407 lines
14 KiB
Python
407 lines
14 KiB
Python
#!/usr/bin/python
|
|
|
|
DOCUMENTATION = '''
|
|
---
|
|
module: redhat_subscription
|
|
short_description: Manage Red Hat Network registration and subscriptions using the C(subscription-manager) command
|
|
description:
|
|
- Manage registration and subscription to the Red Hat Network entitlement platform.
|
|
version_added: "1.2"
|
|
author: James Laska
|
|
notes:
|
|
- In order to register a system, subscription-manager requires either a username and password, or an activationkey.
|
|
requirements:
|
|
- subscription-manager
|
|
options:
|
|
state:
|
|
description:
|
|
- whether to register and subscribe (C(present)), or unregister (C(absent)) a system
|
|
required: false
|
|
choices: [ "present", "absent" ]
|
|
default: "present"
|
|
username:
|
|
description:
|
|
- Red Hat Network username
|
|
required: False
|
|
default: null
|
|
password:
|
|
description:
|
|
- Red Hat Network password
|
|
required: False
|
|
default: null
|
|
server_hostname:
|
|
description:
|
|
- Specify an alternative Red Hat Network server
|
|
required: False
|
|
default: Current value from C(/etc/rhsm/rhsm.conf) is the default
|
|
server_insecure:
|
|
description:
|
|
- Allow traffic over insecure http
|
|
required: False
|
|
default: Current value from C(/etc/rhsm/rhsm.conf) is the default
|
|
rhsm_baseurl:
|
|
description:
|
|
- Specify CDN baseurl
|
|
required: False
|
|
default: Current value from C(/etc/rhsm/rhsm.conf) is the default
|
|
autosubscribe:
|
|
description:
|
|
- Upon successful registration, auto-consume available subscriptions
|
|
required: False
|
|
default: False
|
|
activationkey:
|
|
description:
|
|
- supply an activation key for use with registration
|
|
required: False
|
|
default: null
|
|
pool:
|
|
description:
|
|
- Specify a subscription pool name to consume. Regular expressions accepted.
|
|
required: False
|
|
default: '^$'
|
|
examples:
|
|
- code: redhat_subscription action=register username=joe_user password=somepass autosubscribe=true
|
|
description: Register as user I(joe_user) with password I(somepass) and auto-subscribe to available content.
|
|
- code: redhat_subscription action=register activationkey=1-222333444 pool='^(Red Hat Enterprise Server|Red Hat Virtualization)$'
|
|
description: Register with activationkey I(1-222333444) and consume subscriptions matching the names I(Red hat Enterprise Server) and I(Red Hat Virtualization)
|
|
'''
|
|
|
|
import os
|
|
import re
|
|
import types
|
|
import subprocess
|
|
import ConfigParser
|
|
import shlex
|
|
|
|
|
|
class CommandException(Exception):
|
|
pass
|
|
|
|
|
|
def run_command(args):
|
|
'''
|
|
Convenience method to run a command, specified as a list of arguments.
|
|
Returns:
|
|
* tuple - (stdout, stder, retcode)
|
|
'''
|
|
|
|
# Coerce into a string
|
|
if isinstance(args, str):
|
|
args = shlex.split(args)
|
|
|
|
# Run desired command
|
|
proc = subprocess.Popen(args, stdout=subprocess.PIPE,
|
|
stderr=subprocess.STDOUT)
|
|
(stdout, stderr) = proc.communicate()
|
|
returncode = proc.poll()
|
|
if returncode != 0:
|
|
cmd = ' '.join(args)
|
|
raise CommandException("Command failed (%s): %s\n%s" % (returncode, cmd, stdout))
|
|
return (stdout, stderr, returncode)
|
|
|
|
|
|
class RegistrationBase (object):
|
|
def __init__(self, username=None, password=None):
|
|
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):
|
|
cfg = ConfigParser.ConfigParser()
|
|
cfg.read([plugin_conf])
|
|
if enabled:
|
|
cfg.set('main', 'enabled', 1)
|
|
else:
|
|
cfg.set('main', 'enabled', 0)
|
|
fd = open(plugin_conf, 'rwa+')
|
|
cfg.write(fd)
|
|
fd.close()
|
|
|
|
def subscribe(self, **kwargs):
|
|
raise NotImplementedError("Must be implemented by a sub-class")
|
|
|
|
|
|
class Rhsm(RegistrationBase):
|
|
def __init__(self, username=None, password=None):
|
|
RegistrationBase.__init__(self, username, password)
|
|
self.config = self._read_config()
|
|
|
|
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))
|
|
|
|
run_command(args)
|
|
|
|
@property
|
|
def is_registered(self):
|
|
'''
|
|
Determine whether the current system
|
|
Returns:
|
|
* Boolean - whether the current system is currently registered to
|
|
RHN.
|
|
'''
|
|
# Quick version...
|
|
if False:
|
|
return os.path.isfile('/etc/pki/consumer/cert.pem') and \
|
|
os.path.isfile('/etc/pki/consumer/key.pem')
|
|
|
|
args = ['subscription-manager', 'identity']
|
|
try:
|
|
(stdout, stderr, retcode) = run_command(args)
|
|
except CommandException, e:
|
|
return False
|
|
else:
|
|
# Display some debug output
|
|
return True
|
|
|
|
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...
