private void ReceiveMessage()
{
if (_receiveQueue.Count == 0)
{
return;
}
KeyValuePair <IPEndPoint, DhtMessage> receive = _receiveQueue.Dequeue();
DhtMessage message = receive.Value;
IPEndPoint source = receive.Key;
for (int i = 0; i < _waitingResponse.Count; i++)
{
if (_waitingResponse[i].Message.TransactionId.Equals(message.TransactionId))
{
_waitingResponse.RemoveAt(i--);
}
}
//DHT.NET: We don't want to add these to the routing table as their ID is 0
if (message.GetType() == typeof(ErrorMessage))
{
return;
}
try
{
Node node = _engine.RoutingTable.FindNode(message.Id);
// What do i do with a null node?
if (node == null)
{
node = new Node(message.Id, source);
_engine.RoutingTable.Add(node);
}
node.Seen();
message.Handle(_engine, node);
ResponseBase response = message as ResponseBase;
if (response != null)
{
QuerySent?.Invoke(this, new SendQueryEventArgs(node.EndPoint, response.Query, response));
}
}
catch (DHTMessageException ex)
{
Logger.Log("Incoming message barfed: {0}", ex);
// Normal operation (FIXME: do i need to send a response error message?)
}
catch (Exception ex)
{
Logger.Log("Handle Error for message: {0}", ex);
EnqueueSend(new ErrorMessage(ErrorCode.GenericError, "Misshandle received message!"), source);
}
}
private void TimeoutMessage()
{
if (_waitingResponse.Count <= 0)
{
return;
}
if (DateTime.UtcNow - _waitingResponse[0].SentAt <= _engine.TimeOut)
{
return;
}
SendDetails details = _waitingResponse.TakeFirst();
MessageFactory.UnregisterSend((QueryBase)details.Message);
QuerySent?.Invoke(this, new SendQueryEventArgs(details.Destination, (QueryBase)details.Message, null));
}
private void RaiseMessageSent(IPEndPoint endpoint, QueryMessage query, ResponseMessage response)
{
//Console.WriteLine ("Query: {0}. Response: {1}. TimedOut: {2}", query.GetType ().Name, response?.GetType ().Name, response == null);
QuerySent?.Invoke(this, new SendQueryEventArgs(endpoint, query, response));
}
void RaiseMessageSent(Node node, IPEndPoint endpoint, QueryMessage query, ErrorMessage error) => QuerySent?.Invoke(this, new SendQueryEventArgs(node, endpoint, query, error));
void RaiseMessageSent(Node node, IPEndPoint endpoint, QueryMessage query, ResponseMessage response) => QuerySent?.Invoke(this, new SendQueryEventArgs(node, endpoint, query, response));
void RaiseMessageSent(Node node, IPEndPoint endpoint, QueryMessage query)
{
QuerySent?.Invoke(this, new SendQueryEventArgs(node, endpoint, query));
}
