private void SendFindNode(IEnumerable <Node> newNodes)
{
foreach (Node node in Node.CloserNodes(engine.LocalId, nodes, newNodes, Bucket.MaxCapacity))
{
activeRequests++;
FindNode request = new FindNode(engine.LocalId, engine.LocalId);
SendQueryTask task = new SendQueryTask(engine, request, node);
task.Completed += FindNodeComplete;
task.Execute();
}
}
private void SendGetPeers(Node n)
{
NodeId distance = n.Id.Xor(infoHash);
queriedNodes.Add(distance, n);
activeQueries++;
GetPeers m = new GetPeers(engine.LocalId, infoHash);
SendQueryTask task = new SendQueryTask(engine, m, n);
task.Completed += GetPeersCompleted;
task.Execute();
}
private void SendPingToOldest()
{
bucket.LastChanged = DateTime.UtcNow;
bucket.SortBySeen();
if ((DateTime.UtcNow - bucket.Nodes[0].LastSeen) < TimeSpan.FromMinutes(3))
{
RaiseComplete(new TaskCompleteEventArgs(this));
}
else
{
Node oldest = bucket.Nodes[0];
SendQueryTask task = new SendQueryTask(engine, new Ping(engine.LocalId), oldest);
task.Completed += TaskComplete;
task.Execute();
}
}
private void GotPeers(object o, TaskCompleteEventArgs e)
{
e.Task.Completed -= GotPeers;
GetPeersTask getpeers = (GetPeersTask)e.Task;
foreach (Node n in getpeers.ClosestActiveNodes.Values)
{
if (n.Token == null)
{
continue;
}
AnnouncePeer query = new AnnouncePeer(engine.LocalId, infoHash, port, n.Token);
SendQueryTask task = new SendQueryTask(engine, query, n);
task.Completed += SentAnnounce;
task.Execute();
activeAnnounces++;
}
if (activeAnnounces == 0)
{
RaiseComplete(new TaskCompleteEventArgs(this));
}
}