/// <summary>
/// Initializes a new instance of the <see cref="FtpConnection"/> class.
/// </summary>
/// <param name="socketAccessor">The accessor to get the socket used to communicate with the client.</param>
/// <param name="options">The options for the FTP connection.</param>
/// <param name="portOptions">The <c>PORT</c> command options.</param>
/// <param name="connectionAccessor">The accessor to get the connection that is active during the <see cref="FtpCommandHandler.Process"/> method execution.</param>
/// <param name="catalogLoader">The catalog loader for the FTP server.</param>
/// <param name="serverCommandExecutor">The executor for server commands.</param>
/// <param name="serviceProvider">The service provider for the connection.</param>
/// <param name="secureDataConnectionWrapper">Wraps a data connection into an SSL stream.</param>
/// <param name="sslStreamWrapperFactory">The SSL stream wrapper factory.</param>
/// <param name="logger">The logger for the FTP connection.</param>
public FtpConnection(
TcpSocketClientAccessor socketAccessor,
IOptions <FtpConnectionOptions> options,
IOptions <PortCommandOptions> portOptions,
IFtpConnectionAccessor connectionAccessor,
IFtpCatalogLoader catalogLoader,
IServerCommandExecutor serverCommandExecutor,
IServiceProvider serviceProvider,
SecureDataConnectionWrapper secureDataConnectionWrapper,
ISslStreamWrapperFactory sslStreamWrapperFactory,
ILogger <FtpConnection>?logger = null)
{
var socket = socketAccessor.TcpSocketClient ?? throw new InvalidOperationException("The socket to communicate with the client was not set");
ConnectionServices = serviceProvider;
ConnectionId = "FTP-" + Guid.NewGuid().ToString("N");
_dataPort = portOptions.Value.DataPort;
var remoteEndPoint = _remoteEndPoint = (IPEndPoint)socket.Client.RemoteEndPoint;
#pragma warning disable 618
RemoteAddress = new Address(remoteEndPoint.Address.ToString(), remoteEndPoint.Port);
#pragma warning restore 618
var properties = new Dictionary <string, object?>
{
["RemoteAddress"] = remoteEndPoint.ToString(),
["RemoteIp"] = remoteEndPoint.Address.ToString(),
["RemotePort"] = remoteEndPoint.Port,
["ConnectionId"] = ConnectionId,
};
_loggerScope = logger?.BeginScope(properties);
_socket = socket;
_connectionAccessor = connectionAccessor;
_serverCommandExecutor = serverCommandExecutor;
_secureDataConnectionWrapper = secureDataConnectionWrapper;
_serverCommandChannel = Channel.CreateBounded <IServerCommand>(new BoundedChannelOptions(3));
_logger = logger;
var parentFeatures = new FeatureCollection();
var connectionFeature = new ConnectionFeature(
(IPEndPoint)socket.Client.LocalEndPoint,
remoteEndPoint);
var secureConnectionFeature = new SecureConnectionFeature();
var applicationInputPipe = new Pipe();
var applicationOutputPipe = new Pipe();
var socketPipe = new DuplexPipe(_socketCommandPipe.Reader, _socketResponsePipe.Writer);
var connectionPipe = new DuplexPipe(applicationOutputPipe.Reader, applicationInputPipe.Writer);
var originalStream = socketAccessor.TcpSocketStream ?? socket.GetStream();
_streamReaderService = new ConnectionClosingNetworkStreamReader(
originalStream,
_socketCommandPipe.Writer,
_cancellationTokenSource);
_streamWriterService = new StreamPipeWriterService(
originalStream,
_socketResponsePipe.Reader,
_cancellationTokenSource.Token);
_networkStreamFeature = new NetworkStreamFeature(
new SecureConnectionAdapter(
socketPipe,
connectionPipe,
sslStreamWrapperFactory,
_cancellationTokenSource.Token),
applicationOutputPipe.Writer);
parentFeatures.Set <IConnectionFeature>(connectionFeature);
parentFeatures.Set <ISecureConnectionFeature>(secureConnectionFeature);
parentFeatures.Set <IServerCommandFeature>(new ServerCommandFeature(_serverCommandChannel));
parentFeatures.Set <INetworkStreamFeature>(_networkStreamFeature);
var features = new FeatureCollection(parentFeatures);
#pragma warning disable 618
Data = new FtpConnectionData(
options.Value.DefaultEncoding ?? Encoding.ASCII,
features,
catalogLoader);
#pragma warning restore 618
Features = features;
_commandReader = ReadCommandsFromPipeline(
applicationInputPipe.Reader,
_ftpCommandChannel.Writer,
_cancellationTokenSource.Token);
}
/// <summary>
/// Initializes a new instance of the <see cref="FtpConnection"/> class.
