public static void main(String[] arg) {

    String xhost = "127.0.0.1";
    int xport = 0;

    try {
      JSch jsch = new JSch();

      String host = null;
      if (arg.length > 0) {
        host = arg[0];
      } else {
        host =
            JOptionPane.showInputDialog(
                "Enter username@hostname", System.getProperty("user.name") + "@localhost");
      }
      String user = host.substring(0, host.indexOf('@'));
      host = host.substring(host.indexOf('@') + 1);

      Session session = jsch.getSession(user, host, 22);

      String display =
          JOptionPane.showInputDialog("Please enter display name", xhost + ":" + xport);
      xhost = display.substring(0, display.indexOf(':'));
      xport = Integer.parseInt(display.substring(display.indexOf(':') + 1));

      session.setX11Host(xhost);
      session.setX11Port(xport + 6000);

      // username and password will be given via UserInfo interface.
      UserInfo ui = new MyUserInfo();
      session.setUserInfo(ui);
      session.connect();

      Channel channel = session.openChannel("shell");

      channel.setXForwarding(true);

      channel.setInputStream(System.in);
      channel.setOutputStream(System.out);

      channel.connect();
    } catch (Exception e) {
      System.out.println(e);
    }
  }
  public static void main(String[] arg) throws JSchException, InterruptedException {
    JSch jsch = new JSch();

    String[] proxyInfo = queryUserAndHost("proxy server", arg.length > 0 ? arg[0] : null);

    Session gateway = jsch.getSession(proxyInfo[0], proxyInfo[1]);

    UserInfo ui = new SwingDialogUserInfo();
    gateway.setUserInfo(ui);
    gateway.connect();

    String[] targetInfo = queryUserAndHost("target server", arg.length > 1 ? arg[1] : null);

    Session session = jsch.getSession(targetInfo[0], targetInfo[1]);

    session.setProxy(new ProxySSH(gateway));

    session.setUserInfo(ui);

    System.err.println("connecting session ...");
    session.connect();

    System.err.println("session connected.");
    System.err.println("opening shell channel ...");

    Channel channel = session.openChannel("shell");

    channel.setOutputStream(System.out, true);
    channel.setExtOutputStream(System.err, true);

    channel.setInputStream(System.in, true);

    channel.connect();

    System.err.println("shell channel connected.");

    do {
      Thread.sleep(100);
    } while (!channel.isEOF());
    System.err.println("exitcode: " + channel.getExitStatus());
    session.disconnect();
    Thread.sleep(50);

    gateway.disconnect();
  }
  public static void main(String[] arg) {

    int lport;
    String rhost;
    int rport;

    try {
      JSch jsch = new JSch();

      String host = null;
      if (arg.length > 0) {
        host = arg[0];
      } else {
        host =
            JOptionPane.showInputDialog(
                "Enter username@hostname", System.getProperty("user.name") + "@localhost");
      }
      String user = host.substring(0, host.indexOf('@'));
      host = host.substring(host.indexOf('@') + 1);

      Session session = jsch.getSession(user, host, 22);

      String foo = JOptionPane.showInputDialog("Enter -L port:host:hostport", "port:host:hostport");
      lport = Integer.parseInt(foo.substring(0, foo.indexOf(':')));
      foo = foo.substring(foo.indexOf(':') + 1);
      rhost = foo.substring(0, foo.indexOf(':'));
      rport = Integer.parseInt(foo.substring(foo.indexOf(':') + 1));

      // username and password will be given via UserInfo interface.
      UserInfo ui = new MyUserInfo();
      session.setUserInfo(ui);

      session.connect();

      // Channel channel=session.openChannel("shell");
      // channel.connect();

      int assinged_port = session.setPortForwardingL(lport, rhost, rport);
      System.out.println("localhost:" + assinged_port + " -> " + rhost + ":" + rport);
    } catch (Exception e) {
      System.out.println(e);
    }
  }
  public static void main(String[] arg) {
    if (arg.length != 2) {
      System.err.println("usage: java ScpTo file1 user@remotehost:file2");
      System.exit(-1);
    }

