414 lines
14 KiB
Python
414 lines
14 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2015, Etienne Carriere <etienne.carriere@gmail.com>
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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_virtual_server
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short_description: "Manages F5 BIG-IP LTM virtual servers"
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description:
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- "Manages F5 BIG-IP LTM virtual servers via iControl SOAP API"
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version_added: "2.0"
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author: Etienne Carriere
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notes:
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- "Requires BIG-IP software version >= 11"
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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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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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default: null
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choices: []
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aliases: []
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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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default: null
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choices: []
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aliases: []
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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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default: null
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choices: []
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aliases: []
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validate_certs:
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description:
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- If C(no), SSL certificates will not be validated. This should only be used
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on personally controlled sites using self-signed certificates.
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required: false
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default: 'yes'
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choices: ['yes', 'no']
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version_added: 2.0
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state:
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description:
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- Pool member state
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required: true
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default: present
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choices: ['present', 'absent', 'enabled', 'disabled']
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aliases: []
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partition:
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description:
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- Partition
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required: false
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default: 'Common'
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choices: []
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aliases: []
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name:
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description:
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- "Virtual server name."
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required: true
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default: null
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choices: []
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aliases: ['vs']
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destination:
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description:
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- "Destination IP of the virtual server (only host is currently supported) . Required when state=present and vs does not exist. Error when state=absent."
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required: true
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default: null
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choices: []
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aliases: ['address', 'ip']
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port:
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description:
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- "Port of the virtual server . Required when state=present and vs does not exist"
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required: true
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default: null
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choices: []
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aliases: []
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all_profiles:
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description:
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- "List of all Profiles (HTTP,ClientSSL,ServerSSL,etc) that must be used by the virtual server"
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required: false
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default: null
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choices: []
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aliases: []
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pool:
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description:
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- "Default pool for the virtual server"
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required: false
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default: null
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choices: []
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aliases: []
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snat:
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description:
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- "Source network address policy"
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required: false
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default: None
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choices: []
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aliases: []
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description:
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description:
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- "Virtual server description."
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required: false
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default: null
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choices: []
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'''
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EXAMPLES = '''
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## playbook task examples:
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---
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# file bigip-test.yml
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# ...
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- name: Add VS
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local_action:
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module: bigip_virtual_server
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server: lb.mydomain.net
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user: admin
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password: secret
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state: present
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partition: MyPartition
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name: myvirtualserver
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destination: "{{ ansible_default_ipv4["address"] }}"
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port: 443
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pool: "{{ mypool }}"
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snat: Automap
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description: Test Virtual Server
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all_profiles:
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- http
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- clientssl
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- name: Modify Port of the Virtual Server
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local_action:
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module: bigip_virtual_server
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server: lb.mydomain.net
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user: admin
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password: secret
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state: present
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partition: MyPartition
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name: myvirtualserver
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port: 8080
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- name: Delete pool
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local_action:
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module: bigip_virtual_server
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server: lb.mydomain.net
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user: admin
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password: secret
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state: absent
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partition: MyPartition
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name: myvirtualserver
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'''
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# ==========================
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# bigip_virtual_server module specific
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#
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# map of state values
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STATES={'enabled': 'STATE_ENABLED',
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'disabled': 'STATE_DISABLED'}
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STATUSES={'enabled': 'SESSION_STATUS_ENABLED',
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'disabled': 'SESSION_STATUS_DISABLED',
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'offline': 'SESSION_STATUS_FORCED_DISABLED'}
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def vs_exists(api, vs):
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# hack to determine if pool exists
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result = False
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try:
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api.LocalLB.VirtualServer.get_object_status(virtual_servers=[vs])
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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 vs_create(api,name,destination,port,pool):
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_profiles=[[{'profile_context': 'PROFILE_CONTEXT_TYPE_ALL', 'profile_name': 'tcp'}]]
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try:
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api.LocalLB.VirtualServer.create(
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definitions = [{'name': [name], 'address': [destination], 'port': port, 'protocol': 'PROTOCOL_TCP'}],
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wildmasks = ['255.255.255.255'],
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resources = [{'type': 'RESOURCE_TYPE_POOL', 'default_pool_name': pool}],
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profiles = _profiles)
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result = True
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desc = 0
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except Exception, e :
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print e.args
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def vs_remove(api,name):
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api.LocalLB.VirtualServer.delete_virtual_server(virtual_servers = [name ])
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def get_profiles(api,name):
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return api.LocalLB.VirtualServer.get_profile(virtual_servers = [name])[0]
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def set_profiles(api,name,profiles_list):
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if profiles_list is None:
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return False
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current_profiles=map(lambda x:x['profile_name'], get_profiles(api,name))
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to_add_profiles=[]
