| /* |
| Copyright 2014 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" |
| ) |
| |
| type CurrentContextOptions struct { |
| ConfigAccess clientcmd.ConfigAccess |
| } |
| |
| var ( |
| current_context_long = templates.LongDesc(` |
| Displays the current-context`) |
| |
| current_context_example = templates.Examples(` |
| # Display the current-context |
| kubectl config current-context`) |
| ) |
| |
| func NewCmdConfigCurrentContext(out io.Writer, configAccess clientcmd.ConfigAccess) *cobra.Command { |
| options := &CurrentContextOptions{ConfigAccess: configAccess} |
| |
| cmd := &cobra.Command{ |
| Use: "current-context", |
| Short: i18n.T("Displays the current-context"), |
| Long: current_context_long, |
| Example: current_context_example, |
| Run: func(cmd *cobra.Command, args []string) { |
| err := RunCurrentContext(out, options) |
| cmdutil.CheckErr(err) |
| }, |
| } |
| |
| return cmd |
| } |
| |
| func RunCurrentContext(out io.Writer, options *CurrentContextOptions) error { |
| config, err := options.ConfigAccess.GetStartingConfig() |
| if err != nil { |
| return err |
| } |
| |
| if config.CurrentContext == "" { |
| err = fmt.Errorf("current-context is not set\n") |
| return err |
| } |
| |
| fmt.Fprintf(out, "%s\n", config.CurrentContext) |
| return nil |
| } |