package main

import (
	"fmt"
	"net/http"
	"os"
	"os/signal"
	"syscall"

	"github.com/miekg/dns"
)

var BASE_DOMAIN string
var DNS_SERVER string

var db *DB

func init() {
	if BASE_DOMAIN == "" {
		BASE_DOMAIN = "misconfigured.acme-dns.example.com."
	}
	if DNS_SERVER == "" {
		DNS_SERVER = "misconfigured.acme-dns.example.com."
	}
}

func runServer(server interface {
	ListenAndServe() error
}, name string) {
	fmt.Printf("starting %s listener\n", name)
	if err := server.ListenAndServe(); err != nil {
		fmt.Printf("got error in %s listener: %s\n", name, err)
		os.Exit(1)
	}
	fmt.Printf("%s listener stopped\n", name)
	os.Exit(1)
}

func main() {
	go runServer(&http.Server{}, "http")
	go runServer(&dns.Server{Net: "tcp"}, "dns-tcp")
	go runServer(&dns.Server{Net: "udp"}, "dns-udp")

	sig := make(chan os.Signal)
	signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
	<-sig
	os.Exit(0)
}