app-214 Enabled validate only for experimental mode

Signed-off-by: Anca Iordache <anca.iordache@docker.com>

internal/commands/root.go

@@ -52,13 +52,14 @@ func NewRootCmd(use string, dockerCli command.Cli) *cobra.Command {
 		fmt.Fprintf(os.Stderr, "Failed to register command line options: %v", err.Error()) //nolint:errcheck
 		return nil
 	}
-
 	cmd.Flags().BoolVar(&showVersion, "version", false, "Print version information")
+
 	return cmd
 }
 
 func addCommands(cmd *cobra.Command, dockerCli command.Cli) {
-	cmd.AddCommand(
+
+	listOfCommands := []*cobra.Command{
 		installCmd(dockerCli),
 		upgradeCmd(dockerCli),
 		uninstallCmd(dockerCli),
@@ -67,11 +68,23 @@ func addCommands(cmd *cobra.Command, dockerCli command.Cli) {
 		initCmd(dockerCli),
 		inspectCmd(dockerCli),
 		renderCmd(dockerCli),
-		validateCmd(),
 		bundleCmd(dockerCli),
 		pushCmd(dockerCli),
 		pullCmd(dockerCli),
-	)
+		validateCmd(),
+	}
+
+	isExperimentalMode := dockerCli.ClientInfo().HasExperimental
+	for _, ccmd := range listOfCommands {
+		switch ccmd.Annotations["experimental"] {
+		case "true":
+			if isExperimentalMode {
+				cmd.AddCommand(ccmd)
+			}
+		default:
+			cmd.AddCommand(ccmd)
+		}
+	}
 }
 
 func firstOrEmpty(list []string) string {

internal/commands/validate.go

@@ -19,9 +19,10 @@ type validateOptions struct {
 func validateCmd() *cobra.Command {
 	var opts validateOptions
 	cmd := &cobra.Command{
-		Use:   "validate [APP_NAME] [--set KEY=VALUE ...] [--parameters-file PARAMETERS_FILE]",
-		Short: "Checks the rendered application is syntactically correct",
-		Args:  cli.RequiresMaxArgs(1),
+		Use:         "validate [APP_NAME] [--set KEY=VALUE ...] [--parameters-file PARAMETERS_FILE]",
+		Short:       "Checks the rendered application is syntactically correct",
+		Args:        cli.RequiresMaxArgs(1),
+		Annotations: map[string]string{"experimental": "true"},
 		RunE: func(cmd *cobra.Command, args []string) error {
 			app, err := packager.Extract(firstOrEmpty(args),
 				types.WithParametersFiles(opts.parametersFiles...),