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1
2 import com.jcraft.jsch.*;
3 import java.awt.*;
4 import javax.swing.*;
5
6 public class ViaSOCKS5{
7 public static void main(String  [] arg){
8
9 String proxy_host;
10 int proxy_port;
11
12 try{
13 JSch jsch=new JSch();
14
15 String host=JOptionPane.showInputDialog("Enter username@hostname",
16 System.getProperty("user.name")+
17 "@localhost");
18 String user=host.substring(0, host.indexOf('@'));
19 host=host.substring(host.indexOf('@')+1);
20
21 Session session=jsch.getSession(user, host, 22);
22
23 String proxy=JOptionPane.showInputDialog("Enter proxy server",
24 "hostname:port");
25 proxy_host=proxy.substring(0, proxy.indexOf(':'));
26 proxy_port=Integer.parseInt(proxy.substring(proxy.indexOf(':')+1));
27
28 session.setProxy(new ProxySOCKS5(proxy_host, proxy_port));
29
30 UserInfo ui=new MyUserInfo();
32 session.setUserInfo(ui);
33
34
39 session.connect();
40
41 Channel channel=session.openChannel("shell");
42
43 channel.setInputStream(System.in);
44 channel.setOutputStream(System.out);
45
46 channel.connect();
47 }
48 catch(Exception e){
49 System.out.println(e);
50 }
51 }
52
53 public static class MyUserInfo implements UserInfo, UIKeyboardInteractive{
54 public String getPassword(){ return passwd; }
55 public boolean promptYesNo(String str){
56 Object [] options={ "yes", "no" };
57 int foo=JOptionPane.showOptionDialog(null,
58 str,
59 "Warning",
60 JOptionPane.DEFAULT_OPTION,
61 JOptionPane.WARNING_MESSAGE,
62 null, options, options[0]);
63 return foo==0;
64 }
65
66 String passwd;
67 JTextField passwordField=(JTextField)new JPasswordField(20);
68
69 public String getPassphrase(){ return null; }
70 public boolean promptPassphrase(String message){ return true; }
71 public boolean promptPassword(String message){
72 Object [] ob={passwordField};
73 int result=
74 JOptionPane.showConfirmDialog(null, ob, message,
75 JOptionPane.OK_CANCEL_OPTION);
76 if(result==JOptionPane.OK_OPTION){
77 passwd=passwordField.getText();
78 return true;
79 }
80 else{ return false; }
81 }
82 public void showMessage(String message){
83 JOptionPane.showMessageDialog(null, message);
84 }
85 final GridBagConstraints gbc =
86 new GridBagConstraints(0,0,1,1,1,1,
87 GridBagConstraints.NORTHWEST,
88 GridBagConstraints.NONE,
89 new Insets(0,0,0,0),0,0);
90 private Container panel;
91 public String [] promptKeyboardInteractive(String destination,
92 String name,
93 String instruction,
94 String [] prompt,
95 boolean[] echo){
96 panel = new JPanel();
97 panel.setLayout(new GridBagLayout());
98
99 gbc.weightx = 1.0;
100 gbc.gridwidth = GridBagConstraints.REMAINDER;
101 gbc.gridx = 0;
102 panel.add(new JLabel(instruction), gbc);
103 gbc.gridy++;
104
105 gbc.gridwidth = GridBagConstraints.RELATIVE;
106
107 JTextField[] texts=new JTextField[prompt.length];
108 for(int i=0; i<prompt.length; i++){
109 gbc.fill = GridBagConstraints.NONE;
110 gbc.gridx = 0;
111 gbc.weightx = 1;
112 panel.add(new JLabel(prompt[i]),gbc);
113
114 gbc.gridx = 1;
115 gbc.fill = GridBagConstraints.HORIZONTAL;
116 gbc.weighty = 1;
117 if(echo[i]){
118 texts[i]=new JTextField(20);
119 }
120 else{
121 texts[i]=new JPasswordField(20);
122 }
123 panel.add(texts[i], gbc);
124 gbc.gridy++;
125 }
126
127 if(JOptionPane.showConfirmDialog(null, panel,
128 destination+": "+name,
129 JOptionPane.OK_CANCEL_OPTION,
130 JOptionPane.QUESTION_MESSAGE)
131 ==JOptionPane.OK_OPTION){
132 String [] response=new String [prompt.length];
133 for(int i=0; i<prompt.length; i++){
134 response[i]=texts[i].getText();
135 }
136 return response;
137 }
138 else{
139 return null; }
141 }
142 }
143 }
144
145
146 |
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