/// <inheritdoc />
public override async Task WorkAsync(string[] args, CancellationToken cancellationToken)
{
try
{
var beaconPort = ConfigurationManager.AppSettings["UdpBeaconPort"];
if (!int.TryParse(beaconPort, out var parsedBeaconPort))
{
Logger.Error($"{beaconPort} is not a valid value for BeaconPort");
return;
}
var targetEndpoint = new IPEndPoint(IPAddress.Broadcast, parsedBeaconPort);
var datagram = Encoding.UTF8.GetBytes($"Agent [{ConfigurationManager.AppSettings["AgentName"]}] is alive.");
using (var broadcaster = new UdpClient())
{
broadcaster.AllowNatTraversal(true);
while (!cancellationToken.IsCancellationRequested)
{
Logger.Debug($"---> [{targetEndpoint.Prettify()}] {Encoding.UTF8.GetString(datagram)}");
await broadcaster.SendAsync(datagram, datagram.Length, targetEndpoint);
if (!int.TryParse(ConfigurationManager.AppSettings["UdpBeaconPollingInterval"], out var pollingInterval))
{
pollingInterval = 10000;
}
await Task.Delay(pollingInterval, cancellationToken);
}
}
Logger.Info("Beacon terminating.");
}
catch (Exception e)
{
Logger.Error(e);
}
}
