text: #!/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()
  