Beispiel #1
0
        /// <inheritdoc />
        public override void Process(BotData data)
        {
            base.Process(data);

            // If the clearance info is already set and we're not getting it fresh each time, skip
            if (data.UseProxies)
            {
                if (data.Proxy.Clearance != "" && !data.GlobalSettings.Proxies.AlwaysGetClearance)
                {
                    data.Log(new LogEntry("Skipping CF Bypass because there is already a valid cookie", Colors.White));
                    data.Cookies["cf_clearance"] = data.Proxy.Clearance;
                    return;
                }
            }

            var localUrl = ReplaceValues(url, data);
            var uri      = new Uri(localUrl);

            var timeout = data.GlobalSettings.General.RequestTimeout * 1000;

            var request = new HttpRequest();

            request.IgnoreProtocolErrors = true;
            request.ConnectTimeout       = timeout;
            request.ReadWriteTimeout     = timeout;
            request.Cookies = new CookieStorage();
            foreach (var cookie in data.Cookies)
            {
                request.Cookies.Add(new Cookie(cookie.Key, cookie.Value, "/", uri.Host));
            }

            if (data.UseProxies)
            {
                switch (data.Proxy.Type)
                {
                case Extreme.Net.ProxyType.Http:
                    request.Proxy = HttpProxyClient.Parse(data.Proxy.Proxy);
                    break;

                case Extreme.Net.ProxyType.Socks4:
                    request.Proxy = Socks4ProxyClient.Parse(data.Proxy.Proxy);
                    break;

                case Extreme.Net.ProxyType.Socks4a:
                    request.Proxy = Socks4AProxyClient.Parse(data.Proxy.Proxy);
                    break;

                case Extreme.Net.ProxyType.Socks5:
                    request.Proxy = Socks5ProxyClient.Parse(data.Proxy.Proxy);
                    break;

                case Extreme.Net.ProxyType.Chain:
                    throw new Exception("The Chain Proxy Type is not supported in Leaf.xNet (used for CF Bypass).");
                }

                request.Proxy.ReadWriteTimeout = timeout;
                request.Proxy.ConnectTimeout   = timeout;
                request.Proxy.Username         = data.Proxy.Username;
                request.Proxy.Password         = data.Proxy.Password;
            }

            request.UserAgent = ReplaceValues(userAgent, data);

            var twoCapToken = data.GlobalSettings.Captchas.TwoCapToken;

            if (twoCapToken != "")
            {
                request.CaptchaSolver = new TwoCaptchaSolver()
                {
                    ApiKey = data.GlobalSettings.Captchas.TwoCapToken
                }
            }
            ;

            var response       = request.GetThroughCloudflare(new Uri(localUrl));
            var responseString = response.ToString();

            // Save the cookies
            var ck = response.Cookies.GetCookies(localUrl);

            var clearance = "";
            var cfduid    = "";

            try
            {
                clearance = ck["cf_clearance"].Value;
                cfduid    = ck["__cfduid"].Value;
            }
            catch { }

            if (data.UseProxies)
            {
                data.Proxy.Clearance = clearance;
                data.Proxy.Cfduid    = cfduid;
            }

            if (clearance != "")
            {
                data.Log(new LogEntry("Got Cloudflare clearance!", Colors.GreenYellow));
                data.Log(new LogEntry(clearance + Environment.NewLine + cfduid + Environment.NewLine, Colors.White));
            }

            // Get code
            data.ResponseCode = ((int)response.StatusCode).ToString();
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry($"Response code: {data.ResponseCode}", Colors.Cyan));
            }

