#!/usr/bin/python # -*- coding: utf-8 -*- # (c) 2013, Darryl Stoflet <stoflet@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: monit short_description: Manage the state of a program monitored via Monit description: - Manage the state of a program monitored via I(Monit) version_added: "1.2" options: name: description: - The name of the I(monit) program/process to manage required: true default: null state: description: - The state of service required: true default: null choices: [ "present", "started", "stopped", "restarted", "monitored", "unmonitored", "reloaded" ] requirements: [ ] author: Darryl Stoflet ''' EXAMPLES = ''' # Manage the state of program "httpd" to be in "started" state. - monit: name=httpd state=started ''' def main(): arg_spec = dict( name=dict(required=True), state=dict(required=True, choices=['present', 'started', 'restarted', 'stopped', 'monitored', 'unmonitored', 'reloaded']) ) module = AnsibleModule(argument_spec=arg_spec, supports_check_mode=True) name = module.params['name'] state = module.params['state'] MONIT = module.get_bin_path('monit', True) if state == 'reloaded': if module.check_mode: module.exit_json(changed=True) rc, out, err = module.run_command('%s reload' % MONIT) module.exit_json(changed=True, name=name, state=state) rc, out, err = module.run_command('%s summary | grep "Process \'%s\'"' % (MONIT, name)) present = name in out if not present and not state == 'present': module.fail_json(msg='%s process not presently configured with monit' % name, name=name, state=state) if state == 'present': if not present: if module.check_mode: module.exit_json(changed=True) module.run_command('%s reload' % MONIT, check_rc=True) rc, out, err = module.run_command('%s summary | grep %s' % (MONIT, name)) if name in out: module.exit_json(changed=True, name=name, state=state) else: module.fail_json(msg=out, name=name, state=state) module.exit_json(changed=False, name=name, state=state) rc, out, err = module.run_command('%s summary | grep %s' % (MONIT, name)) running = 'running' in out.lower() if running and (state == 'started' or state == 'monitored'): module.exit_json(changed=False, name=name, state=state) if running and state == 'monitored': module.exit_json(changed=False, name=name, state=state) if running and state == 'stopped': if module.check_mode: module.exit_json(changed=True) module.run_command('%s stop %s' % (MONIT, name)) rc, out, err = module.run_command('%s summary | grep %s' % (MONIT, name)) if 'Not monitored' in out or 'stop pending' in out: module.exit_json(changed=True, name=name, state=state) module.fail_json(msg=out) if running and state == 'unmonitored': if module.check_mode: module.exit_json(changed=True) module.run_command('%s unmonitor %s' % (MONIT, name)) rc, out, err = module.run_command('%s summary | grep %s' % (MONIT, name)) if 'Not monitored' in out: module.exit_json(changed=True, name=name, state=state) module.fail_json(msg=out) elif state == 'restarted': if module.check_mode: module.exit_json(changed=True) module.run_command('%s stop %s' % (MONIT, name)) rc, out, err = module.run_command('%s start %s' % (MONIT, name)) if 'Initializing' in out: module.exit_json(changed=True, name=name, state=state) module.fail_json(msg=out) elif not running and state == 'started': if module.check_mode: module.exit_json(changed=True) module.run_command('%s start %s' % (MONIT, name)) rc, out, err = module.run_command('%s summary | grep %s' % (MONIT, name)) if 'Initializing' in out or 'start pending' in out: module.exit_json(changed=True, name=name, state=state) module.fail_json(msg=out) elif not running and state == 'monitored': if module.check_mode: module.exit_json(changed=True) module.run_command('%s monitor %s' % (MONIT, name)) rc, out, err = module.run_command('%s summary | grep %s' % (MONIT, name)) if 'Initializing' in out or 'start pending' in out: module.exit_json(changed=True, name=name, state=state) module.fail_json(msg=out) module.exit_json(changed=False, name=name, state=state) # this is magic, see lib/ansible/module_common.py #<<INCLUDE_ANSIBLE_MODULE_COMMON>> main()