add lib with local_logging

lib/logging.go

@@ -0,0 +1,53 @@
+package lib
+
+import (
+	"flag"
+	"os"
+
+	"github.com/bdlm/log"
+	stdLogger "github.com/bdlm/std/logger"
+)
+
+var (
+	LogLevel     = 40
+	LogTimestamp = false
+)
+
+type Hook struct{}
+
+func (hook *Hook) Fire(entry *log.Entry) error {
+	switch entry.Level {
+	case log.PanicLevel:
+		entry.Logger.Out = os.Stderr
+	case log.FatalLevel:
+		entry.Logger.Out = os.Stderr
+	case log.ErrorLevel:
+		entry.Logger.Out = os.Stderr
+	case log.WarnLevel:
+		entry.Logger.Out = os.Stdout
+	case log.InfoLevel:
+		entry.Logger.Out = os.Stdout
+	case log.DebugLevel:
+		entry.Logger.Out = os.Stdout
+	default:
+	}
+
+	return nil
+}
+
+func (hook *Hook) Levels() []stdLogger.Level {
+	return log.AllLevels
+}
+
+func init() {
+	log.AddHook(&Hook{})
+	flag.BoolVar(&LogTimestamp, "timestamps", LogTimestamp, "Enables timestamps for log output")
+	flag.IntVar(&LogLevel, "loglevel", LogLevel, "Show log message starting at level")
+
+}
+func LogUpdateConfig() {
+	log.SetLevel(stdLogger.Level(LogLevel))
+	log.SetFormatter(&log.TextFormatter{
+		DisableTimestamp: !LogTimestamp,
+	})
+}