package main

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

	"github.com/gorilla/mux"
)

var (
	url *string
)

func main() {

	url = flag.String("url", "/", "the url to redirect to")
	port := flag.Int("p", 80, "the port to run on")
	flag.Parse()

	r := mux.NewRouter()
	r.HandleFunc("/", indexHandler).Methods("GET")
	httpServer := http.Server{
		Addr:    fmt.Sprintf("0.0.0.0:%d", *port),
		Handler: r,
	}

	log.Fatal(httpServer.ListenAndServe())
}

func indexHandler(w http.ResponseWriter, r *http.Request) {
	http.Redirect(w, r, *url, http.StatusSeeOther)
}