A humble replacement to the famous Python SimpleHTTPServer in Go

server.go

// A humble replacement to the famous Python SimpleHTTPServer
package main

import (
	"flag"
	"fmt"
	"log"
	"net/http"
)

// HTTP Handler that logs the requested resources via the "log" module
func logHandler(handler http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		log.Printf("%s %s ", r.Method, r.URL)
		handler.ServeHTTP(w, r)
	})
}

func main() {

	directoryOption := flag.String("directory", ".", "the directory to serve via HTTP (default is current directory)")
	portOption := flag.Int("port", 8080, "the listening port (default is 8080)")
	flag.Parse()

	var directory = http.Dir(*directoryOption)
	var fileServer = http.FileServer(directory)
	var port = *portOption

	var host = fmt.Sprintf(":%d", port)
	var handler = logHandler(fileServer)

	log.Printf("Staring HTTP server on http://127.0.0.1:%d/ in directory %v", port, directory)
	log.Fatal(http.ListenAndServe(host, handler))
}