|
|
self.username = username
|
|
self.password = password
|
|
|
|
def configure(self):
|
|
raise NotImplementedError("Must be implemented by a sub-class")
|
|
|
|
def enable(self):
|
|
# Remove any existing redhat.repo
|
|
redhat_repo = '/etc/yum.repos.d/redhat.repo'
|
|
if os.path.isfile(redhat_repo):
|
|
os.unlink(redhat_repo)
|
|
|
|
def register(self):
|
|
raise NotImplementedError("Must be implemented by a sub-class")
|
|
|
|
def unregister(self):
|
|
raise NotImplementedError("Must be implemented by a sub-class")
|
|
|
|
def unsubscribe(self):
|
|
raise NotImplementedError("Must be implemented by a sub-class")
|
|
|
|
def update_plugin_conf(self, plugin, enabled=True):
|
|
plugin_conf = '/etc/yum/pluginconf.d/%s.conf' % plugin
|
|
|
|
if os.path.isfile(plugin_conf):
|
|
tmpfd, tmpfile = tempfile.mkstemp()
|
|
shutil.copy2(plugin_conf, tmpfile)
|
|
cfg = configparser.ConfigParser()
|
|
cfg.read([tmpfile])
|
|
|
|
if enabled:
|
|
cfg.set('main', 'enabled', 1)
|
|
else:
|
|
cfg.set('main', 'enabled', 0)
|
|
|
|
fd = open(tmpfile, 'w+')
|
|
cfg.write(fd)
|
|
fd.close()
|
|
self.module.atomic_move(tmpfile, plugin_conf)
|
|
|
|
def subscribe(self, **kwargs):
|
|
raise NotImplementedError("Must be implemented by a sub-class")
|
|
|
|
|
|
class Rhsm(RegistrationBase):
|
|
def __init__(self, module, username=None, password=None):
|
|
RegistrationBase.__init__(self, module, username, password)
|
|
self.config = self._read_config()
|
|
self.module = module
|
|
|
|
def _read_config(self, rhsm_conf='/etc/rhsm/rhsm.conf'):
|
|
'''
|
|
Load RHSM configuration from /etc/rhsm/rhsm.conf.
|
|
Returns:
|
|
* ConfigParser object
|
|
'''
|
|
|
|
# Read RHSM defaults ...
|
|
cp = configparser.ConfigParser()
|
|
cp.read(rhsm_conf)
|
|
|
|
# Add support for specifying a default value w/o having to standup some configuration
|
|
# Yeah, I know this should be subclassed ... but, oh well
|
|
def get_option_default(self, key, default=''):
|
|
sect, opt = key.split('.', 1)
|
|
if self.has_section(sect) and self.has_option(sect, opt):
|
|
return self.get(sect, opt)
|
|
else:
|
|
return default
|
|
|
|
cp.get_option = types.MethodType(get_option_default, cp, configparser.ConfigParser)
|
|
|
|
return cp
|
|
|
|
def enable(self):
|
|
'''
|
|
Enable the system to receive updates from subscription-manager.
|
|
This involves updating affected yum plugins and removing any
|
|
conflicting yum repositories.
|
|
'''
|
|
RegistrationBase.enable(self)
|
|
self.update_plugin_conf('rhnplugin', False)
|
|
self.update_plugin_conf('subscription-manager', True)
|
|
|
|
def configure(self, **kwargs):
|
|
'''
|
|
Configure the system as directed for registration with RHN
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
args = ['subscription-manager', 'config']
|
|
|
|
# Pass supplied **kwargs as parameters to subscription-manager. Ignore
|
|
# non-configuration parameters and replace '_' with '.'. For example,
|
|
# 'server_hostname' becomes '--system.hostname'.
|
|
for k, v in kwargs.items():
|
|
if re.search(r'^(system|rhsm)_', k):
|
|
args.append('--%s=%s' % (k.replace('_', '.'), v))
|
|
|
|
self.module.run_command(args, check_rc=True)
|
|
|
|
@property
|
|
def is_registered(self):
|
|
'''
|
|
Determine whether the current system
|
|
Returns:
|
|
* Boolean - whether the current system is currently registered to
|
|
RHN.
