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Fix ottracepropagation for short span ids #6734

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merged 2 commits into from
Sep 30, 2024
Merged

Fix ottracepropagation for short span ids #6734

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da1733d
Fix ottracepropagation for short span ids
viveksing Sep 20, 2024
30fb76b
Fix ottracepropagation for short span ids - add unittests
viveksing Sep 24, 2024
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4 changes: 3 additions & 1 deletion .../trace-propagators/src/main/java/io/opentelemetry/extension/trace/propagation/Common.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,8 @@ final class Common {
static final int MAX_TRACE_ID_LENGTH = TraceId.getLength();
static final int MIN_TRACE_ID_LENGTH = MAX_TRACE_ID_LENGTH / 2;

static final int MAX_SPAN_ID_LENGTH = SpanId.getLength();

private Common() {}

static SpanContext buildSpanContext(
Expand All @@ -44,7 +46,7 @@ static SpanContext buildSpanContext(

return SpanContext.createFromRemoteParent(
StringUtils.padLeft(traceId, MAX_TRACE_ID_LENGTH),
spanId,
StringUtils.padLeft(spanId, MAX_SPAN_ID_LENGTH),
traceFlags,
TraceState.getDefault());
} catch (RuntimeException e) {
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10 changes: 9 additions & 1 deletion ...agators/src/main/java/io/opentelemetry/extension/trace/propagation/OtTracePropagator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -5,13 +5,15 @@

package io.opentelemetry.extension.trace.propagation;

import static io.opentelemetry.extension.trace.propagation.Common.MAX_SPAN_ID_LENGTH;
import static io.opentelemetry.extension.trace.propagation.Common.MAX_TRACE_ID_LENGTH;

import io.opentelemetry.api.baggage.Baggage;
import io.opentelemetry.api.baggage.BaggageBuilder;
import io.opentelemetry.api.internal.StringUtils;
import io.opentelemetry.api.trace.Span;
import io.opentelemetry.api.trace.SpanContext;
import io.opentelemetry.api.trace.SpanId;
import io.opentelemetry.api.trace.TraceId;
import io.opentelemetry.context.Context;
import io.opentelemetry.context.propagation.TextMapGetter;
Expand Down Expand Up @@ -96,7 +98,13 @@ public <C> Context extract(Context context, @Nullable C carrier, TextMapGetter<C
incomingTraceId == null
? TraceId.getInvalid()
: StringUtils.padLeft(incomingTraceId, MAX_TRACE_ID_LENGTH);
String spanId = getter.get(carrier, SPAN_ID_HEADER);

String incomingSpanId = getter.get(carrier, SPAN_ID_HEADER);
String spanId =
incomingSpanId == null
? SpanId.getInvalid()
: StringUtils.padLeft(incomingSpanId, MAX_SPAN_ID_LENGTH);
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Can you add unit tests for this? Thanks.

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done. added unit tests. Thanks for review.


String sampled = getter.get(carrier, SAMPLED_HEADER);
SpanContext spanContext = buildSpanContext(traceId, spanId, sampled);
if (!spanContext.isValid()) {
Expand Down
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