            // Get headers
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry("Received headers:", Colors.DeepPink));
            }
            var receivedHeaders = response.EnumerateHeaders();

            data.ResponseHeaders.Clear();
            while (receivedHeaders.MoveNext())
            {
                var header = receivedHeaders.Current;
                data.ResponseHeaders.Add(header.Key, header.Value);
                if (PrintResponseInfo)
                {
                    data.Log(new LogEntry($"{header.Key}: {header.Value}", Colors.LightPink));
                }
            }
            if (!response.ContainsHeader(HttpHeader.ContentLength))
            {
                if (data.ResponseHeaders.ContainsKey("Content-Encoding") && data.ResponseHeaders["Content-Encoding"].Contains("gzip"))
                {
                    data.ResponseHeaders["Content-Length"] = GZip.Zip(responseString).Length.ToString();
                }
                else
                {
                    data.ResponseHeaders["Content-Length"] = responseString.Length.ToString();
                }

                if (PrintResponseInfo)
                {
                    data.Log(new LogEntry($"Content-Length: {data.ResponseHeaders["Content-Length"]}", Colors.LightPink));
                }
            }

            // Get cookies
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry("Received cookies:", Colors.Goldenrod));
            }
            foreach (Cookie cookie in response.Cookies.GetCookies(localUrl))
            {
                if (data.Cookies.ContainsKey(cookie.Name))
                {
                    data.Cookies[cookie.Name] = cookie.Value;
                }
                else
                {
                    data.Cookies.Add(cookie.Name, cookie.Value);
                }
                if (PrintResponseInfo)
                {
                    data.Log(new LogEntry($"{cookie.Name}: {cookie.Value}", Colors.LightGoldenrodYellow));
                }
            }

            data.ResponseSource = responseString;
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry("Response Source:", Colors.Green));
                data.Log(new LogEntry(data.ResponseSource, Colors.GreenYellow));
            }

            if (ErrorOn302 && data.ResponseCode.Contains("302"))
            {
                data.Status = BotStatus.ERROR;
            }
        }
    }
Beispiel #2
0
        /// <inheritdoc />
        public override void Process(BotData data)
        {
            base.Process(data);

            // If the clearance info is already set and we're not getting it fresh each time, skip
            if (data.UseProxies)
            {
                if (data.Proxy.Clearance != "" && !data.GlobalSettings.Proxies.AlwaysGetClearance)
                {
                    data.Log(new LogEntry("Skipping CF Bypass because there is already a valid cookie", Colors.White));
                    data.Cookies["cf_clearance"] = data.Proxy.Clearance;
                    data.Cookies["__cfduid"]     = data.Proxy.Cfduid;
                    return;
                }
            }

            var localUrl = ReplaceValues(url, data);
            var uri      = new Uri(localUrl);

            var timeout = data.GlobalSettings.General.RequestTimeout * 1000;

            // Initialize the captcha provider
            // TODO: Add more providers by implementing the ICaptchaProvider interface on the missing ones
            ICaptchaProvider provider = null;

            switch (data.GlobalSettings.Captchas.CurrentService)
            {
            case CaptchaServices.ServiceType.AntiCaptcha:
                provider = new AntiCaptchaProvider(data.GlobalSettings.Captchas.AntiCapToken);
                break;

            case CaptchaServices.ServiceType.TwoCaptcha:
                provider = new TwoCaptchaProvider(data.GlobalSettings.Captchas.TwoCapToken);
                break;
            }

            // Initialize the Cloudflare Solver
            CloudflareSolver cf = new CloudflareSolver(provider, ReplaceValues(UserAgent, data))
            {
                ClearanceDelay  = 3000,
                MaxCaptchaTries = 1,
                MaxTries        = 3
            };

            // Create the cookie container
            CookieContainer cookies = new CookieContainer();

            foreach (var cookie in data.Cookies)
            {
                cookies.Add(new Cookie(cookie.Key, cookie.Value, "/", uri.Host));
            }

            // Initialize the http handler
            HttpClientHandler handler = new HttpClientHandler
            {
                AllowAutoRedirect      = true,
                CookieContainer        = cookies,
                AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate
            };

            // Assign the proxy to the inner handler if necessary
            if (data.UseProxies)
            {
                if (data.Proxy.Type != Extreme.Net.ProxyType.Http)
                {
                    throw new Exception($"The proxy type {data.Proxy.Type} is not supported by this block yet");
                }

                handler.Proxy    = new WebProxy(data.Proxy.Proxy, false);
                handler.UseProxy = true;

                if (!string.IsNullOrEmpty(data.Proxy.Username))
                {
                    handler.DefaultProxyCredentials = new NetworkCredential(data.Proxy.Username, data.Proxy.Password);
                }
            }

