diff --git a/rabbitmq_parameter b/rabbitmq_parameter new file mode 100644 index 00000000000..d2d86fb8b86 --- /dev/null +++ b/rabbitmq_parameter @@ -0,0 +1,138 @@ +#!/usr/bin/python +# -*- coding: utf-8 -*- + +# (c) 2013, Chatham Financial +# +# 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 . + +DOCUMENTATION = ''' +--- +module: rabbitmq_parameter +short_description: Adds or removes parameters to RabbitMQ +description: + - Manage dynamic, cluster-wide parameters for RabbitMQ +version_added: 1.1 +author: Chris Hoffman +options: + component: + description: + - Name of the component of which the parameter is being set + required: true + default: null + name: + description: + - Name of the parameter being set + required: true + default: null + value: + description: + - Value of the parameter, as a JSON term + required: false + default: null + vhost: + description: + - vhost to apply access privileges. + required: false + default: / + state: + description: + - Specify if user is to be added or removed + required: false + default: present + choices: [present, absent] +examples: + - code: rabbitmq_parameter: component=federation name=local-username value='"guest"' state=present + description: Add the federation parameter local_username to value of guest +''' + +class RabbitMqParameter(object): + def __init__(self, module, component, name, value, vhost): + self.module = module + self.component = component + self.name = name + self.value = value + self.vhost = vhost + + self._value = None + + self._rabbitmqctl = module.get_bin_path('rabbitmqctl', True) + + def _exec(self, args, run_in_check_mode=False): + if not self.module.check_mode or (self.module.check_mode and run_in_check_mode): + cmd = [self._rabbitmqctl, '-q'] + rc, out, err = self.module.run_command(cmd + args, check_rc=True) + return out.splitlines() + return list() + + def get(self): + parameters = self._exec(['list_parameters', '-p', self.vhost], True) + + for param_item in parameters: + component, name, value = param_item.split('\t') + + if component == self.component and name == self.name: + self._value = value + return True + return False + + def set(self): + self._exec(['set_parameter', '-p', self.vhost, self.component, self.name, self.value]) + + def delete(self): + self._exec(['clear_parameter', '-p', self.vhost, self.component, self.name]) + + def has_modifications(self): + return self.value != self._value + +def main(): + arg_spec = dict( + component=dict(required=True), + name=dict(required=True), + value=dict(default=None), + vhost=dict(default='/'), + state=dict(default='present', choices=['present', 'absent']) + ) + module = AnsibleModule( + argument_spec=arg_spec, + supports_check_mode=True + ) + + component = module.params['component'] + name = module.params['name'] + value = module.params['value'] + vhost = module.params['vhost'] + state = module.params['state'] + + rabbitmq_parameter = RabbitMqParameter(module, component, name, value, vhost) + + changed = False + if rabbitmq_parameter.get(): + if state == 'absent': + rabbitmq_parameter.delete() + changed = True + else: + if rabbitmq_parameter.has_modifications(): + rabbitmq_parameter.set() + changed = True + elif state == 'present': + rabbitmq_parameter.set() + changed = True + + module.exit_json(changed=changed, component=component, name=name, vhost=vhost, state=state) + +# this is magic, see lib/ansible/module_common.py +#<> +main()