Method RunRemoveContext

cmd/remove/context.go:42–97

RunRemoveContext executes the devspace remove context functionality

(f factory.Factory, cobraCmd *cobra.Command, args []string)

// RunRemoveContext executes the devspace remove context functionality
func (cmd *contextCmd) RunRemoveContext(f factory.Factory, cobraCmd *cobra.Command, args []string) error {
	log := f.GetLog()
	kubeLoader := f.NewKubeConfigLoader()

	// Load kube-config
	kubeConfig, err := kubeLoader.LoadRawConfig()
	if err != nil {
		return errors.Wrap(err, "load kube config")
	}

	var contextName string
	if len(args) > 0 {
		// First arg is context name
		contextName = args[0]

		if _, contextExists := kubeConfig.Contexts[contextName]; !contextExists {
			return errors.Errorf("Kube-context '%s' does not exist", contextName)
		}
	} else {
		contexts := []string{}
		for ctx := range kubeConfig.Contexts {
			contexts = append(contexts, ctx)
		}

		sort.Strings(contexts)

		contextName, err = log.Question(&survey.QuestionOptions{
			Question: "Which context do you want to remove?",
			Options:  contexts,
		})
		if err != nil {
			return err
		}
	}

	oldCurrentContext := kubeConfig.CurrentContext

	// Remove the context
	err = kubeLoader.DeleteKubeContext(kubeConfig, contextName)
	if err != nil {
		return errors.Wrap(err, "delete kube context")
	}

	// Save updated kube-config
	err = kubeLoader.SaveConfig(kubeConfig)
	if err != nil {
		return errors.Wrap(err, "save kube config")
	}

	if oldCurrentContext != kubeConfig.CurrentContext {
		log.Infof("Your kube-context has been updated to '%s'", ansi.Color(kubeConfig.CurrentContext, "white+b"))
	}

	log.Donef("Kube-context '%s' has been successfully removed", contextName)
	return nil
}