public override bool start(Session session) { // super.start(session); //System.out.println("UserAuthPassword: start"); Packet packet = session.packet; Buffer buf = session.buf; String username = session.username; String password = session.password; String dest = username + "@" + session.host; if (session.port != 22) { dest += (":" + session.port); } while (true) { if (password == null) { if (userinfo == null) { //throw new JSchException("USERAUTH fail"); return(false); } if (!userinfo.promptPassword("Password for " + dest)) { throw new JSchAuthCancelException("password"); //break; } password = userinfo.getPassword(); if (password == null) { throw new JSchAuthCancelException("password"); //break; } } byte[] _username = null; try{ _username = Util.getBytesUTF8(username); } catch {//(java.io.UnsupportedEncodingException e){ _username = Util.getBytes(username); } byte[] _password = null; try{ _password = Util.getBytesUTF8(password); } catch {//(java.io.UnsupportedEncodingException e){ _password = Util.getBytes(password); } // send // byte SSH_MSG_USERAUTH_REQUEST(50) // string user name // string service name ("ssh-connection") // string "password" // boolen FALSE // string plaintext password (ISO-10646 UTF-8) packet.reset(); buf.putByte((byte)Session.SSH_MSG_USERAUTH_REQUEST); buf.putString(_username); buf.putString(Util.getBytes("ssh-connection")); buf.putString(Util.getBytes("password")); buf.putByte((byte)0); buf.putString(_password); session.write(packet); loop: while (true) { // receive // byte SSH_MSG_USERAUTH_SUCCESS(52) // string service name buf = session.read(buf); //System.out.println("read: 52 ? "+ buf.buffer[5]); if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_SUCCESS) { return(true); } if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_BANNER) { buf.getInt(); buf.getByte(); buf.getByte(); byte[] _message = buf.getString(); byte[] lang = buf.getString(); String message = null; try{ message = Util.getStringUTF8(_message); } catch {//(java.io.UnsupportedEncodingException e){ message = Util.getString(_message); } if (userinfo != null) { userinfo.showMessage(message); } goto loop; } if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_FAILURE) { buf.getInt(); buf.getByte(); buf.getByte(); byte[] foo = buf.getString(); int partial_success = buf.getByte(); //System.out.println(new String(foo)+ // " partial_success:"+(partial_success!=0)); if (partial_success != 0) { throw new JSchPartialAuthException(Util.getString(foo)); } break; } else { // System.out.println("USERAUTH fail ("+buf.buffer[5]+")"); // throw new JSchException("USERAUTH fail ("+buf.buffer[5]+")"); return(false); } } password = null; } //throw new JSchException("USERAUTH fail"); //return false; }
public override bool start(Session session) { //super.start(session); //Vector identities=JSch.identities; System.Collections.ArrayList identities = session.jsch.identities; Packet packet = session.packet; Buffer buf = session.buf; String passphrase = null; String username = session.username; byte[] _username = null; try{ _username = Util.getBytesUTF8(username); } catch { //(java.io.UnsupportedEncodingException e){ _username = Util.getBytes(username); } for (int i = 0; i < identities.Count; i++) { Identity identity = (Identity)(identities[i]); byte[] pubkeyblob = identity.getPublicKeyBlob(); //System.out.println("UserAuthPublicKey: "+identity+" "+pubkeyblob); if (pubkeyblob != null) { // send // byte SSH_MSG_USERAUTH_REQUEST(50) // string user name // string service name ("ssh-connection") // string "publickey" // boolen FALSE // string plaintext password (ISO-10646 UTF-8) packet.reset(); buf.WriteByte((byte)Session.SSH_MSG_USERAUTH_REQUEST); buf.WriteString(_username); buf.WriteString(Util.getBytes("ssh-connection")); buf.WriteString(Util.getBytes("publickey")); buf.WriteByte((byte)0); buf.WriteString(Util.getBytes(identity.getAlgName())); buf.WriteString(pubkeyblob); session.write(packet); loop1: while (true) { // receive // byte SSH_MSG_USERAUTH_PK_OK(52) // string service name buf = session.read(buf); //System.out.println("read: 60 ? "+ buf.buffer[5]); if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_PK_OK) { break; } else if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_FAILURE) { // System.out.println("USERAUTH publickey "+session.getIdentity()+ // " is not acceptable."); break; } else if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_BANNER) { buf.ReadInt(); buf.ReadByte(); buf.ReadByte(); byte[] _message = buf.ReadString(); byte[] lang = buf.ReadString(); String message = null; try{ message = Util.getStringUTF8(_message); } catch { //(java.io.UnsupportedEncodingException e){ message = Util.getString(_message); } if (userinfo != null) { userinfo.showMessage(message); } goto loop1; } else { //System.out.println("USERAUTH fail ("+buf.buffer[5]+")"); //throw new JSchException("USERAUTH fail ("+buf.buffer[5]+")"); break; } } if (buf.buffer[5] != Session.SSH_MSG_USERAUTH_PK_OK) { continue; } } //System.out.println("UserAuthPublicKey: identity.isEncrypted()="+identity.isEncrypted()); int count = 5; while (true) { if ((identity.isEncrypted() && passphrase == null)) { if (userinfo == null) { throw new JSchException("USERAUTH fail"); } if (identity.isEncrypted() && !userinfo.promptPassphrase("Passphrase for " + identity.getName())) { throw new JSchAuthCancelException("publickey"); //throw new JSchException("USERAUTH cancel"); //break; } passphrase = userinfo.getPassphrase(); } if (!identity.isEncrypted() || passphrase != null) { //System.out.println("UserAuthPublicKey: @1 "+passphrase); if (identity.setPassphrase(passphrase)) { break; } } passphrase = null; count--; if (count == 0) { break; } } //System.out.println("UserAuthPublicKey: identity.isEncrypted()="+identity.isEncrypted()); if (identity.isEncrypted()) { continue; } if (pubkeyblob == null) { pubkeyblob = identity.getPublicKeyBlob(); } //System.out.println("UserAuthPublicKey: pubkeyblob="+pubkeyblob); if (pubkeyblob == null) { continue; } // send // byte SSH_MSG_USERAUTH_REQUEST(50) // string user name // string service name ("ssh-connection") // string "publickey" // boolen TRUE // string plaintext password (ISO-10646 UTF-8) packet.reset(); buf.WriteByte((byte)Session.SSH_MSG_USERAUTH_REQUEST); buf.WriteString(_username); buf.WriteString(Util.getBytes("ssh-connection")); buf.WriteString(Util.getBytes("publickey")); buf.WriteByte((byte)1); buf.WriteString(Util.getBytes(identity.getAlgName())); buf.WriteString(pubkeyblob); // byte[] tmp=new byte[buf.index-5]; // System.arraycopy(buf.buffer, 5, tmp, 0, tmp.length); // buf.putString(signature); byte[] sid = session.getSessionId(); uint sidlen = (uint)sid.Length; byte[] tmp = new byte[4 + sidlen + buf.index - 5]; tmp[0] = (byte)(sidlen >> 24); tmp[1] = (byte)(sidlen >> 16); tmp[2] = (byte)(sidlen >> 8); tmp[3] = (byte)(sidlen); Array.Copy(sid, 0, tmp, 4, sidlen); Array.Copy(buf.buffer, 5, tmp, 4 + sidlen, buf.index - 5); byte[] signature = identity.getSignature(session, tmp); if (signature == null) { // for example, too long key length. break; } buf.WriteString(signature); session.write(packet); loop2: while (true) { // receive // byte SSH_MSG_USERAUTH_SUCCESS(52) // string service name buf = session.read(buf); //System.out.println("read: 52 ? "+ buf.buffer[5]); if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_SUCCESS) { return(true); } else if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_BANNER) { buf.ReadInt(); buf.ReadByte(); buf.ReadByte(); byte[] _message = buf.ReadString(); byte[] lang = buf.ReadString(); String message = null; try{ message = Util.getStringUTF8(_message); } catch { //(java.io.UnsupportedEncodingException e){ message = Util.getString(_message); } if (userinfo != null) { userinfo.showMessage(message); } goto loop2; } else if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_FAILURE) { buf.ReadInt(); buf.ReadByte(); buf.ReadByte(); byte[] foo = buf.ReadString(); int partial_success = buf.ReadByte(); //System.out.println(Encoding.UTF8.GetString(foo)+ // " partial_success:"+(partial_success!=0)); if (partial_success != 0) { throw new JSchPartialAuthException(Util.getString(foo)); } break; } //System.out.println("USERAUTH fail ("+buf.buffer[5]+")"); //throw new JSchException("USERAUTH fail ("+buf.buffer[5]+")"); break; } } return(false); }
public override bool start(Session session) { base.start(session); //System.out.println("UserAuthNone: start"); Packet packet = session.packet; Buffer buf = session.buf; String username = session.username; byte[] _username = null; try{ _username = Util.getBytesUTF8(username); } catch { //(java.io.UnsupportedEncodingException e){ _username = Util.getBytes(username); } // send // byte SSH_MSG_USERAUTH_REQUEST(50) // string user name // string service name ("ssh-connection") // string "none" packet.reset(); buf.putByte((byte)Session.SSH_MSG_USERAUTH_REQUEST); buf.putString(_username); buf.putString(Util.getBytes("ssh-connection")); buf.putString(Util.getBytes("none")); session.write(packet); loop: while (true) { // receive // byte SSH_MSG_USERAUTH_SUCCESS(52) // string service name buf = session.read(buf); //System.out.println("UserAuthNone: read: 52 ? "+ buf.buffer[5]); if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_SUCCESS) { return(true); } if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_BANNER) { buf.getInt(); buf.getByte(); buf.getByte(); byte[] _message = buf.getString(); byte[] lang = buf.getString(); String message = null; try{ message = Util.getStringUTF8(_message); } catch { //(java.io.UnsupportedEncodingException e){ message = Util.getString(_message); } if (userinfo != null) { userinfo.showMessage(message); } goto loop; } if (buf.buffer[5] == Session.SSH_MSG_USERAUTH_FAILURE) { buf.getInt(); buf.getByte(); buf.getByte(); byte[] foo = buf.getString(); int partial_success = buf.getByte(); methods = Util.getString(foo); //System.out.println("UserAuthNONE: "+methods+ // " partial_success:"+(partial_success!=0)); // if(partial_success!=0){ // throw new JSchPartialAuthException(new String(foo)); // } break; } else { // System.out.println("USERAUTH fail ("+buf.buffer[5]+")"); throw new JSchException("USERAUTH fail (" + buf.buffer[5] + ")"); } } //throw new JSchException("USERAUTH fail"); return(false); }