Example usage for org.apache.commons.exec PumpStreamHandler PumpStreamHandler

Introduction

In this page you can find the example usage for org.apache.commons.exec PumpStreamHandler PumpStreamHandler.

Prototype

public PumpStreamHandler(final OutputStream outAndErr) 

Source Link

Document

Construct a new PumpStreamHandler.

Usage

From source file:org.kitodo.imagemanagement.ConvertRunner.java

/**
 * Executes the ImageMagick command using Apache Commons Exec.
 *
 * @param commandLine/*from   w  ww. ja  v  a2 s .  co m*/
 *            command line to execute
 * @throws IOException
 *             if I/O fails
 */
void run(IMOperation commandLine) throws IOException {
    Executor executor = new DefaultExecutor();

    OutputStream outAndErr = new ByteArrayOutputStream();
    executor.setStreamHandler(new PumpStreamHandler(outAndErr));

    long timeoutMillis = 1000
            * KitodoConfig.getIntParameter(ParameterImageManagement.TIMEOUT_SEC, DEFAULT_TIMEOUT_MINS);
    executor.setWatchdog(new ExecuteWatchdog(timeoutMillis));

    CommandLine command;
    try {
        String sshHosts = KitodoConfig.getParameter(ParameterImageManagement.SSH_HOST);
        command = new CommandLine("ssh");
        String[] hosts = sshHosts.split(",");
        String host = hosts[RANDOMNESS_GENERATOR.nextInt(hosts.length)];
        command.addArgument(host, false);
        command.addArgument(convertCommand + ' ' + commandLine.toString(), false);
    } catch (NoSuchElementException e) {
        logger.trace("SSH not configured.", e);
        command = new CommandLine(convertCommand);
        command.addArguments(commandLine.toString());
    }

    try {
        logger.debug("Executing: {}", command);
        logger.trace("Timeout: {} mins", timeoutMillis / 60000d);
        executor.execute(command);
        logger.debug("Command output:{}{}", System.lineSeparator(), outAndErr.toString());
    } catch (IOException | RuntimeException e) {
        logger.error("Command output:{}{}", System.lineSeparator(), outAndErr.toString());
        throw e;
    }
}

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From source file:org.kitodo.imagemanagementmodule.ConvertRunner.java

/**
 * Executes the ImageMagick command using Apache Commons Exec.
 *
 * @param commandLine//  www  .j a  v a 2 s .c  o m
 *            command line to execute
 * @throws IOException
 *             if I/O fails
 */
void run(IMOperation commandLine) throws IOException {
    Executor executor = new DefaultExecutor();

    OutputStream outAndErr = new ByteArrayOutputStream();
    executor.setStreamHandler(new PumpStreamHandler(outAndErr));

    long timeoutMillis = 1000
            * Config.getIntParameter("ImageManagementModule.timeoutSec", DEFAULT_TIMEOUT_MINS);
    executor.setWatchdog(new ExecuteWatchdog(timeoutMillis));

    CommandLine command;
    try {
        String sshHosts = Config.getParameter("ImageManagementModule.sshHosts");
        command = new CommandLine("ssh");
        String[] hosts = sshHosts.split(",");
        String host = hosts[RANDOMNESS_GENERATOR.nextInt(hosts.length)];
        command.addArgument(host, false);
        command.addArgument(convertCommand + ' ' + commandLine.toString(), false);
    } catch (NoSuchElementException e) {
        logger.trace("SSH not configured.", e);
        command = new CommandLine(convertCommand);
        command.addArguments(commandLine.toString());
    }

    try {
        logger.debug("Executing: {}", command);
        logger.trace("Timeout: {} mins", timeoutMillis / 60000d);
        executor.execute(command);
        logger.debug("Command output:{}{}", System.lineSeparator(), outAndErr.toString());
    } catch (IOException | RuntimeException e) {
        logger.error("Command output:{}{}", System.lineSeparator(), outAndErr.toString());
        throw e;
    }
}

