Module to manage f5 virtual servers
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Michael Perzel
Adrian Likins
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1 changed files with 244 additions and 0 deletions
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f5/bigip_gtm_virtual_server.py
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244
f5/bigip_gtm_virtual_server.py
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# (c) 2015, Michael Perzel
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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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DOCUMENTATION = '''
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---
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module: bigip_gtm_virtual_server
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short_description: "Manages F5 BIG-IP GTM virtual servers"
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description:
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- "Manages F5 BIG-IP GTM virtual servers"
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version_added: "2.2"
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author: 'Michael Perzel'
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notes:
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- "Requires BIG-IP software version >= 11.4"
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- "F5 developed module 'bigsuds' required (see http://devcentral.f5.com)"
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- "Best run as a local_action in your playbook"
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- "Tested with manager and above account privilege level"
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requirements:
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- bigsuds
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options:
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server:
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description:
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- BIG-IP host
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required: true
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user:
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description:
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- BIG-IP username
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required: true
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password:
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description:
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- BIG-IP password
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required: true
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state:
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description:
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- Virtual server state
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required: false
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default: present
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choices: ['present', 'absent','enabled','disabled']
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virtual_server_name:
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description:
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- Virtual server name
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required: True
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virtual_server_server:
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description:
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- Virtual server server
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required: true
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host:
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description:
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- Virtual server host
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required: false
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default: None
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aliases: ['address']
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port:
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description:
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- Virtual server port
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required: false
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default: None
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'''
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EXAMPLES = '''
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- name: Enable virtual server
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local_action: >
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bigip_gtm_virtual_server
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server=192.168.0.1
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user=admin
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password=mysecret
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virtual_server_name=myname
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virtual_server_server=myserver
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state=enabled
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'''
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RETURN = '''# '''
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try:
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import bigsuds
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except ImportError:
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bigsuds_found = False
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else:
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bigsuds_found = True
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def bigip_api(server, user, password):
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api = bigsuds.BIGIP(hostname=server, username=user, password=password)
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return api
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def server_exists(api, server):
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# hack to determine if virtual server exists
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result = False
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try:
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api.GlobalLB.Server.get_object_status([server])
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result = True
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except bigsuds.OperationFailed, e:
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if "was not found" in str(e):
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result = False
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else:
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# genuine exception
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raise
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return result
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def virtual_server_exists(api, name, server):
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# hack to determine if virtual server exists
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result = False
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try:
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virtual_server_id = {'name': name, 'server': server}
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api.GlobalLB.VirtualServerV2.get_object_status([virtual_server_id])
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result = True
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except bigsuds.OperationFailed, e:
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if "was not found" in str(e):
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result = False
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else:
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# genuine exception
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raise
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return result
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def add_virtual_server(api, virtual_server_name, virtual_server_server, address, port):
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addresses = {'address': address, 'port': port}
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virtual_server_id = {'name': virtual_server_name, 'server': virtual_server_server}
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api.GlobalLB.VirtualServerV2.create([virtual_server_id], [addresses])
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def remove_virtual_server(api, virtual_server_name, virtual_server_server):
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virtual_server_id = {'name': virtual_server_name, 'server': virtual_server_server}
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api.GlobalLB.VirtualServerV2.delete_virtual_server([virtual_server_id])
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def get_virtual_server_state(api, name, server):
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virtual_server_id = {'name': name, 'server': server}
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state = api.GlobalLB.VirtualServerV2.get_enabled_state([virtual_server_id])
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state = state[0].split('STATE_')[1].lower()
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return state
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def set_virtual_server_state(api, name, server, state):
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virtual_server_id = {'name': name, 'server': server}
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state = "STATE_%s" % state.strip().upper()
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api.GlobalLB.VirtualServerV2.set_enabled_state([virtual_server_id], [state])
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def main():
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module = AnsibleModule(
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argument_spec=dict(
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server=dict(type='str', required=True),
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user=dict(type='str', required=True),
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password=dict(type='str', required=True, no_log=True),
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state=dict(type='str', default='present', choices=['present', 'absent', 'enabled', 'disabled']),
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host=dict(type='str', default=None, aliases=['address']),
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port=dict(type='int', default=None),
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virtual_server_name=dict(type='str', required=True),
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virtual_server_server=dict(type='str', required=True)
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),
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supports_check_mode=True
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)
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if not bigsuds_found:
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module.fail_json(msg="the python bigsuds module is required")
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server = module.params['server']
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user = module.params['user']
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password = module.params['password']
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virtual_server_name = module.params['virtual_server_name']
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virtual_server_server = module.params['virtual_server_server']
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state = module.params['state']
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address = module.params['host']
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port = module.params['port']
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result = {'changed': False} # default
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try:
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api = bigip_api(server, user, password)
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if state == 'absent':
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if virtual_server_exists(api, virtual_server_name, virtual_server_server):
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if not module.check_mode:
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remove_virtual_server(api, virtual_server_name, virtual_server_server)
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result = {'changed': True}
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else:
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# check-mode return value
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result = {'changed': True}
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elif state == 'present':
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if virtual_server_name and virtual_server_server and address and port:
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if not virtual_server_exists(api, virtual_server_name, virtual_server_server):
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if not module.check_mode:
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if server_exists(api, virtual_server_server):
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add_virtual_server(api, virtual_server_name, virtual_server_server, address, port)
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result = {'changed': True}
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else:
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module.fail_json(msg="server does not exist")
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else:
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# check-mode return value
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result = {'changed': True}
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else:
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# virtual server exists -- potentially modify attributes --future feature
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result = {'changed': False}
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else:
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module.fail_json(msg="Address and port are required to create virtual server")
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elif state == 'enabled':
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if not virtual_server_exists(api, virtual_server_name, virtual_server_server):
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module.fail_json(msg="virtual server does not exist")
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if state != get_virtual_server_state(api, virtual_server_name, virtual_server_server):
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if not module.check_mode:
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set_virtual_server_state(api, virtual_server_name, virtual_server_server, state)
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result = {'changed': True}
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else:
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result = {'changed': True}
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elif state == 'disabled':
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if not virtual_server_exists(api, virtual_server_name, virtual_server_server):
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module.fail_json(msg="virtual server does not exist")
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if state != get_virtual_server_state(api, virtual_server_name, virtual_server_server):
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if not module.check_mode:
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set_virtual_server_state(api, virtual_server_name, virtual_server_server, state)
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result = {'changed': True}
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else:
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result = {'changed': True}
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except Exception, e:
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module.fail_json(msg="received exception: %s" % e)
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module.exit_json(**result)
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# import module snippets
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from ansible.module_utils.basic import *
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if __name__ == '__main__':
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main()
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