            // Initialize the http client
            HttpClient http = new HttpClient(handler);

            http.Timeout = TimeSpan.FromMinutes(timeout);
            http.DefaultRequestHeaders.Add("User-Agent", ReplaceValues(UserAgent, data));

            var result = cf.Solve(http, handler, uri, ReplaceValues(UserAgent, data)).Result;

            if (result.Success)
            {
                data.Log(new LogEntry($"[Success] Protection bypassed: {result.DetectResult.Protection}", Colors.GreenYellow));
            }
            else if (result.DetectResult.Protection == CloudflareProtection.Unknown)
            {
                data.Log(new LogEntry($"Unknown protection, skipping the bypass!", Colors.Tomato));
            }
            else
            {
                throw new Exception($"CF Bypass Failed: {result.FailReason}");
            }

            // Now that we got the cookies, proceed with the normal request
            HttpResponseMessage response = null;

            try
            {
                response = http.GetAsync(uri).Result;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
            finally
            {
                handler.Dispose();
                http.Dispose();
            }

            var responseString = response.Content.ReadAsStringAsync().Result;

            // Save the cloudflare cookies
            var clearance = "";
            var cfduid    = "";

            foreach (Cookie cookie in cookies.GetCookies(uri))
            {
                switch (cookie.Name)
                {
                case "cf_clearance":
                    clearance = cookie.Value;
                    break;

                case "__cfduid":
                    cfduid = cookie.Value;
                    break;
                }
            }

            // Save the cookies in the proxy
            if (data.UseProxies)
            {
                data.Proxy.Clearance = clearance;
                data.Proxy.Cfduid    = cfduid;
            }

            if (clearance != "")
            {
                data.Log(new LogEntry("Got Cloudflare clearance!", Colors.GreenYellow));
                data.Log(new LogEntry(clearance + Environment.NewLine + cfduid + Environment.NewLine, Colors.White));
            }

            // Get code
            data.ResponseCode = ((int)response.StatusCode).ToString();
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry($"Response code: {data.ResponseCode}", Colors.Cyan));
            }

            // Get headers
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry("Received headers:", Colors.DeepPink));
            }
            data.ResponseHeaders.Clear();
            foreach (var header in response.Headers)
            {
                var h = new KeyValuePair <string, string>(header.Key, header.Value.First());
                data.ResponseHeaders.Add(h.Key, h.Value);
                if (PrintResponseInfo)
                {
                    data.Log(new LogEntry($"{h.Key}: {h.Value}", Colors.LightPink));
                }
            }

            // Add the Content-Length header if it was not sent by the server
            if (!data.ResponseHeaders.ContainsKey("Content-Length"))
            {
                if (data.ResponseHeaders.ContainsKey("Content-Encoding") && data.ResponseHeaders["Content-Encoding"].Contains("gzip"))
                {
                    data.ResponseHeaders["Content-Length"] = GZip.Zip(responseString).Length.ToString();
                }
                else
                {
                    data.ResponseHeaders["Content-Length"] = responseString.Length.ToString();
                }

                if (PrintResponseInfo)
                {
                    data.Log(new LogEntry($"Content-Length: {data.ResponseHeaders["Content-Length"]}", Colors.LightPink));
                }
            }

            // Get cookies
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry("Received cookies:", Colors.Goldenrod));
            }
            foreach (Cookie cookie in cookies.GetCookies(uri))
            {
                data.Cookies[cookie.Name] = cookie.Value;
                if (PrintResponseInfo)
                {
                    data.Log(new LogEntry($"{cookie.Name}: {cookie.Value}", Colors.LightGoldenrodYellow));
                }
            }

            // Print source
            data.ResponseSource = responseString;
            if (PrintResponseInfo)
            {
                data.Log(new LogEntry("Response Source:", Colors.Green));
                data.Log(new LogEntry(data.ResponseSource, Colors.GreenYellow));
            }

