From 1d6fb61fd503c87374687012a76ee9ad337741c7 Mon Sep 17 00:00:00 2001
From: James Stockton <14148070+jamesstocktonj1@users.noreply.github.com>
Date: Sun, 14 Apr 2024 17:11:01 +0100
Subject: [PATCH] Fix inject span context into request header (#110)

---
 jaegertracing/jaegertracing.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/jaegertracing/jaegertracing.go b/jaegertracing/jaegertracing.go
index d3413d1..cf91e51 100644
--- a/jaegertracing/jaegertracing.go
+++ b/jaegertracing/jaegertracing.go
@@ -213,6 +213,9 @@ func TraceWithConfig(config TraceConfig) echo.MiddlewareFunc {
 				}
 			}()
 
+			// inject Jaeger context into request header
+			config.Tracer.Inject(sp.Context(), opentracing.HTTPHeaders, opentracing.HTTPHeadersCarrier(c.Request().Header))
+
 			// call next middleware / controller
 			err = next(c)
 			if err != nil {