adds OpenTelemetry TraceID to logs

so we can correlate logs, traces and metric exemplars
authzed · Mar 1, 2024 · 0dc900d · 0dc900d
1 parent 57206a1
commit 0dc900d
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/pkg/cmd/server/defaults.go b/pkg/cmd/server/defaults.go
@@ -125,6 +125,12 @@ var defaultGRPCLogOptions = []grpclog.Option{
 	grpclog.WithDurationField(func(duration time.Duration) grpclog.Fields {
 		return grpclog.Fields{"grpc.time_ms", duration.Milliseconds()}
 	}),
+	grpclog.WithFieldsFromContext(func(ctx context.Context) grpclog.Fields {
+		if span := trace.SpanContextFromContext(ctx); span.IsSampled() {
+			return grpclog.Fields{"traceID", span.TraceID().String()}
+		}
+		return nil
+	}),
 }
 
 const (