Examples with EventProcessorException org.graylog.events.processor.EventProcessorException used on opensource projects

Example 6 with EventProcessorException

use of org.graylog.events.processor.EventProcessorException in project graylog2-server by Graylog2.

the class EventBacklogService method getMessagesForEvent.

public ImmutableList<MessageSummary> getMessagesForEvent(EventDto eventDto, long backlogSize) throws NotFoundException {
    if (backlogSize <= 0) {
        return ImmutableList.of();
    }
    final EventProcessor.Factory factory = eventProcessorFactories.get(eventDto.eventDefinitionType());
    if (factory == null) {
        throw new NotFoundException("Couldn't find event processor factory for type " + eventDto.eventDefinitionType());
    }
    final EventDefinition eventDefinition = eventDefinitionService.get(eventDto.eventDefinitionId()).orElseThrow(() -> new NotFoundException("Could not find event definintion <" + eventDto.eventDefinitionId() + ">"));
    final EventProcessor eventProcessor = factory.create(eventDefinition);
    final ImmutableList.Builder<MessageSummary> backlogBuilder = ImmutableList.builder();
    try {
        eventProcessor.sourceMessagesForEvent(Event.fromDto(eventDto), backlogBuilder::addAll, backlogSize);
    } catch (EventProcessorException e) {
        // TODO return this error, so it can be included in the notification message?
        LOG.error("Failed to query backlog messages for Event {}", eventDto.id(), e);
    }
    return backlogBuilder.build();
}

Example 7 with EventProcessorException

use of org.graylog.events.processor.EventProcessorException in project graylog2-server by Graylog2.

the class PivotAggregationSearch method doSearch.

@Override
public AggregationResult doSearch() throws EventProcessorException {
    final SearchJob searchJob = getSearchJob(parameters, searchOwner, config.searchWithinMs(), config.executeEveryMs());
    final QueryResult queryResult = searchJob.results().get(QUERY_ID);
    final QueryResult streamQueryResult = searchJob.results().get(STREAMS_QUERY_ID);
    final Set<SearchError> aggregationErrors = firstNonNull(queryResult.errors(), Collections.emptySet());
    final Set<SearchError> streamErrors = firstNonNull(streamQueryResult.errors(), Collections.emptySet());
    if (!aggregationErrors.isEmpty() || !streamErrors.isEmpty()) {
        final Set<SearchError> errors = aggregationErrors.isEmpty() ? streamErrors : aggregationErrors;
        errors.forEach(error -> {
            if (error instanceof QueryError) {
                final QueryError queryError = (QueryError) error;
                final String backtrace = queryError.backtrace() != null ? queryError.backtrace() : "";
                if (error instanceof EmptyParameterError) {
                    LOG.debug("Aggregation search query <{}> with empty Parameter: {}\n{}", queryError.queryId(), queryError.description(), backtrace);
                } else {
                    LOG.error("Aggregation search query <{}> returned an error: {}\n{}", queryError.queryId(), queryError.description(), backtrace);
                }
            } else {
                LOG.error("Aggregation search returned an error: {}", error);
            }
        });
        // If we have only EmptyParameterErrors, just return an empty Result
        if (!(errors.stream().filter(e -> !(e instanceof EmptyParameterError)).count() > 1)) {
            return AggregationResult.empty();
        }
        if (errors.size() > 1) {
            throw new EventProcessorException("Pivot search failed with multiple errors.", false, eventDefinition);
        } else {
            throw new EventProcessorException(errors.iterator().next().description(), false, eventDefinition);
        }
    }
    final PivotResult pivotResult = (PivotResult) queryResult.searchTypes().get(PIVOT_ID);
    final PivotResult streamsResult = (PivotResult) streamQueryResult.searchTypes().get(STREAMS_PIVOT_ID);
    return AggregationResult.builder().keyResults(extractValues(pivotResult)).effectiveTimerange(pivotResult.effectiveTimerange()).totalAggregatedMessages(pivotResult.total()).sourceStreams(extractSourceStreams(streamsResult)).build();
}