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(COMMAND_EXECUTION_TIMEOUT, TimeUnit.SECONDS);
        } catch (ConnectionException e) {
            throw new ProviderException(e.getMessage(), e);
        } catch (TransportException e) {
            throw new ProviderException(e.getMessage(), e);
        } catch (IOException e) {
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            }

            /*
             * Execute
             */
            Command cmd = session.exec(command);
            log.info("stdout=" + GfacUtils.readFromStream(session.getInputStream()));
            cmd.join(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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            commandString.append(app.getInputDataDirectory());
            commandString.append(" ; ");
            commandString.append("mkdir -p ");
            commandString.append(app.getOutputDataDirectory());

            Command cmd = session.exec(commandString.toString());
            cmd.join(COMMAND_EXECUTION_TIMEOUT, TimeUnit.SECONDS);
        } catch (ConnectionException e) {
            throw new ProviderException(e.getMessage(), e);
        } catch (TransportException e) {
            throw new ProviderException(e.getMessage(), e);
        } catch (IOException e) {
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            }

            /*
             * Execute
             */
            Command cmd = session.exec(command);
            log.info("stdout=" + GfacUtils.readFromStream(session.getInputStream()));
            cmd.join(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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      @Override
      public ExecResponse create() throws Exception {
         try {
            session = acquire(execConnection());
            Command output = session.exec(checkNotNull(command, "command"));
            String outputString = IOUtils.readFully(output.getInputStream()).toString();
            output.join(sshClientConnection.getSessionTimeout(), TimeUnit.MILLISECONDS);
            int errorStatus = output.getExitStatus();
            String errorString = IOUtils.readFully(output.getErrorStream()).toString();
            return new ExecResponse(outputString, errorString, errorStatus);
         } finally {
            clear();
         }
      }
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    ssh.connect(vmName);
    ssh.authPassword(vmUser, vmPwd);

    final Session session = ssh.startSession();
    try {
      final Command cmd = session.exec(command);
      System.out.println(IOUtils.readFully(cmd.getInputStream()).toString());
      cmd.join(10, TimeUnit.SECONDS);
      System.out
          .println("\n** exit status: " + cmd.getExitStatus() + " for the cmd " + command + " on " + vmName);
      if (cmd.getExitStatus() != 0) {
        System.out.println("Command [" + command + "] failed with exit status :" + cmd.getExitStatus() + " on "
            + vmName);
        // System.exit(cmd.getExitStatus());
      }
    }
    finally {
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                /*
                 * Execute
                 */
                String execuable = app.getStaticWorkingDirectory() + File.separatorChar + Constants.EXECUTABLE_NAME;
                GFacUtils.updateApplicationJobStatus(jobExecutionContext, jobID, ApplicationJobStatus.SUBMITTED);
                Command cmd = session.exec("/bin/chmod 755 " + execuable + "; " + execuable);
                GFacUtils.updateApplicationJobStatus(jobExecutionContext, jobID, ApplicationJobStatus.RESULTS_RETRIEVE);
                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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      @Override
      public ExecResponse create() throws Exception {
         try {
            session = acquire(execConnection());
            Command output = session.exec(checkNotNull(command, "command"));
            String outputString = IOUtils.readFully(output.getInputStream()).toString();
            output.join(sshClientConnection.getSessionTimeout(), TimeUnit.MILLISECONDS);
            int errorStatus = output.getExitStatus();
            String errorString = IOUtils.readFully(output.getErrorStream()).toString();
            return new ExecResponse(outputString, errorString, errorStatus);
         } finally {
            clear();
         }
      }
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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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            * 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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  • org.apache.airavata.gfac.handler.SCPDirectorySetupHandler
  • org.apache.airavata.gfac.provider.impl.SSHProvider
  • org.dru.clay.respository.transport.ssh.SshTransport
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