| /* |
| Copyright 2018 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 polymorphichelpers |
| |
| import ( |
| "k8s.io/apimachinery/pkg/api/meta" |
| "k8s.io/cli-runtime/pkg/genericclioptions" |
| "k8s.io/client-go/kubernetes" |
| "k8s.io/kubernetes/pkg/kubectl" |
| ) |
| |
| // historyViewer Returns a HistoryViewer for viewing change history |
| func historyViewer(restClientGetter genericclioptions.RESTClientGetter, mapping *meta.RESTMapping) (kubectl.HistoryViewer, error) { |
| clientConfig, err := restClientGetter.ToRESTConfig() |
| if err != nil { |
| return nil, err |
| } |
| |
| external, err := kubernetes.NewForConfig(clientConfig) |
| if err != nil { |
| return nil, err |
| } |
| return kubectl.HistoryViewerFor(mapping.GroupVersionKind.GroupKind(), external) |
| } |