65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
# Copyright 2012 Nebula, Inc.
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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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"""The Flavor Swap API extension."""
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from nova.api.openstack import extensions
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from nova.api.openstack import wsgi
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authorize = extensions.soft_extension_authorizer('compute', 'flavor_swap')
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class FlavorSwapController(wsgi.Controller):
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def _extend_flavors(self, req, flavors):
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for flavor in flavors:
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db_flavor = req.get_db_flavor(flavor['id'])
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key = 'swap'
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flavor[key] = db_flavor['swap'] or ""
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def _show(self, req, resp_obj):
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if not authorize(req.environ['nova.context']):
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return
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if 'flavor' in resp_obj.obj:
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self._extend_flavors(req, [resp_obj.obj['flavor']])
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@wsgi.extends
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def show(self, req, resp_obj, id):
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return self._show(req, resp_obj)
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@wsgi.extends(action='create')
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def create(self, req, resp_obj, body):
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return self._show(req, resp_obj)
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@wsgi.extends
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def detail(self, req, resp_obj):
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if not authorize(req.environ['nova.context']):
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return
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self._extend_flavors(req, list(resp_obj.obj['flavors']))
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class Flavor_swap(extensions.ExtensionDescriptor):
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"""Support to show the swap status of a flavor."""
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name = "FlavorSwap"
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alias = "os-flavor-swap"
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namespace = ("http://docs.openstack.org/compute/ext/"
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"flavor_swap/api/v1.1")
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updated = "2012-08-29T00:00:00Z"
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def get_controller_extensions(self):
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controller = FlavorSwapController()
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extension = extensions.ControllerExtension(self, 'flavors', controller)
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return [extension]
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