From 3a0b4da8109b2135b5252030a64352db6de7b6b2 Mon Sep 17 00:00:00 2001
From: Garry O'Donnell <garry.o'donnell@diamond.ac.uk>
Date: Tue, 26 Mar 2024 14:47:24 +0000
Subject: [PATCH] Propagate OpenTelemetry contexts

---
 sessions/src/main.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sessions/src/main.rs b/sessions/src/main.rs
index 457a31b..046fbc7 100644
--- a/sessions/src/main.rs
+++ b/sessions/src/main.rs
@@ -160,6 +160,9 @@ fn setup_telemetry(
         ),
     ]);
     let (metrics_layer, tracing_layer) = if let Some(otel_collector_url) = otel_collector_url {
+        opentelemetry::global::set_text_map_propagator(
+            opentelemetry_sdk::propagation::TraceContextPropagator::default(),
+        );
         (
             Some(tracing_opentelemetry::MetricsLayer::new(
                 opentelemetry_otlp::new_pipeline()