139 lines
4 KiB
Python
139 lines
4 KiB
Python
#!/usr/bin/python
|
|
#coding: utf-8 -*-
|
|
|
|
# (c) 2013, David Stygstra <david.stygstra@gmail.com>
|
|
#
|
|
# This file is part of Ansible
|
|
#
|
|
# This module 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.
|
|
#
|
|
# This software 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 this software. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
DOCUMENTATION = '''
|
|
---
|
|
module: openvswitch_port
|
|
version_added: 1.4
|
|
author: David Stygstra
|
|
short_description: Manage Open vSwitch ports
|
|
requirements: [ ovs-vsctl ]
|
|
description:
|
|
- Manage Open vSwitch ports
|
|
options:
|
|
bridge:
|
|
required: true
|
|
description:
|
|
- Name of bridge to manage
|
|
port:
|
|
required: true
|
|
description:
|
|
- Name of port to manage on the bridge
|
|
state:
|
|
required: false
|
|
default: "present"
|
|
choices: [ present, absent ]
|
|
description:
|
|
- Whether the port should exist
|
|
timeout:
|
|
required: false
|
|
default: 5
|
|
description:
|
|
- How long to wait for ovs-vswitchd to respond
|
|
'''
|
|
|
|
EXAMPLES = '''
|
|
# Creates port eth2 on bridge br-ex
|
|
- openvswitch_port: bridge=br-ex port=eth2 state=present
|
|
'''
|
|
|
|
|
|
class OVSPort(object):
|
|
def __init__(self, module):
|
|
self.module = module
|
|
self.bridge = module.params['bridge']
|
|
self.port = module.params['port']
|
|
self.state = module.params['state']
|
|
self.timeout = module.params['timeout']
|
|
|
|
def _vsctl(self, command):
|
|
'''Run ovs-vsctl command'''
|
|
return self.module.run_command(['ovs-vsctl', '-t', str(self.timeout)] + command)
|
|
|
|
def exists(self):
|
|
'''Check if the port already exists'''
|
|
rc, out, err = self._vsctl(['list-ports', self.bridge])
|
|
if rc != 0:
|
|
raise Exception(err)
|
|
return any(port.rstrip() == self.port for port in out.split('\n'))
|
|
|
|
def add(self):
|
|
'''Add the port'''
|
|
rc, _, err = self._vsctl(['add-port', self.bridge, self.port])
|
|
if rc != 0:
|
|
raise Exception(err)
|
|
|
|
def delete(self):
|
|
'''Remove the port'''
|
|
rc, _, err = self._vsctl(['del-port', self.bridge, self.port])
|
|
if rc != 0:
|
|
raise Exception(err)
|
|
|
|
def check(self):
|
|
'''Run check mode'''
|
|
try:
|
|
if self.state == 'absent' and self.exists():
|
|
changed = True
|
|
elif self.state == 'present' and not self.exists():
|
|
changed = True
|
|
else:
|
|
changed = False
|
|
except Exception, e:
|
|
self.module.fail_json(msg=str(e))
|
|
self.module.exit_json(changed=changed)
|
|
|
|
def run(self):
|
|
'''Make the necessary changes'''
|
|
changed = False
|
|
try:
|
|
if self.state == 'absent':
|
|
if self.exists():
|
|
self.delete()
|
|
changed = True
|
|
elif self.state == 'present':
|
|
if not self.exists():
|
|
self.add()
|
|
changed = True
|
|
except Exception, e:
|
|
self.module.fail_json(msg=str(e))
|
|
self.module.exit_json(changed=changed)
|
|
|
|
|
|
def main():
|
|
module = AnsibleModule(
|
|
argument_spec={
|
|
'bridge': {'required': True},
|
|
'port': {'required': True},
|
|
'state': {'default': 'present', 'choices': ['present', 'absent']},
|
|
'timeout': {'default': 5, 'type': 'int'}
|
|
},
|
|
supports_check_mode=True,
|
|
)
|
|
|
|
port = OVSPort(module)
|
|
if module.check_mode:
|
|
port.check()
|
|
else:
|
|
port.run()
|
|
|
|
|
|
# import module snippets
|
|
from ansible.module_utils.basic import *
|
|
main()
|