d96c105d71
Introduce the v1alpha1 version to the Kubernetes storage API. And add a new VolumeAttachment object to that version. This object will initially be used only by the new CSI Volume Plugin. Eventually existing volume plugins can be refactored to use it too.
99 lines
4.3 KiB
Go
99 lines
4.3 KiB
Go
/*
|
|
Copyright 2016 The Kubernetes Authors.
|
|
|
|
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.
|
|
*/
|
|
|
|
package rest
|
|
|
|
import (
|
|
storageapiv1 "k8s.io/api/storage/v1"
|
|
storageapiv1alpha1 "k8s.io/api/storage/v1alpha1"
|
|
storageapiv1beta1 "k8s.io/api/storage/v1beta1"
|
|
"k8s.io/apiserver/pkg/registry/generic"
|
|
"k8s.io/apiserver/pkg/registry/rest"
|
|
genericapiserver "k8s.io/apiserver/pkg/server"
|
|
serverstorage "k8s.io/apiserver/pkg/server/storage"
|
|
"k8s.io/kubernetes/pkg/api/legacyscheme"
|
|
storageapi "k8s.io/kubernetes/pkg/apis/storage"
|
|
storageclassstore "k8s.io/kubernetes/pkg/registry/storage/storageclass/storage"
|
|
volumeattachmentstore "k8s.io/kubernetes/pkg/registry/storage/volumeattachment/storage"
|
|
)
|
|
|
|
type RESTStorageProvider struct {
|
|
}
|
|
|
|
func (p RESTStorageProvider) NewRESTStorage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (genericapiserver.APIGroupInfo, bool) {
|
|
apiGroupInfo := genericapiserver.NewDefaultAPIGroupInfo(storageapi.GroupName, legacyscheme.Registry, legacyscheme.Scheme, legacyscheme.ParameterCodec, legacyscheme.Codecs)
|
|
// If you add a version here, be sure to add an entry in `k8s.io/kubernetes/cmd/kube-apiserver/app/aggregator.go with specific priorities.
|
|
// TODO refactor the plumbing to provide the information in the APIGroupInfo
|
|
|
|
if apiResourceConfigSource.AnyResourcesForVersionEnabled(storageapiv1alpha1.SchemeGroupVersion) {
|
|
apiGroupInfo.VersionedResourcesStorageMap[storageapiv1alpha1.SchemeGroupVersion.Version] = p.v1alpha1Storage(apiResourceConfigSource, restOptionsGetter)
|
|
apiGroupInfo.GroupMeta.GroupVersion = storageapiv1alpha1.SchemeGroupVersion
|
|
}
|
|
if apiResourceConfigSource.AnyResourcesForVersionEnabled(storageapiv1beta1.SchemeGroupVersion) {
|
|
apiGroupInfo.VersionedResourcesStorageMap[storageapiv1beta1.SchemeGroupVersion.Version] = p.v1beta1Storage(apiResourceConfigSource, restOptionsGetter)
|
|
apiGroupInfo.GroupMeta.GroupVersion = storageapiv1beta1.SchemeGroupVersion
|
|
}
|
|
if apiResourceConfigSource.AnyResourcesForVersionEnabled(storageapiv1.SchemeGroupVersion) {
|
|
apiGroupInfo.VersionedResourcesStorageMap[storageapiv1.SchemeGroupVersion.Version] = p.v1Storage(apiResourceConfigSource, restOptionsGetter)
|
|
apiGroupInfo.GroupMeta.GroupVersion = storageapiv1.SchemeGroupVersion
|
|
}
|
|
|
|
return apiGroupInfo, true
|
|
}
|
|
|
|
func (p RESTStorageProvider) v1alpha1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
|
|
version := storageapiv1alpha1.SchemeGroupVersion
|
|
|
|
storage := map[string]rest.Storage{}
|
|
|
|
if apiResourceConfigSource.ResourceEnabled(version.WithResource("volumeattachments")) {
|
|
volumeAttachmentStorage := volumeattachmentstore.NewREST(restOptionsGetter)
|
|
storage["volumeattachments"] = volumeAttachmentStorage
|
|
}
|
|
|
|
return storage
|
|
}
|
|
|
|
func (p RESTStorageProvider) v1beta1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
|
|
version := storageapiv1beta1.SchemeGroupVersion
|
|
|
|
storage := map[string]rest.Storage{}
|
|
|
|
if apiResourceConfigSource.ResourceEnabled(version.WithResource("storageclasses")) {
|
|
storageClassStorage := storageclassstore.NewREST(restOptionsGetter)
|
|
storage["storageclasses"] = storageClassStorage
|
|
}
|
|
|
|
return storage
|
|
}
|
|
|
|
func (p RESTStorageProvider) v1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
|
|
version := storageapiv1.SchemeGroupVersion
|
|
|
|
storage := map[string]rest.Storage{}
|
|
|
|
if apiResourceConfigSource.ResourceEnabled(version.WithResource("storageclasses")) {
|
|
storageClassStorage := storageclassstore.NewREST(restOptionsGetter)
|
|
storage["storageclasses"] = storageClassStorage
|
|
}
|
|
|
|
return storage
|
|
}
|
|
|
|
func (p RESTStorageProvider) GroupName() string {
|
|
return storageapi.GroupName
|
|
}
|