Files
ansible-collections-openstack/plugins/modules/port_forwarding.py
Austin Jamias 86d9e2e00a Add port_forwarding modules
This adds the ability to manage floating IP port forwarding resources.

Change-Id: Ifd7cb30faf0efbd043474d2d6c23b87a55ee73de
Signed-off-by: Austin Jamias <ajamias@redhat.com>
2025-12-10 12:59:52 -05:00

250 lines
8.2 KiB
Python

# Copyright: (c) 2018, Terry Jones <terry.jones@example.org>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
DOCUMENTATION = r'''
---
module: port_forwarding
short_description: Create/Update/Delete port forwarding resources from OpenStack
description:
- Create, Update and Remove Neutron floating IP port forwarding resources from OpenStack
- Port forwarding allows external traffic to reach instances behind a floating IP
author: OpenStack Ansible SIG
options:
external_protocol_port:
description:
- The external port number on the floating IP that will be forwarded
- Must be between 1 and 65535
- Required if C(port_forwarding_id) is set
type: int
aliases: ['external_port']
floating_ip:
description:
- The floating IP address or ID to create port forwarding on
type: str
required: true
aliases: ['floating_ip_address']
internal_ip:
description:
- The internal IP address to forward traffic to
- Must be one of the fixed IPs on the specified port
- If not specified, uses the first fixed IP of the port
- Requires C(network_port)
type: str
aliases: ['internal_ip_address']
internal_protocol_port:
description:
- The internal port number to forward traffic to
- Must be between 1 and 65535
- Required if C(port_forwarding_id) is set
type: int
aliases: ['internal_port']
network_port:
description:
- The Neutron port name or ID that contains the internal IP
- Required if C(port_forwarding_id) is set
type: str
port_forwarding_id:
description:
- ID of an existing port forwarding resource
- Used for updates and deletions when ID is known
type: str
protocol:
description:
- The IP protocol for the port forwarding resource
- Supports tcp and udp protocols
- Required if C(port_forwarding_id) is set
type: str
state:
description:
- Whether the port forwarding resource should exist or not
type: str
choices: ['present', 'absent']
default: present
extends_documentation_fragment:
- openstack.cloud.openstack
'''
EXAMPLES = r'''
- name: Create new port fowarding
openstack.cloud.port_forwarding:
state: present
floating_ip: 192.168.150.67
external_protocol_port: 80
internal_protocol_port: 8080
network_port: example_http_port
protocol: tcp
- name: Update previously created port forwarding
openstack.cloud.port_forwarding:
state: present
port_forwarding_id: existing_port_forwarding
floating_ip: 192.168.150.67
internal_protocol_port: 9090
- name: Delete port forwarding
openstack.cloud.port_forwarding:
state: absent
port_forwarding_id: "resource-id"
floating_ip: "203.0.113.100"
'''
RETURN = r'''
port_forwarding:
description: Dictionary describing the port forwarding resource.
type: list
elements: dict
returned: success
contains:
description:
description: The description of the port forwarding.
type: str
external_port:
description: The external port number.
type: int
floatingip_id:
description: The floating IP id associated with the port forwarding.
type: str
id:
description: The id of the port forwarding.
type: str
internal_ip_address:
description: The internal IP address associated with the port forwarding.
type: str
internal_port:
description: The internal port number.
type: int
internal_port_id:
description: The ID of the network port associated with the port forwarding.
type: str
protocol:
description: The IP protocol used for port forwarding.
type: str
'''
from ansible_collections.openstack.cloud.plugins.module_utils.openstack import (
OpenStackModule
)
class PortForwardingModule(OpenStackModule):
argument_spec = dict(
external_protocol_port=dict(type='int', aliases=['external_port']),
floating_ip=dict(required=True, aliases=['floating_ip_address']),
internal_ip=dict(aliases=['internal_ip_address']),
internal_protocol_port=dict(type='int', aliases=['internal_port']),
network_port=dict(),
port_forwarding_id=dict(),
protocol=dict(),
state=dict(default='present', choices=['present', 'absent']),
)
module_kwargs = dict(
required_if=[
['port_forwarding_id', None, ['external_protocol_port',
'internal_protocol_port',
'network_port',
'protocol'], False],
],
required_by={
'internal_ip': ['network_port'],
},
)
def run(self):
port_forwarding_id = self.params['port_forwarding_id']
floating_ip = self.conn.network.find_ip(self.params['floating_ip'],
ignore_missing=False)
port = self.conn.network.find_port(self.params['network_port']) \
if self.params['network_port'] else None
internal_ip = self._find_internal_ip(port) if port else None
external_port = self.params['external_protocol_port']
internal_port = self.params['internal_protocol_port']
protocol = self.params['protocol']
state = self.params['state']
attrs = {}
if port is not None:
attrs['internal_port_id'] = port.id
if internal_ip is not None:
attrs['internal_ip_address'] = internal_ip
if external_port is not None:
attrs['external_port'] = external_port
if protocol is not None:
attrs['protocol'] = protocol
port_forwarding = self._find_port_forwarding(floating_ip.id,
port_forwarding_id,
attrs)
if internal_port is not None:
attrs['internal_port'] = internal_port
changed = False
if state == 'present':
if port_forwarding:
# found valid pfwd_id or pfwd with matching attributes
new_attrs = {k: v for k, v in attrs.items() if port_forwarding[k] != v}
if new_attrs:
port_forwarding = self.conn.network.update_port_forwarding(
port_forwarding.id, floating_ip.id, **new_attrs)
changed = True
elif not port_forwarding_id:
# pfwd_id not given, so create new pfwd
attrs['floatingip_id'] = floating_ip.id
port_forwarding = self.conn.network.create_port_forwarding(**attrs)
changed = True
self.exit_json(changed=changed, port_forwarding=port_forwarding)
else:
if port_forwarding:
self.conn.network.delete_port_forwarding(port_forwarding.id, floating_ip.id)
changed = True
self.exit_json(changed=changed)
def _find_internal_ip(self, port):
internal_ip = self.params['internal_ip']
if internal_ip:
for fixed_ip in port.fixed_ips:
if fixed_ip['ip_address'] == internal_ip:
return internal_ip
self.fail_json(
msg='Internal IP %s not found in port %s fixed IPs' % (internal_ip, port.id))
else:
if port.fixed_ips:
return port.fixed_ips[0]['ip_address']
else:
self.fail_json(msg='Port %s has no fixed IPs available' % port.id)
def _find_port_forwarding(self, fip_id, pf_id, attrs):
try:
if pf_id:
return self.conn.network.find_port_forwarding(pf_id, fip_id, ignore_missing=False)
port_forwardings = list(self.conn.network.port_forwardings(fip_id, **attrs))
if len(port_forwardings) > 1:
self.fail_json(
msg='Found more than one port forwarding resources with matching attributes')
return port_forwardings[0] if len(port_forwardings) == 1 else None
except self.sdk.exceptions.NotFoundException:
return None
def main():
module = PortForwardingModule()
module()
if __name__ == '__main__':
main()