    FileInputStream fis = null;
    try {

      String lfile = arg[0];
      String user = arg[1].substring(0, arg[1].indexOf('@'));
      arg[1] = arg[1].substring(arg[1].indexOf('@') + 1);
      String host = arg[1].substring(0, arg[1].indexOf(':'));
      String rfile = arg[1].substring(arg[1].indexOf(':') + 1);

      JSch jsch = new JSch();
      Session session = jsch.getSession(user, host, 22);

      // username and password will be given via UserInfo interface.
      UserInfo ui = new MyUserInfo();
      session.setUserInfo(ui);
      session.connect();

      boolean ptimestamp = true;

      // exec 'scp -t rfile' remotely
      String command = "scp " + (ptimestamp ? "-p" : "") + " -t " + rfile;
      Channel channel = session.openChannel("exec");
      ((ChannelExec) channel).setCommand(command);

      // get I/O streams for remote scp
      OutputStream out = channel.getOutputStream();
      InputStream in = channel.getInputStream();

      channel.connect();

      if (checkAck(in) != 0) {
        System.exit(0);
      }

      File _lfile = new File(lfile);

      if (ptimestamp) {
        command = "T " + (_lfile.lastModified() / 1000) + " 0";
        // The access time should be sent here,
        // but it is not accessible with JavaAPI ;-<
        command += (" " + (_lfile.lastModified() / 1000) + " 0\n");
        out.write(command.getBytes());
        out.flush();
        if (checkAck(in) != 0) {
          System.exit(0);
        }
      }

      // send "C0644 filesize filename", where filename should not include '/'
      long filesize = _lfile.length();
      command = "C0644 " + filesize + " ";
      if (lfile.lastIndexOf('/') > 0) {
        command += lfile.substring(lfile.lastIndexOf('/') + 1);
      } else {
        command += lfile;
      }
      command += "\n";
      out.write(command.getBytes());
      out.flush();
      if (checkAck(in) != 0) {
        System.exit(0);
      }

      // send a content of lfile
      fis = new FileInputStream(lfile);
      byte[] buf = new byte[1024];
      while (true) {
        int len = fis.read(buf, 0, buf.length);
        if (len <= 0) break;
        out.write(buf, 0, len); // out.flush();
      }
      fis.close();
      fis = null;
      // send '\0'
      buf[0] = 0;
      out.write(buf, 0, 1);
      out.flush();
      if (checkAck(in) != 0) {
        System.exit(0);
      }
      out.close();

      channel.disconnect();
      session.disconnect();

      System.exit(0);
    } catch (Exception e) {
      System.out.println(e);
      try {
        if (fis != null) fis.close();
      } catch (Exception ee) {
      }
    }
  }
  /**
   * Creates a SSH Session with a remote machine and tries to login according to the details
   * specified by Contact An appropriate message is shown to the end user in case the login fails
   *
   * @param sshContact ID of SSH Contact
   * @throws JSchException if a JSch is unable to create a SSH Session with the remote machine
   * @throws InterruptedException if the thread is interrupted before session connected or is timed
   *     out
   * @throws OperationFailedException if not of above reasons :-)
   */
  public void createSSHSessionAndLogin(ContactSSH sshContact)
      throws JSchException, OperationFailedException, InterruptedException {
    logger.info("Creating a new SSH Session to " + sshContact.getHostName());

    // creating a new JSch Stack identifier for contact
    JSch jsch = new JSch();

    String knownHosts = (String) accountID.getAccountProperties().get("KNOWN_HOSTS_FILE");

    if (!knownHosts.equals("Optional")) jsch.setKnownHosts(knownHosts);

    String identitiyKey = (String) accountID.getAccountProperties().get("IDENTITY_FILE");

    String userName = sshContact.getUserName();

    // use the name of system user if the contact has not supplied SSH
    // details
    if (userName.equals("")) userName = System.getProperty("user.name");

    if (!identitiyKey.equals("Optional")) jsch.addIdentity(identitiyKey);

    // creating a new session for the contact
    Session session =
        jsch.getSession(
            userName, sshContact.getHostName(), sshContact.getSSHConfigurationForm().getPort());

