Examples with TaskDataspaces org.ow2.proactive.scheduler.task.data.TaskDataspaces used on opensource projects

Example 1 with TaskDataspaces

use of org.ow2.proactive.scheduler.task.data.TaskDataspaces in project scheduling by ow2-proactive.

the class TaskLauncher method doTask.

public void doTask(ExecutableContainer executableContainer, TaskResult[] previousTasksResults, TaskTerminateNotification terminateNotification, String terminateNotificationNodeURL, boolean taskRecoverable) {
    TaskResultImpl taskResult;
    WallTimer wallTimer = null;
    TaskContext context = null;
    Stopwatch taskStopwatchForFailures = null;
    TaskDataspaces dataspaces = null;
    try {
        taskStarted.set(true);
        logger.info("Task started " + taskId.getJobId().getReadableName() + " : " + taskId.getReadableName());
        this.taskKiller = this.replaceTaskKillerWithDoubleTimeoutValueIfRunAsMe(executableContainer.isRunAsUser());
        wallTimer = new WallTimer(initializer.getWalltime(), taskKiller);
        taskStopwatchForFailures = Stopwatch.createUnstarted();
        taskLauncherRebinder = new TaskLauncherRebinder(taskId, terminateNotificationNodeURL, taskRecoverable);
        addShutdownHook();
        // lock the cache space cleaning mechanism
        DataSpaceNodeConfigurationAgent.lockCacheSpaceCleaning();
        dataspaces = factory.createTaskDataspaces(taskId, initializer.getNamingService(), executableContainer.isRunAsUser());
        File taskLogFile = taskLogger.createFileAppender(dataspaces.getScratchFolder());
        progressFileReader.start(dataspaces.getScratchFolder(), taskId);
        context = new TaskContext(executableContainer, initializer, previousTasksResults, new NodeDataSpacesURIs(dataspaces.getScratchURI(), dataspaces.getCacheURI(), dataspaces.getInputURI(), dataspaces.getOutputURI(), dataspaces.getUserURI(), dataspaces.getGlobalURI()), progressFileReader.getProgressFile().toString(), getHostname(), decrypter);
        File workingDir = getTaskWorkingDir(context, dataspaces);
        logger.info("Task working dir: " + workingDir);
        logger.info("Cache space: " + context.getNodeDataSpaceURIs().getCacheURI());
        logger.info("Input space: " + context.getNodeDataSpaceURIs().getInputURI());
        logger.info("Output space: " + context.getNodeDataSpaceURIs().getOutputURI());
        logger.info("User space: " + context.getNodeDataSpaceURIs().getUserURI());
        logger.info("Global space: " + context.getNodeDataSpaceURIs().getGlobalURI());
        logger.info("Scheduler rest url: " + context.getSchedulerRestUrl());
        wallTimer.start();
        // should handle interrupt
        dataspaces.copyInputDataToScratch(initializer.getFilteredInputFiles(fileSelectorsFilters(context)));
        if (decrypter != null) {
            decrypter.setCredentials(executableContainer.getCredentials());
        }
        TaskExecutor taskExecutor = factory.createTaskExecutor(workingDir);
        taskStopwatchForFailures.start();
        taskResult = taskExecutor.execute(context, taskLogger.getOutputSink(), taskLogger.getErrorSink());
        taskStopwatchForFailures.stop();
        // by the time the task finishes, the scheduler might have had a
        // transient failure, so we need to make sure that the placeholder
        // for the task's result still exists, or get the new place for
        // the result if it does not exist anymore.
        TaskTerminateNotification rebindedTerminateNotification = taskLauncherRebinder.makeSureSchedulerIsConnected(terminateNotification);
        switch(taskKiller.getStatus()) {
            case WALLTIME_REACHED:
                taskResult = getWalltimedTaskResult(context, taskStopwatchForFailures);
                sendResultToScheduler(rebindedTerminateNotification, taskResult);
                return;
            case KILLED_MANUALLY:
                // killed by Scheduler, no need to send results back
                return;
        }
        dataspaces.copyScratchDataToOutput(initializer.getFilteredOutputFiles(fileSelectorsFilters(context, taskResult)));
        wallTimer.stop();
        copyTaskLogsToUserSpace(taskLogFile, dataspaces);
        taskResult.setLogs(taskLogger.getLogs());
        sendResultToScheduler(rebindedTerminateNotification, taskResult);
    } catch (Throwable taskFailure) {
        if (wallTimer != null) {
            wallTimer.stop();
        }
        switch(taskKiller.getStatus()) {
            case WALLTIME_REACHED:
                taskResult = getWalltimedTaskResult(context, taskStopwatchForFailures);
                sendResultToScheduler(terminateNotification, taskResult);
                break;
            case KILLED_MANUALLY:
                // killed by Scheduler, no need to send results back
                return;
            default:
                logger.info("Failed to execute task", taskFailure);
                long elapsedTime = 0;
                if (taskStopwatchForFailures != null) {
                    elapsedTime = taskStopwatchForFailures.elapsed(TimeUnit.MILLISECONDS);
                }
                taskFailure.printStackTrace(taskLogger.getErrorSink());
                Map<String, byte[]> serializedVariables = extractVariablesFromContext(context);
                taskResult = new TaskResultImpl(taskId, taskFailure, taskLogger.getLogs(), elapsedTime);
                taskResult.setPropagatedVariables(serializedVariables);
                sendResultToScheduler(terminateNotification, taskResult);
        }
    } finally {
        try {
            progressFileReader.stop();
            taskLogger.close();
            if (dataspaces != null) {
                dataspaces.close();
            }
            // unlocks the cache space cleaning thread
            DataSpaceNodeConfigurationAgent.unlockCacheSpaceCleaning();
            removeShutdownHook();
        } finally {
            terminate();
        }
    }
}

Example 2 with TaskDataspaces

use of org.ow2.proactive.scheduler.task.data.TaskDataspaces in project scheduling by ow2-proactive.

the class TaskLauncherTest method scratchDirDeletedAfterTaskCompleted.

