e.go

func main() {
	var logWriter io.Writer
	if config.LogFilePath != "" {
		var err error
		logWriter, err = os.OpenFile(config.LogFilePath, os.O_RDWR|os.O_APPEND, 0660)
		if err != nil {
			log.Printf("[WARN] %v", err)
		}
	}

	if logWriter == nil {
		logWriter = os.Stderr
	}

	filter := &logutils.LevelFilter{
		Levels:   []logutils.LogLevel{"DEBUG", "WARN", "ERROR"},
		MinLevel: logutils.LogLevel(config.LogLevel),
		Writer:   logWriter,
	}

	log.SetOutput(filter)

	mux := http.DefaultServeMux
	mux.HandleFunc("/", GitDHTTPHandler)

	address := fmt.Sprintf("%s:%d", config.Bind, config.Port)
	timeout, err := time.ParseDuration(config.ShutdownTimeout)
	if err != nil {
		log.Fatalf("[ERROR] %v", err)
	}

	log.Printf("[INFO] Listening on %s...", address)
	log.Printf("[INFO] Serving Git repositories over HTTP from %s", config.ReposPath)
	graceful.Run(address, timeout, logger.Handler(mux, logger.AppName("gitd")))
}