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cloudstack: new cs_portforward module

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Rene Moser 2015-05-05 22:12:39 +02:00
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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2015, René Moser <mail@renemoser.net>
#
# 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: cs_portforward
short_description: Manages port forwarding rules on Apache CloudStack based clouds.
description:
- Create, update and remove port forwarding rules.
version_added: '2.0'
author: René Moser
options:
ip_address:
description:
- Public IP address the rule is assigned to.
required: true
vm:
description:
- Name of virtual machine which we make the port forwarding rule for. Required if C(state=present).
required: false
default: null
state:
description:
- State of the port forwarding rule.
required: false
default: 'present'
choices: [ 'present', 'absent' ]
protocol:
description:
- Protocol of the port forwarding rule.
required: false
default: 'tcp'
choices: [ 'tcp', 'udp' ]
public_port
description:
- Start public port for this rule.
required: true
public_end_port
description:
- End public port for this rule. If not specific, equal C(public_port).
required: false
default: null
private_port
description:
- Start private port for this rule.
required: true
private_end_port
description:
- End private port for this rule. If not specific, equal C(private_port)
required: false
default: null
open_firewall:
description:
- Whether the firewall rule for public port should be created, while creating the new rule.
- Use M(cs_firewall) for managing firewall rules.
required: false
default: false
vm_guest_ip:
description:
- VM guest NIC secondary IP address for the port forwarding rule.
required: false
default: false
domain:
description:
- Domain the C(vm) is related to.
required: false
default: null
account:
description:
- Account the C(vm) is related to.
required: false
default: null
project:
description:
- Name of the project the c(vm) is located in.
required: false
default: null
zone:
description:
- Name of the zone in which the virtual machine is in. If not set, default zone is used.
required: false
default: null
poll_async:
description:
- Poll async jobs until job has finished.
required: false
default: true
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
---
# 1.2.3.4:80 -> web01:8080
- local_action:
module: cs_portforward
ip_address: 1.2.3.4
vm: web01
public_port: 80
private_port: 8080
# forward SSH and open firewall
- local_action:
module: cs_portforward
ip_address: '{{ public_ip }}'
vm: '{{ inventory_hostname }}'
public_port: '{{ ansible_ssh_port }}'
private_port: 22
open_firewall: true
# forward DNS traffic, but do not open firewall
- local_action:
module: cs_portforward
ip_address: 1.2.3.4
vm: '{{ inventory_hostname }}'
public_port: 53
private_port: 53
protocol: udp
open_firewall: true
# remove ssh port forwarding
- local_action:
module: cs_portforward
ip_address: 1.2.3.4
public_port: 22
private_port: 22
state: absent
'''
RETURN = '''
---
ip_address:
description: Public IP address.
returned: success
type: string
sample: 1.2.3.4
protocol:
description: Protocol.
returned: success
type: string
sample: tcp
private_port:
description: Private start port.
returned: success
type: int
sample: 80
private_end_port:
description: Private end port.
returned: success
type: int
public_port:
description: Public start port.
returned: success
type: int
sample: 80
public_end_port:
description: Public end port.
returned: success
type: int
sample: 80
tags:
description: Tag srelated to the port forwarding.
returned: success
type: list
sample: []
vm_name:
description: Name of the virtual machine.
returned: success
type: string
sample: web-01
vm_display_name:
description: Display name of the virtual machine.
returned: success
type: string
sample: web-01
vm_guest_ip:
description: IP of the virtual machine.
returned: success
type: string
sample: 10.101.65.152
'''
try:
from cs import CloudStack, CloudStackException, read_config
has_lib_cs = True
except ImportError:
has_lib_cs = False
# import cloudstack common
from ansible.module_utils.cloudstack import *
class AnsibleCloudStackPortforwarding(AnsibleCloudStack):
def __init__(self, module):
AnsibleCloudStack.__init__(self, module)
self.portforwarding_rule = None
self.vm_default_nic = None
def get_public_end_port(self):
if not self.module.params.get('public_end_port'):
return self.module.params.get('public_port')
return self.module.params.get('public_end_port')
def get_private_end_port(self):
if not self.module.params.get('private_end_port'):
return self.module.params.get('private_port')
return self.module.params.get('private_end_port')
def get_vm_guest_ip(self):
vm_guest_ip = self.module.params.get('vm_guest_ip')
default_nic = self.get_vm_default_nic()
if not vm_guest_ip:
return default_nic['ipaddress']
for secondary_ip in default_nic['secondaryip']:
if vm_guest_ip == secondary_ip['ipaddress']:
return vm_guest_ip
self.module.fail_json(msg="Secondary IP '%s' not assigned to VM" % vm_guest_ip)
def get_vm_default_nic(self):
if self.vm_default_nic:
return self.vm_default_nic
nics = self.cs.listNics(virtualmachineid=self.get_vm(key='id'))
if nics:
for n in nics['nic']:
if n['isdefault']:
self.vm_default_nic = n
return self.vm_default_nic
self.module.fail_json(msg="No default IP address of VM '%s' found" % self.module.params.get('vm'))
def get_portforwarding_rule(self):
if not self.portforwarding_rule:
protocol = self.module.params.get('protocol')
public_port = self.module.params.get('public_port')
public_end_port = self.get_public_end_port()
private_port = self.module.params.get('private_port')
private_end_port = self.get_public_end_port()
args = {}
