internal ProtocolsConfiguration(XmlNode section)
        {
            // process XML section in order and apply the directives

            HandlerBase.CheckForUnrecognizedAttributes(section);

            foreach (XmlNode child in section.ChildNodes)
            {
                // skip whitespace and comments
                if (IsIgnorableAlsoCheckForNonElement(child))
                {
                    continue;
                }

                // process <add> elements

                if (child.Name == "add")
                {
                    String id     = HandlerBase.RemoveRequiredAttribute(child, "id");
                    String phType = HandlerBase.RemoveRequiredAttribute(child, "processHandlerType");
                    String ahType = HandlerBase.RemoveRequiredAttribute(child, "appDomainHandlerType");

                    bool validate = true;
                    HandlerBase.GetAndRemoveBooleanAttribute(child, "validate", ref validate);

                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForNonCommentChildNodes(child);

                    // check duplicate Id

                    /* TEMPORARY allow duplicates for easy Indigo machine.config update
                     * if (_protocolEntries[id] != null) {
                     *  throw new ConfigurationErrorsException(
                     *                  SR.GetString(SR.Dup_protocol_id, id),
                     *                  child);
                     * }
                     */

                    // add entry

                    /* TEMPORARY hide errors and ignore bad <add> tags
                     * to let breaking changes through */
                    try {
                        _protocolEntries[id] = new ProtocolsConfigurationEntry(
                            id, phType, ahType, validate,
                            ConfigurationErrorsException.GetFilename(child),
                            ConfigurationErrorsException.GetLineNumber(child));
                    }
                    catch {
                    }
                }
                else
                {
                    HandlerBase.ThrowUnrecognizedElement(child);
                }
            }
        }
Esempio n. 2
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        //
        // Handle <file src=""/> elements
        //
        static void ProcessFile(ArrayList fileList, XmlNode node)
        {
            string  filename = null;
            XmlNode attr     = HandlerBase.GetAndRemoveRequiredStringAttribute(node, "src", ref filename);

            HandlerBase.CheckForUnrecognizedAttributes(node);
            HandlerBase.CheckForNonCommentChildNodes(node);

            fileList.Add(new Pair(filename, attr));
        }
        public virtual object Create(Object parent, Object configContextObj, XmlNode section)
        {
            // if called through client config don't even load HttpRuntime
            if (!HandlerBase.IsServerConfiguration(configContextObj))
            {
                return(null);
            }

            bool   impersonation = false;
            String username      = null;
            String password      = null;

            HandlerBase.CheckForChildNodes(section);
            HandlerBase.GetAndRemoveBooleanAttribute(section, "impersonate", ref impersonation);
            HandlerBase.GetAndRemoveStringAttribute(section, "userName", ref username);
            HandlerBase.GetAndRemoveStringAttribute(section, "password", ref password);

            HandlerBase.CheckForUnrecognizedAttributes(section);
            HandlerBase.CheckForChildNodes(section);
            if (username != null && username.Length < 1)
            {
                username = null;
            }
            if (password != null && (password.StartsWith("registry:") || password.StartsWith("Registry:")))
            {
                StringBuilder str  = new StringBuilder(100);
                int           iRet = UnsafeNativeMethods.GetCredentialFromRegistry(password, str, 100);
                if (iRet == 0)
                {
                    password = str.ToString();
                }
                else
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Invalid_credentials_pass),
                              section);
                }
            }
            if (username != null && (username.StartsWith("registry:") || username.StartsWith("Registry:")))
            {
                StringBuilder str  = new StringBuilder(100);
                int           iRet = UnsafeNativeMethods.GetCredentialFromRegistry(username, str, 100);
                if (iRet == 0)
                {
                    username = str.ToString();
                }
                else
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Invalid_credentials_name),
                              section);
                }
            }
            return(new IdentityConfig((IdentityConfig)parent, impersonation, username, password, section));
        }
        public virtual object Create(Object parent, object configContextObj, XmlNode section)
        {
            // if called through client config don't even load HttpRuntime
            if (!HandlerBase.IsServerConfiguration(configContextObj))
            {
                return(null);
            }

            bool   bTemp                    = false;
            int    iTemp                    = 0;
            uint   uiTemp                   = 0;
            string sTemp                    = null;
            int    maxWorkerThreads         = 0;
            int    maxIoThreads             = 0;
            int    minWorkerThreads         = 0;
            int    minIoThreads             = 0;
            int    responseDeadlockInterval = 0;

