public async void Run(IBackgroundTaskInstance taskInstance)
{
var deferral = taskInstance.GetDeferral();
SettingsEditor.InitSettings();
taskInstance.Canceled += this.OnCanceled;
using (var writer = new SyslogWriter(Facility.local0, "WakeOnDoor"))
{
var opened = await writer.OpenAsync();
if (opened)
{
twatcher = new TweLiteWatcher();
try
{
await twatcher.WatchAsync();
await writer.Warning(CancelReason.ToString());
}
catch (TaskCanceledException e)
{
await writer.Warning(e.Message);
}
twatcher.Dispose();
}
}
deferral.Complete();
}
internal static async Task <bool> WakeUpAsync(WOLTarget target)
{
var result = false;
var pysical = target.Physical.Replace("-", "");
if (target != null && !string.IsNullOrWhiteSpace(pysical))
{
using (var writer = new SyslogWriter(Facility.local0, "WOLHelper"))
{
await writer.OpenAsync();
try
{
var parsed_physical = UInt64.TryParse(pysical, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out ulong mac);
var host = new HostName(target.Address);
var parsed_port = Int32.TryParse(target.Port, out int portNo);
var parsed_delay = Int32.TryParse(target.Delay, out int delaySec);
if (parsed_physical && parsed_port && parsed_delay)
{
if (delaySec > 0)
{
await writer.Debug(string.Format("Delay {0} for {1}ms", pysical, delaySec));
await Task.Delay(1000 *delaySec);
}
await writer.Debug(string.Format("WakeUp {0} ({1})", pysical, target.Comment));
await WakeUpAsync(mac, host, target.Port);
result = true;
}
}
catch (Exception e)
{
_ = writer.Warning(e.Message);
}
}
}
return(result);
}