/
server01.go
79 lines (71 loc) · 1.41 KB
/
server01.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
66
67
68
69
70
71
72
73
74
75
76
77
78
79
package main
//import(
// "fmt"
// "math"
//)
//
//func Squrt(i int) int{
// v := math.Sqrt(float64(i))
// return int(v)
//}
//
//func main() {
// fmt.Println("result is ", Squrt(23))
//}
//import (
// "fmt"
// "reflect"
//)
//func main() {
// type S struct {
// F string `species:"gopher" color:"blue"`
// }
//
// s := S{}
// st := reflect.TypeOf(s)
// field := st.Field(0)
// fmt.Println(field.Tag.Get("color"), field.Tag.Get("species"))
//
// }
import (
"fmt"
"net"
)
const (
ip = ""
port = 3333
)
func main() {
listen, err := net.ListenTCP("tcp", &net.TCPAddr{net.ParseIP(ip), port, ""})
if err != nil {
fmt.Println("监听端口失败:", err.Error())
return
}
fmt.Println("已初始化连接,等待客户端连接...")
Server(listen)
}
func Server(listen *net.TCPListener) {
for {
conn, err := listen.AcceptTCP()
if err != nil {
fmt.Println("接受客户端连接异常:", err.Error())
continue
}
fmt.Println("客户端连接来自:", conn.RemoteAddr().String())
defer conn.Close()
go func() {
data := make([]byte, 128)
for {
i, err := conn.Read(data)
fmt.Println("客户端发来数据:", string(data[0:i]))
if err != nil {
fmt.Println("读取客户端数据错误:", err.Error())
break
}
outstr := "finish_hahah"
// conn.Write([]byte{'f', 'i', 'n', 'i', 's', 'h'})
conn.Write([]byte(outstr))
}
}()
}
}