kolla/docker/kolla-ansible/kolla_zookeeper.py

67 lines
1.9 KiB
Python

#!/usr/bin/python
# Copyright 2015 Mirantis, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import contextlib
import kazoo.client
import kazoo.exceptions
@contextlib.contextmanager
def zk_connection(zk_host, zk_port):
zk = kazoo.client.KazooClient(hosts='{}:{}'.format(zk_host, zk_port))
zk.start()
yield zk
zk.stop()
def main():
module = AnsibleModule(
argument_spec=dict(
zk_host=dict(required=True, type='str'),
zk_port=dict(required=True, type='str'),
path=dict(required=True, type='str'),
value=dict(required=False, default=None, type='str')
)
)
try:
zk_host = module.params.pop('zk_host')
zk_port = module.params.pop('zk_port')
path = module.params.pop('path')
value = module.params.pop('value')
changed = False
with zk_connection(zk_host, zk_port) as zk:
try:
zk.get(path)
except kazoo.exceptions.NoNodeError:
if value is None:
zk.create(path, makepath=True)
else:
zk.create(path, value=value.encode(), makepath=True)
changed = True
module.exit_json(changed=changed)
except Exception as e:
module.exit_json(failed=True, changed=True, msg=e)
# import module snippets
from ansible.module_utils.basic import * # noqa
if __name__ == '__main__':
main()