private MqttIpcServer(MqttIpcServerConfiguration configuration, IIpcSerializer serializer, IIpcPacketRouter router, IIpcPacketHandlersContainer packetHandlersContainer)
{
_serializer = serializer;
_router = router;
_packetHandlersContainer = packetHandlersContainer;
string clientName = configuration.ClientName;
string endPoint = configuration.EndPoint;
_client = new MqttFactory().CreateManagedMqttClient(new MqttNetLogger(clientName));
_packetFactory = new PacketContainerFactory();
_queues = new HashSet <string>();
_packetHandlersContainer.Registered += (sender, type) => CheckRouting(type).ConfigureAwait(false).GetAwaiter().GetResult();
_packetHandlersContainer.Unregistered += (sender, type) =>
{
IRoutingInformation infos = _router.GetRoutingInformationsAsync(type).ConfigureAwait(false).GetAwaiter().GetResult();
_client.UnsubscribeAsync(infos.IncomingTopic).ConfigureAwait(false).GetAwaiter().GetResult();
};
ManagedMqttClientOptions options = new ManagedMqttClientOptionsBuilder()
.WithAutoReconnectDelay(TimeSpan.FromSeconds(5))
.WithClientOptions(new MqttClientOptionsBuilder()
.WithClientId(clientName)
.WithTcpServer(endPoint)
.Build())
.Build();
_client.ApplicationMessageReceived += (sender, args) => OnMessage(args.ClientId, args.ApplicationMessage);
_client.StartAsync(options).ConfigureAwait(false).GetAwaiter().GetResult();
_client.Connected += (sender, args) => _log.Info($"[CONNECTED] {clientName} is connected on MQTT Broker {endPoint}");
_client.Disconnected += (sender, args) => _log.Info($"[DISCONNECTED] {clientName} has been disconnected on MQTT Broker {endPoint}");
}
private async Task <IRoutingInformation> CheckRouting(Type type)
{
IRoutingInformation routingInfos = await _router.GetRoutingInformationsAsync(type);
if (string.IsNullOrEmpty(routingInfos.OutgoingTopic) || _responsesQueues.Contains(routingInfos.OutgoingTopic))
{
return(routingInfos);
}
await _client.SubscribeAsync(routingInfos.OutgoingTopic);
_responsesQueues.Add(routingInfos.OutgoingTopic);
return(routingInfos);
}
private async Task <IRoutingInformation> CheckRouting(Type type)
{
IRoutingInformation routingInfos = await _router.GetRoutingInformationsAsync(type);
if (string.IsNullOrEmpty(routingInfos.IncomingTopic) || _queues.Contains(routingInfos.IncomingTopic))
{
return(routingInfos);
}
await _client.SubscribeAsync(routingInfos.IncomingTopic);
_queues.Add(routingInfos.IncomingTopic);
_log.Info($"Subscribed to topic : {routingInfos.IncomingTopic}");
return(routingInfos);
}
