51 lines
837 B
Go
51 lines
837 B
Go
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"net"
|
||
|
|
"os"
|
||
|
|
//"time"
|
||
|
|
)
|
||
|
|
|
||
|
|
var LISTENING_PORT = 1337
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
|
||
|
|
ln, err := net.Listen("tcp", ":1337")
|
||
|
|
catchErr(err)
|
||
|
|
fmt.Println("Listening on port 1337...")
|
||
|
|
|
||
|
|
for {
|
||
|
|
conn, err := ln.Accept()
|
||
|
|
catchErr(err)
|
||
|
|
go handleConn(conn)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func getIP(conn net.Conn) {
|
||
|
|
if addr, ok := conn.RemoteAddr().(*net.TCPAddr); ok {
|
||
|
|
fmt.Printf("Received connection from: %v\n", addr)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func handleConn(conn net.Conn) {
|
||
|
|
defer conn.Close()
|
||
|
|
|
||
|
|
getIP(conn)
|
||
|
|
//fmt.Printf("\rWelcome to my server!")
|
||
|
|
//time.Sleep(time.Second)
|
||
|
|
//fmt.Printf("\r")
|
||
|
|
//fmt.Printf("\rWhat, were you expecting something?")
|
||
|
|
conn.Write([]byte("\rWelcome to my server!"))
|
||
|
|
}
|
||
|
|
|
||
|
|
func catchErr(err error) (errHappened bool) {
|
||
|
|
errHappened = false
|
||
|
|
if err != nil {
|
||
|
|
errHappened = true
|
||
|
|
fmt.Println(err)
|
||
|
|
os.Exit(2)
|
||
|
|
}
|
||
|
|
return errHappened
|
||
|
|
}
|