            // Error on 302 status
            if (ErrorOn302 && response.StatusCode == HttpStatusCode.Redirect)
            {
                data.Status = BotStatus.ERROR;
            }
        }
Beispiel #3
0
        /// <inheritdoc />
        public override void Process(BotData data)
        {
            base.Process(data);

            #region Request
            // Set base URL
            var localUrl = ReplaceValues(url, data);
            var cType    = ReplaceValues(contentType, data);
            var oldJar   = data.Cookies;

            // Create request
            HttpRequest request = new HttpRequest();

            // Setup options
            var timeout = data.GlobalSettings.General.RequestTimeout * 1000;
            request.IgnoreProtocolErrors         = true;
            request.AllowAutoRedirect            = autoRedirect;
            request.EnableEncodingContent        = acceptEncoding;
            request.ReadWriteTimeout             = timeout;
            request.ConnectTimeout               = timeout;
            request.KeepAlive                    = true;
            request.MaximumAutomaticRedirections = data.ConfigSettings.MaxRedirects;

            // Check if it has GET parameters
            if (ParseQuery && localUrl.Contains('?') && localUrl.Contains('='))
            {
                // Remove the query from the base URL
                localUrl = ReplaceValues(url.Split('?')[0], data);
                data.Log(new LogEntry($"Calling Base URL: {localUrl}", Colors.MediumTurquoise));

                // Parse the GET parameters
                var getParams = ReplaceValues(url.Split('?')[1], data);
                var paramList = getParams.Split('&');

                // Build the query, first replace variables in them and encode the parameters
                foreach (var par in paramList)
                {
                    var split = par.Split('=');

                    // Encode them if needed
                    if (split[0].Contains('%'))
                    {
                        split[0] = Uri.EscapeDataString(split[0]);
                    }
                    if (split[1].Contains('%'))
                    {
                        split[1] = Uri.EscapeDataString(split[1]);
                    }

                    // Add them to the query
                    request.AddUrlParam(split[0], split[1]);

                    data.Log(new LogEntry($"Added Query Parameter: {split[0]} = {split[1]}", Colors.MediumTurquoise));
                }
            }
            else
            {
                data.Log(new LogEntry($"Calling URL: {localUrl}", Colors.MediumTurquoise));
            }

            // Set up the Content and Content-Type
            HttpContent content = null;
            switch (requestType)
            {
            case RequestType.Standard:
                var pData = ReplaceValues(Regex.Replace(postData, @"(?<!\\)\\n", Environment.NewLine).Replace(@"\\n", @"\n"), data);

                if (CanContainBody(method))
                {
                    if (encodeContent)
                    {
                        // Very dirty but it works
                        var nonce = data.Random.Next(1000000, 9999999);
                        pData = pData.Replace("&", $"{nonce}&{nonce}").Replace("=", $"{nonce}={nonce}");
                        pData = string.Join("", BlockFunction.SplitInChunks(pData, 2080)
                                            .Select(s => Uri.EscapeDataString(s)))
                                .Replace($"{nonce}%26{nonce}", "&").Replace($"{nonce}%3D{nonce}", "=");
                    }

                    content             = new StringContent(pData);
                    content.ContentType = cType;
                    data.Log(new LogEntry($"Post Data: {pData}", Colors.MediumTurquoise));
                }
                break;

            case RequestType.Multipart:
                var bdry = multipartBoundary != "" ? ReplaceValues(multipartBoundary, data) : GenerateMultipartBoundary();
                content = new Extreme.Net.MultipartContent(bdry);
                var mContent = content as Extreme.Net.MultipartContent;
                data.Log(new LogEntry($"Content-Type: multipart/form-data; boundary={bdry}", Colors.MediumTurquoise));
                data.Log(new LogEntry("Multipart Data:", Colors.MediumTurquoise));
                data.Log(new LogEntry(bdry, Colors.MediumTurquoise));
                foreach (var c in MultipartContents)
                {
                    var rValue       = ReplaceValues(c.Value, data);
                    var rName        = ReplaceValues(c.Name, data);
                    var rContentType = ReplaceValues(c.ContentType, data);

