diff options
Diffstat (limited to 'nova/api/openstack/compute/plugins/v3/flavor_disabled.py')
-rw-r--r-- | nova/api/openstack/compute/plugins/v3/flavor_disabled.py | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/nova/api/openstack/compute/plugins/v3/flavor_disabled.py b/nova/api/openstack/compute/plugins/v3/flavor_disabled.py new file mode 100644 index 000000000..79f6df9ce --- /dev/null +++ b/nova/api/openstack/compute/plugins/v3/flavor_disabled.py @@ -0,0 +1,91 @@ +# Copyright 2012 Nebula, Inc. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. + +"""The Flavor Disabled API extension.""" + +from nova.api.openstack import extensions +from nova.api.openstack import wsgi +from nova.api.openstack import xmlutil + +ALIAS = 'os-flavor-disabled' +authorize = extensions.soft_extension_authorizer('compute', 'v3:' + ALIAS) + + +class FlavorDisabledController(wsgi.Controller): + def _extend_flavors(self, req, flavors): + for flavor in flavors: + db_flavor = req.get_db_flavor(flavor['id']) + key = "%s:disabled" % FlavorDisabled.alias + flavor[key] = db_flavor['disabled'] + + def _show(self, req, resp_obj): + if not authorize(req.environ['nova.context']): + return + if 'flavor' in resp_obj.obj: + resp_obj.attach(xml=FlavorDisabledTemplate()) + self._extend_flavors(req, [resp_obj.obj['flavor']]) + + @wsgi.extends + def show(self, req, resp_obj, id): + return self._show(req, resp_obj) + + @wsgi.extends(action='create') + def create(self, req, resp_obj, body): + return self._show(req, resp_obj) + + @wsgi.extends + def detail(self, req, resp_obj): + if not authorize(req.environ['nova.context']): + return + resp_obj.attach(xml=FlavorsDisabledTemplate()) + self._extend_flavors(req, list(resp_obj.obj['flavors'])) + + +class FlavorDisabled(extensions.V3APIExtensionBase): + """Support to show the disabled status of a flavor.""" + + name = "FlavorDisabled" + alias = ALIAS + namespace = "http://docs.openstack.org/compute/ext/%s/api/v3" % ALIAS + version = 1 + + def get_controller_extensions(self): + controller = FlavorDisabledController() + extension = extensions.ControllerExtension(self, 'flavors', controller) + return [extension] + + def get_resources(self): + return [] + + +def make_flavor(elem): + elem.set('{%s}disabled' % FlavorDisabled.namespace, + '%s:disabled' % FlavorDisabled.alias) + + +class FlavorDisabledTemplate(xmlutil.TemplateBuilder): + def construct(self): + root = xmlutil.TemplateElement('flavor', selector='flavor') + make_flavor(root) + return xmlutil.SlaveTemplate(root, 1, nsmap={ + FlavorDisabled.alias: FlavorDisabled.namespace}) + + +class FlavorsDisabledTemplate(xmlutil.TemplateBuilder): + def construct(self): + root = xmlutil.TemplateElement('flavors') + elem = xmlutil.SubTemplateElement(root, 'flavor', selector='flavors') + make_flavor(elem) + return xmlutil.SlaveTemplate(root, 1, nsmap={ + FlavorDisabled.alias: FlavorDisabled.namespace}) |