| /* |
| 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 config |
| |
| import ( |
| "fmt" |
| "io" |
| |
| "github.com/spf13/cobra" |
| "k8s.io/client-go/tools/clientcmd" |
| cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util" |
| "k8s.io/kubernetes/pkg/kubectl/util/i18n" |
| "k8s.io/kubernetes/pkg/kubectl/util/templates" |
| ) |
| |
| var ( |
| delete_cluster_example = templates.Examples(` |
| # Delete the minikube cluster |
| kubectl config delete-cluster minikube`) |
| ) |
| |
| func NewCmdConfigDeleteCluster(out io.Writer, configAccess clientcmd.ConfigAccess) *cobra.Command { |
| cmd := &cobra.Command{ |
| Use: "delete-cluster NAME", |
| DisableFlagsInUseLine: true, |
| Short: i18n.T("Delete the specified cluster from the kubeconfig"), |
| Long: "Delete the specified cluster from the kubeconfig", |
| Example: delete_cluster_example, |
| Run: func(cmd *cobra.Command, args []string) { |
| err := runDeleteCluster(out, configAccess, cmd) |
| cmdutil.CheckErr(err) |
| }, |
| } |
| |
| return cmd |
| } |
| |
| func runDeleteCluster(out io.Writer, configAccess clientcmd.ConfigAccess, cmd *cobra.Command) error { |
| config, err := configAccess.GetStartingConfig() |
| if err != nil { |
| return err |
| } |
| |
| args := cmd.Flags().Args() |
| if len(args) != 1 { |
| cmd.Help() |
| return nil |
| } |
| |
| configFile := configAccess.GetDefaultFilename() |
| if configAccess.IsExplicitFile() { |
| configFile = configAccess.GetExplicitFile() |
| } |
| |
| name := args[0] |
| _, ok := config.Clusters[name] |
| if !ok { |
| return fmt.Errorf("cannot delete cluster %s, not in %s", name, configFile) |
| } |
| |
| delete(config.Clusters, name) |
| |
| if err := clientcmd.ModifyConfig(configAccess, *config, true); err != nil { |
| return err |
| } |
| |
| fmt.Fprintf(out, "deleted cluster %s from %s\n", name, configFile) |
| |
| return nil |
| } |