Examples with RawSpanSet com.amazon.dataprepper.plugins.prepper.oteltrace.model.RawSpanSet used on opensource projects

Example 1 with RawSpanSet

use of com.amazon.dataprepper.plugins.prepper.oteltrace.model.RawSpanSet in project data-prepper by opensearch-project.

the class OTelTraceRawPrepper method processRootSpan.

/**
 * Retrieves all child spans from memory and returns them as a set with the root span.
 * Also adds an entry to the traceID cache so that later child spans can be tagged,
 * in the case where a child span is processed AFTER the root span.
 *
 * @param parentSpan
 * @return List containing root span, along with any child spans that have already been processed.
 */
private List<RawSpan> processRootSpan(final RawSpan parentSpan) {
    traceIdTraceGroupCache.put(parentSpan.getTraceId(), parentSpan.getTraceGroup());
    final List<RawSpan> recordsToFlush = new LinkedList<>();
    recordsToFlush.add(parentSpan);
    final TraceGroup traceGroup = parentSpan.getTraceGroup();
    final String parentSpanTraceId = parentSpan.getTraceId();
    final RawSpanSet rawSpanSet = traceIdRawSpanSetMap.get(parentSpanTraceId);
    if (rawSpanSet != null) {
        for (final RawSpan rawSpan : rawSpanSet.getRawSpans()) {
            rawSpan.setTraceGroup(traceGroup);
            recordsToFlush.add(rawSpan);
        }
        traceIdRawSpanSetMap.remove(parentSpanTraceId);
    }
    return recordsToFlush;
}

Example 2 with RawSpanSet

use of com.amazon.dataprepper.plugins.prepper.oteltrace.model.RawSpanSet in project data-prepper by opensearch-project.

the class OTelTraceRawPrepper method getTracesToFlushByGarbageCollection.

/**
 * Periodically flush spans from memory. Typically all spans of a trace are written
 * once the trace's root span arrives, however some child spans my arrive after the root span.
 * This method ensures "orphaned" child spans are eventually flushed from memory.
 * @return List of RawSpans to be sent down the pipeline
 */
private List<RawSpan> getTracesToFlushByGarbageCollection() {
    final List<RawSpan> recordsToFlush = new LinkedList<>();
    if (shouldGarbageCollect()) {
        final boolean isLockAcquired = traceFlushLock.tryLock();
        if (isLockAcquired) {
            try {
                final long now = System.currentTimeMillis();
                lastTraceFlushTime = now;
                final Iterator<Map.Entry<String, RawSpanSet>> entryIterator = traceIdRawSpanSetMap.entrySet().iterator();
                while (entryIterator.hasNext()) {
                    final Map.Entry<String, RawSpanSet> entry = entryIterator.next();
                    final String traceId = entry.getKey();
                    final TraceGroup traceGroup = traceIdTraceGroupCache.getIfPresent(traceId);
                    final RawSpanSet rawSpanSet = entry.getValue();
                    final long traceTime = rawSpanSet.getTimeSeen();
                    if (now - traceTime >= traceFlushInterval || isShuttingDown) {
                        final Set<RawSpan> rawSpans = rawSpanSet.getRawSpans();
                        if (traceGroup != null) {
                            rawSpans.forEach(rawSpan -> {
                                rawSpan.setTraceGroup(traceGroup);
                                recordsToFlush.add(rawSpan);
                            });
                        } else {
                            rawSpans.forEach(rawSpan -> {
                                recordsToFlush.add(rawSpan);
                                LOG.warn("Missing trace group for SpanId: {}", rawSpan.getSpanId());
                            });
                        }
                        entryIterator.remove();
                    }
                }
                if (recordsToFlush.size() > 0) {
                    LOG.info("Flushing {} records due to GC", recordsToFlush.size());
                }
            } finally {
                traceFlushLock.unlock();
            }
        }
    }
    return recordsToFlush;
}