Examples of net.schmizz.sshj.connection.channel.direct.Session.exec()

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

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

Examples of net.schmizz.sshj.connection.channel.direct.Session.exec()

net.schmizz.sshj.connection.channel.direct.Session.exec()
Execute a remote command. @param command @return {@link Command} instance which should now be used @throws ConnectionException if the request to execute the command failed @throws TransportException if there is an error sending the request

    public void testConnectToLocalhostAndCollectOutput() throws IOException {
        SSHClient client = Ssh.newClient(localhost, adminAccess, 1000);
        try {
            Session session = client.startSession();
            try {
                final Session.Command command = session.exec("echo 'stdout' && echo 'stderr' 1>&2");


                String stdout = CharStreams.toString(new InputStreamReader(command.getInputStream()));
                String stderr = CharStreams.toString(new InputStreamReader(command.getErrorStream()));


                command.join();

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    public void testConnectStreamLoggerToCommand() throws IOException, InterruptedException {
        SSHClient client = Ssh.newClient(localhost, adminAccess, 1000);
        try {
            Session session = client.startSession();
            try {
                final Session.Command command = session.exec("echo 'line1' && echo && echo 'line2'");
                final List<String> lines = Lists.newCopyOnWriteArrayList();


                StreamLogger logger = new StreamLogger(command.getInputStream(), LOG, MarkerFactory.getMarker("live")) {
                    @Override
                    protected void log(Logger logger, Marker marker, String line) {

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            Ssh.createFile(client, content, 0600, destination);


            /* Check the file exists and has the expected content */
            Session session = client.startSession();
            try {
                final Session.Command command = session.exec("set +x +e && cat " + destination);


                String output = CharStreams.toString(new InputStreamReader(command.getInputStream()));
                command.join();


                assertThat(command.getExitStatus()).isEqualTo(0);

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                final String runScriptWithWaitCommand = "while ! which puppet &> /dev/null ; " +
                    "do echo 'Puppet command not found. Waiting for userdata.sh script to finish (10s)' " +
                    "&& sleep 10; " +
                    "done " +
                    "&& sudo puppet apply --detailed-exitcodes --debug --verbose " + destination;
                Session.Command command = session.exec(runScriptWithWaitCommand);


                Ssh.logCommandOutput(LOG, machine.getExternalId(), command);
                command.join();


                final Integer exitStatus = command.getExitStatus();

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        SSHClient client = Ssh.newClient(machine, adminAccess);
        try {
            Session session = client.startSession();
            try {
                session.allocateDefaultPTY();
                Session.Command command = session.exec(bashCommand);


                command.join();
                assertTrue("Exit code was " + command.getExitStatus() + " for command " + bashCommand,
                    command.getExitStatus() == 0);
            } finally {

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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) {

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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);


                /*

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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();

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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

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     *             if the directory cannot be created
     */
    private String createWorkingDir() throws IOException, TavernaExecutorException {
        final Session session = ssh.startSession();
        try {
            final Command cmd = session.exec("mktemp -d -t plato.XXXXXXXXXXXXXXXXXXXX");
            String tempDir = IOUtils.readFully(cmd.getInputStream()).toString();
            cmd.join(commandTimeout, TimeUnit.SECONDS);
            if (cmd.getExitStatus().equals(0)) {
                tempDir = tempDir.trim();
                LOG.debug("Created working directory " + tempDir);

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