---

From source file:org.mail.bridge.FolderMonitor.java

public synchronized void runScriptAgainstReceivedFiles(List<File> inboxFiles) {
    if (config.getInboxScript().isEmpty() || Utils.isEmpty(inboxFiles))
        return;/*from  w w  w. j a v  a2 s . c  o m*/
    LOG.debug("Run script '{}' against files {}", config.getInboxScript(), inboxFiles);
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        CommandLine cmd = CommandLine.parse(config.getInboxScript());
        for (File file : inboxFiles)
            cmd.addArgument(file.getName(), true);
        DefaultExecutor executor = new DefaultExecutor();
        executor.setStreamHandler(new PumpStreamHandler(out));
        executor.setWatchdog(new ExecuteWatchdog(SCRIPT_TIMEOUT));
        Map<String, String> environment = EnvironmentUtils.getProcEnvironment();
        environment.putAll(config.asEnvironmentMap());
        executor.setWorkingDirectory(new File(System.getProperty("user.dir")));
        executor.execute(cmd, environment);
        LOG.info("Script '{}' successfully finished", config.getInboxScript());
        LOG.debug("Script output:\n{}", out.toString());
    } catch (ExecuteException e) {
        LOG.error(e.getMessage(), e);
        LOG.error("\nScript '{}' output:\n{}", config.getInboxScript(), out.toString());
        int c = config.getInboxScriptStopCode();
        if (c != 0 && c == e.getExitValue())
            postMessage(new Main.StopMessage(
                    String.format("Script '%s' exited with code %d that is configured as stop code",
                            config.getInboxScript(), c)));
    } catch (IOException e) {
        LOG.error(e.getMessage(), e);
        LOG.error("\nScript '{}' output:\n{}", config.getInboxScript(), out.toString());
    }
}

---

From source file:org.moneta.DropwizardContractTest.java

@BeforeClass
public static void setUpBeforeClass() throws Exception {
    System.out.println("Java Temp Dir: " + System.getProperty("java.io.tmpdir"));

    executor = new DefaultExecutor();
    resultHandler = new DefaultExecuteResultHandler();
    String javaHome = System.getProperty("java.home");
    String userDir = System.getProperty("user.dir");

    executor.setStreamHandler(new PumpStreamHandler(System.out));
    watchdog = new ExecuteWatchdog(10000);
    executor.setWatchdog(watchdog);/*from w  w w  . j  av  a2 s  .  c om*/
    executor.execute(new CommandLine(
            javaHome + SystemUtils.FILE_SEPARATOR + "bin" + SystemUtils.FILE_SEPARATOR + "java.exe")
                    .addArgument("-version"));
    executor.execute(
            new CommandLine(
                    javaHome + SystemUtils.FILE_SEPARATOR + "bin" + SystemUtils.FILE_SEPARATOR + "java.exe")
                            .addArgument("-jar")
                            .addArgument(userDir + "/../moneta-dropwizard/target/moneta-dropwizard-"
                                    + ContractTestSuite.getProjectVersion() + ".jar")
                            .addArgument("server").addArgument(
                                    "src/main/resources/dropwizard/moneta-dropwizard.yaml"),
            resultHandler);
    Thread.sleep(3000);
    System.out.println("Test sequence starting....");
}

---

From source file:org.mule.test.infrastructure.process.UnixController.java

@Override
public int getProcessId() {
    Map<Object, Object> newEnv = this.copyEnvironmentVariables();
    DefaultExecutor executor = new DefaultExecutor();
    ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);//from   w w  w. j  a  v a  2  s.co m
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    PumpStreamHandler streamHandler = new PumpStreamHandler(outputStream);
    executor.setStreamHandler(streamHandler);
    if (this.doExecution(executor, new CommandLine(this.muleBin).addArgument("status"), newEnv) == 0) {
        Matcher matcher = STATUS_PATTERN.matcher(outputStream.toString());
        if (matcher.find()) {
            return Integer.parseInt(matcher.group(1));
        } else {
            throw new MuleControllerException("bin/mule status didn't return the expected pattern: " + STATUS);
        }
    } else {
        throw new MuleControllerException("Mule ESB is not running");
    }
}

---

From source file:org.n52.movingcode.runtime.processors.python.PythonCLIProbe.java

public static String getVersion() {

    try {/* w  ww.ja v  a 2  s .  c o  m*/
        URL scriptURL = PythonCLIProbe.class.getResource(versionScriptFile);
        File sf = new File(scriptURL.toURI());
        String scriptPath = sf.getAbsolutePath();

        CommandLine commandLine = CommandLine.parse(PythonCLIProcessor.pythonExecutable + " " + scriptPath);

        DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
        Executor executor = new DefaultExecutor();

        // put a watchdog with a timeout
        ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(timeout_seconds) * 1000);
        executor.setWatchdog(watchdog);

