#!/usr/bin/python # -*- coding: utf-8 -*- # Copyright: (c) 2015, Manuel Sousa <manuel.sousa@gmail.com> # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) from __future__ import absolute_import, division, print_function __metaclass__ = type ANSIBLE_METADATA = {'metadata_version': '1.1', 'status': ['preview'], 'supported_by': 'community'} DOCUMENTATION = ''' --- module: rabbitmq_queue author: Manuel Sousa (@manuel-sousa) version_added: "2.0" short_description: Manage rabbitMQ queues description: - This module uses rabbitMQ Rest API to create/delete queues requirements: [ "requests >= 1.0.0" ] options: name: description: - Name of the queue required: true state: description: - Whether the queue should be present or absent choices: [ "present", "absent" ] default: present durable: description: - whether queue is durable or not type: bool default: 'yes' auto_delete: description: - if the queue should delete itself after all queues/queues unbound from it type: bool default: 'no' message_ttl: description: - How long a message can live in queue before it is discarded (milliseconds) default: forever auto_expires: description: - How long a queue can be unused before it is automatically deleted (milliseconds) default: forever max_length: description: - How many messages can the queue contain before it starts rejecting default: no limit dead_letter_exchange: description: - Optional name of an exchange to which messages will be republished if they - are rejected or expire dead_letter_routing_key: description: - Optional replacement routing key to use when a message is dead-lettered. - Original routing key will be used if unset max_priority: description: - Maximum number of priority levels for the queue to support. - If not set, the queue will not support message priorities. - Larger numbers indicate higher priority. version_added: "2.4" arguments: description: - extra arguments for queue. If defined this argument is a key/value dictionary default: {} extends_documentation_fragment: - rabbitmq ''' EXAMPLES = ''' # Create a queue - rabbitmq_queue: name: myQueue # Create a queue on remote host - rabbitmq_queue: name: myRemoteQueue login_user: user login_password: secret login_host: remote.example.org ''' import json import traceback REQUESTS_IMP_ERR = None try: import requests HAS_REQUESTS = True except ImportError: REQUESTS_IMP_ERR = traceback.format_exc() HAS_REQUESTS = False from ansible.module_utils.basic import AnsibleModule, missing_required_lib from ansible.module_utils.six.moves.urllib import parse as urllib_parse from ansible.module_utils.rabbitmq import rabbitmq_argument_spec def main(): argument_spec = rabbitmq_argument_spec() argument_spec.update( dict( state=dict(default='present', choices=['present', 'absent'], type='str'), name=dict(required=True, type='str'), durable=dict(default=True, type='bool'), auto_delete=dict(default=False, type='bool'), message_ttl=dict(default=None, type='int'), auto_expires=dict(default=None, type='int'), max_length=dict(default=None, type='int'), dead_letter_exchange=dict(default=None, type='str'), dead_letter_routing_key=dict(default=None, type='str'), arguments=dict(default=dict(), type='dict'), max_priority=dict(default=None, type='int') ) ) module = AnsibleModule(argument_spec=argument_spec, supports_check_mode=True) url = "%s://%s:%s/api/queues/%s/%s" % ( module.params['login_protocol'], module.params['login_host'], module.params['login_port'], urllib_parse.quote(module.params['vhost'], ''), module.params['name'] ) if not HAS_REQUESTS: module.fail_json(msg=missing_required_lib("requests"), exception=REQUESTS_IMP_ERR) result = dict(changed=False, name=module.params['name']) # Check if queue already exists r = requests.get(url, auth=(module.params['login_user'], module.params['login_password']), verify=module.params['ca_cert'], cert=(module.params['client_cert'], module.params['client_key'])) if r.status_code == 200: queue_exists = True response = r.json() elif r.status_code == 404: queue_exists = False response = r.text else: module.fail_json( msg="Invalid response from RESTAPI when trying to check if queue exists", details=r.text ) if module.params['state'] == 'present': change_required = not queue_exists else: change_required = queue_exists # Check if attributes change on existing queue 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 ( ('x-message-ttl' in response['arguments'] and response['arguments']['x-message-ttl'] == module.params['message_ttl']) or ('x-message-ttl' not in response['arguments'] and module.params['message_ttl'] is None) ) and ( ('x-expires' in response['arguments'] and response['arguments']['x-expires'] == module.params['auto_expires']) or ('x-expires' not in response['arguments'] and module.params['auto_expires'] is None) ) and ( ('x-max-length' in response['arguments'] and response['arguments']['x-max-length'] == module.params['max_length']) or ('x-max-length' not in response['arguments'] and module.params['max_length'] is None) ) and ( ('x-dead-letter-exchange' in response['arguments'] and response['arguments']['x-dead-letter-exchange'] == module.params['dead_letter_exchange']) or ('x-dead-letter-exchange' not in response['arguments'] and module.params['dead_letter_exchange'] is None) ) and ( ('x-dead-letter-routing-key' in response['arguments'] and response['arguments']['x-dead-letter-routing-key'] == module.params['dead_letter_routing_key']) or ('x-dead-letter-routing-key' not in response['arguments'] and module.params['dead_letter_routing_key'] is None) ) and ( ('x-max-priority' in response['arguments'] and response['arguments']['x-max-priority'] == module.params['max_priority']) or ('x-max-priority' not in response['arguments'] and module.params['max_priority'] is None) ) ): module.fail_json( msg="RabbitMQ RESTAPI doesn't support attribute changes for existing queues", ) # Copy parameters to arguments as used by RabbitMQ for k, v in { 'message_ttl': 'x-message-ttl', 'auto_expires': 'x-expires', 'max_length': 'x-max-length', 'dead_letter_exchange': 'x-dead-letter-exchange', 'dead_letter_routing_key': 'x-dead-letter-routing-key', 'max_priority': 'x-max-priority' }.items(): if module.params[k] is not None: module.params['arguments'][v] = module.params[k] # Exit if check_mode if module.check_mode: result['changed'] = change_required result['details'] = response result['arguments'] = module.params['arguments'] module.exit_json(**result) # 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'], "arguments": module.params['arguments'] }), verify=module.params['ca_cert'], cert=(module.params['client_cert'], module.params['client_key']) ) elif module.params['state'] == 'absent': r = requests.delete(url, auth=(module.params['login_user'], module.params['login_password']), verify=module.params['ca_cert'], cert=(module.params['client_cert'], module.params['client_key'])) # RabbitMQ 3.6.7 changed this response code from 204 to 201 if r.status_code == 204 or r.status_code == 201: result['changed'] = True module.exit_json(**result) else: module.fail_json( msg="Error creating queue", status=r.status_code, details=r.text ) else: module.exit_json( changed=False, name=module.params['name'] ) if __name__ == '__main__': main()