]> Joshua Wise's Git repositories - dumload.git/blob - src/com/jcraft/jsch/UserAuthNone.java
Fix port usage and always try to add the generated key
[dumload.git] / src / com / jcraft / jsch / UserAuthNone.java
1 /* -*-mode:java; c-basic-offset:2; indent-tabs-mode:nil -*- */
2 /*
3 Copyright (c) 2002-2010 ymnk, JCraft,Inc. All rights reserved.
4
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are met:
7
8   1. Redistributions of source code must retain the above copyright notice,
9      this list of conditions and the following disclaimer.
10
11   2. Redistributions in binary form must reproduce the above copyright 
12      notice, this list of conditions and the following disclaimer in 
13      the documentation and/or other materials provided with the distribution.
14
15   3. The names of the authors may not be used to endorse or promote products
16      derived from this software without specific prior written permission.
17
18 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
19 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
21 INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
22 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
24 OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 package com.jcraft.jsch;
31
32 class UserAuthNone extends UserAuth{
33   private static final int SSH_MSG_SERVICE_ACCEPT=                  6;
34   private String methods=null;
35
36   public boolean start(Session session) throws Exception{
37     super.start(session);
38
39
40     // send
41     // byte      SSH_MSG_SERVICE_REQUEST(5)
42     // string    service name "ssh-userauth"
43     packet.reset();
44     buf.putByte((byte)Session.SSH_MSG_SERVICE_REQUEST);
45     buf.putString(Util.str2byte("ssh-userauth"));
46     session.write(packet);
47
48     if(JSch.getLogger().isEnabled(Logger.INFO)){
49       JSch.getLogger().log(Logger.INFO, 
50                            "SSH_MSG_SERVICE_REQUEST sent");
51     }
52
53     // receive
54     // byte      SSH_MSG_SERVICE_ACCEPT(6)
55     // string    service name
56     buf=session.read(buf);
57     int command=buf.getCommand();
58
59     boolean result=(command==SSH_MSG_SERVICE_ACCEPT);
60
61     if(JSch.getLogger().isEnabled(Logger.INFO)){
62       JSch.getLogger().log(Logger.INFO, 
63                            "SSH_MSG_SERVICE_ACCEPT received");
64     }
65     if(!result)
66       return false;
67
68     byte[] _username=null;
69     _username=Util.str2byte(username);
70
71     // send
72     // byte      SSH_MSG_USERAUTH_REQUEST(50)
73     // string    user name
74     // string    service name ("ssh-connection")
75     // string    "none"
76     packet.reset();
77     buf.putByte((byte)SSH_MSG_USERAUTH_REQUEST);
78     buf.putString(_username);
79     buf.putString(Util.str2byte("ssh-connection"));
80     buf.putString(Util.str2byte("none"));
81     session.write(packet);
82
83     loop:
84     while(true){
85       buf=session.read(buf);
86       command=buf.getCommand()&0xff;
87
88       if(command==SSH_MSG_USERAUTH_SUCCESS){
89         return true;
90       }
91       if(command==SSH_MSG_USERAUTH_BANNER){
92         buf.getInt(); buf.getByte(); buf.getByte();
93         byte[] _message=buf.getString();
94         byte[] lang=buf.getString();
95         String message=Util.byte2str(_message);
96         if(userinfo!=null){
97           try{
98             userinfo.showMessage(message);
99           }
100           catch(RuntimeException ee){
101           }
102         }
103         continue loop;
104       }
105       if(command==SSH_MSG_USERAUTH_FAILURE){
106         buf.getInt(); buf.getByte(); buf.getByte(); 
107         byte[] foo=buf.getString();
108         int partial_success=buf.getByte();
109         methods=Util.byte2str(foo);
110 //System.err.println("UserAuthNONE: "+methods+
111 //                 " partial_success:"+(partial_success!=0));
112 //      if(partial_success!=0){
113 //        throw new JSchPartialAuthException(new String(foo));
114 //      }
115
116         break;
117       }
118       else{
119 //      System.err.println("USERAUTH fail ("+command+")");
120         throw new JSchException("USERAUTH fail ("+command+")");
121       }
122     }
123    //throw new JSchException("USERAUTH fail");
124     return false;
125   }
126   String getMethods(){
127     return methods;
128   }
129 }
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