private void OnRecvAnnouncePeerQuery(IPEndPoint ipinfo, BDictionary data) { var t = data.Get <BString>("t"); var args = data.Get <BDictionary>("a"); var id = args.Get <BString>("id"); var infoHash = args.Get <BString>("info_hash"); var impliedPort = args.Get <BNumber>("implied_port"); int port = (impliedPort != null && impliedPort.Value == 1) ? ipinfo.Port : (int)args.Get <BNumber>("port").Value; fLogger.WriteDebug("Receive `announce_peer` query from {0} [{1}] for {2}", ipinfo.ToString(), id.Value.ToHexString(), infoHash.Value.ToHexString()); fRoutingTable.UpdateNode(new DHTNode(id.Value, ipinfo)); if (!Algorithms.ArraysEqual(infoHash.Value, fSearchInfoHash)) { // skip response for another infohash query return; } // receive `announce_peer` query for our infohash var nodesList = fRoutingTable.FindNodes(infoHash.Value); Send(ipinfo, DHTMessage.CreateAnnouncePeerResponse(t, fLocalID, nodesList)); }
private void OnRecvAnnouncePeerQuery(IPEndPoint ipinfo, BDictionary data) { var t = data.Get <BString>("t"); var args = data.Get <BDictionary>("a"); var id = args.Get <BString>("id"); var infoHash = new DHTId(args.Get <BString>("info_hash")); var impliedPort = args.Get <BNumber>("implied_port"); int port = (impliedPort != null && impliedPort.Value == 1) ? ipinfo.Port : (int)args.Get <BNumber>("port").Value; var remoteNode = new DHTNode(id.Value, ipinfo); UpdateRoutingTable(remoteNode); #if DEBUG_DHT_INTERNALS fLogger.WriteDebug("Receive `announce_peer` query from {0} for {1}", remoteNode.ToString(), infoHash.ToString()); #endif // skip response for another infohash query if (infoHash == fSearchInfoHash) { // receive `announce_peer` query for our infohash var nodesList = fRoutingTable.GetClosest(infoHash.Data); Send(ipinfo, DHTMessage.CreateAnnouncePeerResponse(t, fLocalID, nodesList)); if (PeersFound != null) { PeersFound(this, new PeersFoundEventArgs(new List <IPEndPoint>() { ipinfo })); } } }
public void Test_CreateAnnouncePeerResponse() { var tid = DHTTransactions.GetNextId(); var nodeId = DHTId.CreateRandom(); DHTMessage msg = DHTMessage.CreateAnnouncePeerResponse(tid, nodeId, new List <DHTNode>()); Assert.IsNotNull(msg); Assert.AreEqual(MessageType.Response, msg.Type); // TODO: test contents }