private PyObject HandleTuple(PyTuple tup)
{
int items = tup.Items.Count;
if (items == 6)
{
// Only LowLeverVersionExchange
if (CheckLowLevelVersionExchange(tup) == false)
{
Close();
}
if (isNode)
{
// We are a node, the next packets will be handled by the Node class
Node n = new Node(new StreamPacketizer(), socket);
NodeManager.AddNode(n);
forClose = false;
Close();
}
return(null);
}
else if (items == 3)
{
if (tup.Items[0].Type == PyObjectType.None)
{
// VipKey
VipKeyCommand vk = new VipKeyCommand();
if (vk.Decode(tup) == false)
{
Log.Error("Client", "Wrong vipKey command");
Close();
return(null);
}
return(null);
}
else
{
// Handshake sent when we are mostly in
HandshakeAck ack = new HandshakeAck();
ack.live_updates = new PyList();
ack.jit = session.GetCurrentString("languageID");
ack.userid = session.GetCurrentInt("userid");
ack.maxSessionTime = new PyNone();
ack.userType = Common.Constants.AccountType.User;
ack.role = session.GetCurrentInt("role");
ack.address = session.GetCurrentString("address");
ack.inDetention = new PyNone();
ack.client_hashes = new PyList();
ack.user_clientid = session.GetCurrentInt("userid");
// We have to send this just before the sessionchange
Send(ack.Encode());
// Create the client instance
Client cli = new Client(new StreamPacketizer(), socket);
// Update the Client class session data
cli.InitialSession(session);
// Set the node id for the client
cli.SetNodeID(nodeID);
// Send session change
cli.SendSessionChange();
// Start the client packet reader thread
cli.Start();
// Now we are completely in, add us to the list
ClientManager.AddClient(cli);
// Delete ourselves from the list
forClose = false;
Close();
}
}
else if (items == 2) // PlaceboRequest, QueueCheck and Login packet
{
if (tup.Items[0].Type == PyObjectType.None)
{
QueueCheckCommand qc = new QueueCheckCommand();
if (qc.Decode(tup) == false)
{
Log.Error("Client", "Wrong QueueCheck command");
Close();
return(null);
}
// Queued logins
Send(new PyInt(LoginQueue.queue.Count + 1));
SendLowLevelVersionExchange();
return(null);
}
else if (tup.Items[0].Type == PyObjectType.String)
{
if (tup.Items[0].As <PyString>().Value == "placebo")
{
// We assume it is a placebo request
PlaceboRequest req = new PlaceboRequest();
if (req.Decode(tup) == false)
{
Log.Error("Client", "Wrong placebo request");
Close();
return(null);
}
return(new PyString("OK CC"));
}
else
{
// Check if the password is hashed or not and ask for plain password
AuthenticationReq req = new AuthenticationReq();
if (req.Decode(tup) == false)
{
Log.Error("Client", "Wrong login packet");
GPSTransportClosed ex = new GPSTransportClosed("LoginAuthFailed");
Send(ex.Encode());
Close();
return(null);
}
// The hash is in sha1, we should handle it later
if (req.user_password == null)
{
Log.Trace("Client", "Rejected by server; requesting plain password");
return(new PyInt(1)); // Ask for unhashed password( 1 -> Plain, 2 -> Hashed )
}
request = req;
// Login request, add it to the queue and wait until we are accepted or rejected
LoginQueue.Enqueue(this);
// The login queue will call send the data to the client
return(null);
}
}
}
else
{
Log.Error("Connection", "Unhandled Tuple packet with " + items + " items");
thr.Abort();
return(null);
}
return(null);
}
public void Run()
{
while (true)
{
Thread.Sleep(1);
try
{
byte[] data = new byte[socket.Available];
int bytes = socket.Recv(data);
if (bytes == -1)
{
throw new DisconnectException();
}
else if (bytes > 0)
{
packetizer.QueuePackets(data, bytes);
int p = packetizer.ProcessPackets();
for (int i = 0; i < p; i++)
{
byte[] packet = packetizer.PopItem();
PyObject obj = Unmarshal.Process <PyObject>(packet);
if (obj.Type == PyObjectType.ObjectData)
{
Log.Warning("Node", PrettyPrinter.Print(obj));
PyObjectData item = obj as PyObjectData;
if (item.Name == "macho.CallRsp")
{
PyPacket final = new PyPacket();
if (final.Decode(item) == true)
{
if (final.dest.type == PyAddress.AddrType.Client)
{
try
{
ClientManager.NotifyClient((int)final.userID, obj);
}
catch (Exception)
{
Log.Error("Node", "Trying to send a packet to a non-existing client");
}
}
else if (final.dest.type == PyAddress.AddrType.Node)
{
NodeManager.NotifyNode((int)final.dest.typeID, obj);
}
else if (final.dest.type == PyAddress.AddrType.Broadcast)
{
// This should not be coded like this here, but will do the trick for now
// TODO: Add a ClientManager
ClientManager.NotifyClients(obj);
}
}
}
}
else
{
Log.Error("Node", "Unknown type");
}
}
}
}
catch (SocketException ex)
{
if (ex.ErrorCode != 10035)
{
break;
}
}
catch (DisconnectException)
{
Log.Error("Node", "Node " + NodeManager.GetNodeID(this) + " disconnected");
break;
}
catch (Exception)
{
}
}
}
