fix tun device

2025-07-23 22:44:02 +08:00
parent acae52ab89
commit 281295d02f
13 changed files with 161 additions and 82 deletions
@@ -62,13 +62,15 @@ func (h *tunHandler) Handle(ctx context.Context, conn net.Conn, opts ...handler.

 	log := h.options.Logger

-	v, _ := conn.(md.Metadatable)
-	if v == nil {
+	var config *tun_util.Config
+	if v, _ := conn.(md.Metadatable); v != nil {
+		config = v.Metadata().Get("config").(*tun_util.Config)
+	}
+	if config == nil {
 		err := errors.New("tun: wrong connection type")
 		log.Error(err)
 		return err
 	}
-	config := v.Metadata().Get("config").(*tun_util.Config)

 	start := time.Now()
 	log = log.WithFields(map[string]any{