Package net.schmizz.sshj.connection.channel.direct.Session

Examples of net.schmizz.sshj.connection.channel.direct.Session.Command

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      commandString.append(app.getInputDataDirectory());
      commandString.append(" ; ");
      commandString.append("mkdir -p ");
      commandString.append(app.getOutputDataDirectory());

      Command cmd = session.exec(commandString.toString());
      cmd.join(Constants.COMMAND_EXECUTION_TIMEOUT, TimeUnit.SECONDS);
    } catch (ConnectionException e) {
      throw new GFacHandlerException(e.getMessage(), e, context);
    } catch (TransportException e) {
      throw new GFacHandlerException(e.getMessage(), e, context);
    } catch (IOException e) {
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            * It is recommendable to send a fake cookie, and in your ConnectListener when a connection comes in replace
            * it with the real one. But here simply one from `xauth list` is being used.
            */
            sess.reqX11Forwarding("MIT-MAGIC-COOKIE-1", "b0956167c9ad8f34c8a2788878307dc9", 0);

            final Command cmd = sess.exec("/usr/X11/bin/xcalc");

            new StreamCopier(cmd.getInputStream(), System.out).spawn("stdout");
            new StreamCopier(cmd.getErrorStream(), System.err).spawn("stderr");

            // Wait for session & X11 channel to get closed
            ssh.getConnection().join();

        } finally {
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        ssh.connect("localhost");
        try {
            ssh.authPublickey(System.getProperty("user.name"));
            final Session session = ssh.startSession();
            try {
                final Command cmd = session.exec("ping -c 1 google.com");
                System.out.println(IOUtils.readFully(cmd.getInputStream()).toString());
                cmd.join(5, TimeUnit.SECONDS);
                System.out.println("\n** exit status: " + cmd.getExitStatus());
            } finally {
                session.close();
            }
        } finally {
            ssh.disconnect();
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  public List<URI> list(URI directory) {
    Session session = null;
    try {
      session = getSession(directory);
      final List<URI> uris = new ArrayList<URI>();
      final Command command = session.exec("ls -p1 --group-directories-first /" + directory.getPath());
      final String result = IOUtils.readFully(command.getInputStream()).toString();
     
      for (String line : result.split("[\n\r]+")) {
        if (line.endsWith("/")) {
          final String dir = line.substring(0, line.length() - 2);
          uris.add(new URI(directory + "/" + dir));
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        System.exit(0);
      }
      ssh.auth(System.getProperty("user.name"), getAuthMethods(agentProxy));
      final Session session = ssh.startSession();
      try {
        final Command cmd = session.exec("ping -c 1 google.com");
        System.out.println(IOUtils.readFully(cmd.getInputStream()).toString());
        cmd.join(5, TimeUnit.SECONDS);
        System.out.println("\n** exit status: " + cmd.getExitStatus());
      } finally {
        session.close();
      }
    } finally {
      ssh.disconnect();
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      session = securityContext.getSession(jobExecutionContext.getApplicationContext().getHostDescription().getType().getHostAddress());
      /*
       * Execute
       */
      String execuable = app.getStaticWorkingDirectory() + File.separatorChar + Constants.EXECUTABLE_NAME;
      Command cmd = session.exec("/bin/chmod 755 " + execuable + "; " + execuable);
      log.info("stdout=" + GFacUtils.readFromStream(session.getInputStream()));
      cmd.join(Constants.COMMAND_EXECUTION_TIMEOUT, TimeUnit.SECONDS);

      /*
       * check return value. usually not very helpful to draw conclusions
       * based on return values so don't bother. just provide warning in
       * the log messages
       */
      if (cmd.getExitStatus() != 0) {
        log.error("Process finished with non zero return value. Process may have failed");
      } else {
        log.info("Process finished with return value of zero.");
      }

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        command.append("mkdir -p ");
        command.append(model.getInputDataDir());
        command.append(" | ");
        command.append("mkdir -p ");
        command.append(model.getOutputDataDir());
        Command cmd = session.exec(command.toString());
        cmd.join(5, TimeUnit.SECONDS);
      } catch (Exception e) {
        throw e;
      } finally {
        try {
          session.close();
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        }
       
        /*
         * Execute
         */
        Command cmd = session.exec(command);
        log.info("stdout=" + GfacUtils.readFromStream(session.getInputStream()));
        cmd.join(5, TimeUnit.SECONDS);
       
       
        // notify end
        notifier.computationFinished(compObj);
       
        /*
         * check return value. usually not very helpful to draw conclusions
         * based on return values so don't bother. just provide warning in
         * the log messages
         */       
        if (cmd.getExitStatus() != 0) {
          log.error("Process finished with non zero return value. Process may have failed");
        } else {
          log.info("Process finished with return value of zero.");
        }                       
       
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        command.append("mkdir -p ");
        command.append(model.getInputDataDir());
        command.append(" | ");
        command.append("mkdir -p ");
        command.append(model.getOutputDataDir());
        Command cmd = session.exec(command.toString());
        cmd.join(5, TimeUnit.SECONDS);
      } catch (Exception e) {
        throw e;
      } finally {
        try {
          session.close();
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        }
       
        /*
         * Execute
         */
        Command cmd = session.exec(command);
        log.info("stdout=" + GfacUtils.readFromStream(session.getInputStream()));
        cmd.join(5, TimeUnit.SECONDS);
       
       
        // notify end
        notifier.computationFinished(compObj);
       
        /*
         * check return value. usually not very helpful to draw conclusions
         * based on return values so don't bother. just provide warning in
         * the log messages
         */       
        if (cmd.getExitStatus() != 0) {
          log.error("Process finished with non zero return value. Process may have failed");
        } else {
          log.info("Process finished with return value of zero.");
        }                       
       
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