public void Disconnect(SPClient client)
{
try
{
EventAggregator.UnsubscribeFromAllChannels(client);
RemoteMethodEventAggregator.UnsubscribeFromAllChannels(client);
ReplicationEventAggregator.ReleaseClient(client);
client.Reset();
client.Socket.BeginDisconnect(false, EndDisconect, client);
}
catch (Exception e)
{
_log.Error($"Exception occured on begin disconnect, {e}");
}
}
private void ReadCallback(IAsyncResult ar)
{
var connection = (SPClient)ar.AsyncState;
try
{
var readed = connection.Socket.EndReceive(ar, out var err);
if (err != SocketError.Success || readed <= 0)
{
connection.Socket.Disconnect(false);
connection.Socket.Close();
_connectionsPool.Release(connection);
return;
}
var buf = connection.WaitPacketLength;
var len = BitConverter.ToUInt16(buf, 0);
if (len > 0)
{
var packetDataBuffer = new byte[len];
var r = 0;
while (r < packetDataBuffer.Length)
{
r += connection.Socket.Receive(packetDataBuffer, r, packetDataBuffer.Length - r, SocketFlags.None);
}
ThreadPool.QueueUserWorkItem((callback) =>
{
var message = MessagePackSerializer.Deserialize <IMessageEvent>(packetDataBuffer);
switch (message)
{
case PublishEvent publish:
EventAggregator.Publish(publish.Channel, publish.Message.Data, publish.Message.Header, connection);
break;
case SubscribeEvent subscribe:
EventAggregator.Subscribe(subscribe.Channel, connection);
break;
case UnsubscribeEvent unsubsribe:
if (unsubsribe.FromAll)
{
EventAggregator.UnsubscribeFromAllChannels(connection);
}
else
{
EventAggregator.Unsubscribe(unsubsribe.Channel, connection);
}
break;
case RMINotyfiEvent rmiEvent:
RemoteMethodEventAggregator.Subscribe(connection, rmiEvent);
break;
case RemoteMethodEvent remoteEvent:
RemoteMethodEventAggregator.Publish(remoteEvent, connection);
break;
case ReplicationListUpdateEvent repListEvent:
ReplicationEventAggregator.DispatchGenericReplicationInfo(connection, repListEvent);
break;
case ReplicationNotyfiEvent repNotyfi:
ReplicationEventAggregator.SetReplicationInfo(connection, repNotyfi.ObjectsToReplicate);
break;
case ReplicationPrimitiveUpdateEvent primitiveUpdateEvent:
ReplicationEventAggregator.DispatchPrimitiveReplicationInfo(connection, primitiveUpdateEvent);
break;
}
});
}
else
{
connection.Socket.BeginReceive(connection.WaitPacketLength, 0, connection.WaitPacketLength.Length, SocketFlags.None, ReadCallback, connection);
return;
}
connection.Socket.BeginReceive(connection.WaitPacketLength, 0, connection.WaitPacketLength.Length, SocketFlags.None, ReadCallback, connection);
}
catch (ObjectDisposedException)
{
connection.ReadyForRMI = false;
}
catch (Exception e)
{
if (connection != null)
{
Disconnect(connection);
}
_log.Error(e);
}
}
