[relay] Handle IPv6 addresses in X-Real-IP header on relay service (#…

…3085)
netbirdio · Jan 6, 2025 · 2bd68ef · 2bd68ef
1 parent 6848e1e
commit 2bd68ef
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/relay/server/listener/ws/listener.go b/relay/server/listener/ws/listener.go
@@ -96,5 +96,5 @@ func remoteAddr(r *http.Request) string {
 	if r.Header.Get("X-Real-Ip") == "" || r.Header.Get("X-Real-Port") == "" {
 		return r.RemoteAddr
 	}
-	return fmt.Sprintf("%s:%s", r.Header.Get("X-Real-Ip"), r.Header.Get("X-Real-Port"))
+	return net.JoinHostPort(r.Header.Get("X-Real-Ip"), r.Header.Get("X-Real-Port"))
 }