Examples with ProgramStatus co.cask.cdap.api.ProgramStatus used on opensource projects

Example 1 with ProgramStatus

use of co.cask.cdap.api.ProgramStatus in project cdap by caskdata.

the class ProgramScheduleStoreDataset method modifySchedulesTriggeredByDeletedProgram.

/**
 * Update all schedules that can be triggered by the given deleted program. A schedule will be removed if
 * the only {@link ProgramStatusTrigger} in it is triggered by the deleted program. Schedules with composite triggers
 * will be updated if the composite trigger can still be satisfied after the program is deleted, otherwise the
 * schedules will be deleted.
 *
 * @param programId the program id for which to delete the schedules
 * @return the IDs of the schedules that were deleted
 */
public List<ScheduleId> modifySchedulesTriggeredByDeletedProgram(ProgramId programId) {
    List<ScheduleId> deleted = new ArrayList<>();
    Set<ProgramScheduleRecord> scheduleRecords = new HashSet<>();
    for (ProgramStatus status : ProgramStatus.values()) {
        scheduleRecords.addAll(findSchedules(Schedulers.triggerKeyForProgramStatus(programId, status)));
    }
    for (ProgramScheduleRecord scheduleRecord : scheduleRecords) {
        ProgramSchedule schedule = scheduleRecord.getSchedule();
        try {
            deleteSchedule(schedule.getScheduleId());
        } catch (NotFoundException e) {
            // this should never happen
            LOG.warn("Failed to delete the schedule '{}' triggered by '{}', skip this schedule.", schedule.getScheduleId(), programId, e);
            continue;
        }
        if (schedule.getTrigger() instanceof AbstractSatisfiableCompositeTrigger) {
            // get the updated composite trigger by removing the program status trigger of the given program
            Trigger updatedTrigger = ((AbstractSatisfiableCompositeTrigger) schedule.getTrigger()).getTriggerWithDeletedProgram(programId);
            if (updatedTrigger == null) {
                deleted.add(schedule.getScheduleId());
                continue;
            }
            // if the updated composite trigger is not null, add the schedule back with updated composite trigger
            try {
                addScheduleWithStatus(new ProgramSchedule(schedule.getName(), schedule.getDescription(), schedule.getProgramId(), schedule.getProperties(), updatedTrigger, schedule.getConstraints(), schedule.getTimeoutMillis()), scheduleRecord.getMeta().getStatus(), System.currentTimeMillis());
            } catch (AlreadyExistsException e) {
                // this should never happen
                LOG.warn("Failed to add the schedule '{}' triggered by '{}' with updated trigger '{}', " + "skip adding this schedule.", schedule.getScheduleId(), programId, updatedTrigger, e);
            }
        } else {
            deleted.add(schedule.getScheduleId());
        }
    }
    return deleted;
}

Example 2 with ProgramStatus

use of co.cask.cdap.api.ProgramStatus in project cdap by caskdata.

the class ProgramStatusTrigger method getTriggerSatisfiedResult.

/**
 * Helper method to return a result from the given supplier if the trigger is satisfied with the given notifications,
 * or return the default result if the trigger is not satisfied.
 *
 * @param notifications notifications used to determine whether the trigger is satisfied
 * @param defaultResult the default result to return if the trigger is not satisfied
 * @param function the function to get result from if the trigger is satisfied
 * @param <T> type of the result to be returned
 * @return a result of type T
 */
private <T> T getTriggerSatisfiedResult(List<Notification> notifications, T defaultResult, Function<ProgramRunInfo, T> function) {
    for (Notification notification : notifications) {
        if (!Notification.Type.PROGRAM_STATUS.equals(notification.getNotificationType())) {
            continue;
        }
        String programRunIdString = notification.getProperties().get(ProgramOptionConstants.PROGRAM_RUN_ID);
        String programRunStatusString = notification.getProperties().get(ProgramOptionConstants.PROGRAM_STATUS);
        // Ignore notifications which specify an invalid programRunId or programStatus
        if (programRunIdString == null || programRunStatusString == null) {
            continue;
        }
        ProgramStatus programStatus;
        try {
            programStatus = ProgramRunStatus.toProgramStatus(ProgramRunStatus.valueOf(programRunStatusString));
        } catch (IllegalArgumentException e) {
            // Return silently, this happens for statuses that are not meant to be scheduled
            continue;
        }
        ProgramRunId programRunId = GSON.fromJson(programRunIdString, ProgramRunId.class);
        ProgramId triggeringProgramId = programRunId.getParent();
        if (this.programId.equals(triggeringProgramId) && programStatuses.contains(programStatus)) {
            return function.apply(new ProgramRunInfo(programStatus, programRunId));
        }
    }
    return defaultResult;
}

Example 3 with ProgramStatus

use of co.cask.cdap.api.ProgramStatus in project cdap by caskdata.

the class SmartWorkflow method destroy.