|
|
'''
|
|
args = ['subscription-manager', 'identity']
|
|
rc, stdout, stderr = self.module.run_command(args, check_rc=False)
|
|
if rc == 0:
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def register(self, username, password, autosubscribe, activationkey):
|
|
'''
|
|
Register the current system to the provided RHN server
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
args = ['subscription-manager', 'register']
|
|
|
|
# Generate command arguments
|
|
if activationkey:
|
|
args.append('--activationkey "%s"' % activationkey)
|
|
else:
|
|
if autosubscribe:
|
|
args.append('--autosubscribe')
|
|
if username:
|
|
args.extend(['--username', username])
|
|
if password:
|
|
args.extend(['--password', password])
|
|
|
|
# Do the needful...
|
|
rc, stderr, stdout = self.module.run_command(args, check_rc=True)
|
|
|
|
def unsubscribe(self):
|
|
'''
|
|
Unsubscribe a system from all subscribed channels
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
args = ['subscription-manager', 'unsubscribe', '--all']
|
|
rc, stderr, stdout = self.module.run_command(args, check_rc=True)
|
|
|
|
def unregister(self):
|
|
'''
|
|
Unregister a currently registered system
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
args = ['subscription-manager', 'unregister']
|
|
rc, stderr, stdout = self.module.run_command(args, check_rc=True)
|
|
self.update_plugin_conf('rhnplugin', False)
|
|
self.update_plugin_conf('subscription-manager', False)
|
|
|
|
def subscribe(self, regexp):
|
|
'''
|
|
Subscribe current system to available pools matching the specified
|
|
regular expression
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
|
|
# Available pools ready for subscription
|
|
available_pools = RhsmPools(self.module)
|
|
|
|
for pool in available_pools.filter(regexp):
|
|
pool.subscribe()
|
|
|
|
|
|
class RhsmPool(object):
|
|
'''
|
|
Convenience class for housing subscription information
|
|
'''
|
|
|
|
def __init__(self, module, **kwargs):
|
|
self.module = module
|
|
for k, v in kwargs.items():
|
|
setattr(self, k, v)
|
|
|
|
def __str__(self):
|
|
return str(self.__getattribute__('_name'))
|
|
|
|
def subscribe(self):
|
|
args = "subscription-manager subscribe --pool %s" % self.PoolId
|
|
rc, stdout, stderr = self.module.run_command(args, check_rc=True)
|
|
if rc == 0:
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
|
|
class RhsmPools(object):
|
|
"""
|
|
This class is used for manipulating pools subscriptions with RHSM
|
|
"""
|
|
def __init__(self, module):
|
|
self.module = module
|
|
self.products = self._load_product_list()
|
|
|
|
def __iter__(self):
|
|
return self.products.__iter__()
|
|
|
|
def _load_product_list(self):
|
|
"""
|
|
Loads list of all available pools for system in data structure
|
|
"""
|
|
args = "subscription-manager list --available"
|
|
rc, stdout, stderr = self.module.run_command(args, check_rc=True)
|
|
|
|
products = []
|
|
for line in stdout.split('\n'):
|
|
# Remove leading+trailing whitespace
|
|
line = line.strip()
|
|
# An empty line implies the end of an output group
|
|
if len(line) == 0:
|
|
continue
|
|
# If a colon ':' is found, parse
|
|
elif ':' in line:
|
|
(key, value) = line.split(':', 1)
|
|
key = key.strip().replace(" ", "") # To unify
|
|
value = value.strip()
|
|
if key in ['ProductName', 'SubscriptionName']:
|
|
# Remember the name for later processing
|
|
products.append(RhsmPool(self.module, _name=value, key=value))
|
|
elif products:
|
|
# Associate value with most recently recorded product
|
|
products[-1].__setattr__(key, value)
|
|
# FIXME - log some warning?
|
|
# else:
|
|
# warnings.warn("Unhandled subscription key/value: %s/%s" % (key,value))
|
|
return products
|
|
|
|
def filter(self, regexp='^$'):
|
|
'''
|
|
Return a list of RhsmPools whose name matches the provided regular expression
|
|
'''
|
|
r = re.compile(regexp)
|
|
for product in self.products:
|
|
if r.search(product._name):
|
|
yield product
|