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
|
package main
import (
"fmt"
"net"
"github.com/magiconair/properties"
"golang.org/x/crypto/ssh"
)
func main() {
// 解析 server.properties
conf := properties.MustLoadFile("server.properties", properties.UTF8)
var SSH_SERVER struct {
Host string
Port string
User string
Pass string
config *ssh.ServerConfig
}
SSH_SERVER.Host = conf.MustGetString("server-ip")
SSH_SERVER.Port = conf.MustGetString("server-port")
SSH_SERVER.User = conf.MustGetString("term-user")
SSH_SERVER.Pass = conf.MustGetString("term-pass")
// 创建 ssh 密码认证
SSH_SERVER.config = &ssh.ServerConfig{
PasswordCallback: func(conn ssh.ConnMetadata, password []byte) (*ssh.Permissions, error) {
if conn.User() == SSH_SERVER.User && string(password) == SSH_SERVER.Pass {
return nil, nil
}
return nil, ssh.ErrNoAuth
},
}
// 创建 ssh 服务器密钥
privateKeySigner, err := ssh.ParsePrivateKey(privatePEM)
if err != nil {
panic(fmt.Errorf("不能解析私钥: %v", err))
}
SSH_SERVER.config.AddHostKey(privateKeySigner)
// 在指定端口开启服务
address := net.JoinHostPort(SSH_SERVER.Host, SSH_SERVER.Port)
listener, err := net.Listen("tcp", address)
if err != nil {
panic(fmt.Errorf("不能在 %s 上创建服务: %v", address, err))
}
fmt.Println("Server Address:", address)
// 连接到系统 shell
for {
conn, err := listener.Accept()
if err != nil {
fmt.Println("Can not accept connection:", err)
}
go shell(conn, SSH_SERVER.config)
}
}
|
