100 lines
3.6 KiB
Python
100 lines
3.6 KiB
Python
# Copyright 2012 IBM Corp.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import webob
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import webob.exc
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from nova.api.openstack import extensions
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from nova import exception
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from nova.i18n import _
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from nova import objects
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authorize = extensions.extension_authorizer('compute', 'fixed_ips')
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class FixedIPController(object):
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def show(self, req, id):
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"""Return data about the given fixed IP."""
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context = req.environ['nova.context']
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authorize(context)
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attrs = ['network', 'instance']
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try:
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fixed_ip = objects.FixedIP.get_by_address(context, id,
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expected_attrs=attrs)
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except exception.FixedIpNotFoundForAddress as ex:
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raise webob.exc.HTTPNotFound(explanation=ex.format_message())
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except exception.FixedIpInvalid as ex:
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raise webob.exc.HTTPBadRequest(explanation=ex.format_message())
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fixed_ip_info = {"fixed_ip": {}}
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if fixed_ip is None:
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msg = _("Fixed IP %s has been deleted") % id
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raise webob.exc.HTTPNotFound(explanation=msg)
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fixed_ip_info['fixed_ip']['cidr'] = str(fixed_ip.network.cidr)
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fixed_ip_info['fixed_ip']['address'] = str(fixed_ip.address)
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if fixed_ip.instance:
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fixed_ip_info['fixed_ip']['hostname'] = fixed_ip.instance.hostname
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fixed_ip_info['fixed_ip']['host'] = fixed_ip.instance.host
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else:
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fixed_ip_info['fixed_ip']['hostname'] = None
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fixed_ip_info['fixed_ip']['host'] = None
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return fixed_ip_info
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def action(self, req, id, body):
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context = req.environ['nova.context']
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authorize(context)
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if 'reserve' in body:
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return self._set_reserved(context, id, True)
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elif 'unreserve' in body:
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return self._set_reserved(context, id, False)
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else:
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raise webob.exc.HTTPBadRequest(
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explanation="No valid action specified")
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def _set_reserved(self, context, address, reserved):
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try:
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fixed_ip = objects.FixedIP.get_by_address(context, address)
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fixed_ip.reserved = reserved
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fixed_ip.save()
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except exception.FixedIpNotFoundForAddress:
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msg = _("Fixed IP %s not found") % address
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raise webob.exc.HTTPNotFound(explanation=msg)
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except exception.FixedIpInvalid as ex:
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raise webob.exc.HTTPBadRequest(explanation=ex.format_message())
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return webob.Response(status_int=202)
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class Fixed_ips(extensions.ExtensionDescriptor):
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"""Fixed IPs support."""
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name = "FixedIPs"
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alias = "os-fixed-ips"
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namespace = "http://docs.openstack.org/compute/ext/fixed_ips/api/v2"
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updated = "2012-10-18T19:25:27Z"
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def get_resources(self):
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member_actions = {'action': 'POST'}
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resources = []
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resource = extensions.ResourceExtension('os-fixed-ips',
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FixedIPController(),
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member_actions=member_actions)
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resources.append(resource)
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return resources
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