fix

src/main.rs

@@ -85,7 +85,7 @@ async fn main() -> Result<()> {
                         let old_updating_exists = updating.router_id != 0;
                         if let Some(change) = router.on_message(report, addr, &mut updating) {
                             // 新上线的客户端，发送 rst，seq 不增加
-                            send(&change, &mut buf, &socket, &router.addr.unwrap()).await?;
+                            send(&change, &mut buf, &socket, &addr).await?;
                         }
                         if old_updating_exists && updating.router_id == 0 { // an updating just resolved
                             tick(&mut routers, &mut cursor, &socket, &mut buf, &mut updating, &connections).await?