Exemple #1
0
        public static MqMessage Parse(byte header, uint len, MemoryStream stream)
        {
            MqMessage msg = null;

            switch ((MessageType)((header & 0xf0) >> 4))
            {
            case MessageType.CONNECT:
                msg = new MqConnect(header, len, stream);
                break;

            case MessageType.CONNACK:
                msg = new MqConnack(header, len, stream);
                break;

            case MessageType.DISCONNECT:
                msg = new MqDisconnect(header, len, stream);
                break;

            case MessageType.PINGREQ:
                msg = new MqPingReq(header, len, stream);
                break;

            case MessageType.PINGRESP:
                msg = new MqPingResp(header, len, stream);
                break;

            case MessageType.PUBLISH:
                msg = new MqPublish(header, len, stream);
                break;

            case MessageType.SUBSCRIBE:
                msg = new MqSubscribe(header, len, stream);
                break;

            case MessageType.SUBACK:
                msg = new MqSuback(header, len, stream);
                break;

            case MessageType.UNSUBSCRIBE:
                msg = new MqUnsubscribe(header, len, stream);
                break;

            case MessageType.UNSUBACK:
                msg = new MqUnsuback(header, len, stream);
                break;

            case MessageType.PUBACK:
            case MessageType.PUBCOMP:
            case MessageType.PUBREC:
            case MessageType.PUBREL:
                msg = new MqMsgAck(header, len, stream);
                break;
            }
            return(msg);
        }
Exemple #2
0
 public MqClient() {
   _waitPingResp=false;
   _mq=Topic.root.Get("/local/MQ");
   ConnInfo=new MqConnect();
   ConnInfo.cleanSession=true;
   ConnInfo.keepAlive=this.KeepAlive;
   _tOut=new Timer(new TimerCallback(TimeOut));
   _settings=Topic.root.Get("/local/cfg/Client");
   _subs=new List<Topic.Subscription>();
   _now=Topic.root.Get<DateTime>("/var/now");
   _nowOffset=_settings.Get<long>("TimeOffset");
 }
Exemple #3
0
 public static MqMessage Parse(byte header, uint len, MemoryStream stream) {
   MqMessage msg=null;
   switch((MessageType)((header & 0xf0) >> 4)) {
   case MessageType.CONNECT:
     msg=new MqConnect(header, len, stream);
     break;
   case MessageType.CONNACK:
     msg=new MqConnack(header, len, stream);
     break;
   case MessageType.DISCONNECT:
     msg=new MqDisconnect(header, len, stream);
     break;
   case MessageType.PINGREQ:
     msg=new MqPingReq(header, len, stream);
     break;
   case MessageType.PINGRESP:
     msg=new MqPingResp(header, len, stream);
     break;
   case MessageType.PUBLISH:
     msg=new MqPublish(header, len, stream);
     break;
   case MessageType.SUBSCRIBE:
     msg=new MqSubscribe(header, len, stream);
     break;
   case MessageType.SUBACK:
     msg=new MqSuback(header, len, stream);
     break;
   case MessageType.UNSUBSCRIBE:
     msg=new MqUnsubscribe(header, len, stream);
     break;
   case MessageType.UNSUBACK:
     msg=new MqUnsuback(header, len, stream);
     break;
     case MessageType.PUBACK:
     case MessageType.PUBCOMP:
     case MessageType.PUBREC:
     case MessageType.PUBREL:
       msg=new MqMsgAck(header, len, stream);
       break;
   }
   return msg;
 }
Exemple #4
0
        private void ConnectCB(IAsyncResult rez)
        {
            var _tcp = rez.AsyncState as TcpClient;

            try {
                _tcp.EndConnect(rez);
                _stream = new MqStreamer(_tcp, Received, SendIdle);
                var id       = string.Format("{0}_{1:X4}", Environment.MachineName, System.Diagnostics.Process.GetCurrentProcess().Id);
                var ConnInfo = new MqConnect();
                ConnInfo.keepAlive    = (ushort)(KEEP_ALIVE / 900);
                ConnInfo.cleanSession = true;
                ConnInfo.clientId     = id;
                if (_uName != null)
                {
                    ConnInfo.userName = _uName;
                    if (_uPass != null)
                    {
                        ConnInfo.userPassword = _uPass;
                    }
                }
                this.Send(ConnInfo);
                _tOut.Change(3000, KEEP_ALIVE); // better often than never
            }
            catch (Exception ex) {
                var se = ex as SocketException;
                if (se != null && (se.SocketErrorCode == SocketError.ConnectionRefused || se.SocketErrorCode == SocketError.TryAgain || se.SocketErrorCode == SocketError.TimedOut))
                {
                    status = Status.Disconnected;
                    _tOut.Change((new Random()).Next(KEEP_ALIVE * 3, KEEP_ALIVE * 6), Timeout.Infinite);
                }
                else
                {
                    status = Status.NotAccepted;
                    _tOut.Change(Timeout.Infinite, Timeout.Infinite);
                }
                Log.Warning("{0} Connection FAILED - {1}", this.Signature, ex.Message);
            }
        }