public override async Task <GetTemperatureResponse> GetTemperature(GetTemperatureRequest request, ServerCallContext context)
{
_logger.LogInformation("Temperature requested by gRPC!");
await _gpioService.Initialize();
var temperature = await _gpioService.ReadTemperature();
return(new GetTemperatureResponse
{
Temperature = temperature
});
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
try
{
await Task.Delay(TimeSpan.FromMinutes(2), stoppingToken);
_logger.LogInformation($"{nameof(SessionWorker)} started!");
await _gpioService.Initialize();
_logger.LogInformation("GPIO initialized.");
while (!stoppingToken.IsCancellationRequested)
{
try
{
await Task.Delay(TimeSpan.FromSeconds(10), stoppingToken);
var activeSession = await _sessionClient.GetActiveSession();
if (activeSession != null)
{
await _sessionService.UpdateSession(activeSession);
_logger.LogInformation("Active session updated.");
}
else
{
var isKilled = await _sessionService.KillSession();
if (isKilled)
{
_logger.LogInformation("Active session killed.");
}
else
{
_logger.LogInformation("No active session.");
}
}
}
catch (TaskCanceledException)
{
// This is most likely due to the Task.Delay being cancelled.
}
}
await _gpioService.Shutdown();
_logger.LogInformation("GPIO shutdown.");
_logger.LogInformation($"{nameof(SessionWorker)} stopped!");
}
catch (Exception ex)
{
_logger.LogError($"{nameof(SessionWorker)} throws Exception: {ex.Message}!");
await _logService.LogException(
"SessionWorker throws Exception!",
"SessionWorker throws Exception!", ex);
}
}
