ansible/net_infrastructure/a10_virtual

#!/usr/bin/python
# -*- coding: utf-8 -*-

"""
Ansible module to manage A10 Networks slb virtual server objects
(c) 2014, Mischa Peters <mpeters@a10networks.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: a10_virtual_server
version_added: 1.0
short_description: Manage A10 Networks AX/SoftAX/Thunder/vThunder devices
description:
    - Manage slb virtual server objects on A10 Networks devices via aXAPI
author: Mischa Peters
notes:
    - Requires A10 Networks aXAPI 2.1
requirements:
    - urllib2
    - re
options:
  host:
    description:
      - hostname or ip of your A10 Networks device
    required: true
    default: null
    aliases: []
    choices: []
  username:
    description:
      - admin account of your A10 Networks device
    required: true
    default: null
    aliases: ['user', 'admin']
    choices: []
  password:
    description:
      - admin password of your A10 Networks device
    required: true
    default: null
    aliases: ['pass', 'pwd']
    choices: []
  virtual_server:
    description:
      - slb virtual server name
    required: true
    default: null
    aliases: ['vip', 'virtual']
    choices: []
  virtual_server_ip:
    description:
      - slb virtual server ip address
    required: false
    default: null
    aliases: ['ip', 'address']
    choices: []
  virtual_server_status:
    description:
      - slb virtual server status
    required: false
    default: enable
    aliases: ['status']
    choices: ['enabled', 'disabled']
  virtual_server_port:
    description:
      - slb virtual server port
    required: false
    default: round-robin
    aliases: ['port', 'vport']
    choices: []
  virtual_server_type:
    description:
      - slb virtual server port type
    required: false
    default: null
    aliases: ['proto', 'protocol']
    choices: ['tcp', 'udp', 'fast-http', 'http', 'https']
  virtual_server_port_status:
    description:
      - slb virtual server port status
    required: false
    default: enable
    aliases: ['status']
    choices: ['enabled', 'disabled']
  service_group:
    description:
      - slb virtual server service-group
    required: false
    default: enabled
    aliases: ['pool', 'group']
    choices: []
  state:
    description:
      - create, update or remove slb virtual server
    required: false
    default: present
    aliases: []
    choices: ['present', 'absent']
'''

EXAMPLES = '''
# Create a new virtual server
ansible host -m a10_virtual -a "host=a10adc.example.com username=axapiuser password=axapipass virtual_server=vip1 virtual_server_ip=192.168.1.20"

# Add a virtual port
ansible host -m a10_virtual -a "host=a10adc.example.com username=axapiuser password=axapipass virtual_server=vip1 virtual_server_ip=192.168.1.20 virtual_server_port=80 virtual_server_port_type=http service_group=sg-80-tcp"

# Disable a virtual server
ansible host -m a10_virtual -a "host=a10adc.example.com username=axapiuser password=axapipass virtual_server=vip1 status=disable"

# Disable a virtual server port
ansible host -m a10_virtual -a "host=a10adc.example.com username=axapiuser password=axapipass virtual_server=vip1 virtual_server_port=80 virtual_server_port_type=http virtual_server_port_status=disable"
'''

import urllib2

def axapi_call(url, post=None):
    result = urllib2.urlopen(url, post).read()
    return result

def axapi_authenticate(base_url, user, pwd):
    url = base_url + '&method=authenticate&username=' + user + '&password=' + pwd
    sessid = json.loads(axapi_call(url))['session_id']
    result = base_url + '&session_id=' + sessid
    return result

def main():
    global module
    module = AnsibleModule(
        argument_spec=dict(
            host = dict(type='str', required=True),
            username = dict(type='str', aliases=['user', 'admin'], required=True),
            password = dict(type='str', aliases=['pass', 'pwd'], required=True),
            virtual_server = dict(type='str', aliases=['vip', 'virtual'], required=True),
            virtual_server_ip = dict(type='str', aliases=['ip', 'address']),
            virtual_server_status = dict(type='str', default='enabled', aliases=['status'], choices=['enabled', 'disabled']),
            virtual_server_port = dict(type='int', aliases=['port', 'vport']),
            virtual_server_port_type = dict(type='str', aliases=['proto', 'protocol'], choices=['tcp', 'udp', 'fast-http', 'http', 'https']),
            virtual_server_port_status = dict(type='str', default='enabled', aliases=['portstatus', 'port_status'], choices=['enabled', 'disabled']),
            service_group = dict(type='str', aliases=['pool', 'group']),
            state = dict(type='str', default='present', choices=['present', 'absent']),
        ),
        supports_check_mode=False
    )

    host = module.params['host']
    user = module.params['username']
    pwd = module.params['password']
    slb_virtual = module.params['virtual_server']
    slb_virtual_ip = module.params['virtual_server_ip']
    slb_virtual_status = module.params['virtual_server_status']
    slb_virtual_port = module.params['virtual_server_port']
    slb_virtual_port_type = module.params['virtual_server_port_type']
    slb_virtual_port_status = module.params['virtual_server_port_status']
    slb_service_group = module.params['service_group']
    state = module.params['state']

