87 lines
3.4 KiB
Go
87 lines
3.4 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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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,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package rest
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import (
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discoveryv1alpha1 "k8s.io/api/discovery/v1alpha1"
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discoveryv1beta1 "k8s.io/api/discovery/v1beta1"
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"k8s.io/apiserver/pkg/registry/generic"
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"k8s.io/apiserver/pkg/registry/rest"
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genericapiserver "k8s.io/apiserver/pkg/server"
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serverstorage "k8s.io/apiserver/pkg/server/storage"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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"k8s.io/kubernetes/pkg/apis/discovery"
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endpointslicestorage "k8s.io/kubernetes/pkg/registry/discovery/endpointslice/storage"
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)
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// StorageProvider is a REST storage provider for discovery.k8s.io.
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type StorageProvider struct{}
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// NewRESTStorage returns a new storage provider.
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func (p StorageProvider) NewRESTStorage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (genericapiserver.APIGroupInfo, bool, error) {
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apiGroupInfo := genericapiserver.NewDefaultAPIGroupInfo(discovery.GroupName, legacyscheme.Scheme, legacyscheme.ParameterCodec, legacyscheme.Codecs)
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// 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.
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// TODO refactor the plumbing to provide the information in the APIGroupInfo
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if apiResourceConfigSource.VersionEnabled(discoveryv1alpha1.SchemeGroupVersion) {
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storageMap, err := p.v1alpha1Storage(apiResourceConfigSource, restOptionsGetter)
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if err != nil {
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return genericapiserver.APIGroupInfo{}, false, err
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}
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apiGroupInfo.VersionedResourcesStorageMap[discoveryv1alpha1.SchemeGroupVersion.Version] = storageMap
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}
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if apiResourceConfigSource.VersionEnabled(discoveryv1beta1.SchemeGroupVersion) {
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storageMap, err := p.v1beta1Storage(apiResourceConfigSource, restOptionsGetter)
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if err != nil {
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return genericapiserver.APIGroupInfo{}, false, err
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}
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apiGroupInfo.VersionedResourcesStorageMap[discoveryv1beta1.SchemeGroupVersion.Version] = storageMap
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}
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return apiGroupInfo, true, nil
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}
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func (p StorageProvider) v1alpha1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (map[string]rest.Storage, error) {
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storage := map[string]rest.Storage{}
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endpointSliceStorage, err := endpointslicestorage.NewREST(restOptionsGetter)
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if err != nil {
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return storage, err
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}
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storage["endpointslices"] = endpointSliceStorage
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return storage, err
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}
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func (p StorageProvider) v1beta1Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (map[string]rest.Storage, error) {
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storage := map[string]rest.Storage{}
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endpointSliceStorage, err := endpointslicestorage.NewREST(restOptionsGetter)
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if err != nil {
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return storage, err
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}
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storage["endpointslices"] = endpointSliceStorage
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return storage, err
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}
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// GroupName is the group name for the storage provider.
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func (p StorageProvider) GroupName() string {
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return discovery.GroupName
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}
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