/// </summary>
/// <param name="socket">The socket to use to communicate with the client.</param>
/// <param name="options">The options for the FTP connection.</param>
/// <param name="portOptions">The <c>PORT</c> command options.</param>
/// <param name="connectionAccessor">The accessor to get the connection that is active during the <see cref="FtpCommandHandler.Process"/> method execution.</param>
/// <param name="catalogLoader">The catalog loader for the FTP server.</param>
/// <param name="serverCommandExecutor">The executor for server commands.</param>
/// <param name="serviceProvider">The service provider for the connection.</param>
/// <param name="secureDataConnectionWrapper">Wraps a data connection into an SSL stream.</param>
/// <param name="serverMessages">The server messages.</param>
/// <param name="sslStreamWrapperFactory">The SSL stream wrapper factory.</param>
/// <param name="logger">The logger for the FTP connection.</param>
public FtpConnection(
[NotNull] TcpClient socket,
[NotNull] IOptions <FtpConnectionOptions> options,
[NotNull] IOptions <PortCommandOptions> portOptions,
[NotNull] IFtpConnectionAccessor connectionAccessor,
[NotNull] IFtpCatalogLoader catalogLoader,
[NotNull] IServerCommandExecutor serverCommandExecutor,
[NotNull] IServiceProvider serviceProvider,
[NotNull] SecureDataConnectionWrapper secureDataConnectionWrapper,
[NotNull] IFtpServerMessages serverMessages,
[NotNull] ISslStreamWrapperFactory sslStreamWrapperFactory,
[CanBeNull] ILogger <FtpConnection> logger = null)
{
ConnectionServices = serviceProvider;
ConnectionId = "FTP-" + Guid.NewGuid().ToString("N");
_dataPort = portOptions.Value.DataPort;
var endpoint = (IPEndPoint)socket.Client.RemoteEndPoint;
var remoteAddress = _remoteAddress = new Address(endpoint.Address.ToString(), endpoint.Port);
var properties = new Dictionary <string, object>
{
["RemoteAddress"] = remoteAddress.ToString(true),
["RemoteIp"] = remoteAddress.IPAddress?.ToString(),
["RemotePort"] = remoteAddress.Port,
["ConnectionId"] = ConnectionId,
};
_loggerScope = logger?.BeginScope(properties);
_socket = socket;
_connectionAccessor = connectionAccessor;
_serverCommandExecutor = serverCommandExecutor;
_secureDataConnectionWrapper = secureDataConnectionWrapper;
_serverMessages = serverMessages;
_serverCommandChannel = Channel.CreateBounded <IServerCommand>(new BoundedChannelOptions(3));
_logger = logger;
var parentFeatures = new FeatureCollection();
var connectionFeature = new ConnectionFeature(
(IPEndPoint)socket.Client.LocalEndPoint,
remoteAddress);
var secureConnectionFeature = new SecureConnectionFeature(socket);
var applicationInputPipe = new Pipe();
var applicationOutputPipe = new Pipe();
var socketPipe = new DuplexPipe(_socketCommandPipe.Reader, _socketResponsePipe.Writer);
var connectionPipe = new DuplexPipe(applicationOutputPipe.Reader, applicationInputPipe.Writer);
_networkStreamFeature = new NetworkStreamFeature(
new SecureConnectionAdapter(
socketPipe,
connectionPipe,
sslStreamWrapperFactory,
_cancellationTokenSource.Token),
new ConnectionClosingNetworkStreamReader(
secureConnectionFeature.OriginalStream,
_socketCommandPipe.Writer,
_cancellationTokenSource),
new StreamPipeWriterService(
secureConnectionFeature.OriginalStream,
_socketResponsePipe.Reader,
_cancellationTokenSource.Token),
applicationOutputPipe.Writer);
parentFeatures.Set <IConnectionFeature>(connectionFeature);
parentFeatures.Set <ISecureConnectionFeature>(secureConnectionFeature);
parentFeatures.Set <IServerCommandFeature>(new ServerCommandFeature(_serverCommandChannel));
parentFeatures.Set <INetworkStreamFeature>(_networkStreamFeature);
var features = new FeatureCollection(parentFeatures);
#pragma warning disable 618
Data = new FtpConnectionData(
options.Value.DefaultEncoding ?? Encoding.ASCII,
features,
catalogLoader);
#pragma warning restore 618
Features = features;
_commandReader = ReadCommandsFromPipeline(
applicationInputPipe.Reader,
_ftpCommandChannel.Writer,
_cancellationTokenSource.Token);
}