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#!/usr/bin/python
# -*- coding: utf-8 -*-
# (c) 2015, Manuel Sousa <manuel.sousa@gmail.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
#
DOCUMENTATION = '''
---
module: rabbitmq_exchange
author: "Manuel Sousa (@manuel-sousa)"
version_added: "2.0"
short_description: This module manages rabbitMQ exchanges
description:
- This module uses rabbitMQ Rest API to create/delete exchanges
requirements: [ "requests >= 1.0.0" ]
options:
name:
description:
- Name of the exchange to create
required: true
state:
description:
- Whether the exchange should be present or absent
- Only present implemented atm
choices: [ "present", "absent" ]
required: false
default: present
login_user:
description:
- rabbitMQ user for connection
required: false
default: guest
login_password:
description:
- rabbitMQ password for connection
required: false
default: false
login_host:
description:
- rabbitMQ host for connection
required: false
default: localhost
login_port:
description:
- rabbitMQ management api port
required: false
default: 15672
vhost:
description:
- rabbitMQ virtual host
required: false
default: "/"
durable:
description:
- whether exchange is durable or not
required: false
choices: [ "yes", "no" ]
default: yes
exchange_type:
description:
- type for the exchange
required: false
choices: [ "fanout", "direct", "headers", "topic" ]
aliases: [ "type" ]
default: direct
auto_delete:
description:
- if the exchange should delete itself after all queues/exchanges unbound from it
required: false
choices: [ "yes", "no" ]
default: no
internal:
description:
- exchange is available only for other exchanges
required: false
choices: [ "yes", "no" ]
default: no
arguments:
description:
- extra arguments for exchange. If defined this argument is a key/value dictionary
required: false
default: {}
'''
EXAMPLES = '''
# Create direct exchange
- rabbitmq_exchange: name=directExchange
# Create topic exchange on vhost
- rabbitmq_exchange: name=topicExchange type=topic vhost=myVhost
'''
import requests
import urllib
import json
def main():
module = AnsibleModule(
argument_spec = dict(
state = dict(default='present', choices=['present', 'absent'], type='str'),
name = dict(required=True, type='str'),
login_user = dict(default='guest', type='str'),
login_password = dict(default='guest', type='str', no_log=True),
login_host = dict(default='localhost', type='str'),
login_port = dict(default='15672', type='str'),
vhost = dict(default='/', type='str'),
durable = dict(default=True, type='bool'),
auto_delete = dict(default=False, type='bool'),
internal = dict(default=False, type='bool'),
exchange_type = dict(default='direct', aliases=['type'], type='str'),
arguments = dict(default=dict(), type='dict')
),
supports_check_mode = True
)
url = "http://%s:%s/api/exchanges/%s/%s" % (
module.params['login_host'],
module.params['login_port'],
urllib.quote(module.params['vhost'],''),
urllib.quote(module.params['name'],'')
)
# Check if exchange already exists
r = requests.get( url, auth=(module.params['login_user'],module.params['login_password']))
if r.status_code==200:
exchange_exists = True
response = r.json()
elif r.status_code==404:
exchange_exists = False
response = r.text
else:
module.fail_json(
msg = "Invalid response from RESTAPI when trying to check if exchange exists",
details = r.text
)
if module.params['state']=='present':
change_required = not exchange_exists
else:
change_required = exchange_exists
# Check if attributes change on existing exchange
if not change_required and r.status_code==200 and module.params['state'] == 'present':
if not (
response['durable'] == module.params['durable'] and
response['auto_delete'] == module.params['auto_delete'] and
response['internal'] == module.params['internal'] and
response['type'] == module.params['exchange_type']
):
module.fail_json(
msg = "RabbitMQ RESTAPI doesn't support attribute changes for existing exchanges"
)
# Exit if check_mode
if module.check_mode:
module.exit_json(
changed= change_required,
name = module.params['name'],
details = response,
arguments = module.params['arguments']
)
# Do changes
if change_required:
if module.params['state'] == 'present':
r = requests.put(
url,
auth = (module.params['login_user'],module.params['login_password']),
headers = { "content-type": "application/json"},
data = json.dumps({
"durable": module.params['durable'],
"auto_delete": module.params['auto_delete'],
"internal": module.params['internal'],
"type": module.params['exchange_type'],
"arguments": module.params['arguments']
})
)
elif module.params['state'] == 'absent':
r = requests.delete( url, auth = (module.params['login_user'],module.params['login_password']))
if r.status_code == 204:
module.exit_json(
changed = True,
name = module.params['name']
)
else:
module.fail_json(
msg = "Error creating exchange",
status = r.status_code,
details = r.text
)
else:
module.exit_json(
changed = False,
name = module.params['name']
)
# import module snippets
from ansible.module_utils.basic import *
main()
|
