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

Introduction

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

Prototype

public ExecuteWatchdog(final long timeout)

Source Link

Document

Creates a new watchdog with a given timeout.

Usage

From source file:org.apache.zeppelin.util.ProcessLauncher.java

public void launch() {
    DefaultExecutor executor = new DefaultExecutor();
    this.processOutput = new ProcessLogOutputStream();
    executor.setStreamHandler(new PumpStreamHandler(processOutput));
    this.watchdog = new ExecuteWatchdog(ExecuteWatchdog.INFINITE_TIMEOUT);
    executor.setWatchdog(watchdog);/* ww  w. j av a2  s .  co  m*/
    try {
        executor.execute(commandLine, envs, this);
        transition(State.LAUNCHED);
        LOGGER.info("Process is launched: {}", commandLine);
    } catch (IOException e) {
        this.processOutput.stopCatchLaunchOutput();
        LOGGER.error("Fail to launch process: " + commandLine, e);
        transition(State.TERMINATED);
        errorMessage = e.getMessage();
    }
}

From source file:org.brailleblaster.util.ProgramCaller.java

public ProgramCaller(String command, String[] args, int returnValue) throws ExecuteException, IOException {
    cmdLine = new CommandLine(command + BBIni.getNativeCommandSuffix());
    for (int i = 0; i < args.length; i++)
        cmdLine.addArgument(args[i]);/*from   w  w  w . j  a v  a2  s.  c  o  m*/
    resultHandler = new DefaultExecuteResultHandler();
    ExecuteWatchdog watchdog = new ExecuteWatchdog(60 * 1000);
    Executor executor = new DefaultExecutor();
    executor.setExitValue(returnValue);
    executor.setWatchdog(watchdog);
    executor.execute(cmdLine, resultHandler);
}

From source file:org.cloudifysource.dsl.context.utils.VolumeUtils.java

private static void executeCommandLine(final String commandLine, final long timeout)
        throws LocalStorageOperationException, TimeoutException {

    Executor executor = new DefaultExecutor();
    executor.setExitValue(0);//from   w ww  .ja  va2s  .c  o  m
    ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);
    ProcessOutputStream outAndErr = new ProcessOutputStream();
    try {
        PumpStreamHandler streamHandler = new PumpStreamHandler(outAndErr);
        executor.setStreamHandler(streamHandler);
        logger.info("Executing commandLine : '" + commandLine + "'");
        executor.execute(CommandLine.parse(commandLine));
        logger.info("Execution completed successfully. Process output was : " + outAndErr.getOutput());
    } catch (final Exception e) {
        if (watchdog.killedProcess()) {
            throw new TimeoutException("Timed out while executing commandLine : '" + commandLine + "'");
        }
        throw new LocalStorageOperationException("Failed executing commandLine : '" + commandLine
                + ". Process output was : " + outAndErr.getOutput(), e);
    }
}

From source file:org.cloudifysource.utilitydomain.context.blockstorage.VolumeUtils.java

private static void executeCommandLine(final String commandLine, final long timeout)
        throws LocalStorageOperationException, TimeoutException {

    Executor executor = new DefaultExecutor();
    executor.setExitValue(0);//from   w  ww  .j a v a 2  s  .  co  m
    ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);
    ProcessOutputStream outAndErr = new ProcessOutputStream();
    try {
        PumpStreamHandler streamHandler = new PumpStreamHandler(outAndErr);
        executor.setStreamHandler(streamHandler);
        logger.info("Executing commandLine : '" + commandLine + "'");
        executor.execute(CommandLine.parse(commandLine));
        logger.info("Execution completed successfully. Process output was : " + outAndErr.getOutput());
    } catch (final Exception e) {
        if (watchdog.killedProcess()) {
            throw new TimeoutException("Timed out while executing commandLine : '" + commandLine + "'");
        }

        throw new LocalStorageOperationException("Failed executing commandLine : '" + commandLine
                + ". Process output was : " + outAndErr.getOutput(), e);
    }
}

From source file:org.cloudifysource.utilitydomain.context.blockstorage.VolumeUtils.java

private static String executeSilentCommandLineReturnOutput(final String commandLine, final long timeout)
        throws LocalStorageOperationException, TimeoutException {

    Executor executor = new DefaultExecutor();
    executor.setExitValue(0);/*from   ww  w. jav a2  s.  co  m*/
    ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);
    ProcessOutputStream outAndErr = new ProcessOutputStream();
    try {
        PumpStreamHandler streamHandler = new PumpStreamHandler(outAndErr);
        executor.setStreamHandler(streamHandler);
        executor.execute(CommandLine.parse(commandLine));
    } catch (final Exception e) {
        if (watchdog.killedProcess()) {
            throw new TimeoutException("Timed out while executing commandLine : '" + commandLine + "'");
        }

        throw new LocalStorageOperationException("Failed executing commandLine : '" + commandLine
                + ". Process output was : " + outAndErr.getOutput(), e);
    }

    return outAndErr.getOutput();
}

From source file:org.codice.alliance.distribution.sdk.video.stream.mpegts.MpegTsUdpClient.java

private static DefaultExecuteResultHandler executeFFmpeg(final CommandLine command, final int timeoutSeconds,
        final PumpStreamHandler streamHandler) throws IOException {
    final ExecuteWatchdog watchdog = new ExecuteWatchdog(timeoutSeconds * 1000);
    final Executor executor = new DefaultExecutor();
    executor.setWatchdog(watchdog);//from   ww w  .ja v a  2  s  . co  m

    if (streamHandler != null) {
        executor.setStreamHandler(streamHandler);
    }

    final DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    executor.execute(command, resultHandler);

    return resultHandler;
}

From source file:org.eclipse.php.composer.core.launch.execution.ScriptExecutor.java

public void setTimeout(long timeout) {
    watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);
}

