Exemplo n.º 1
0
        /// <summary>
        /// A callback that gets invoked after we disconnect from the IPEndpoint.
        /// </summary>
        /// <param name="result"></param>
        private void DisconnectCallback(IAsyncResult result)
        {
            Promise <ISockNetChannel> promise = (Promise <ISockNetChannel>)result.AsyncState;

            try
            {
                Socket.EndDisconnect(result);

                if (TryFlaggingAs(ClientSockNetChannelState.Disconnected, ClientSockNetChannelState.Disconnecting))
                {
                    SockNetLogger.Log(SockNetLogger.LogLevel.INFO, this, "Disconnected from [{0}]", RemoteEndpoint);

                    stream.Close();

                    Pipe.HandleClosed();

                    promise.CreateFulfiller().Fulfill(this);
                }
                else
                {
                    promise.CreateFulfiller().Fulfill(new Exception("Unable to mark channel as disconnected. State was: " + State));
                }
            } catch (Exception e)
            {
                promise.CreateFulfiller().Fulfill(e);
            }
        }
Exemplo n.º 2
0
        /// <summary>
        /// Drains chunks to the given stream and notifies the given promise when it's done.
        /// </summary>
        /// <param name="stream"></param>
        /// <param name="promise"></param>
        private void DrainToStream(Stream stream, Promise <ChunkedBuffer> promise)
        {
            MemoryChunkNode currentChunk = null;

            lock (_syncRoot)
            {
                currentChunk = rootChunk;

                if (currentChunk == null)
                {
                    promise.CreateFulfiller().Fulfill(this);

                    return;
                }

                rootChunk = rootChunk.next;
            }

            stream.BeginWrite(currentChunk.pooledBytes, currentChunk.offset, currentChunk.count, new AsyncCallback(OnDrainToStreamWriteComplete),
                              new DrainChunksState()
            {
                currentChunk = currentChunk,
                stream       = stream,
                promise      = promise
            });
        }
Exemplo n.º 3
0
        /// <summary>
        /// Binds to the configured endpoint and sets security variables.
        /// </summary>
        /// <param name="isSsl"></param>
        /// <param name="certificateValidationCallback"></param>
        /// <returns></returns>
        private Promise <ISockNetChannel> BindInternal(bool isSsl, X509Certificate serverCertificate, RemoteCertificateValidationCallback certificateValidationCallback)
        {
            Promise <ISockNetChannel> promise = new Promise <ISockNetChannel>();

            if (TryFlaggingAs(ServerSockNetChannelState.Binding, ServerSockNetChannelState.Closed))
            {
                SockNetLogger.Log(SockNetLogger.LogLevel.INFO, this, "Binding to [{0}]...", bindEndpoint);

                this.IsSsl = isSsl;
                this.CertificateValidationCallback = certificateValidationCallback;
                this.ServerCertificate             = serverCertificate;

                Socket.Bind(bindEndpoint);
                Socket.Listen(backlog);

                this.State = ServerSockNetChannelState.Bound;

                SockNetLogger.Log(SockNetLogger.LogLevel.INFO, this, "Bound to [{0}].", LocalEndpoint);

                Socket.BeginAccept(new AsyncCallback(AcceptCallback), Socket);

                promise.CreateFulfiller().Fulfill(this);
            }
            else
            {
                throw new Exception("The server is already bound.");
            }

            return(promise);
        }
Exemplo n.º 4
0
        /// <summary>
        /// Disconnects from the IPEndpoint.
        /// </summary>
        public Promise <ISockNetChannel> Disconnect()
        {
            Promise <ISockNetChannel> promise = new Promise <ISockNetChannel>();

            if (TryFlaggingAs(ClientSockNetChannelState.Disconnecting, ClientSockNetChannelState.Connected))
            {
                SockNetLogger.Log(SockNetLogger.LogLevel.INFO, this, "Disconnecting from [{0}]...", RemoteEndpoint);

                Socket.Shutdown(SocketShutdown.Both);

                Socket.BeginDisconnect(true, new AsyncCallback(DisconnectCallback), promise);
            }
            else
            {
                promise.CreateFulfiller().Fulfill(this);
            }

            return(promise);
        }
Exemplo n.º 5
0
        /// <summary>
        /// Drains chunks to the given stream and notifies the given promise when it's done.
        /// </summary>
        /// <param name="stream"></param>
        /// <param name="promise"></param>
        private void DrainToStream(Stream stream, Promise<ChunkedBuffer> promise)
        {
            MemoryChunkNode currentChunk = null;

            lock (_syncRoot)
            {
                currentChunk = rootChunk;

                if (currentChunk == null)
                {
                    promise.CreateFulfiller().Fulfill(this);

                    return;
                }

                rootChunk = rootChunk.next;
            }

            stream.BeginWrite(currentChunk.pooledBytes, currentChunk.offset, currentChunk.count, new AsyncCallback(OnDrainToStreamWriteComplete),
                new DrainChunksState()
                {
                    currentChunk = currentChunk,
                    stream = stream,
                    promise = promise
                });
        }