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* Fixed UDP server (again) 

* Guys, there's an endless loop there *ON PURPOSE*.  Please don't try to *fix* it.  We must continue to process the UDP stream buffer on clients that disconnected nastily until it ends or the UDP server accept thread will die a horrible death.
0.6.0-stable
Teravus Ovares 2008-10-19 17:02:39 +00:00
parent 1ee10d919a
commit ed8a20dd60
1 changed files with 14 additions and 3 deletions
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17
OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
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@ -306,7 +306,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
}
catch (SocketException e)
{
m_log.ErrorFormat("[CLIENT]: BeginRecieve threw exception " + e.Message + ": " + e.StackTrace );
// We don't need to see this error, reset connection and get next UDP packet off the buffer
// If the UDP packet is part of the same stream, this will happen several hundreds of times before
// the next set of UDP data is for a valid client.
//m_log.ErrorFormat("[CLIENT]: BeginRecieve threw exception " + e.Message + ": " + e.StackTrace );
// ENDLESS LOOP ON PURPOSE!
ResetEndPoint();
}
}
@ -322,10 +327,16 @@ namespace OpenSim.Region.ClientStack.LindenUDP
m_log.Error("[UDPSERVER]: " + a);
}
// ENDLESS LOOP ON PURPOSE!
// We need to purge the UDP stream of crap from the client that disconnected nastily or the UDP server will die
// The only way to do that is to beginreceive again!
BeginReceive();
try
{
m_socket.BeginReceiveFrom(
RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref reusedEpSender, ReceivedData, null);
// m_socket.BeginReceiveFrom(
// RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref reusedEpSender, ReceivedData, null);
// Ter: For some stupid reason ConnectionReset basically kills our async event structure..
// so therefore.. we've got to tell the server to BeginReceiveFrom again.