Added explicit logfmt logging format

cmd/root.go

@@ -31,13 +31,15 @@ import (
 type LogFormat enumflag.Flag
 
 const (
-	TEXT LogFormat = iota
-	JSON
+	LoggingLogFmt LogFormat = iota
+	LoggingText
+	LoggingJson
 )
 
 var LogFormatIds = map[LogFormat][]string{
-	TEXT: {"text"},
-	JSON: {"json"},
+	LoggingLogFmt: {"logfmt"},
+	LoggingText:   {"text"},
+	LoggingJson:   {"json"},
 }
 
 var (
@@ -79,7 +81,7 @@ func init() {
 
 	rootCmd.PersistentFlags().StringVar(&configFile, "config", "", "config file (default is $HOME/.pinned-package-updater.yaml OR ./.pinned-package-updater.yaml)")
 	rootCmd.PersistentFlags().CountVarP(&logVerbosity, "verbose", "v", "verbose (-v, or -vv)")
-	rootCmd.PersistentFlags().VarP(enumflag.New(&logFormat, "logFormat", LogFormatIds, enumflag.EnumCaseInsensitive), "format", "", "The logging format to use [text, json]")
+	rootCmd.PersistentFlags().VarP(enumflag.New(&logFormat, "logFormat", LogFormatIds, enumflag.EnumCaseInsensitive), "format", "", "The logging format to use [logfmt, text, json]")
 
 	// Cobra also supports local flags, which will only run
 	// when this action is called directly.
@@ -131,9 +133,14 @@ func initLogging() {
 	}
 
 	switch logFormat {
-	case TEXT:
+	case LoggingLogFmt:
+		log.SetFormatter(&log.TextFormatter{
+			DisableColors: true,
+			FullTimestamp: true,
+		})
+	case LoggingText:
 		log.SetFormatter(&log.TextFormatter{})
-	case JSON:
+	case LoggingJson:
 		log.SetFormatter(&log.JSONFormatter{})
 	default:
 		log.SetFormatter(&log.TextFormatter{})