internal void SendAnnouncePeerQuery(DHTNode remoteNode, DHTId infoHash, byte implied_port, int port, BString token)
{
if (remoteNode == null || token == null || token.Length == 0)
{
return;
}
long nowTicks = DateTime.UtcNow.Ticks;
if (nowTicks - remoteNode.LastAnnouncementTime < AnnounceLife.Ticks)
{
return;
}
remoteNode.LastAnnouncementTime = nowTicks;
#if DEBUG_DHT_INTERNALS
fLogger.WriteDebug("Send announce peer query {0}, {1}, {2}", remoteNode.EndPoint, implied_port, port);
#endif
// https://www.bittorrent.org/beps/bep_0005.html
// If implied_port (0/1) is present and non-zero, the port argument should be ignored
// and the source port of the UDP packet should be used as the peer's port instead.
var transactionID = DHTTransactions.GetNextId();
var msg = DHTMessage.CreateAnnouncePeerQuery(transactionID, fLocalID, infoHash, implied_port, port, token);
fTransactions.SetQuery(transactionID, msg);
Send(remoteNode.EndPoint, msg);
}
public void Test_CreateAnnouncePeerQuery()
{
var tid = DHTTransactions.GetNextId();
var nodeId = DHTId.CreateRandom();
var infoHash = DHTId.CreateRandom();
DHTMessage msg = DHTMessage.CreateAnnouncePeerQuery(tid, nodeId, infoHash, 1, 1, new BString("XX"));
Assert.IsNotNull(msg);
Assert.AreEqual(MessageType.Query, msg.Type);
Assert.AreEqual(QueryType.AnnouncePeer, msg.QueryType);
// TODO: test contents
}
internal void SendAnnouncePeerQuery(IPEndPoint address, byte[] infoHash, byte implied_port, int port, BString token)
{
DHTNode node = fRoutingTable.FindNode(address);
if (node != null)
{
long nowTicks = DateTime.Now.Ticks;
if (nowTicks - node.LastAnnouncementTime < AnnounceLife.Ticks)
{
return;
}
node.LastAnnouncementTime = nowTicks;
// TODO: update announce by timer, every 30m
}
var transactionID = DHTHelper.GetTransactionId();
var msg = DHTMessage.CreateAnnouncePeerQuery(transactionID, fLocalID, infoHash, implied_port, port, token);
SetTransaction(transactionID, msg);
Send(address, msg);
}
public void SendAnnouncePeerQuery(IPEndPoint address, byte[] infoHash, byte implied_port, int port, BString token)
{
DHTNode node = fRoutingTable.FindNode(address);
if (node != null)
{
long nowTicks = DateTime.Now.Ticks;
if (nowTicks - node.LastAnnouncementTime < AnnounceLife.Ticks)
{
return;
}
node.LastAnnouncementTime = nowTicks;
// TODO: update announce by timer, every 30m
}
var transactionID = DHTHelper.GetTransactionId();
byte[] nid = fLocalID;
BDictionary sendData = DHTMessage.CreateAnnouncePeerQuery(transactionID, nid, infoHash, implied_port, port, token);
SetTransaction(transactionID, new DHTMessage(MsgType.query, QueryType.announce_peer, sendData));
Send(address, sendData);
}