args['ipaddressid'] = self.get_ip_address(key='id')
args['projectid'] = self.get_project(key='id')
portforwarding_rules = self.cs.listPortForwardingRules(**args)
if portforwarding_rules and 'portforwardingrule' in portforwarding_rules:
for rule in portforwarding_rules['portforwardingrule']:
if protocol == rule['protocol'] \
and public_port == int(rule['publicport']):
self.portforwarding_rule = rule
break
return self.portforwarding_rule
def present_portforwarding_rule(self):
portforwarding_rule = self.get_portforwarding_rule()
if portforwarding_rule:
portforwarding_rule = self.update_portforwarding_rule(portforwarding_rule)
else:
portforwarding_rule = self.create_portforwarding_rule()
return portforwarding_rule
def create_portforwarding_rule(self):
args = {}
args['protocol'] = self.module.params.get('protocol')
args['publicport'] = self.module.params.get('public_port')
args['publicendport'] = self.get_public_end_port()
args['privateport'] = self.module.params.get('private_port')
args['privateendport'] = self.get_private_end_port()
args['openfirewall'] = self.module.params.get('open_firewall')
args['vmguestip'] = self.get_vm_guest_ip()
args['ipaddressid'] = self.get_ip_address(key='id')
args['virtualmachineid'] = self.get_vm(key='id')
portforwarding_rule = None
self.result['changed'] = True
if not self.module.check_mode:
portforwarding_rule = self.cs.createPortForwardingRule(**args)
poll_async = self.module.params.get('poll_async')
if poll_async:
portforwarding_rule = self._poll_job(portforwarding_rule, 'portforwardingrule')
return portforwarding_rule
def update_portforwarding_rule(self, portforwarding_rule):
args = {}
args['protocol'] = self.module.params.get('protocol')
args['publicport'] = self.module.params.get('public_port')
args['publicendport'] = self.get_public_end_port()
args['privateport'] = self.module.params.get('private_port')
args['privateendport'] = self.get_private_end_port()
args['openfirewall'] = self.module.params.get('open_firewall')
args['vmguestip'] = self.get_vm_guest_ip()
args['ipaddressid'] = self.get_ip_address(key='id')
args['virtualmachineid'] = self.get_vm(key='id')
if self._has_changed(args, portforwarding_rule):
self.result['changed'] = True
if not self.module.check_mode:
# API broken in 4.2.1?, workaround using remove/create instead of update
# portforwarding_rule = self.cs.updatePortForwardingRule(**args)
self.absent_portforwarding_rule()
portforwarding_rule = self.cs.createPortForwardingRule(**args)
poll_async = self.module.params.get('poll_async')
if poll_async:
portforwarding_rule = self._poll_job(portforwarding_rule, 'portforwardingrule')
return portforwarding_rule
def absent_portforwarding_rule(self):
portforwarding_rule = self.get_portforwarding_rule()
if portforwarding_rule:
self.result['changed'] = True
args = {}
args['id'] = portforwarding_rule['id']
if not self.module.check_mode:
res = self.cs.deletePortForwardingRule(**args)
poll_async = self.module.params.get('poll_async')
if poll_async:
self._poll_job(res, 'portforwardingrule')
return portforwarding_rule
def get_result(self, portforwarding_rule):
if portforwarding_rule:
if 'id' in portforwarding_rule:
self.result['id'] = portforwarding_rule['id']
if 'virtualmachinedisplayname' in portforwarding_rule:
self.result['vm_display_name'] = portforwarding_rule['virtualmachinedisplayname']
if 'virtualmachinename' in portforwarding_rule:
self.result['vm_name'] = portforwarding_rule['virtualmachinename']
if 'ipaddress' in portforwarding_rule:
self.result['ip_address'] = portforwarding_rule['ipaddress']
if 'vmguestip' in portforwarding_rule:
self.result['vm_guest_ip'] = portforwarding_rule['vmguestip']
if 'publicport' in portforwarding_rule:
self.result['public_port'] = portforwarding_rule['publicport']
if 'publicendport' in portforwarding_rule:
self.result['public_end_port'] = portforwarding_rule['publicendport']
if 'privateport' in portforwarding_rule:
self.result['private_port'] = portforwarding_rule['privateport']
if 'privateendport' in portforwarding_rule:
self.result['private_end_port'] = portforwarding_rule['privateendport']
if 'protocol' in portforwarding_rule:
self.result['protocol'] = portforwarding_rule['protocol']
if 'tags' in portforwarding_rule:
self.result['tags'] = []
for tag in portforwarding_rule['tags']:
result_tag = {}
result_tag['key'] = tag['key']
result_tag['value'] = tag['value']
self.result['tags'].append(result_tag)
return self.result
def main():
module = AnsibleModule(
argument_spec = dict(
ip_address = dict(required=True),
protocol= dict(choices=['tcp', 'udp'], default='tcp'),
public_port = dict(type='int', required=True),
public_end_port = dict(type='int', default=None),
private_port = dict(type='int', required=True),
private_end_port = dict(type='int', default=None),
state = dict(choices=['present', 'absent'], default='present'),
open_firewall = dict(choices=BOOLEANS, default=False),
vm_guest_ip = dict(default=None),
vm = dict(default=None),
zone = dict(default=None),
domain = dict(default=None),
account = dict(default=None),
project = dict(default=None),
poll_async = dict(choices=BOOLEANS, default=True),
api_key = dict(default=None),
api_secret = dict(default=None),
api_url = dict(default=None),
api_http_method = dict(default='get'),
),
supports_check_mode=True
)
if not has_lib_cs:
module.fail_json(msg="python library cs required: pip install cs")
try:
acs_pf = AnsibleCloudStackPortforwarding(module)
state = module.params.get('state')
if state in ['absent']:
pf_rule = acs_pf.absent_portforwarding_rule()
else:
pf_rule = acs_pf.present_portforwarding_rule()
result = acs_pf.get_result(pf_rule)
except CloudStackException, e:
module.fail_json(msg='CloudStackException: %s' % str(e))
module.exit_json(**result)
# import module snippets
from ansible.module_utils.basic import *
main()