Add traceresponse header to HTTP responses

quarkusio#11931
wottop · Aug 19, 2024 · db1eb3b · db1eb3b
1 parent b7d6639
commit db1eb3b
Showing 1 changed file with 22 additions and 0 deletions.
diff --git a/...io/quarkus/opentelemetry/runtime/tracing/intrumentation/resteasy/TraceResponseFilter.java b/...io/quarkus/opentelemetry/runtime/tracing/intrumentation/resteasy/TraceResponseFilter.java
@@ -0,0 +1,22 @@
+package io.quarkus.opentelemetry.runtime.tracing.intrumentation.resteasy;
+
+import org.jboss.resteasy.reactive.server.ServerResponseFilter;
+
+import io.opentelemetry.api.trace.Span;
+import io.opentelemetry.api.trace.SpanContext;
+import jakarta.ws.rs.container.ContainerResponseContext;
+
+public class TraceResponseFilter {
+
+    @ServerResponseFilter
+    public void responseBasicHeaderFilter(ContainerResponseContext responseContext) {
+        SpanContext spanContext = Span.current().getSpanContext();
+        responseContext
+            .getHeaders()
+            .putSingle(
+                "traceresponse",
+                String.format(
+                    "00-%s-%s-%s  ",
+                    spanContext.getTraceId(), spanContext.getSpanId(), spanContext.getTraceFlags()));
+    }
+}