        ByteArrayOutputStream os = new ByteArrayOutputStream();
        PumpStreamHandler psh = new PumpStreamHandler(os);
        executor.setStreamHandler(psh);

        executor.execute(commandLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            return null;
        }

        return (os.toString());

    } catch (Exception e) {
        return null;
    }
}

---

From source file:org.n52.movingcode.runtime.processors.r.RCLIProbe.java

private static String getVersion() {
    try {//from   ww w. j  a  v a  2 s.c om
        CommandLine commandLine = CommandLine.parse(RCLIProcessor.rExecutable + " " + VERSION_CALL);

        DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
        Executor executor = new DefaultExecutor();

        // put a watchdog with a timeout
        ExecuteWatchdog watchdog = new ExecuteWatchdog(new Long(TIMEOUT_SECONDS) * 1000);
        executor.setWatchdog(watchdog);

        ByteArrayOutputStream os = new ByteArrayOutputStream();
        PumpStreamHandler psh = new PumpStreamHandler(os);
        executor.setStreamHandler(psh);

        executor.execute(commandLine, resultHandler);
        resultHandler.waitFor();
        int exitVal = resultHandler.getExitValue();
        if (exitVal != 0) {
            return null;
        }

        String osString = os.toString();

        String versionString = osString.substring(osString.lastIndexOf(": ") + 2);
        versionString = versionString.substring(0, versionString.indexOf('\n'));

        return (versionString);
    } catch (Exception e) {
        LOGGER.error("Could not get version string.", e);
        return null;
    }
}

---

From source file:org.ng200.openolympus.cerberus.executors.OpenOlympusWatchdogExecutor.java

private static String callNativeId(boolean group) throws IOException {
    OpenOlympusWatchdogExecutor.ensureUserAndGroupExists();

    final CommandLine commandLine = new CommandLine("id");
    commandLine.addArgument(group ? "-g" : "-u");
    commandLine.addArgument("olympuswatchdogchild");

    final DefaultExecutor executor = new DefaultExecutor();

    final ByteArrayOutputStream out = new ByteArrayOutputStream();

    executor.setStreamHandler(new PumpStreamHandler(out));

    executor.setWatchdog(new ExecuteWatchdog(1000));

    try {//from  w w  w  .  j a v a2 s .  c om
        executor.execute(commandLine);

        return out.toString(StandardCharsets.UTF_8.name());
    } catch (final ExecuteException e) {
        throw new ExecuteException(
                "Couldn't find user/group id of the olympuswatchdogchild user/group: does it even exist?",
                e.getExitValue(), e);
    }
}

---

From source file:org.ng200.openolympus.controller.admin.DiagnosticsController.java

private File which(final String applicationName) {
    try {/*from   ww  w  .j a  v  a  2  s  .  c o m*/
        final DefaultExecutor executor = new DefaultExecutor();
        executor.setWatchdog(new ExecuteWatchdog(20000));
        final CommandLine commandLine = new CommandLine("which");
        commandLine.addArgument(applicationName);
        final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        executor.setStreamHandler(new PumpStreamHandler(byteArrayOutputStream));
        executor.execute(commandLine);
        final String fileName = byteArrayOutputStream.toString().trim();
        if (fileName.isEmpty()) {
            return null;
        }
        return new File(fileName);
    } catch (final IOException e) {
        return null;
    }
}

---

From source file:org.ng200.openolympus.FileAccess.java

public static void rsync(final Path from, final Path to) throws IOException {
    final CommandLine commandLine = new CommandLine("/usr/bin/rsync");
    commandLine.addArgument("-r");
    commandLine.addArgument("--ignore-errors");
    commandLine.addArgument(from.toAbsolutePath().toString());
    commandLine.addArgument(to.toAbsolutePath().toString());
    final DefaultExecutor executor = new DefaultExecutor();

    executor.setWatchdog(new ExecuteWatchdog(20000)); // 20 seconds for the
    // sandbox to
    // complete/* ww  w  .  jav  a  2  s .co  m*/
    final ByteArrayOutputStream outAndErr = new ByteArrayOutputStream();
    executor.setStreamHandler(new PumpStreamHandler(outAndErr));
    executor.setExitValues(new int[] { 0 });
    try {
        executor.execute(commandLine);
    } catch (final ExecuteException e) {
        throw new IOException("Rsync failed:\n" + outAndErr.toString(), e);
    }
}

---

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