@Test
public void scratchDirDeletedAfterTaskCompleted() throws Throwable {
    ScriptExecutableContainer executableContainer = new ScriptExecutableContainer(new TaskScript(new SimpleScript("print('hello'); result='hello'", "groovy")));
    TaskLauncherInitializer initializer = new TaskLauncherInitializer();
    initializer.setTaskId(TaskIdImpl.createTaskId(JobIdImpl.makeJobId("1000"), "job", 1000L));
    final TaskDataspaces dataspacesMock = mock(TaskDataspaces.class);
    when(dataspacesMock.getScratchFolder()).thenReturn(tmpFolder.newFolder());
    runTaskLauncher(createLauncherWithInjectedMocks(initializer, new TestTaskLauncherFactory() {

        @Override
        public TaskDataspaces createTaskDataspaces(TaskId taskId, NamingService namingService, boolean isRunAsUser) {
            return dataspacesMock;
        }
    }), executableContainer);
    verify(dataspacesMock).close();
}

Example 3 with TaskDataspaces

use of org.ow2.proactive.scheduler.task.data.TaskDataspaces in project scheduling by ow2-proactive.

the class TaskLauncherTest method taskLogsAreNotCopiedToUserSpace_PreciousLogsDisabled.

@Test
public void taskLogsAreNotCopiedToUserSpace_PreciousLogsDisabled() throws Exception {
    ScriptExecutableContainer executableContainer = new ScriptExecutableContainer(new TaskScript(new SimpleScript("print('hello'); result='hello'", "groovy")));
    TaskLauncherInitializer initializer = new TaskLauncherInitializer();
    initializer.setPreciousLogs(false);
    initializer.setTaskId(TaskIdImpl.createTaskId(JobIdImpl.makeJobId("1000"), "job", 1000L));
    final TaskDataspaces dataspacesMock = mock(TaskDataspaces.class);
    when(dataspacesMock.getScratchFolder()).thenReturn(tmpFolder.newFolder());
    runTaskLauncher(createLauncherWithInjectedMocks(initializer, new TestTaskLauncherFactory() {

        @Override
        public TaskDataspaces createTaskDataspaces(TaskId taskId, NamingService namingService, boolean isRunAsUser) {
            return dataspacesMock;
        }
    }), executableContainer);
    verify(dataspacesMock, times(1)).copyScratchDataToOutput(Matchers.<List<OutputSelector>>any());
}

Example 4 with TaskDataspaces

use of org.ow2.proactive.scheduler.task.data.TaskDataspaces in project scheduling by ow2-proactive.

the class TaskLauncherTest method taskLogsAreCopiedToUserSpace.

@Test
public void taskLogsAreCopiedToUserSpace() throws Exception {
    ScriptExecutableContainer executableContainer = new ScriptExecutableContainer(new TaskScript(new SimpleScript("print('hello'); result='hello'", "groovy")));
    TaskLauncherInitializer initializer = new TaskLauncherInitializer();
    initializer.setPreciousLogs(true);
    initializer.setTaskId(TaskIdImpl.createTaskId(JobIdImpl.makeJobId("1000"), "job", 1000L));
    final TaskDataspaces dataspacesMock = mock(TaskDataspaces.class);
    when(dataspacesMock.getScratchFolder()).thenReturn(tmpFolder.newFolder());
    runTaskLauncher(createLauncherWithInjectedMocks(initializer, new TestTaskLauncherFactory() {

        @Override
        public TaskDataspaces createTaskDataspaces(TaskId taskId, NamingService namingService, boolean isRunAsUser) {
            return dataspacesMock;
        }
    }), executableContainer);
    verify(dataspacesMock, times(2)).copyScratchDataToOutput(Matchers.<List<OutputSelector>>any());
}

Example 5 with TaskDataspaces

use of org.ow2.proactive.scheduler.task.data.TaskDataspaces in project scheduling by ow2-proactive.

the class TaskLauncher method copyTaskLogsToUserSpace.

private void copyTaskLogsToUserSpace(File taskLogFile, TaskDataspaces dataspaces) {
    if (initializer.isPreciousLogs()) {
        try {
            FileSelector taskLogFileSelector = new FileSelector(taskLogFile.getName());
            taskLogFileSelector.setIncludes(new TaskLoggerRelativePathGenerator(taskId).getRelativePath());
            dataspaces.copyScratchDataToOutput(Collections.singletonList(new OutputSelector(taskLogFileSelector, OutputAccessMode.TransferToUserSpace)));
        } catch (FileSystemException e) {
            logger.warn("Cannot copy logs of task to user data spaces", e);
        }
    }
}