Enable async propagation for grpc client callbacks.
MODIFY
dd-java-agent/instrumentation/grpc-1.5/src/main/java/datadog/trace/instrumentation/grpc/client/TracingClientInterceptor.java
dd-java-agent/instrumentation/grpc-1.5/src/main/java/datadog/trace/instrumentation/grpc/client/TracingClientInterceptor.java
@@ -3,6 +3,7 @@ package datadog.trace.instrumentation.grpc.client;
import static datadog.trace.instrumentation.grpc.client.GrpcClientDecorator.DECORATE;
import datadog.trace.api.DDTags;
+import datadog.trace.context.TraceScope;
import io.grpc.CallOptions;
import io.grpc.Channel;
import io.grpc.ClientCall;
@@ -39,6 +40,9 @@ public class TracingClientInterceptor implements ClientInterceptor {
.start();
try (final Scope scope = GlobalTracer.get().scopeManager().activate(span, false)) {
DECORATE.afterStart(span);
+ if (scope instanceof TraceScope) {
+ ((TraceScope) scope).setAsyncPropagation(true);
+ }
final ClientCall<ReqT, RespT> result;
try {
@@ -71,7 +75,10 @@ public class TracingClientInterceptor implements ClientInterceptor {
public void start(final Listener<RespT> responseListener, final Metadata headers) {
tracer.inject(span.context(), Format.Builtin.TEXT_MAP, new GrpcInjectAdapter(headers));
- try (final Scope ignored = tracer.scopeManager().activate(span, false)) {
+ try (final Scope scope = tracer.scopeManager().activate(span, false)) {
+ if (scope instanceof TraceScope) {
+ ((TraceScope) scope).setAsyncPropagation(true);
+ }
super.start(new TracingClientCallListener<>(tracer, span, responseListener), headers);
} catch (final Throwable e) {
DECORATE.onError(span, e);
@@ -83,7 +90,10 @@ public class TracingClientInterceptor implements ClientInterceptor {
@Override
public void sendMessage(final ReqT message) {
- try (final Scope ignored = tracer.scopeManager().activate(span, false)) {
+ try (final Scope scope = tracer.scopeManager().activate(span, false)) {
+ if (scope instanceof TraceScope) {
+ ((TraceScope) scope).setAsyncPropagation(true);
+ }
super.sendMessage(message);
} catch (final Throwable e) {
DECORATE.onError(span, e);
@@ -114,6 +124,9 @@ public class TracingClientInterceptor implements ClientInterceptor {
.asChildOf(span)
.withTag("message.type", message.getClass().getName())
.startActive(true);
+ if (scope instanceof TraceScope) {
+ ((TraceScope) scope).setAsyncPropagation(true);
+ }
final Span messageSpan = scope.span();
DECORATE.afterStart(messageSpan);
try {
@@ -131,7 +144,10 @@ public class TracingClientInterceptor implements ClientInterceptor {
public void onClose(final Status status, final Metadata trailers) {
DECORATE.onClose(span, status);
// Finishes span.
- try (final Scope ignored = tracer.scopeManager().activate(span, false)) {
+ try (final Scope scope = tracer.scopeManager().activate(span, false)) {
+ if (scope instanceof TraceScope) {
+ ((TraceScope) scope).setAsyncPropagation(true);
+ }
delegate().onClose(status, trailers);
} catch (final Throwable e) {
DECORATE.onError(span, e);
@@ -144,7 +160,10 @@ public class TracingClientInterceptor implements ClientInterceptor {
@Override
public void onReady() {
- try (final Scope ignored = tracer.scopeManager().activate(span, false)) {
+ try (final Scope scope = tracer.scopeManager().activate(span, false)) {
+ if (scope instanceof TraceScope) {
+ ((TraceScope) scope).setAsyncPropagation(true);
+ }
delegate().onReady();
} catch (final Throwable e) {
DECORATE.onError(span, e);

Enable async propagation for grpc client callbacks.