public void Notify(NetworkDeviceFoundMessage message)
{
_log.Info($"{message.GetType().Name} received with {message.Protocol}: IP={message.IpAddress} MAC={message.MacAddress.MacAddressToString()}");
}
private async Task UpnpDeviceFound(DiscoveredSsdpDevice device)
{
try
{
UpnpDeviceResponse response;
using (await _lock.LockAsync())
{
response = await CreateUpnpDeviceAsync(device);
if (response == null)
{
return;
}
var key = $"{device.DescriptionLocation.Host}/{response.Usn}";
DateTime lastOccurrence;
if (_occurrences.TryGetValue(key, out lastOccurrence))
{
if ((DateTime.UtcNow - lastOccurrence) < TimeSpan.FromMinutes(5))
{
return;
}
}
_occurrences.AddOrUpdate(key, DateTime.UtcNow, (k, v) => DateTime.UtcNow);
}
var message = new NetworkDeviceFoundMessage("UPNP", response.IpAddress, new byte[0], response.FriendlyName);
message.Values.Add("Location", response.Location);
message.Values.Add("Manufacturer", response.Manufacturer);
message.Values.Add("ModelName", response.ModelName);
message.Values.Add("Server", response.Server);
message.Values.Add("USN", response.Usn);
foreach (var pair in response.OtherHeaders)
{
if (!message.Values.ContainsKey(pair.Key))
{
message.Values.Add(pair);
}
}
_messageQueue.Publish(message);
}
catch (HttpRequestException)
{
}
catch (WebException)
{
}
catch (TaskCanceledException)
{
_log.Error($"TaskCanceledException for device {device.DescriptionLocation.OriginalString}");
}
catch (XmlException e)
{
_log.Error($"Xml exception in {device.DescriptionLocation.OriginalString}: {e.Message}");
}
catch (Exception e)
{
_log.Error(e.Message, e);
}
}
