From 5e871e81a87a638b07d540c15d1b95608843255d Mon Sep 17 00:00:00 2001
From: Daenney <daenney@users.noreply.github.com>
Date: Mon, 11 Mar 2024 15:34:34 +0100
Subject: [chore] Update usage of OTEL libraries (#2725)

* otel to 1.24
* prometheus exporter to 0.46
* bunotel to 1.1.17

Also:
* Use schemaless URL for metrics
* Add software version to tracing schema
---
 .../grpc-gateway/v2/runtime/handler.go             | 26 +++++++++++-----------
 1 file changed, 13 insertions(+), 13 deletions(-)

(limited to 'vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go')

diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go
index 945f3a5eb..5e14cf8b0 100644
--- a/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go
+++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/v2/runtime/handler.go
@@ -2,7 +2,7 @@ package runtime
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"io"
 	"net/http"
 	"net/textproto"
@@ -48,7 +48,7 @@ func ForwardResponseStream(ctx context.Context, mux *ServeMux, marshaler Marshal
 	var wroteHeader bool
 	for {
 		resp, err := recv()
-		if err == io.EOF {
+		if errors.Is(err, io.EOF) {
 			return
 		}
 		if err != nil {
@@ -108,18 +108,20 @@ func handleForwardResponseServerMetadata(w http.ResponseWriter, mux *ServeMux, m
 	}
 }
 
-func handleForwardResponseTrailerHeader(w http.ResponseWriter, md ServerMetadata) {
+func handleForwardResponseTrailerHeader(w http.ResponseWriter, mux *ServeMux, md ServerMetadata) {
 	for k := range md.TrailerMD {
-		tKey := textproto.CanonicalMIMEHeaderKey(fmt.Sprintf("%s%s", MetadataTrailerPrefix, k))
-		w.Header().Add("Trailer", tKey)
+		if h, ok := mux.outgoingTrailerMatcher(k); ok {
+			w.Header().Add("Trailer", textproto.CanonicalMIMEHeaderKey(h))
+		}
 	}
 }
 
-func handleForwardResponseTrailer(w http.ResponseWriter, md ServerMetadata) {
+func handleForwardResponseTrailer(w http.ResponseWriter, mux *ServeMux, md ServerMetadata) {
 	for k, vs := range md.TrailerMD {
-		tKey := fmt.Sprintf("%s%s", MetadataTrailerPrefix, k)
-		for _, v := range vs {
-			w.Header().Add(tKey, v)
+		if h, ok := mux.outgoingTrailerMatcher(k); ok {
+			for _, v := range vs {
+				w.Header().Add(h, v)
+			}
 		}
 	}
 }
@@ -147,12 +149,10 @@ func ForwardResponseMessage(ctx context.Context, mux *ServeMux, marshaler Marsha
 	doForwardTrailers := requestAcceptsTrailers(req)
 
 	if doForwardTrailers {
-		handleForwardResponseTrailerHeader(w, md)
+		handleForwardResponseTrailerHeader(w, mux, md)
 		w.Header().Set("Transfer-Encoding", "chunked")
 	}
 
-	handleForwardResponseTrailerHeader(w, md)
-
 	contentType := marshaler.ContentType(resp)
 	w.Header().Set("Content-Type", contentType)
 
@@ -178,7 +178,7 @@ func ForwardResponseMessage(ctx context.Context, mux *ServeMux, marshaler Marsha
 	}
 
 	if doForwardTrailers {
-		handleForwardResponseTrailer(w, md)
+		handleForwardResponseTrailer(w, mux, md)
 	}
 }
 
-- 
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