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237 lines
8.4 KiB
Python
237 lines
8.4 KiB
Python
#!/usr/bin/python
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# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
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# Author: Davide Guerri <davide.guerri@hp.com>
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#
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# This module 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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# This software 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 this software. If not, see <http://www.gnu.org/licenses/>.
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try:
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import shade
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from shade import meta
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HAS_SHADE = True
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except ImportError:
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HAS_SHADE = False
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DOCUMENTATION = '''
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---
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module: os_floating_ip
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version_added: "2.0"
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short_description: Add/Remove floating IP from an instance
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extends_documentation_fragment: openstack
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description:
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- Add or Remove a floating IP to an instance
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options:
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server:
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description:
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- The name or ID of the instance to which the IP address
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should be assigned.
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required: true
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network:
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description:
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- The name or ID of a neutron external network or a nova pool name.
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required: false
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floating_ip_address:
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description:
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- A floating IP address to attach or to detach. Required only if I(state)
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is absent. When I(state) is present can be used to specify a IP address
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to attach.
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required: false
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reuse:
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description:
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- When I(state) is present, and I(floating_ip_address) is not present,
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this parameter can be used to specify whether we should try to reuse
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a floating IP address already allocated to the project.
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required: false
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default: false
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fixed_address:
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description:
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- To which fixed IP of server the floating IP address should be
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attached to.
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required: false
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wait:
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description:
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- When attaching a floating IP address, specify whether we should
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wait for it to appear as attached.
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required: false
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default: false
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timeout:
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description:
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- Time to wait for an IP address to appear as attached. See wait.
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required: false
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default: 60
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state:
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description:
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- Should the resource be present or absent.
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choices: [present, absent]
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required: false
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default: present
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purge:
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description:
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- When I(state) is absent, indicates whether or not to delete the floating
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IP completely, or only detach it from the server. Default is to detach only.
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required: false
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default: false
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version_added: "2.1"
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requirements: ["shade"]
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'''
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EXAMPLES = '''
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# Assign a floating IP to the fist interface of `cattle001` from an exiting
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# external network or nova pool. A new floating IP from the first available
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# external network is allocated to the project.
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- os_floating_ip:
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cloud: dguerri
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server: cattle001
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# Assign a new floating IP to the instance fixed ip `192.0.2.3` of
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# `cattle001`. If a free floating IP is already allocated to the project, it is
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# reused; if not, a new one is created.
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- os_floating_ip:
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cloud: dguerri
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state: present
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reuse: yes
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server: cattle001
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network: ext_net
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fixed_address: 192.0.2.3
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wait: true
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timeout: 180
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# Detach a floating IP address from a server
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- os_floating_ip:
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cloud: dguerri
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state: absent
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floating_ip_address: 203.0.113.2
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server: cattle001
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'''
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def _get_floating_ip(cloud, floating_ip_address):
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f_ips = cloud.search_floating_ips(
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filters={'floating_ip_address': floating_ip_address})
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if not f_ips:
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return None
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return f_ips[0]
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def main():
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argument_spec = openstack_full_argument_spec(
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server=dict(required=True),
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state=dict(default='present', choices=['absent', 'present']),
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network=dict(required=False, default=None),
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floating_ip_address=dict(required=False, default=None),
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reuse=dict(required=False, type='bool', default=False),
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fixed_address=dict(required=False, default=None),
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wait=dict(required=False, type='bool', default=False),
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timeout=dict(required=False, type='int', default=60),
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purge=dict(required=False, type='bool', default=False),
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)
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module_kwargs = openstack_module_kwargs()
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module = AnsibleModule(argument_spec, **module_kwargs)
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if not HAS_SHADE:
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module.fail_json(msg='shade is required for this module')
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server_name_or_id = module.params['server']
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state = module.params['state']
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network = module.params['network']
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floating_ip_address = module.params['floating_ip_address']
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reuse = module.params['reuse']
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fixed_address = module.params['fixed_address']
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wait = module.params['wait']
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timeout = module.params['timeout']
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purge = module.params['purge']
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cloud = shade.openstack_cloud(**module.params)
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try:
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server = cloud.get_server(server_name_or_id)
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if server is None:
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module.fail_json(
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msg="server {0} not found".format(server_name_or_id))
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if state == 'present':
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# If f_ip already assigned to server, check that it matches
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# requirements.
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f_ip = cloud.get_server_public_ip(server)
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f_ip = _get_floating_ip(cloud, f_ip) if f_ip else f_ip
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if f_ip:
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if network:
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network_id = cloud.get_network(name_or_id=network)["id"]
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else:
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network_id = None
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if all([fixed_address, f_ip.fixed_ip_address == fixed_address,
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network, f_ip.network != network_id]):
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# Current state definitely conflicts with requirements
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module.fail_json(msg="server {server} already has a "
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"floating-ip on requested "
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"interface but it doesn't match "
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"requested network {network: {fip}"
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.format(server=server_name_or_id,
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network=network,
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fip=remove_values(f_ip,
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module.no_log_values)))
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if not network or f_ip.network == network_id:
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# Requirements are met
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module.exit_json(changed=False, floating_ip=f_ip)
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# Requirments are vague enough to ignore exisitng f_ip and try
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# to create a new f_ip to the server.
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server = cloud.add_ips_to_server(
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server=server, ips=floating_ip_address, ip_pool=network,
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reuse=reuse, fixed_address=fixed_address, wait=wait,
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timeout=timeout)
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fip_address = cloud.get_server_public_ip(server)
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# Update the floating IP status
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f_ip = _get_floating_ip(cloud, fip_address)
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module.exit_json(changed=True, floating_ip=f_ip)
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elif state == 'absent':
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if floating_ip_address is None:
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if not server_name_or_id:
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module.fail_json(msg="either server or floating_ip_address are required")
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server = cloud.get_server(server_name_or_id)
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floating_ip_address = cloud.get_server_public_ip(server)
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f_ip = _get_floating_ip(cloud, floating_ip_address)
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if not f_ip:
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# Nothing to detach
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module.exit_json(changed=False)
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changed = False
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if f_ip["fixed_ip_address"]:
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cloud.detach_ip_from_server(
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server_id=server['id'], floating_ip_id=f_ip['id'])
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# Update the floating IP status
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f_ip = cloud.get_floating_ip(id=f_ip['id'])
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changed = True
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if purge:
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cloud.delete_floating_ip(f_ip['id'])
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module.exit_json(changed=True)
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module.exit_json(changed=changed, floating_ip=f_ip)
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except shade.OpenStackCloudException as e:
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module.fail_json(msg=str(e), extra_data=e.extra_data)
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# this is magic, see lib/ansible/module_common.py
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from ansible.module_utils.basic import *
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from ansible.module_utils.openstack import *
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if __name__ == '__main__':
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main()
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