                    if (c.Type == MultipartContentType.String)
                    {
                        mContent.Add(new StringContent(rValue), rName);
                        data.Log(new LogEntry($"Content-Disposition: form-data; name=\"{rName}\"{Environment.NewLine}{Environment.NewLine}{rValue}", Colors.MediumTurquoise));
                    }
                    else if (c.Type == MultipartContentType.File)
                    {
                        mContent.Add(new FileContent(rValue), rName, rValue, rContentType);
                        data.Log(new LogEntry($"Content-Disposition: form-data; name=\"{rName}\"; filename=\"{rValue}\"{Environment.NewLine}Content-Type: {rContentType}{Environment.NewLine}{Environment.NewLine}[FILE CONTENT OMITTED]", Colors.MediumTurquoise));
                    }
                    data.Log(new LogEntry(bdry, Colors.MediumTurquoise));
                }
                break;

            default:
                break;
            }

            // Set proxy
            if (data.UseProxies)
            {
                request.Proxy = data.Proxy.GetClient();

                try
                {
                    request.Proxy.ReadWriteTimeout = timeout;
                    request.Proxy.ConnectTimeout   = timeout;
                    request.Proxy.Username         = data.Proxy.Username;
                    request.Proxy.Password         = data.Proxy.Password;
                }
                catch { }
            }

            // Set headers
            data.Log(new LogEntry("Sent Headers:", Colors.DarkTurquoise));
            // var fixedNames = Enum.GetNames(typeof(HttpHeader)).Select(n => n.ToLower());
            foreach (var header in CustomHeaders)
            {
                try
                {
                    var key         = ReplaceValues(header.Key, data);
                    var replacedKey = key.Replace("-", "").ToLower(); // Used to compare with the HttpHeader enum
                    var val         = ReplaceValues(header.Value, data);

                    if (replacedKey == "contenttype" && content != null)
                    {
                        continue;
                    }                                                                  // Disregard additional Content-Type headers
                    if (replacedKey == "acceptencoding" && acceptEncoding)
                    {
                        continue;
                    }                                                                    // Disregard additional Accept-Encoding headers
                    // else if (fixedNames.Contains(replacedKey)) request.AddHeader((HttpHeader)Enum.Parse(typeof(HttpHeader), replacedKey, true), val);
                    else
                    {
                        request.AddHeader(key, val);
                    }

                    data.Log(new LogEntry(key + ": " + val, Colors.MediumTurquoise));
                }
                catch { }
            }

            // Add the authorization header on a Basic Auth request
            if (requestType == RequestType.BasicAuth)
            {
                var usr  = ReplaceValues(authUser, data);
                var pwd  = ReplaceValues(authPass, data);
                var auth = "Basic " + BlockFunction.Base64Encode(usr + ":" + pwd);
                request.AddHeader("Authorization", auth);
                data.Log(new LogEntry($"Authorization: {auth}", Colors.MediumTurquoise));
            }

            // Add the content-type header
            if (CanContainBody(method) && content != null && requestType == RequestType.Standard)
            {
                data.Log(new LogEntry($"Content-Type: {cType}", Colors.MediumTurquoise));
            }

            // Add new user-defined custom cookies to the bot's cookie jar
            request.Cookies = new CookieDictionary();
            foreach (var cookie in CustomCookies)
            {
                data.Cookies[ReplaceValues(cookie.Key, data)] = ReplaceValues(cookie.Value, data);
            }

            // Set cookies from the bot's cookie jar to the request's CookieDictionary
            data.Log(new LogEntry("Sent Cookies:", Colors.MediumTurquoise));
            foreach (var cookie in data.Cookies)
            {
                request.Cookies.Add(cookie.Key, cookie.Value);
                data.Log(new LogEntry($"{cookie.Key}: {cookie.Value}", Colors.MediumTurquoise));
            }

            data.LogNewLine();
            #endregion

            #region Response
            // Create the response
            HttpResponse response = null;

            try
            {
                // Get response
                response = request.Raw(method, localUrl, content);
                var responseString = "";

                // Get address
                data.Address = response.Address.ToString();
                data.Log(new LogEntry("Address: " + data.Address, Colors.Cyan));

