-
Notifications
You must be signed in to change notification settings - Fork 0
/
listener.go
65 lines (57 loc) · 1.22 KB
/
listener.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
package main
import (
"bufio"
"fmt"
"io"
"net"
"os"
"strings"
)
const (
CONN_HOST = "localhost"
CONN_PORT = "13666"
CONN_TYPE = "tcp"
)
func main() {
l, err := net.Listen(CONN_TYPE, fmt.Sprintf("%s:%s", CONN_HOST, CONN_PORT))
if err != nil {
fmt.Println("Error listening:", err.Error())
os.Exit(1)
}
defer l.Close()
fmt.Println("Listening on " + CONN_HOST + ":" + CONN_PORT)
for {
// Listen for an incoming connection.
conn, err := l.Accept()
if err != nil {
fmt.Println("Error accepting: ", err.Error())
os.Exit(1)
}
fmt.Println("Somebody connected")
go handleRequest(conn)
}
}
// Handles incoming requests.
func handleRequest(conn net.Conn) {
defer conn.Close()
// Read loop
for {
// Make a buffer to hold incoming data.
// Read the incoming connection into a string.
status, err := bufio.NewReader(conn).ReadString('\n')
if err == io.EOF {
fmt.Println("Client disconnected")
break
} else if err != nil {
fmt.Println("Error reading:", err.Error())
break
}
status = strings.Replace(status, "\r", "", -1)
status = strings.Replace(status, "\n", "", -1)
if len(status) < 1 {
continue
}
fmt.Printf("Message received %s\n", status)
conn.Write([]byte("ok\n"))
}
}