private async Task Handle(HttpContext context, WebsocketClient socketClient, IConfigService configService) { var buffer = new byte[1024 * 2]; WebSocketReceiveResult result = null; do { result = await socketClient.Client.ReceiveAsync(new ArraySegment <byte>(buffer), CancellationToken.None); socketClient.LastHeartbeatTime = DateTime.Now; var message = await ReadWebsocketMessage(result, buffer); if (message == "ping") { //如果是ping,回复本地数据的md5版本 var appId = context.Request.Headers["appid"]; var md5 = await configService.AppPublishedConfigsMd5CacheWithInheritanced(appId); await SendMessage(socketClient.Client, $"V:{md5}"); } else { //如果不是心跳消息,回复0 await SendMessage(socketClient.Client, "0"); } }while (!result.CloseStatus.HasValue); _logger.LogInformation($"Websocket close , closeStatus:{result.CloseStatus} closeDesc:{result.CloseStatusDescription}"); await _websocketCollection.RemoveClient(socketClient, result.CloseStatus, result.CloseStatusDescription); }