package main

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

	"git.giftfish.de/ston1th/godrop/v2"
)

func main() {
	cfg := godrop.Config{
		User:       "nobody",
		Group:      "nobody",
		Foreground: true,
	}
	err := godrop.Drop(cfg, func() (net.Listener, error) { return net.Listen("tcp", ":80") })
	if err != nil {
		log.Fatal(err)
	}

	l, err := godrop.GetListener()
	if err != nil {
		log.Fatal("Failed to listen on FD 3:", err)
	}
	_, port, _ := net.SplitHostPort(l.Addr().String())

	fmt.Printf("port %s\npid %d\nuid %d\ngid %d\n", port, os.Getpid(), os.Getuid(), os.Getgid())

	http.Serve(l, http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		fmt.Fprintf(w, "port %s\npid %d\nuid %d\ngid %d", port, os.Getpid(), os.Getuid(), os.Getgid())
	}))
}