annotate src/ch/ethz/ssh2/channel/RemoteAcceptThread.java @ 278:d7e088fa2123 ganymed

start conversion from trilead to ganymed
author Carl Byington <carl@five-ten-sg.com>
date Fri, 18 Jul 2014 16:45:43 -0700
parents 91a31873c42a
children 071eccdff8ea
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1 /*
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2 * Copyright (c) 2006-2011 Christian Plattner. All rights reserved.
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3 * Please refer to the LICENSE.txt for licensing details.
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4 */
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5 package ch.ethz.ssh2.channel;
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6
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7 import java.io.IOException;
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8 import java.net.Socket;
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9
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10 import ch.ethz.ssh2.log.Logger;
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11
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12 /**
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13 * RemoteAcceptThread.
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14 *
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15 * @author Christian Plattner
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16 * @version $Id: RemoteAcceptThread.java 119 2014-04-12 20:30:58Z dkocher@sudo.ch $
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17 */
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18 public class RemoteAcceptThread extends Thread
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19 {
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20 private static final Logger log = Logger.getLogger(RemoteAcceptThread.class);
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21
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22 Channel c;
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23
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24 String remoteConnectedAddress;
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25 int remoteConnectedPort;
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26 String remoteOriginatorAddress;
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27 int remoteOriginatorPort;
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28 String targetAddress;
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29 int targetPort;
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30
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31 Socket s;
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32
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33 public RemoteAcceptThread(Channel c, String remoteConnectedAddress, int remoteConnectedPort,
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34 String remoteOriginatorAddress, int remoteOriginatorPort, String targetAddress, int targetPort)
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35 {
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36 this.c = c;
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37 this.remoteConnectedAddress = remoteConnectedAddress;
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38 this.remoteConnectedPort = remoteConnectedPort;
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39 this.remoteOriginatorAddress = remoteOriginatorAddress;
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40 this.remoteOriginatorPort = remoteOriginatorPort;
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41 this.targetAddress = targetAddress;
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42 this.targetPort = targetPort;
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43
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44 log.debug("RemoteAcceptThread: " + remoteConnectedAddress + "/" + remoteConnectedPort + ", R: "
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45 + remoteOriginatorAddress + "/" + remoteOriginatorPort);
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46 }
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47
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48 @Override
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49 public void run()
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50 {
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51 try
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52 {
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53 c.cm.sendOpenConfirmation(c);
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54
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55 s = new Socket(targetAddress, targetPort);
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56
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57 StreamForwarder r2l = new StreamForwarder(c, null, null, c.getStdoutStream(), s.getOutputStream(),
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58 "RemoteToLocal");
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59 StreamForwarder l2r = new StreamForwarder(c, null, null, s.getInputStream(), c.getStdinStream(),
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60 "LocalToRemote");
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61
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62 /* No need to start two threads, one can be executed in the current thread */
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63
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64 r2l.setDaemon(true);
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65 r2l.start();
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66 l2r.run();
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67
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68 while (r2l.isAlive())
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69 {
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70 try
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71 {
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72 r2l.join();
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73 }
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74 catch (InterruptedException ignored)
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75 {
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76 }
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77 }
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78
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79 /* If the channel is already closed, then this is a no-op */
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80
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81 c.cm.closeChannel(c, "EOF on both streams reached.", true);
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82 s.close();
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83 }
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84 catch (IOException e)
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85 {
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86 log.warning("IOException in proxy code: " + e.getMessage());
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87
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88 try
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89 {
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90 c.cm.closeChannel(c, e, true);
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91 }
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92 catch (IOException ignored)
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93 {
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94 }
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95 try
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96 {
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97 if (s != null)
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98 s.close();
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99 }
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100 catch (IOException ignored)
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101 {
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102 }
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103 }
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104 }
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105 }