    axapi_base_url = 'https://' + host + '/services/rest/V2.1/?format=json'
    vport_types = { 'tcp': 2,
                    'udp': 3,
                    'fast-http': 9,
                    'http': 11,
                    'https': 12}

    if slb_virtual_status == 'enabled':
        status = '1'
    else:
        status = '0'

    if slb_virtual_port_status == 'enabled':
        port_status = '1'
    else:
        port_status = '0'

    if slb_virtual is None:
        module.fail_json(msg='virtual_server is required')

    try:
        session_url = axapi_authenticate(axapi_base_url, user, pwd)

        if state == 'present':
            find_slb_virtual = axapi_call(session_url + '&method=slb.virtual_server.search', json.dumps({ 'name': slb_virtual }))
            slb_virtual_fail = re.search('status": "fail', find_slb_virtual, re.I)

            if slb_virtual_fail:
                if slb_virtual_port is None and slb_virtual_port_type is None and slb_service_group is None:
                    json_post = { 'virtual_server': { 'name': slb_virtual, 'address': slb_virtual_ip, 'status': status }}
                elif slb_virtual_port is not None and slb_virtual_port_type is not None and slb_service_group is None:
                    json_post = { 'virtual_server': { 'name': slb_virtual, 'address': slb_virtual_ip, 'status': status, 'vport_list': [{ 'protocol': vport_types[slb_virtual_port_type], 'port': slb_virtual_port }]}}
                elif slb_virtual_port is not None and slb_virtual_port_type is not None and slb_service_group is not None:
                    json_post = { 'virtual_server': { 'name': slb_virtual, 'address': slb_virtual_ip, 'status': status, 'vport_list': [{ 'protocol': vport_types[slb_virtual_port_type], 'port': slb_virtual_port, 'service_group': slb_service_group }]}}
                else:
                    module.fail_json(msg='virtual_server_port and virtual_server_type are required to create the virtual port')

                response = axapi_call(session_url + '&method=slb.virtual_server.create', json.dumps(json_post))
            else:
                response = axapi_call(session_url + '&method=slb.virtual_server.search', json.dumps({ 'name': slb_virtual }))
                slb_virtual_port_exist = re.search('"port":' + str(slb_virtual_port), response, re.I)
                current_status = json.loads(response)['virtual_server']['status']
                current_port_status = 1

                if slb_virtual_port_exist:
                    vport_list = json.loads(response)['virtual_server']['vport_list']
                    if vport_list:
                        for port in range(len(vport_list)):
                            if slb_virtual_port == str(vport_list[port]['port']):
                                current_port_status = vport_list[port]['port']

                    json_post = { 'address': slb_virtual_ip, 'vport': { 'protocol': vport_types[slb_virtual_port_type], 'port': slb_virtual_port, 'service_group': slb_service_group }, 'status': port_status }
                    response = axapi_call(session_url + '&method=slb.virtual_server.vport.update', json.dumps(json_post))
                else:
                    if slb_service_group is None:
                        module.fail_json(msg='service_group is required')
                    json_post = { 'name': slb_virtual, 'vport': { 'protocol': vport_types[slb_virtual_port_type], 'port': slb_virtual_port, 'service_group': slb_service_group }, 'status': port_status }
                    response = axapi_call(session_url + '&method=slb.virtual_server.vport.create', json.dumps(json_post))

                if current_status != status:
                    json_post = { 'virtual_server': { 'name': slb_virtual, 'address': slb_virtual_ip, 'status': status }}
                    response = axapi_call(session_url + '&method=slb.virtual_server.update', json.dumps(json_post))

                if current_port_status != port_status:
                    json_post = { 'address': slb_virtual_ip, 'vport': { 'protocol': vport_types[slb_virtual_port_type], 'port': slb_virtual_port }, 'status': port_status }
                    response = axapi_call(session_url + '&method=slb.virtual_server.vport.update', json.dumps(json_post))

        if state == 'absent':
            if slb_virtual_port is not None and slb_virtual_port_type is not None:
                response = axapi_call(session_url + '&method=slb.virtual_server.vport.delete', json.dumps({ 'name': slb_virtual, 'vport': { 'protocol': vport_types[slb_virtual_port_type], 'port': slb_virtual_port }}))
            elif slb_virtual_port is None and slb_virtual_port_type is None:
                response = axapi_call(session_url + '&method=slb.virtual_server.delete', json.dumps({ 'name': slb_virtual }))
            else:
                module.fail_json(msg='virtual_server_port and virtual_server_type are required to remove the virtual port')

        result = json.loads(response)
        axapi_call(session_url + '&method=session.close')

    except Exception, e:
        return module.fail_json(msg='received exception: %s' % e)

    module.exit_json(changed=True, content=result)

from ansible.module_utils.basic import *
main()