package main

import "net"

func main() {
  laddr, err := net.ResolveUDPAddr(":43424")
  if err != nil {
    println("err: " + err.String())
    return
  }
  udp_listener, err := net.ListenUDP("udp", laddr)
  if err != nil {
    println("err: " + err.String())
    return
  }
  // set t to 1 and it never seems to hang
  // set t to 1000000 and it hangs pretty consistently within the first 10000 iterations
  t := int64(1000000)
  udp_listener.SetTimeout(t)
  udp_listener.SetReadTimeout(t)
  udp_listener.SetWriteTimeout(t)
  n := 0
  packet := make([]byte, 4096)
  for {
    _,_,_ = udp_listener.ReadFrom(packet)
    n++
    println("At ", n)
    if n > 10000 { break }
  }
}