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116 lines
3.5 KiB
Python
116 lines
3.5 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2012, Matt Wright <matt@nobien.net>
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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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def _find_supervisorctl():
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paths = ['/usr/local/bin', '/usr/bin']
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for p in paths:
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e = p + '/supervisorctl'
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if os.path.exists(e):
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return e
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def _is_present(name):
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rc, out, err = _run('%s status' % _find_supervisorctl())
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return name in out
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def _is_running(name):
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rc, out, err = _run('%s status %s' % (_find_supervisorctl(), name))
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return 'RUNNING' in out
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def _run(cmd):
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# returns (rc, stdout, stderr) from shell command
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process = subprocess.Popen(cmd, stdout=subprocess.PIPE,
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stderr=subprocess.PIPE, shell=True)
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stdout, stderr = process.communicate()
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return (process.returncode, stdout, stderr)
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def main():
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arg_spec = dict(
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name=dict(required=True),
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state=dict(required=True, choices=['present', 'started', 'restarted', 'stopped'])
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)
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module = AnsibleModule(argument_spec=arg_spec)
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name = module.params['name']
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state = module.params['state']
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SUPERVISORCTL = _find_supervisorctl()
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if SUPERVISORCTL is None:
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module.fail_json(msg='supervisorctl is not installed')
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present = _is_present(name)
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if state == 'present':
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if not present:
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_run('%s reread' % SUPERVISORCTL)
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rc, out, err = _run('%s add %s' % (SUPERVISORCTL, name))
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if '%s: added process group' % name in out:
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module.exit_json(changed=True, name=name, state=state)
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else:
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module.fail_json(msg=out, name=name, state=state)
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module.exit_json(changed=False, name=name, state=state)
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running = _is_running(name)
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if running and state == 'started':
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module.exit_json(changed=False, name=name, state=state)
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if running and state == 'stopped':
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rc, out, err = _run('%s stop %s' % (SUPERVISORCTL, name))
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if '%s: stopped' % name in out:
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module.exit_json(changed=True, name=name, state=state)
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module.fail_json(msg=out)
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elif running and state == 'restarted':
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rc, out, err = _run('%s update %s' % (SUPERVISORCTL, name))
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rc, out, err = _run('%s restart %s' % (SUPERVISORCTL, name))
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if '%s: stopped' % name in out and '%s: started' % name in out:
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module.exit_json(changed=True, name=name, state=state)
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module.fail_json(msg=out)
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elif not running and state == 'started':
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rc, out, err = _run('%s start %s' % (SUPERVISORCTL, name))
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if '%s: started' % name in out:
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module.exit_json(changed=True, name=name, state=state)
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module.fail_json(msg=out)
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elif not running and state == 'restarted':
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module.fail_json(msg='Could not restart `%s` because it is not running' % name)
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module.exit_json(changed=False, name=name, state=state)
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# this is magic, see lib/ansible/module_common.py
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#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
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main()
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