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1
2
29
30 import com.jcraft.jsch.*;
31 import com.jcraft.jhttptunnel.*;
32
33 import java.awt.*;
34 import java.awt.event.*;
35 import javax.swing.*;
36
37 import java.io.*;
38 import java.net.*;
39
40 public class JSchOverJHttpTunnel{
41 public static void main(String  [] arg){
42
43 try{
44 JSch jsch=new JSch();
45
46 if(arg.length==0){
47 System.err.println("Enter username@hostname[:port]");
48 System.exit(1);
49 }
50 String host=arg[0];
51 String user=host.substring(0, host.indexOf('@'));
52 host=host.substring(host.indexOf('@')+1);
53 int port=8888;
54 if(host.indexOf(':')!=-1){
55 try{
56 port=Integer.parseInt(host.substring(host.lastIndexOf(':') + 1));
57 host=host.substring(0, host.lastIndexOf(':'));
58 }
59 catch (Exception e) {
60 System.err.println(e);
61 System.exit(1);
62 }
63 }
64
65 Session session=jsch.getSession(user, host, port);
66
68 UserInfo ui=new MyUserInfo();
69 session.setUserInfo(ui);
70
71 session.setSocketFactory(new SocketFactory() {
72 InputStream in=null;
73 OutputStream out=null;
74 JHttpTunnelClient jhtc=null;
75 public Socket createSocket(String host, int port) throws IOException, UnknownHostException {
76 jhtc=new JHttpTunnelClient(host, port);
77
79 jhtc.setInBound(new InBoundSocket());
80 jhtc.setOutBound(new OutBoundSocket());
81
82 jhtc.connect();
83 return new Socket(); }
85 public InputStream getInputStream(Socket socket) throws IOException {
86 if(in==null)
87 in=jhtc.getInputStream();
88 return in;
89 }
90 public OutputStream getOutputStream(Socket socket) throws IOException {
91 if(out==null)
92 out=jhtc.getOutputStream();
93 return out;
94 }
95 });
96
97
101 session.connect();
102
103 Channel channel=session.openChannel("shell");
104
105 channel.setInputStream(System.in);
106 channel.setOutputStream(System.out);
107
108 channel.connect();
109 }
110 catch(Exception e){
111 System.out.println(e);
112 }
113 }
114
115 public static class MyUserInfo implements UserInfo{
116 public String getPassword(){ return passwd; }
117 public boolean promptYesNo(String str){
118 Object [] options={ "yes", "no" };
119 int foo=JOptionPane.showOptionDialog(null,
120 str,
121 "Warning",
122 JOptionPane.DEFAULT_OPTION,
123 JOptionPane.WARNING_MESSAGE,
124 null, options, options[0]);
125 return foo==0;
126 }
127
128 String passwd;
129 JTextField passwordField=(JTextField)new JPasswordField(20);
130
131 public String getPassphrase(){ return null; }
132 public boolean promptPassphrase(String message){ return true; }
133 public boolean promptPassword(String message){
134 Object [] ob={passwordField};
135 int result=
136 JOptionPane.showConfirmDialog(null, ob, message,
137 JOptionPane.OK_CANCEL_OPTION);
138 if(result==JOptionPane.OK_OPTION){
139 passwd=passwordField.getText();
140 return true;
141 }
142 else{ return false; }
143 }
144 public void showMessage(String message){
145 JOptionPane.showMessageDialog(null, message);
146 }
147 }
148
149 }
150 |
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