private async void AttemptConnection()
{
if (!Client.IsConnected && !IsConnecting)
{
try
{
SetStatus("Connecting");
IsConnecting = true;
MqttClientOptionsBuilder optionsBuilder = new MqttClientOptionsBuilder()
.WithTcpServer(Host, Port)
.WithCommunicationTimeout(new TimeSpan(0, 0, 1, 30, 0))
;
ClientOptions = optionsBuilder.Build();
#if HAVE_SYNC
if (IsSync)
Client.Connect(ClientOptions);
else
#endif
await Client.ConnectAsync(ClientOptions);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
IsConnecting = false;
}
}
}
public async Task Run(CancellationToken stoppingToken)
{
_logger.LogInformation($"Start {nameof(EnvSensorsService)}");
await _mqttClient.Connect("EnvSensors", async() =>
{
_logger.LogInformation($"Subscribing to {_options.EnvSensorsSenseHatTopic}");
await _mqttClient.Subscribe(_options.EnvSensorsSenseHatTopic, HandleMessage);
});
stoppingToken.LoopUntilCancelled();
_logger.LogInformation($"End {nameof(EnvSensorsService)}");
}
public async Task Run(CancellationToken stoppingToken)
{
_logger.LogInformation($"Start {nameof(OccupancyAlertService)}");
await CheckLastFiredAlert();
await _mqttClient.Connect("Occupancy", async() =>
{
_logger.LogInformation($"Subscribing to {_options.OccupancyTopic}");
await _mqttClient.Subscribe(_options.OccupancyTopic, HandleMessage);
_logger.LogInformation($"Subscribed to {_options.OccupancyTopic}");
});
stoppingToken.LoopUntilCancelled();
_logger.LogInformation($"End {nameof(OccupancyAlertService)}");
}
public Task Connect(IPEndPoint endpoint,
ushort keepAliveSeconds = DefaultKeepAliveSeconds,
bool cleanSession = false,
string userName = null,
string password = null)
{
_reconnectEndpoint = endpoint;
_reconnectKeepAlive = keepAliveSeconds;
_client.Connect(endpoint).Await();
_client.Receive();
KeepAliveSeconds = keepAliveSeconds;
_clientState = ClientState.Connecting;
var connectFlow = new ConnectSendFlow(_manager);
var connectCommand = new Connect(ClientId, keepAliveSeconds);
connectCommand.Details.ConnectFlags.CleanSession = cleanSession;
if (string.IsNullOrEmpty(userName) == false)
{
connectCommand.Details.ConnectFlags.UserName = true;
connectCommand.UserName = userName;
}
if (string.IsNullOrEmpty(password) == false)
{
connectCommand.Details.ConnectFlags.Password = true;
connectCommand.Password = password;
}
return(connectFlow.Start(connectCommand, startCmd =>
{
_clientState = ClientState.Connected;
ResetTimer();
}));
}