Add confirm when delete or update action

As more and more production system uses openwhisk,
Users will need some feature to protect their action to be
deleted or updated by mistake When environment variable
WSK_CLI_PROMPT_ON_CHANGE=true.

Author: ningyougang

commands/action.go

@@ -139,6 +139,13 @@ var actionUpdateCmd = &cobra.Command{
 			return actionParseError(cmd, args, err)
 		}
 
+		if os.Getenv("WSK_CLI_PROMPT_ON_CHANGE") == "true" {
+			if Flags.action.confirm != "yes" && Flags.action.confirm != "y" {
+				fmt.Fprintf(color.Output, wski18n.T("Please update action using --confirm yes if you really want to update it"))
+				return nil
+			}
+		}
+
 		if _, _, err = Client.Actions.Insert(action, true); err != nil {
 			return actionInsertError(action, err)
 		}
@@ -335,6 +342,13 @@ var actionDeleteCmd = &cobra.Command{
 
 		Client.Namespace = qualifiedName.GetNamespace()
 
+		if os.Getenv("WSK_CLI_PROMPT_ON_CHANGE") == "true" {
+			if Flags.action.confirm != "yes" && Flags.action.confirm != "y" {
+				fmt.Fprintf(color.Output, wski18n.T("Please delete action using --confirm yes if you really want to update it"))
+				return nil
+			}
+		}
+
 		if _, err = Client.Actions.Delete(qualifiedName.GetEntityName()); err != nil {
 			return actionDeleteError(qualifiedName.GetEntityName(), err)
 		}
@@ -1269,6 +1283,8 @@ func init() {
 	actionCreateCmd.Flags().StringVar(&Flags.action.web, WEB_FLAG, "", wski18n.T("treat ACTION as a web action, a raw HTTP web action, or as a standard action; yes | true = web action, raw = raw HTTP web action, no | false = standard action"))
 	actionCreateCmd.Flags().StringVar(&Flags.action.websecure, WEB_SECURE_FLAG, "", wski18n.T("secure the web action. where `SECRET` is true, false, or any string. Only valid when the ACTION is a web action"))
 
+	actionDeleteCmd.Flags().StringVar(&Flags.action.confirm, "confirm", "no", wski18n.T("you confirm do this operation?yes or y | default:no (environment variable WSK_CLI_PROMPT_ON_CHANGE=true works)"))
+
 	actionUpdateCmd.Flags().BoolVar(&Flags.action.native, "native", false, wski18n.T("treat ACTION as native action (zip file provides a compatible executable to run)"))
 	actionUpdateCmd.Flags().StringVar(&Flags.action.docker, "docker", "", wski18n.T("use provided docker image (a path on DockerHub) to run the action"))
 	actionUpdateCmd.Flags().BoolVar(&Flags.action.copy, "copy", false, wski18n.T("treat ACTION as the name of an existing action"))
@@ -1284,6 +1300,7 @@ func init() {
 	actionUpdateCmd.Flags().StringVarP(&Flags.common.paramFile, "param-file", "P", "", wski18n.T("`FILE` containing parameter values in JSON format"))
 	actionUpdateCmd.Flags().StringVar(&Flags.action.web, WEB_FLAG, "", wski18n.T("treat ACTION as a web action, a raw HTTP web action, or as a standard action; yes | true = web action, raw = raw HTTP web action, no | false = standard action"))
 	actionUpdateCmd.Flags().StringVar(&Flags.action.websecure, WEB_SECURE_FLAG, "", wski18n.T("secure the web action. where `SECRET` is true, false, or any string. Only valid when the ACTION is a web action"))
+	actionUpdateCmd.Flags().StringVar(&Flags.action.confirm, "confirm", "no", wski18n.T("you confirm do this operation?yes or y | default:no"))
 
 	actionInvokeCmd.Flags().StringSliceVarP(&Flags.common.param, "param", "p", []string{}, wski18n.T("parameter values in `KEY VALUE` format"))
 	actionInvokeCmd.Flags().StringVarP(&Flags.common.paramFile, "param-file", "P", "", wski18n.T("`FILE` containing parameter values in JSON format"))

commands/flags.go

@@ -145,6 +145,7 @@ type ActionFlags struct {
 	url       bool
 	save      bool
 	saveAs    string
+	confirm   string
 }
 
 func IsVerbose() bool {

wski18n/resources/en_US.all.json

@@ -1415,6 +1415,10 @@
     "id": "treat ACTION as a web action, a raw HTTP web action, or as a standard action; yes | true = web action, raw = raw HTTP web action, no | false = standard action",
     "translation": "treat ACTION as a web action, a raw HTTP web action, or as a standard action; yes | true = web action, raw = raw HTTP web action, no | false = standard action"
   },
+  {
+    "id": "you confirm do this operation?yes or y | default:no (environment variable WSK_CLI_PROMPT_ON_CHANGE=true works)",
+    "translation": "you confirm do this operation?yes or y | default:no (environment variable WSK_CLI_PROMPT_ON_CHANGE=true works)"
+  },
   {
     "id": "secure the web action. where `SECRET` is true, false, or any string. Only valid when the ACTION is a web action",
     "translation": "secure the web action. where `SECRET` is true, false, or any string. Only valid when the ACTION is a web action"