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for x in profiles_list:
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if x not in current_profiles:
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to_add_profiles.append({'profile_context': 'PROFILE_CONTEXT_TYPE_ALL', 'profile_name': x})
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to_del_profiles=[]
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for x in current_profiles:
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if (x not in profiles_list) and (x!= "/Common/tcp"):
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to_del_profiles.append({'profile_context': 'PROFILE_CONTEXT_TYPE_ALL', 'profile_name': x})
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changed=False
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if len(to_del_profiles)>0:
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api.LocalLB.VirtualServer.remove_profile(virtual_servers = [name],profiles = [to_del_profiles])
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changed=True
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if len(to_add_profiles)>0:
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api.LocalLB.VirtualServer.add_profile(virtual_servers = [name],profiles= [to_add_profiles])
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changed=True
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return changed
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def set_snat(api,name,snat):
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current_state=get_snat_type(api,name)
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update = False
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if snat is None:
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return update
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if snat == 'None' and current_state != 'SRC_TRANS_NONE':
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api.LocalLB.VirtualServer.set_source_address_translation_none(virtual_servers = [name])
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update = True
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if snat == 'Automap' and current_state != 'SRC_TRANS_AUTOMAP':
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api.LocalLB.VirtualServer.set_source_address_translation_automap(virtual_servers = [name])
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update = True
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return update
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def get_snat_type(api,name):
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return api.LocalLB.VirtualServer.get_source_address_translation_type(virtual_servers = [name])[0]
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def get_pool(api,name):
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return api.LocalLB.VirtualServer.get_default_pool_name(virtual_servers = [name])[0]
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def set_pool(api,name,pool):
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current_pool = get_pool (api,name)
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updated=False
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if pool is not None and (pool != current_pool):
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api.LocalLB.VirtualServer.set_default_pool_name(virtual_servers = [name],default_pools = [pool])
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updated=True
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return updated
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def get_destination(api,name):
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return api.LocalLB.VirtualServer.get_destination_v2(virtual_servers = [name])[0]
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def set_destination(api,name,destination,port):
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current_destination = get_destination(api,name)
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updated=False
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if (destination is not None and port is not None) and (destination != current_destination['address'] or port != current_destination['port']):
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api.LocalLB.VirtualServer.set_destination_v2(virtual_servers = [name],destinations=[{'address': destination, 'port':port}])
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updated=True
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return updated
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def get_description(api,name):
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return api.LocalLB.VirtualServer.get_description(virtual_servers = [name])[0]
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def set_description(api,name,description):
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current_description = get_description(api,name)
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updated=False
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if description is not None and current_description != description:
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api.LocalLB.VirtualServer.set_description(virtual_servers =[name],descriptions=[description])
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updated=True
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return updated
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def main():
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argument_spec = f5_argument_spec()
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argument_spec.update( dict(
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state = dict(type='str', default='present',
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choices=['present', 'absent', 'disabled', 'enabled']),
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name = dict(type='str', required=True,aliases=['vs']),
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destination = dict(type='str', aliases=['address', 'ip']),
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port = dict(type='int'),
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all_profiles = dict(type='list'),
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pool=dict(type='str'),
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description = dict(type='str'),
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snat=dict(type='str')
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)
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)
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module = AnsibleModule(
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argument_spec = argument_spec,
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supports_check_mode=True
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)
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(server,user,password,state,partition,validate_certs) = f5_parse_arguments(module)
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name = fq_name(partition,module.params['name'])
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destination=module.params['destination']
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port=module.params['port']
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all_profiles=fq_list_names(partition,module.params['all_profiles'])
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pool=fq_name(partition,module.params['pool'])
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description = module.params['description']
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snat = module.params['snat']
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if 1 > port > 65535:
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module.fail_json(msg="valid ports must be in range 1 - 65535")
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try:
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api = bigip_api(server, user, password)
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result = {'changed': False} # default
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if state == 'absent':
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if not module.check_mode:
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if vs_exists(api,name):
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# hack to handle concurrent runs of module
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# pool might be gone before we actually remove
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try:
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vs_remove(api,name)
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result = {'changed' : True, 'deleted' : name }
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except bigsuds.OperationFailed, e:
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if "was not found" in str(e):
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result['changed']= False
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else:
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raise
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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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update = False
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if not vs_exists(api, name):
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if (not destination) or (not port):
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module.fail_json(msg="both destination and port must be supplied to create a VS")
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if not module.check_mode:
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# a bit of a hack to handle concurrent runs of this module.
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# even though we've checked the pool doesn't exist,
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# it may exist by the time we run create_pool().
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# this catches the exception and does something smart
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# about it!
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try:
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vs_create(api,name,destination,port,pool)
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result = {'changed': True}
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except bigsuds.OperationFailed, e:
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if "already exists" in str(e):
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update = True
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else:
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raise
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else:
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set_profiles(api,name,all_profiles)
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set_snat(api,name,snat)
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set_description(api,name,description)
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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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update = True
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if update:
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# VS exists
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if not module.check_mode:
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# Have a transaction for all the changes
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api.System.Session.start_transaction()
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result['changed']|=set_destination(api,name,fq_name(partition,destination),port)
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result['changed']|=set_pool(api,name,pool)
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result['changed']|=set_description(api,name,description)
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result['changed']|=set_snat(api,name,snat)
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result['changed']|=set_profiles(api,name,all_profiles)
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api.System.Session.submit_transaction()
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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 in ('disabled', 'enabled'):
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if name is None:
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module.fail_json(msg="name parameter required when " \
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"state=enabled/disabled")
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if not module.check_mode:
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pass
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else:
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# check-mode return value
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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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from ansible.module_utils.f5 import *
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main()
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