124 lines
4.4 KiB
Python
124 lines
4.4 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.compute.schemas import fixed_ips
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from nova.api.openstack import extensions
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from nova.api.openstack import wsgi
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from nova.api import validation
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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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ALIAS = 'os-fixed-ips'
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authorize = extensions.os_compute_authorizer(ALIAS)
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class FixedIPController(wsgi.Controller):
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@wsgi.Controller.api_version('2.1', '2.3')
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def _fill_reserved_status(self, req, fixed_ip, fixed_ip_info):
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# NOTE(mriedem): To be backwards compatible, < 2.4 version does not
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# show anything about reserved status.
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pass
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@wsgi.Controller.api_version('2.4') # noqa
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def _fill_reserved_status(self, req, fixed_ip, fixed_ip_info):
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fixed_ip_info['fixed_ip']['reserved'] = fixed_ip.reserved
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@extensions.expected_errors((400, 404))
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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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self._fill_reserved_status(req, fixed_ip, fixed_ip_info)
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return fixed_ip_info
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@wsgi.response(202)
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@extensions.expected_errors((400, 404))
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@validation.schema(fixed_ips.reserve)
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@wsgi.action('reserve')
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def reserve(self, req, id, body):
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context = req.environ['nova.context']
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authorize(context)
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return self._set_reserved(context, id, True)
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@wsgi.response(202)
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@extensions.expected_errors((400, 404))
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@validation.schema(fixed_ips.unreserve)
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@wsgi.action('unreserve')
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def unreserve(self, req, id, body):
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context = req.environ['nova.context']
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authorize(context)
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return self._set_reserved(context, id, False)
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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:
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msg = _("Fixed IP %s not valid") % address
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raise webob.exc.HTTPBadRequest(explanation=msg)
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class FixedIps(extensions.V3APIExtensionBase):
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"""Fixed IPs support."""
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name = "FixedIPs"
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alias = ALIAS
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version = 1
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def get_resources(self):
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member_actions = {'action': 'POST'}
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resources = extensions.ResourceExtension(ALIAS,
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FixedIPController(),
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member_actions=member_actions)
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return [resources]
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def get_controller_extensions(self):
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return []
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