private void QueryNode(Node node)
{
_node = node;
_message = new FindNode(_engine.LocalId, node.Id);
_task = new SendQueryTask(_engine, _message, node);
_task.Completed += TaskComplete;
_task.Execute();
}
private void SendFindNode(IEnumerable <Node> newNodes)
{
foreach (Node node in Node.CloserNodes(_engine.LocalId, _nodes, newNodes, Config.MaxBucketCapacity))
{
_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);
ClosestActiveNodes.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));
}
}