    /**
     * Creating and associating User Info with the session User Info passes authentication from
     * sshContact to SSH Stack
     */
    SSHUserInfo sshUserInfo = new SSHUserInfo(sshContact);

    session.setUserInfo(sshUserInfo);

    /** initializing the session */
    session.connect(connectionTimeout);

    int count = 0;

    // wait for session to get connected
    while (!session.isConnected() && count <= 30000) {
      Thread.sleep(1000);
      count += 1000;
      logger.trace("SSH:" + sshContact.getHostName() + ": Sleep zzz .. ");
    }

    // if timeout have exceeded
    if (count > 30000) {
      sshContact.setSSHSession(null);
      JOptionPane.showMessageDialog(
          null, "SSH Connection attempt to " + sshContact.getHostName() + " timed out");

      // error codes are not defined yet
      throw new OperationFailedException(
          "SSH Connection attempt to " + sshContact.getHostName() + " timed out", 2);
    }

    sshContact.setJSch(jsch);
    sshContact.setSSHSession(session);

    logger.info("A new SSH Session to " + sshContact.getHostName() + " Created");
  }
Exemple #6
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  public static void main(String[] arg) {
    if (arg.length != 2) {
      System.err.println("usage: java ScpFrom user@remotehost:file1 file2");
      System.exit(-1);
    }

    FileOutputStream fos = null;
    try {

      String user = arg[0].substring(0, arg[0].indexOf('@'));
      arg[0] = arg[0].substring(arg[0].indexOf('@') + 1);
      String host = arg[0].substring(0, arg[0].indexOf(':'));
      String rfile = arg[0].substring(arg[0].indexOf(':') + 1);
      String lfile = arg[1];

      String prefix = null;
      if (new File(lfile).isDirectory()) {
        prefix = lfile + File.separator;
      }

      JSch jsch = new JSch();
      Session session = jsch.getSession(user, host, 22);

      // username and password will be given via UserInfo interface.
      UserInfo ui = new MyUserInfo();
      session.setUserInfo(ui);
      session.connect();

      // exec 'scp -f rfile' remotely
      String command = "scp -f " + rfile;
      Channel channel = session.openChannel("exec");
      ((ChannelExec) channel).setCommand(command);

      // get I/O streams for remote scp
      OutputStream out = channel.getOutputStream();
      InputStream in = channel.getInputStream();

      channel.connect();

      byte[] buf = new byte[1024];

      // send '\0'
      buf[0] = 0;
      out.write(buf, 0, 1);
      out.flush();

      while (true) {
        int c = checkAck(in);
        if (c != 'C') {
          break;
        }

        // read '0644 '
        in.read(buf, 0, 5);

        long filesize = 0L;
        while (true) {
          if (in.read(buf, 0, 1) < 0) {
            // error
            break;
          }
          if (buf[0] == ' ') break;
          filesize = filesize * 10L + (long) (buf[0] - '0');
        }

        String file = null;
        for (int i = 0; ; i++) {
          in.read(buf, i, 1);
          if (buf[i] == (byte) 0x0a) {
            file = new String(buf, 0, i);
            break;
          }
        }

        // System.out.println("filesize="+filesize+", file="+file);

        // send '\0'
        buf[0] = 0;
        out.write(buf, 0, 1);
        out.flush();

        // read a content of lfile
        fos = new FileOutputStream(prefix == null ? lfile : prefix + file);
        int foo;
        while (true) {
          if (buf.length < filesize) foo = buf.length;
          else foo = (int) filesize;
          foo = in.read(buf, 0, foo);
          if (foo < 0) {
            // error
            break;
          }
          fos.write(buf, 0, foo);
          filesize -= foo;
          if (filesize == 0L) break;
        }
        fos.close();
        fos = null;

        if (checkAck(in) != 0) {
          System.exit(0);
        }

        // send '\0'
        buf[0] = 0;
        out.write(buf, 0, 1);
        out.flush();
      }

      session.disconnect();

      System.exit(0);
    } catch (Exception e) {
      System.out.println(e);
      try {
        if (fos != null) fos.close();
      } catch (Exception ee) {
      }
    }
  }