ansible/contrib/inventory/freeipa.py
Abhijeet Kasurde 191b934dbd
freeipa: support for host vars (#34535)
Adds method to return host vars related to FreeIPA hostname.

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
2018-01-15 13:57:30 +05:30

101 lines
2.8 KiB
Python
Executable file

#!/usr/bin/env python
# Copyright (c) 2017 Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
import argparse
import json
from ipalib import api, errors
from six import u
def initialize():
'''
This function initializes the FreeIPA/IPA API. This function requires
no arguments. A kerberos key must be present in the users keyring in
order for this to work.
'''
api.bootstrap(context='cli')
api.finalize()
try:
api.Backend.rpcclient.connect()
except AttributeError:
# FreeIPA < 4.0 compatibility
api.Backend.xmlclient.connect()
return api
def list_groups(api):
'''
This function prints a list of all host groups. This function requires
one argument, the FreeIPA/IPA API object.
'''
inventory = {}
hostvars = {}
result = api.Command.hostgroup_find(all=True)['result']
for hostgroup in result:
# Get direct and indirect members (nested hostgroups) of hostgroup
members = []
if 'member_host' in hostgroup:
members = [host for host in hostgroup['member_host']]
if 'memberindirect_host' in hostgroup:
members += (host for host in hostgroup['memberindirect_host'])
inventory[hostgroup['cn'][0]] = {'hosts': [host for host in members]}
for member in members:
hostvars[member] = {}
inventory['_meta'] = {'hostvars': hostvars}
inv_string = json.dumps(inventory, indent=1, sort_keys=True)
print(inv_string)
return None
def parse_args():
'''
This function parses the arguments that were passed in via the command line.
This function expects no arguments.
'''
parser = argparse.ArgumentParser(description='Ansible FreeIPA/IPA '
'inventory module')
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument('--list', action='store_true',
help='List active servers')
group.add_argument('--host', help='List details about the specified host')
return parser.parse_args()
def get_host_attributes(api, host):
"""
This function expects one string, this hostname to lookup variables for.
Args:
api: FreeIPA API Object
host: Name of Hostname
Returns: Dict of Host vars if found else None
"""
try:
result = api.Command.host_show(u(host))['result']
if 'usercertificate' in result:
del result['usercertificate']
return json.dumps(result, indent=1)
except errors.NotFound as e:
return {}
if __name__ == '__main__':
args = parse_args()
api = initialize()
if args.host:
print(get_host_attributes(api, args.host))
elif args.list:
list_groups(api)