Esempio n. 1
0
        /// <summary>
        /// Start attemt to establish link once.
        /// </summary>
        /// <returns>Link was successfully started.</returns>
        private bool startOnce()
        {
            // fill results dic
            lock (_forwardingResultsLock)
            {
                _forwardingResults = Host.Tunnels.ToDictionary(t => t, t => ForwardingResult.CreateSuccess());
            }

            // Процесс
            _process = new Process
            {
                StartInfo =
                {
                    FileName               = ConsoleTools.PLinkLocation,
                    CreateNoWindow         = true,
                    UseShellExecute        = false,
                    RedirectStandardError  = true,
                    RedirectStandardOutput = true,
                    RedirectStandardInput  = true,
                    Arguments              = ConsoleTools.PuttyArguments(Host, _profile, Host.AuthType)
                }
            };

            _process.ErrorDataReceived += errorDataHandler;
            _process.Start();
            _process.BeginErrorReadLine();

            _process.StandardInput.AutoFlush = true;

            var  buffer                   = new StringBuilder();
            bool passwordProvided         = false;
            bool passphraseForKeyProvided = false;

            while (!_process.HasExited)
            {
                while (_process.StandardOutput.Peek() >= 0)
                {
                    char c = (char)_process.StandardOutput.Read();
                    buffer.Append(c);
                }

                _process.StandardOutput.DiscardBufferedData();
                string data = buffer.ToString().ToLower();

                buffer.Clear();

                if (data.Contains(@"login as:"))
                {
                    // invalid username provided
                    stop();
                    // _process.StandardInput.WriteLine(username);
                    LastStartError = Resources.PuttyLink_Error_InvalidUsername;
                }
                else if (data.Contains(@"password:"******"passphrase for key") && !passphraseForKeyProvided)
                {
                    writeLineStdIn(Host.Password);
                    passphraseForKeyProvided = true;
                }
                else
                {
                    foreach (var line in data.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries))
                    {
                        Logger.Log.Debug(line);
                    }
                }
            }

            PrivateKeysStorage.RemovePrivateKey(Host);
            return(Status == ELinkStatus.Started || Status == ELinkStatus.StartedWithWarnings);
        }
Esempio n. 2
0
        /// <summary>
        /// Start attemt to establish link once.
        /// </summary>
        /// <returns>Link was successfully started.</returns>
        private bool startOnce(TimeSpan?connectionTimeout)
        {
            // fill results dic
            lock (_forwardingResultsLock)
            {
                _forwardingResults = Host.Tunnels.ToDictionary(t => t, t => ForwardingResult.CreateSuccess());
            }

            // Процесс
            _process = new Process
            {
                StartInfo =
                {
                    FileName               = ConsoleTools.PLinkLocation,
                    CreateNoWindow         = true,
                    UseShellExecute        = false,
                    RedirectStandardError  = true,
                    RedirectStandardOutput = true,
                    RedirectStandardInput  = true,
                    Arguments              = ConsoleTools.PuttyArguments(Host, _profile, Host.AuthType, true)
                }
            };

            _process.ErrorDataReceived += errorDataHandler;
            _process.Start();
            _process.BeginErrorReadLine();

            _process.StandardInput.AutoFlush = true;
            var p = _process;
            var processAutoKillTimer = connectionTimeout == null
                                ? null
                                : new Timer(delegate
            {
                ThreadContext.Properties[@"Host"] = Host;
                var connectionStarted             = Status == ELinkStatus.Started || Status == ELinkStatus.StartedWithWarnings;
                if (!connectionStarted && p == _process)
                {
                    try { p.Kill(); }
                    catch { /**/ }
                    Logger.Log.WarnFormat("[{0}] {1}", Host.Name, $"Connection timeout ({connectionTimeout})...");
                }

                ThreadContext.Properties[@"Host"] = null;
            }, null, (long)connectionTimeout.Value.TotalMilliseconds, Timeout.Infinite);

            var  buffer                   = new StringBuilder();
            bool passwordProvided         = false;
            bool passphraseForKeyProvided = false;

            while (!_process.HasExited)
            {
                while (_process.StandardOutput.Peek() >= 0)
                {
                    char c = (char)_process.StandardOutput.Read();
                    buffer.Append(c);
                }

                _process.StandardOutput.DiscardBufferedData();
                string data = buffer.ToString().ToLower();

                buffer.Clear();

                if (data.Contains(@"login as:"))
                {
                    // invalid username provided
                    stop();
                    // _process.StandardInput.WriteLine(username);
                    LastStartError = Resources.PuttyLink_Error_InvalidUsername;
                }
                else if (data.Contains(@"password:"******"passphrase for key") && !passphraseForKeyProvided)
                {
                    writeLineStdIn(Host.Password);
                    passphraseForKeyProvided = true;
                }
                else
                {
                    foreach (var line in data.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries))
                    {
                        Logger.Log.Debug(line);
                    }
                }
            }

            processAutoKillTimer?.Dispose();
            PrivateKeysStorage.RemovePrivateKey(Host);
            return(Status == ELinkStatus.Started || Status == ELinkStatus.StartedWithWarnings);
        }