Examples with SpanKind io.opentelemetry.api.trace.SpanKind used on opensource projects

Example 6 with SpanKind

use of io.opentelemetry.api.trace.SpanKind in project opentelemetry-java by open-telemetry.

the class TestClientServerTest method verify.

private void verify() {
    await().atMost(Duration.ofSeconds(15)).until(finishedSpansSize(otelTesting), equalTo(2));
    List<SpanData> finished = otelTesting.getSpans();
    assertThat(finished).hasSize(2);
    assertThat(finished.get(1).getTraceId()).isEqualTo(finished.get(0).getTraceId());
    SpanKind firstSpanKind = finished.get(0).getKind();
    switch(firstSpanKind) {
        case CLIENT:
            assertThat(finished.get(1).getKind()).isEqualTo(SpanKind.SERVER);
            break;
        case SERVER:
            assertThat(finished.get(1).getKind()).isEqualTo(SpanKind.CLIENT);
            break;
        default:
            fail("Unexpected first span kind: " + firstSpanKind);
    }
    assertThat(tracer.scopeManager().activeSpan()).isNull();
}

Example 7 with SpanKind

use of io.opentelemetry.api.trace.SpanKind in project opentelemetry-java-instrumentation by open-telemetry.

the class Instrumenter method start.

/**
 * Starts a new operation to be instrumented. The {@code parentContext} is the parent of the
 * resulting instrumented operation and should usually be {@code Context.current()}. The {@code
 * request} is the request object of this operation. The returned {@link Context} should be
 * propagated along with the operation and passed to {@link #end(Context, Object, Object,
 * Throwable)} when it is finished.
 */
public Context start(Context parentContext, REQUEST request) {
    SpanKind spanKind = spanKindExtractor.extract(request);
    SpanBuilder spanBuilder = tracer.spanBuilder(spanNameExtractor.extract(request)).setSpanKind(spanKind).setParent(parentContext);
    Instant startTime = null;
    if (timeExtractor != null) {
        startTime = timeExtractor.extractStartTime(request);
        spanBuilder.setStartTimestamp(startTime);
    }
    SpanLinksBuilder spanLinksBuilder = new SpanLinksBuilderImpl(spanBuilder);
    for (SpanLinksExtractor<? super REQUEST> spanLinksExtractor : spanLinksExtractors) {
        spanLinksExtractor.extract(spanLinksBuilder, parentContext, request);
    }
    UnsafeAttributes attributesBuilder = new UnsafeAttributes();
    for (AttributesExtractor<? super REQUEST, ? super RESPONSE> extractor : attributesExtractors) {
        extractor.onStart(attributesBuilder, parentContext, request);
    }
    Attributes attributes = attributesBuilder;
    Context context = parentContext;
    for (ContextCustomizer<? super REQUEST> contextCustomizer : contextCustomizers) {
        context = contextCustomizer.start(context, request, attributes);
    }
    if (!requestListeners.isEmpty()) {
        long startNanos = getNanos(startTime);
        for (RequestListener requestListener : requestListeners) {
            context = requestListener.start(context, attributes, startNanos);
        }
    }
    spanBuilder.setAllAttributes(attributes);
    Span span = spanBuilder.startSpan();
    context = context.with(span);
    // for them to generate exemplars
    if (!requestMetricListeners.isEmpty()) {
        long startNanos = getNanos(startTime);
        for (RequestListener requestListener : requestMetricListeners) {
            context = requestListener.start(context, attributes, startNanos);
        }
    }
    return spanSuppressionStrategy.storeInContext(context, spanKind, span);
}

Example 8 with SpanKind

use of io.opentelemetry.api.trace.SpanKind in project opentelemetry-java-instrumentation by open-telemetry.

the class CamelRoutePolicy method spanOnExchangeBegin.

private static Context spanOnExchangeBegin(Route route, Exchange exchange, SpanDecorator sd, Context parentContext) {
    Span activeSpan = Span.fromContext(parentContext);
    if (!activeSpan.getSpanContext().isValid()) {
        parentContext = CamelPropagationUtil.extractParent(exchange.getIn().getHeaders(), route.getEndpoint());
    }
    SpanKind spanKind = spanKind(activeSpan, sd);
    CamelRequest request = CamelRequest.create(sd, exchange, route.getEndpoint(), CamelDirection.INBOUND, spanKind);
    sd.updateServerSpanName(parentContext, exchange, route.getEndpoint(), CamelDirection.INBOUND);
    if (!instrumenter().shouldStart(parentContext, request)) {
        return null;
    }
    Context context = instrumenter().start(parentContext, request);
    ActiveContextManager.activate(context, request);
    return context;
}