simple udp server to debug statsd stuff

main.go

package main

import (
        "fmt"
        "log"
        "net"
)

func handleUDPConnection(conn *net.UDPConn) {

        buffer := make([]byte, 1024)
        n, _, err := conn.ReadFromUDP(buffer)
        if err != nil {
                log.Println(err)
                return
        }

        log.Println(string(buffer[:n]))
}

func main() {
        hostName := "127.0.0.1"
        portNum := "8125"
        service := hostName + ":" + portNum

        udpAddr, err := net.ResolveUDPAddr("udp4", service)

        if err != nil {
                log.Fatal(err)
        }

        // setup listener for incoming UDP connection
        ln, err := net.ListenUDP("udp", udpAddr)

        if err != nil {
                log.Fatal(err)
        }

        fmt.Println("UDP server up and listening on ", service)

        defer ln.Close()

        for {
                // wait for UDP client to connect
                handleUDPConnection(ln)
        }

}