From source file:org.eclipse.php.composer.core.launch.execution.ScriptExecutor.java

public void setTimeout(int timeout) {

    if (timeout < 0) {
        throw new IllegalArgumentException(Messages.ScriptExecutor_NegativeTimeoutError);
    }// w  w w . j a  v  a 2 s .  c  o m

    this.timeout = timeout;

    watchdog = new ExecuteWatchdog(timeout);
    executor.setWatchdog(watchdog);
}

From source file:org.eclipse.sisu.equinox.launching.internal.DefaultEquinoxLauncher.java

@Override
public int execute(LaunchConfiguration configuration, int forkedProcessTimeoutInSeconds)
        throws EquinoxLaunchingException {

    String executable = configuration.getJvmExecutable();
    if (executable == null || "".equals(executable)) {
        // use the same JVM as the one used to run Maven (the "java.home" one)
        executable = System.getProperty("java.home") + File.separator + "bin" + File.separator + "java";
        if (File.separatorChar == '\\') {
            executable = executable + ".exe";
        }//from  w  w w. j  a  v a2  s  . c  o m
    }
    CommandLine cli = new CommandLine(executable);

    final boolean handleQuotes = false;
    cli.addArguments(configuration.getVMArguments(), handleQuotes);

    cli.addArguments(new String[] { "-jar", getCanonicalPath(configuration.getLauncherJar()) }, handleQuotes);

    cli.addArguments(configuration.getProgramArguments(), handleQuotes);

    log.info("Command line:\n\t" + cli.toString());

    DefaultExecutor executor = new DefaultExecutor();
    ExecuteWatchdog watchdog = null;
    if (forkedProcessTimeoutInSeconds > 0) {
        watchdog = new ExecuteWatchdog(forkedProcessTimeoutInSeconds * 1000L);
        executor.setWatchdog(watchdog);
    }
    // best effort to avoid orphaned child process
    executor.setProcessDestroyer(new ShutdownHookProcessDestroyer());
    executor.setWorkingDirectory(configuration.getWorkingDirectory());
    try {
        return executor.execute(cli, getMergedEnvironment(configuration));
    } catch (ExecuteException e) {
        if (watchdog != null && watchdog.killedProcess()) {
            log.error("Timeout " + forkedProcessTimeoutInSeconds + " s exceeded. Process was killed.");
        }
        return e.getExitValue();
    } catch (IOException e) {
        throw new EquinoxLaunchingException(e);
    }
}

From source file:org.eclipse.smarthome.io.net.exec.ExecUtil.java

/**
 * <p>/*w w  w. j  a v a 2  s . c  om*/
 * Executes <code>commandLine</code>. Sometimes (especially observed on
 * MacOS) the commandLine isn't executed properly. In that cases another
 * exec-method is to be used. To accomplish this please use the special
 * delimiter '<code>@@</code>'. If <code>commandLine</code> contains this
 * delimiter it is split into a String[] array and the special exec-method
 * is used.
 * </p>
 * <p>
 * A possible {@link IOException} gets logged but no further processing is
 * done.
 * </p>
 * 
 * @param commandLine
 *            the command line to execute
 * @param timeout
 *            timeout for execution in milliseconds
 * @return response data from executed command line
 */
public static String executeCommandLineAndWaitResponse(String commandLine, int timeout) {
    String retval = null;

    CommandLine cmdLine = null;

    if (commandLine.contains(CMD_LINE_DELIMITER)) {
        String[] cmdArray = commandLine.split(CMD_LINE_DELIMITER);
        cmdLine = new CommandLine(cmdArray[0]);

        for (int i = 1; i < cmdArray.length; i++) {
            cmdLine.addArgument(cmdArray[i], false);
        }
    } else {
        cmdLine = CommandLine.parse(commandLine);
    }

    DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();

    ExecuteWatchdog watchdog = new ExecuteWatchdog(timeout);
    Executor executor = new DefaultExecutor();

    ByteArrayOutputStream stdout = new ByteArrayOutputStream();
    PumpStreamHandler streamHandler = new PumpStreamHandler(stdout);

    executor.setExitValue(1);
    executor.setStreamHandler(streamHandler);
    executor.setWatchdog(watchdog);

    try {
        executor.execute(cmdLine, resultHandler);
        logger.debug("executed commandLine '{}'", commandLine);
    } catch (ExecuteException e) {
        logger.error("couldn't execute commandLine '" + commandLine + "'", e);
    } catch (IOException e) {
        logger.error("couldn't execute commandLine '" + commandLine + "'", e);
    }

    // some time later the result handler callback was invoked so we
    // can safely request the exit code
    try {
        resultHandler.waitFor();
        int exitCode = resultHandler.getExitValue();
        retval = StringUtils.chomp(stdout.toString());
        logger.debug("exit code '{}', result '{}'", exitCode, retval);

    } catch (InterruptedException e) {
        logger.error("Timeout occured when executing commandLine '" + commandLine + "'", e);
    }

    return retval;
}