@Override
public void destroy() {
    WorkflowContext workflowContext = getContext();
    PipelineRuntime pipelineRuntime = new PipelineRuntime(workflowContext, workflowMetrics);
    // Execute the post actions only if pipeline is not running in preview mode.
    if (!workflowContext.getDataTracer(PostAction.PLUGIN_TYPE).isEnabled()) {
        for (Map.Entry<String, PostAction> endingActionEntry : postActions.entrySet()) {
            String name = endingActionEntry.getKey();
            PostAction action = endingActionEntry.getValue();
            StageSpec stageSpec = stageSpecs.get(name);
            BatchActionContext context = new WorkflowBackedActionContext(workflowContext, pipelineRuntime, stageSpec);
            try {
                action.run(context);
            } catch (Throwable t) {
                LOG.error("Error while running post action {}.", name, t);
            }
        }
    }
    // publish all alerts
    for (Map.Entry<String, AlertPublisher> alertPublisherEntry : alertPublishers.entrySet()) {
        String name = alertPublisherEntry.getKey();
        AlertPublisher alertPublisher = alertPublisherEntry.getValue();
        PartitionedFileSet alertConnector = workflowContext.getDataset(name);
        try (CloseableIterator<Alert> alerts = new AlertReader(alertConnector.getPartitions(PartitionFilter.ALWAYS_MATCH))) {
            if (!alerts.hasNext()) {
                continue;
            }
            StageMetrics stageMetrics = new DefaultStageMetrics(workflowMetrics, name);
            StageSpec stageSpec = stageSpecs.get(name);
            AlertPublisherContext alertContext = new DefaultAlertPublisherContext(pipelineRuntime, stageSpec, workflowContext, workflowContext.getAdmin());
            alertPublisher.initialize(alertContext);
            TrackedIterator<Alert> trackedIterator = new TrackedIterator<>(alerts, stageMetrics, Constants.Metrics.RECORDS_IN);
            alertPublisher.publish(trackedIterator);
        } catch (Exception e) {
            LOG.warn("Stage {} had errors publishing alerts. Alerts may not have been published.", name, e);
        } finally {
            try {
                alertPublisher.destroy();
            } catch (Exception e) {
                LOG.warn("Error destroying alert publisher for stage {}", name, e);
            }
        }
    }
    ProgramStatus status = getContext().getState().getStatus();
    if (status == ProgramStatus.FAILED) {
        WRAPPERLOGGER.error("Pipeline '{}' failed.", getContext().getApplicationSpecification().getName());
    } else {
        WRAPPERLOGGER.info("Pipeline '{}' {}.", getContext().getApplicationSpecification().getName(), status == ProgramStatus.COMPLETED ? "succeeded" : status.name().toLowerCase());
    }
    MacroEvaluator macroEvaluator = new DefaultMacroEvaluator(pipelineRuntime.getArguments(), workflowContext.getLogicalStartTime(), workflowContext, workflowContext.getNamespace());
    // Get resolved plugin properties
    Map<String, Map<String, String>> resolvedProperties = new HashMap<>();
    for (StageSpec spec : stageSpecs.values()) {
        String stageName = spec.getName();
        resolvedProperties.put(stageName, workflowContext.getPluginProperties(stageName, macroEvaluator).getProperties());
    }
    // Add resolved plugin properties to workflow token as a JSON String
    workflowContext.getToken().put(RESOLVED_PLUGIN_PROPERTIES_MAP, GSON.toJson(resolvedProperties));
}

Example 4 with ProgramStatus

use of co.cask.cdap.api.ProgramStatus in project cdap by caskdata.

the class DataStreamsSparkLauncher method destroy.

@TransactionPolicy(TransactionControl.EXPLICIT)
@Override
public void destroy() {
    super.destroy();
    ProgramStatus status = getContext().getState().getStatus();
    WRAPPERLOGGER.info("Pipeline '{}' {}", getContext().getApplicationSpecification().getName(), status == ProgramStatus.COMPLETED ? "succeeded" : status.name().toLowerCase());
}