public ClientEngine (EngineSettings settings, Factories factories)
{
settings = settings ?? throw new ArgumentNullException (nameof (settings));
Factories = factories ?? throw new ArgumentNullException (nameof (factories));
// This is just a sanity check to make sure the ReusableTasks.dll assembly is
// loadable.
GC.KeepAlive (ReusableTasks.ReusableTask.CompletedTask);
PeerId = GeneratePeerId ();
Settings = settings ?? throw new ArgumentNullException (nameof (settings));
CheckSettingsAreValid (Settings);
allTorrents = new List<TorrentManager> ();
dhtNodeLocker = new SemaphoreSlim (1, 1);
publicTorrents = new List<TorrentManager> ();
Torrents = new ReadOnlyCollection<TorrentManager> (publicTorrents);
DiskManager = new DiskManager (Settings, Factories);
ConnectionManager = new ConnectionManager (PeerId, Settings, Factories, DiskManager);
listenManager = new ListenManager (this);
PortForwarder = Factories.CreatePortForwarder ();
MainLoop.QueueTimeout (TimeSpan.FromMilliseconds (TickLength), delegate {
if (IsRunning && !Disposed)
LogicTick ();
return !Disposed;
});
downloadLimiter = new RateLimiter ();
downloadLimiters = new RateLimiterGroup {
new DiskWriterLimiter(DiskManager),
downloadLimiter,
};
uploadLimiter = new RateLimiter ();
uploadLimiters = new RateLimiterGroup {
uploadLimiter
};
PeerListener = (settings.ListenEndPoint == null ? null : Factories.CreatePeerConnectionListener (settings.ListenEndPoint)) ?? new NullPeerListener ();
listenManager.SetListener (PeerListener);
DhtListener = (settings.DhtEndPoint == null ? null : Factories.CreateDhtListener (settings.DhtEndPoint)) ?? new NullDhtListener ();
DhtEngine = (settings.DhtEndPoint == null ? null : Factories.CreateDht ()) ?? new NullDhtEngine ();
Dht = new DhtEngineWrapper (DhtEngine);
DhtEngine.SetListenerAsync (DhtListener).GetAwaiter ().GetResult ();
DhtEngine.StateChanged += DhtEngineStateChanged;
DhtEngine.PeersFound += DhtEnginePeersFound;
LocalPeerDiscovery = new NullLocalPeerDiscovery ();
RegisterLocalPeerDiscovery (settings.AllowLocalPeerDiscovery ? Factories.CreateLocalPeerDiscovery () : null);
}
void RegisterLocalPeerDiscovery(ILocalPeerDiscovery localPeerDiscovery)
{
if (LocalPeerDiscovery != null)
{
LocalPeerDiscovery.PeerFound -= HandleLocalPeerFound;
LocalPeerDiscovery.Stop();
}
if (!SupportsLocalPeerDiscovery || localPeerDiscovery == null)
{
localPeerDiscovery = new NullLocalPeerDiscovery();
}
LocalPeerDiscovery = localPeerDiscovery;
if (LocalPeerDiscovery != null)
{
LocalPeerDiscovery.PeerFound += HandleLocalPeerFound;
if (IsRunning)
{
LocalPeerDiscovery.Start();
}
}
}
