// Creates a new instance of UdpServer
public static UdpServer Create()
{
var configuration = NetworkServerConfiguration.CreateFromEnviromentVariables();
var loRaDeviceAPIService = new LoRaDeviceAPIService(configuration, new ServiceFacadeHttpClientProvider(configuration, ApiVersion.LatestVersion));
var frameCounterStrategyProvider = new LoRaDeviceFrameCounterUpdateStrategyProvider(configuration.GatewayID, loRaDeviceAPIService);
var deduplicationStrategyFactory = new DeduplicationStrategyFactory(loRaDeviceAPIService);
var adrStrategyProvider = new LoRaADRStrategyProvider();
var cache = new MemoryCache(new MemoryCacheOptions());
var dataHandlerImplementation = new DefaultLoRaDataRequestHandler(configuration, frameCounterStrategyProvider, new LoRaPayloadDecoder(), deduplicationStrategyFactory, adrStrategyProvider, new LoRAADRManagerFactory(loRaDeviceAPIService), new FunctionBundlerProvider(loRaDeviceAPIService));
var connectionManager = new LoRaDeviceClientConnectionManager(cache);
var loRaDeviceFactory = new LoRaDeviceFactory(configuration, dataHandlerImplementation, connectionManager);
var loRaDeviceRegistry = new LoRaDeviceRegistry(configuration, cache, loRaDeviceAPIService, loRaDeviceFactory);
var messageDispatcher = new MessageDispatcher(configuration, loRaDeviceRegistry, frameCounterStrategyProvider);
var udpServer = new UdpServer(configuration, messageDispatcher, loRaDeviceAPIService, loRaDeviceRegistry);
// TODO: review dependencies
var classCMessageSender = new DefaultClassCDevicesMessageSender(configuration, loRaDeviceRegistry, udpServer, frameCounterStrategyProvider);
dataHandlerImplementation.SetClassCMessageSender(classCMessageSender);
udpServer.SetClassCMessageSender(classCMessageSender);
return(udpServer);
}
public async Task ProcessMessageAsync(byte[] message)
{
try
{
startTimeProcessing = DateTime.UtcNow;
GatewayID = Environment.GetEnvironmentVariable("IOTEDGE_DEVICEID");
LoRaMessageWrapper loraMessage = new LoRaMessageWrapper(message);
byte[] udpMsgForPktForwarder = new Byte[0];
if (!loraMessage.IsLoRaMessage)
{
udpMsgForPktForwarder = ProcessNonLoraMessage(loraMessage);
}
else
{
if (RegionFactory.CurrentRegion == null)
{
RegionFactory.Create(loraMessage.PktFwdPayload.GetPktFwdMessage().Rxpks[0]);
}
//join message
if (loraMessage.LoRaMessageType == LoRaMessageType.JoinRequest)
{
udpMsgForPktForwarder = await ProcessJoinRequest(loraMessage);
}
//normal message
else if (loraMessage.LoRaMessageType == LoRaMessageType.UnconfirmedDataUp || loraMessage.LoRaMessageType == LoRaMessageType.ConfirmedDataUp)
{
udpMsgForPktForwarder = await ProcessLoraMessage(loraMessage);
}
}
//send reply to pktforwarder
await UdpServer.UdpSendMessage(udpMsgForPktForwarder);
}
catch (Exception ex)
{
Logger.Log($"Error processing the message {ex.Message}, {ex.StackTrace}", Logger.LoggingLevel.Error);
}
}
public async Task processMessage(byte[] message)
{
startTimeProcessing = DateTime.UtcNow;
//gate the edge device id for checking if the device is linked to a specific gateway
if (string.IsNullOrEmpty(GatewayID))
{
GatewayID = Environment.GetEnvironmentVariable("IOTEDGE_DEVICEID");
}
LoRaMessage loraMessage = new LoRaMessage(message);
byte[] udpMsgForPktForwarder = new Byte[0];
if (!loraMessage.isLoRaMessage)
{
udpMsgForPktForwarder = ProcessNonLoraMessage(loraMessage);
}
else
{
//join message
if (loraMessage.loRaMessageType == LoRaMessageType.JoinRequest)
{
udpMsgForPktForwarder = await ProcessJoinRequest(loraMessage);
}
//normal message
else if (loraMessage.loRaMessageType == LoRaMessageType.UnconfirmedDataUp || loraMessage.loRaMessageType == LoRaMessageType.ConfirmedDataUp)
{
udpMsgForPktForwarder = await ProcessLoraMessage(loraMessage);
}
}
//send reply to pktforwarder
await UdpServer.UdpSendMessage(udpMsgForPktForwarder);
}