Ejemplo n.º 1
0
 internal Packet(RequestHeader header, ReplyHeader replyHeader, IRecord request, IRecord response, byte[] data, ZooKeeper.WatchRegistration watchRegistration, string serverPath, string clientPath)
 {
     this.header      = header;
     this.replyHeader = replyHeader;
     this.request     = request;
     this.response    = response;
     this.serverPath  = serverPath;
     this.clientPath  = clientPath;
     if (data != null)
     {
         this.data = data;
     }
     else
     {
         try
         {
             MemoryStream ms = new MemoryStream();
             using (EndianBinaryWriter writer = new EndianBinaryWriter(EndianBitConverter.Big, ms, Encoding.UTF8))
             {
                 BinaryOutputArchive boa = BinaryOutputArchive.getArchive(writer);
                 boa.WriteInt(-1, "len"); // We'll fill this in later
                 if (header != null)
                 {
                     header.Serialize(boa, "header");
                 }
                 if (request != null)
                 {
                     request.Serialize(boa, "request");
                 }
                 ms.Position = 0;
                 int len = Convert.ToInt32(ms.Length); // now we have the real length
                 writer.Write(len - 4);                // update the length info
                 this.data = ms.ToArray();
             }
         }
         catch (IOException e)
         {
             LOG.Warn("Ignoring unexpected exception", e);
         }
     }
     this.watchRegistration = watchRegistration;
 }
Ejemplo n.º 2
0
 public Packet QueuePacket(RequestHeader h, ReplyHeader r, IRecord request, IRecord response, string clientPath, string serverPath, ZooKeeper.WatchRegistration watchRegistration, object callback, object ctx)
 {
     return(producer.QueuePacket(h, r, request, response, clientPath, serverPath, watchRegistration));
 }
Ejemplo n.º 3
0
        public ReplyHeader SubmitRequest(RequestHeader h, IRecord request, IRecord response, ZooKeeper.WatchRegistration watchRegistration)
        {
            ReplyHeader r = new ReplyHeader();
            Packet      p = QueuePacket(h, r, request, response, null, null, watchRegistration, null, null);

            if (!p.WaitUntilFinishedSlim(SessionTimeout))
            {
                throw new TimeoutException(new StringBuilder("The request ").Append(request).Append(" timed out while waiting for a response from the server.").ToString());
            }
            return(r);
        }
Ejemplo n.º 4
0
        public Packet QueuePacket(RequestHeader h, ReplyHeader r, IRecord request, IRecord response, string clientPath, string serverPath, ZooKeeper.WatchRegistration watchRegistration)
        {
            if (h.Type != (int)OpCode.Ping && h.Type != (int)OpCode.Auth)
            {
                h.Xid = Xid;
            }

            Packet p = new Packet(h, r, request, response, null, watchRegistration, clientPath, serverPath);

            if (!zooKeeper.State.IsAlive() || closing || Interlocked.CompareExchange(ref isDisposed, 0, 0) == 1)
            {
                if (LOG.IsDebugEnabled)
                {
                    LOG.DebugFormat("Connection closing. Sending ConLossPacket. IsAlive: {0}, closing: {1}", zooKeeper.State.IsAlive(), closing);
                }
                ConLossPacket(p);
            }
            else
            {
                if (h.Type == (int)OpCode.CloseSession)
                {
                    closing = true;
                }
                // enqueue the packet when zookeeper is connected
                addPacketLast(p);
            }
            return(p);
        }