                // Get code
                data.ResponseCode = ((int)response.StatusCode).ToString();
                data.Log(new LogEntry($"Response code: {data.ResponseCode} ({response.StatusCode})", Colors.Cyan));

                // Get headers
                data.Log(new LogEntry("Received headers:", Colors.DeepPink));
                var headerList      = new List <KeyValuePair <string, string> >();
                var receivedHeaders = response.EnumerateHeaders();
                data.ResponseHeaders.Clear();
                while (receivedHeaders.MoveNext())
                {
                    var header = receivedHeaders.Current;
                    data.ResponseHeaders.Add(header.Key, header.Value);
                    data.Log(new LogEntry($"{header.Key}: {header.Value}", Colors.LightPink));
                }
                if (!response.ContainsHeader(HttpHeader.ContentLength) && ResponseType != ResponseType.File)
                {
                    responseString = response.ToString(); // Read the stream

                    if (data.ResponseHeaders.ContainsKey("Content-Encoding") && data.ResponseHeaders["Content-Encoding"].Contains("gzip"))
                    {
                        data.ResponseHeaders["Content-Length"] = GZip.Zip(responseString).Length.ToString();
                    }
                    else
                    {
                        data.ResponseHeaders["Content-Length"] = responseString.Length.ToString();
                    }

                    data.Log(new LogEntry($"Content-Length: {data.ResponseHeaders["Content-Length"]}", Colors.LightPink));
                }

                // Get cookies
                data.Log(new LogEntry("Received cookies:", Colors.Goldenrod));
                data.Cookies = response.Cookies;
                foreach (var cookie in response.Cookies)
                {
                    // If the cookie was already present before, don't log it
                    if (oldJar.ContainsKey(cookie.Key) && oldJar[cookie.Key] == cookie.Value)
                    {
                        continue;
                    }

                    data.Log(new LogEntry($"{cookie.Key}: {cookie.Value}", Colors.LightGoldenrodYellow));
                }

                // Save the response content
                switch (responseType)
                {
                case ResponseType.String:
                    data.Log(new LogEntry("Response Source:", Colors.Green));
                    if (readResponseSource)
                    {
                        if (responseString == "")
                        {
                            responseString = response.ToString();                           // Read the stream if you didn't already read it
                        }
                        data.ResponseSource = responseString;
                        data.Log(new LogEntry(data.ResponseSource, Colors.GreenYellow));
                    }
                    else
                    {
                        data.ResponseSource = "";
                        data.Log(new LogEntry("[SKIPPED]", Colors.GreenYellow));
                    }
                    break;

                case ResponseType.File:
                    if (SaveAsScreenshot)
                    {
                        SaveScreenshot(response.ToMemoryStream(), data);     // Read the stream
                        data.Log(new LogEntry("File saved as screenshot", Colors.Green));
                    }
                    else
                    {
                        var filePath = ReplaceValues(downloadPath, data);
                        var dirName  = Path.GetDirectoryName(filePath);
                        if (dirName != "")
                        {
                            dirName += Path.DirectorySeparatorChar.ToString();
                        }
                        var fileName      = Path.GetFileNameWithoutExtension(filePath);
                        var fileExtension = Path.GetExtension(filePath);
                        var sanitizedPath = $"{dirName}{MakeValidFileName(fileName)}{fileExtension}";
                        using (var stream = File.Create(sanitizedPath)) { response.ToMemoryStream().CopyTo(stream); }     // Read the stream
                        data.Log(new LogEntry("File saved as " + sanitizedPath, Colors.Green));
                    }
                    break;

                default:
                    break;
                }
            }
            catch (Exception ex)
            {
                data.Log(new LogEntry(ex.Message, Colors.White));
                if (ex.GetType() == typeof(HttpException))
                {
                    data.ResponseCode = ((HttpException)ex).HttpStatusCode.ToString();
                    data.Log(new LogEntry("Status code: " + data.ResponseCode, Colors.Cyan));
                }

                if (!data.ConfigSettings.IgnoreResponseErrors)
                {
                    throw;
                }
            }
            #endregion
        }