elide secret key

weed/shell/command_remote_configure.go

@@ -95,7 +95,7 @@ func (c *commandRemoteConfigure) listExistingRemoteStorages(commandEnv *CommandE
 			return fmt.Errorf("unmarshal %s/%s: %v", filer.DirectoryEtcRemote, entry.Name, err)
 		}
 
-		conf.S3SecretKey = ""
+		conf.S3SecretKey = strings.Repeat("*", len(conf.S3SecretKey))
 
 		m := jsonpb.Marshaler{
 			EmitDefaults: false,