[mio] 启动成功输出

vnt/src/handle/callback.rs

@@ -182,6 +182,9 @@ impl Into<u8> for ErrorType {
 }
 
 pub trait VntCallback: Clone + Send + Sync + 'static {
+    /// 启动成功
+    fn success(&self) {}
+
     /// 创建网卡的信息
     fn create_tun(&self, _info: DeviceInfo) {}
     /// 连接

vnt/src/handle/recv_data/server.rs

@@ -307,6 +307,7 @@ impl<Call: VntCallback> ServerPacketHandler<Call> {
                                 guard.push((dest, mask));
                             }
                         }
+                        self.callback.success();
                     }
                     self.set_device_info_list(response.device_info_list, response.epoch as _);
                 }