mirror of https://github.com/ansible/ansible.git
Brian Coca
10 years ago
commit
f22c1d4542
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2015, Manuel Sousa <manuel.sousa@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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#
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DOCUMENTATION = '''
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---
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module: rabbitmq_queue
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author: Manuel Sousa
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version_added: "2.0"
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short_description: This module manages rabbitMQ queues
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description:
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- This module uses rabbitMQ Rest API to create/delete queues
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requirements: [ python requests ]
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options:
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name:
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description:
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- Name of the queue to create
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required: true
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state:
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description:
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- Whether the queue should be present or absent
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- Only present implemented atm
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choices: [ "present", "absent" ]
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required: false
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default: present
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login_user:
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description:
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- rabbitMQ user for connection
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required: false
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default: guest
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login_password:
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description:
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- rabbitMQ password for connection
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required: false
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default: false
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login_host:
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description:
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- rabbitMQ host for connection
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required: false
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default: localhost
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login_port:
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description:
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- rabbitMQ management api port
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required: false
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default: 15672
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vhost:
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description:
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- rabbitMQ virtual host
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required: false
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default: "/"
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durable:
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description:
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- whether queue is durable or not
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required: false
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choices: [ "yes", "no" ]
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default: yes
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auto_delete:
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description:
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- if the queue should delete itself after all queues/queues unbound from it
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required: false
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choices: [ "yes", "no" ]
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default: no
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message_ttl:
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description:
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- How long a message can live in queue before it is discarded (milliseconds)
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required: False
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auto_expires:
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description:
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- How long a queue can be unused before it is automatically deleted (milliseconds)
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required: false
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max_length:
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description:
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- How many messages can the queue contain before it starts rejecting
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required: false
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dead_letter_exchange:
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description:
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- Optional name of an exchange to which messages will be republished if they
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- are rejected or expire
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required: false
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dead_letter_routing_key:
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description:
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- Optional replacement routing key to use when a message is dead-lettered.
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- Original routing key will be used if unset
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required: false
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arguments:
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description:
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- extra arguments for queue. If defined this argument is a key/value dictionary
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required: false
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'''
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EXAMPLES = '''
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# Create a queue
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- rabbitmq_queue: name=myQueue
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# Create a queue on remote host
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- rabbitmq_queue: name=myRemoteQueue login_user=user login_password=secret login_host=remote.example.org
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'''
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import requests
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import urllib
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import json
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def main():
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module = AnsibleModule(
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argument_spec = dict(
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state = dict(default='present', choices=['present', 'absent'], type='str'),
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name = dict(required=True, type='str'),
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login_user = dict(default='guest', type='str'),
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login_password = dict(default='guest', type='str', no_log=True),
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login_host = dict(default='localhost', type='str'),
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login_port = dict(default='15672', type='str'),
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vhost = dict(default='/', type='str'),
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durable = dict(default=True, choices=BOOLEANS, type='bool'),
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auto_delete = dict(default=False, choices=BOOLEANS, type='bool'),
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message_ttl = dict(default=None, type='int'),
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auto_expires = dict(default=None, type='int'),
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max_length = dict(default=None, type='int'),
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dead_letter_exchange = dict(default=None, type='str'),
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dead_letter_routing_key = dict(default=None, type='str'),
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arguments = dict(default=dict(), type='dict')
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),
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supports_check_mode = True
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)
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url = "http://%s:%s/api/queues/%s/%s" % (
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module.params['login_host'],
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module.params['login_port'],
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urllib.quote(module.params['vhost'],''),
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module.params['name']
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)
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# Check if queue already exists
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r = requests.get( url, auth=(module.params['login_user'],module.params['login_password']))
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if r.status_code==200:
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queue_exists = True
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response = r.json()
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elif r.status_code==404:
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queue_exists = False
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response = r.text
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else:
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module.fail_json(
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msg = "Invalid response from RESTAPI when trying to check if queue exists",
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details = r.text
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)
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if module.params['state']=='present':
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change_required = not queue_exists
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else:
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change_required = queue_exists
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# Check if attributes change on existing queue
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if not change_required and r.status_code==200 and module.params['state'] == 'present':
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if not (
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response['durable'] == module.params['durable'] and
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response['auto_delete'] == module.params['auto_delete'] and
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(
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( 'x-message-ttl' in response['arguments'] and response['arguments']['x-message-ttl'] == module.params['message_ttl'] ) or
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( 'x-message-ttl' not in response['arguments'] and module.params['message_ttl'] is None )
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) and
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(
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( 'x-expires' in response['arguments'] and response['arguments']['x-expires'] == module.params['auto_expires'] ) or
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( 'x-expires' not in response['arguments'] and module.params['auto_expires'] is None )
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) and
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(
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( 'x-max-length' in response['arguments'] and response['arguments']['x-max-length'] == module.params['max_length'] ) or
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( 'x-max-length' not in response['arguments'] and module.params['max_length'] is None )
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) and
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(
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( 'x-dead-letter-exchange' in response['arguments'] and response['arguments']['x-dead-letter-exchange'] == module.params['dead_letter_exchange'] ) or
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( 'x-dead-letter-exchange' not in response['arguments'] and module.params['dead_letter_exchange'] is None )
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) and
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(
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( 'x-dead-letter-routing-key' in response['arguments'] and response['arguments']['x-dead-letter-routing-key'] == module.params['dead_letter_routing_key'] ) or
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( 'x-dead-letter-routing-key' not in response['arguments'] and module.params['dead_letter_routing_key'] is None )
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)
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):
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module.fail_json(
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msg = "RabbitMQ RESTAPI doesn't support attribute changes for existing queues",
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)
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# Copy parameters to arguments as used by RabbitMQ
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for k,v in {
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'message_ttl': 'x-message-ttl',
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'auto_expires': 'x-expires',
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'max_length': 'x-max-length',
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'dead_letter_exchange': 'x-dead-letter-exchange',
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'dead_letter_routing_key': 'x-dead-letter-routing-key'
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}.items():
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if module.params[k]:
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module.params['arguments'][v] = module.params[k]
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# Exit if check_mode
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if module.check_mode:
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module.exit_json(
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changed= change_required,
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name = module.params['name'],
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details = response,
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arguments = module.params['arguments']
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)
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# Do changes
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if change_required:
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if module.params['state'] == 'present':
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r = requests.put(
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url,
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auth = (module.params['login_user'],module.params['login_password']),
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headers = { "content-type": "application/json"},
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data = json.dumps({
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"durable": module.params['durable'],
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"auto_delete": module.params['auto_delete'],
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"arguments": module.params['arguments']
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})
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)
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elif module.params['state'] == 'absent':
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r = requests.delete( url, auth = (module.params['login_user'],module.params['login_password']))
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if r.status_code == 204:
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module.exit_json(
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changed = True,
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name = module.params['name']
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)
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else:
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module.fail_json(
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msg = "Error creating queue",
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status = r.status_code,
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details = r.text
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)
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else:
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module.exit_json(
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changed = False,
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name = module.params['name']
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)
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# import module snippets
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from ansible.module_utils.basic import *
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main()
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