68 lines
1.1 KiB
Go
68 lines
1.1 KiB
Go
// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package main
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import (
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"fmt"
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"net"
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)
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func main() {
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serverAddr, err := net.ResolveUDPAddr("udp", "127.0.0.1:10001")
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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receiver1, err := net.ResolveUDPAddr("udp", "127.0.0.1:7777")
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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receiver2, err := net.ResolveUDPAddr("udp", "127.0.0.1:8888")
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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conn, err := net.ListenUDP("udp", serverAddr)
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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defer printError(conn.Close)
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buf := make([]byte, 1024*10)
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for {
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n, addr, err := conn.ReadFrom(buf)
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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fmt.Println("Received ", string(buf[0:n]), " from ", addr)
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_, err = conn.WriteTo(buf[0:n], receiver1)
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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_, err = conn.WriteTo(buf[0:n], receiver2)
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if err != nil {
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fmt.Println(err.Error())
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return
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}
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}
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}
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func printError(fn func() error) {
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err := fn()
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if err != nil {
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fmt.Println(err)
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}
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}
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