|
|
run_command(args)
|
|
|
|
def unsubscribe(self):
|
|
'''
|
|
Unsubscribe a system from all subscribed channels
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
args = ['subscription-manager', 'unsubscribe', '--all']
|
|
run_command(args)
|
|
|
|
def unregister(self):
|
|
'''
|
|
Unregister a currently registered system
|
|
Raises:
|
|
* Exception - if error occurs while running command
|
|
'''
|
|
args = ['subscription-manager', 'unregister']
|
|
run_command(args)
|
|
|
|
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()
|
|
|
|
for pool in available_pools.filter(regexp):
|
|
pool.subscribe()
|
|
|
|
|
|
class RhsmPool(object):
|
|
'''
|
|
Convenience class for housing subscription information
|
|
'''
|
|
def __init__(self, **kwargs):
|
|
for k,v in kwargs.items():
|
|
setattr(self, k, v)
|
|
def __str__(self):
|
|
return str(self.__getattribute__('_name'))
|
|
def subscribe(self):
|
|
(stdout, stderr, retcode) = run_command("subscription-manager subscribe --pool %s" % self.PoolId)
|
|
return True
|
|
|
|
|
|
class RhsmPools(object):
|
|
"""
|
|
This class is used for manipulating pools subscriptions with RHSM
|
|
"""
|
|
def __init__(self):
|
|
self.products = self._load_product_list()
|
|
|
|
def __iter__(self):
|
|
return self.products.__iter__()
|
|
|
|
def _load_product_list(self):
|
|
"""
|
|
Loads list of all availaible pools for system in data structure
|
|
"""
|
|
(stdout, stderr, retval) = run_command("subscription-manager list --available")
|
|
|
|
products = []
|
|
for line in stdout.split('\n'):
|
|
# Remove leading+trailing whitespace
|
|
line = line.strip()
|
|
# An empty line implies the end of a 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(_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='^$'):
|
|
'''
|
|
Return a list of RhsmPools whose name matches the provided regular expression
|
|
'''
|
|
r = re.compile(regexp)
|
|
for product in self.products:
|
|
if r.search(product._name):
|
|
yield product
|
|
|
|
|
|
def main():
|
|
|
|
# Load RHSM configuration from file
|
|
rhn = Rhsm()
|
|
|
|
module = AnsibleModule(
|
|
argument_spec = dict(
|
|
state = dict(default='present', choices=['present', 'absent']),
|
|
username = dict(default=None, required=False),
|
|
password = dict(default=None, required=False),
|
|
server_hostname = dict(default=rhn.config.get_option('server.hostname'), required=False),
|
|
server_insecure = dict(default=rhn.config.get_option('server.insecure'), required=False),
|
|
rhsm_baseurl = dict(default=rhn.config.get_option('rhsm.baseurl'), required=False),
|
|
autosubscribe = dict(default=False, type='bool'),
|
|
activationkey = dict(default=None, required=False),
|
|
pool = dict(default='^$', required=False, type='str'),
|
|
)
|
|
)
|
|
|
|
state = module.params['state']
|
|
username = module.params['username']
|
|
password = module.params['password']
|
|
server_hostname = module.params['server_hostname']
|
|
server_insecure = module.params['server_insecure']
|
|
rhsm_baseurl = module.params['rhsm_baseurl']
|
|
autosubscribe = module.params['autosubscribe'] == True
|
|
activationkey = module.params['activationkey']
|
|
pool = module.params['pool']
|
|
|
|
# Ensure system is registered
|
|
if state == 'present':
|
|
|
|
# Check for missing parameters ...
|
|
if not (activationkey or username or password):
|
|
module.fail_json(msg="Missing arguments, must supply an activationkey (%s) or username (%s) and password (%s)" % (activationkey, username, password))
|
|
if not activationkey and not (username and password):
|
|
module.fail_json(msg="Missing arguments, If registering without an activationkey, must supply username or password")
|
|
|
|
# Register system
|
|
if rhn.is_registered:
|
|
module.exit_json(changed=False, msg="System already registered.")
|
|
else:
|
|
try:
|
|
rhn.enable()
|
|
rhn.configure(**module.params)
|
|
rhn.register(username, password, autosubscribe, activationkey)
|
|
rhn.subscribe(pool)
|
|
except CommandException, e:
|
|
module.fail_json(msg="Failed to register with '%s': %s" % (server_hostname, e))
|
|
else:
|
|
module.exit_json(changed=True, msg="System successfully registered to '%s'." % server_hostname)
|
|
|
|
# Ensure system is *not* registered
|
|
if state == 'absent':
|
|
if not rhn.is_registered:
|
|
module.exit_json(changed=False, msg="System already unregistered.")
|
|
else:
|
|
try:
|
|
rhn.unsubscribe()
|
|
rhn.unregister()
|
|
except CommandException, e:
|
|
module.fail_json(msg="Failed to unregister: %s" % e)
|
|
else:
|
|
module.exit_json(changed=True, msg="System successfully unregistered from %s." % server_hostname)
|
|
|
|
|
|
# include magic from lib/ansible/module_common.py
|
|
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
|
|
main()
|