Example #1
0
        public async Task Get()
        {
            using (var webSocket = await HttpContext.WebSockets.AcceptWebSocketAsync())
            {
                using (var writer = new NotificationCenterWebSocketWriter(webSocket, ServerStore.ServerDashboardNotifications, ServerStore.ContextPool,
                                                                          ServerStore.ServerShutdown))
                {
                    var isValidFor = GetDatabaseAccessValidationFunc();
                    try
                    {
                        using (var lowMemoryMonitor = new LowMemoryMonitor())
                        {
                            var machineResources = MachineResourcesNotificationSender.GetMachineResources(Server.MetricCacher, lowMemoryMonitor, Server.CpuUsageCalculator);
                            await writer.WriteToWebSocket(machineResources.ToJson());
                        }

                        using (var cts = CancellationTokenSource.CreateLinkedTokenSource(ServerStore.ServerShutdown))
                        {
                            var databasesInfo = new List <AbstractDashboardNotification>();

                            foreach (var item in DatabasesInfoRetriever.FetchDatabasesInfo(ServerStore, isValidFor, cts.Token))
                            {
                                databasesInfo.Add(item);
                            }

                            foreach (var info in databasesInfo)
                            {
                                await writer.WriteToWebSocket(info.ToJson());
                            }
                        }
                    }
                    catch (Exception e)
                    {
                        if (Logger.IsInfoEnabled)
                        {
                            Logger.Info("Failed to send the initial server dashboard data", e);
                        }
                    }

                    await writer.WriteNotifications(isValidFor);
                }
            }
        }
 public TrafficNotificationSender(int widgetId, ClusterDashboardPayloadType payloadType, DatabasesInfoRetriever databasesInfoRetriever, ConnectedWatcher watcher, CancellationToken shutdown) : base(widgetId, watcher, shutdown)
 {
     _payloadType            = payloadType;
     _databasesInfoRetriever = databasesInfoRetriever;
 }
Example #3
0
 public OngoingTasksNotificationSender(int widgetId, DatabasesInfoRetriever databasesInfoRetriever, ConnectedWatcher watcher, CancellationToken shutdown) : base(widgetId, watcher, shutdown)
 {
     _databasesInfoRetriever = databasesInfoRetriever;
 }
 public ClusterDashboardNotifications(RavenServer server, CanAccessDatabase canAccessDatabase, CancellationToken shutdown)
 {
     _server   = server;
     _shutdown = shutdown;
     _databasesInfoRetriever = new DatabasesInfoRetriever(server.ServerStore, canAccessDatabase);
 }