golang udp server example
package main
import (
"fmt"
"net"
"os"
)
/* A Simple function to verify error */
func CheckError(err error) {
if err != nil {
fmt.Println("Error: " , err)
os.Exit(0)
}
}
func main() {
/* Lets prepare a address at any address at port 10001*/
ServerAddr,err := net.ResolveUDPAddr("udp",":10001")
CheckError(err)
/* Now listen at selected port */
ServerConn, err := net.ListenUDP("udp", ServerAddr)
CheckError(err)
defer ServerConn.Close()
buf := make([]byte, 1024)
for {
n,addr,err := ServerConn.ReadFromUDP(buf)
fmt.Println("Received ",string(buf[0:n]), " from ",addr)
if err != nil {
fmt.Println("Error: ",err)
}
}
}