protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
using UdpClient listener = new UdpClient(_listenerConfig.Port);
UdpHelper.ConfigureSocket(listener);
_logger.LogInformation($"Listening on {_listenerConfig.Port}");
while (!stoppingToken.IsCancellationRequested)
{
try
{
_logger.LogInformation("Waiting for broadcast");
var receiveResult = await listener.ReceiveAsync();
IPEndPoint remoteEP = receiveResult.RemoteEndPoint;
byte[] bytes = receiveResult.Buffer;
_logger.LogInformation($"Received payload from {remoteEP}");
var command = TryGetCommand(bytes);
if (command == null)
{
await Reply(listener, remoteEP, "Cannot read payload");
}
else
{
var response = _commandExecutorService.ExecuteCommand(command);
await Reply(listener, remoteEP, response);
}
}
catch (SocketException e)
{
_logger.LogError(e, "socket error");
throw e;
}
}
}
