server.go

package main

import (
	"net"
	_ "net/http/pprof"
)

const host = "localhost:4242"

// Opens a UDP listener and ignores any data
func udpSink() {
	laddr, err := net.ResolveUDPAddr("udp", host)
	if err != nil {
		panic(err)
	}
	l, err := net.ListenUDP("udp", laddr)
	if err != nil {
		panic(err)
	}
	buf := make([]byte, 1000)
	for {
		_, _, err := l.ReadFromUDP(buf)
		if err != nil {
			panic(err)
		}
	}
}

func main() {
	udpSink()
}