            HandlerBase.GetAndRemoveBooleanAttribute(section, "enable", ref bTemp);
            GetAndRemoveProcessModelTimeout(section, "timeout", ref iTemp);
            GetAndRemoveProcessModelTimeout(section, "idleTimeout", ref iTemp);
            GetAndRemoveProcessModelTimeout(section, "shutdownTimeout", ref iTemp);
            GetAndRemoveIntegerOrInfiniteAttribute(section, "requestLimit", ref iTemp);
            GetAndRemoveIntegerOrInfiniteAttribute(section, "requestQueueLimit", ref iTemp);
            GetAndRemoveIntegerOrInfiniteAttribute(section, "restartQueueLimit", ref iTemp);
            HandlerBase.GetAndRemoveIntegerAttribute(section, "memoryLimit", ref iTemp);
            GetAndRemoveUnsignedIntegerAttribute(section, "cpuMask", ref uiTemp);
            HandlerBase.GetAndRemoveEnumAttribute(section, "logLevel", typeof(LogLevelEnum), ref iTemp);
            HandlerBase.GetAndRemoveStringAttribute(section, "userName", ref sTemp);
            HandlerBase.GetAndRemoveStringAttribute(section, "password", ref sTemp);
            HandlerBase.GetAndRemoveBooleanAttribute(section, "webGarden", ref bTemp);
            GetAndRemoveProcessModelTimeout(section, "clientConnectedCheck", ref iTemp);
            HandlerBase.GetAndRemoveStringAttribute(section, "comImpersonationLevel", ref sTemp);
            HandlerBase.GetAndRemoveStringAttribute(section, "comAuthenticationLevel", ref sTemp);
            GetAndRemoveProcessModelTimeout(section, "responseDeadlockInterval", ref responseDeadlockInterval);
            GetAndRemoveProcessModelTimeout(section, "responseRestartDeadlockInterval", ref iTemp);
            HandlerBase.GetAndRemovePositiveIntegerAttribute(section, "maxWorkerThreads", ref maxWorkerThreads);
            HandlerBase.GetAndRemovePositiveIntegerAttribute(section, "maxIoThreads", ref maxIoThreads);
            HandlerBase.GetAndRemovePositiveIntegerAttribute(section, "minWorkerThreads", ref minWorkerThreads);
            HandlerBase.GetAndRemovePositiveIntegerAttribute(section, "minIoThreads", ref minIoThreads);
            HandlerBase.GetAndRemoveStringAttribute(section, "serverErrorMessageFile", ref sTemp);
            GetAndRemoveIntegerOrInfiniteAttribute(section, "requestAcks", ref iTemp);
            GetAndRemoveProcessModelTimeout(section, "pingFrequency", ref iTemp);
            GetAndRemoveProcessModelTimeout(section, "pingTimeout", ref iTemp);
            GetAndRemoveIntegerOrInfiniteAttribute(section, "asyncOption", ref iTemp);


            HandlerBase.CheckForUnrecognizedAttributes(section);
            HandlerBase.CheckForChildNodes(section);

            return(new ProcessModelConfig(maxWorkerThreads, maxIoThreads, minWorkerThreads, minIoThreads, responseDeadlockInterval));
        }
        //
        // As required by IConfigurationSectionHandler
        //
        public object Create(object parent, object configurationContext, XmlNode section)
        {
            // if called through client config don't even load HttpRuntime
            if (!HandlerBase.IsServerConfiguration(configurationContext))
            {
                return(null);
            }

            ParseState parseState = new ParseState();

            parseState.SectionName = section.Name;

            // the rule is going to be the previous rule followed by a list containing the new rules
            parseState.Evaluator = new HttpCapabilitiesEvaluator((HttpCapabilitiesEvaluator)parent);
            ArrayList rulelist = new ArrayList();

            // check for random attributes

            HandlerBase.CheckForUnrecognizedAttributes(section);


            // iterate through XML section in order and apply the directives

            ArrayList sublist;

            sublist = RuleListFromElement(parseState, section, true);

            if (sublist.Count > 0)
            {
                parseState.RuleList.Add(new CapabilitiesSection(CapabilitiesRule.Filter, null, null, sublist));
            }

            if (parseState.FileList.Count > 0)
            {
                parseState.IsExternalFile = true;
                ResolveFiles(parseState, configurationContext);
            }

            // Add the new rules

            parseState.Evaluator.AddRuleList(parseState.RuleList);

            return(parseState.Evaluator);
        }
        internal void LoadValuesFromConfigurationXml(XmlNode section)
        {
            HandlerBase.GetAndRemoveBooleanAttribute(section, "enabled", ref _isEnabled);
            HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(section, "requestLimit", ref _requestLimit);
            HandlerBase.GetAndRemoveBooleanAttribute(section, "pageOutput", ref _pageOutput);
            HandlerBase.GetAndRemoveBooleanAttribute(section, "localOnly", ref _localOnly);

            string [] values = { "SortByTime", "SortByCategory" };
            // TraceMode is in another file in a different namespace ... so lets have some protection if they change
            Debug.Assert(TraceMode.SortByTime == (TraceMode)0);
            Debug.Assert(TraceMode.SortByCategory == (TraceMode)1);
            int     iMode     = 0;
            XmlNode attribute = HandlerBase.GetAndRemoveEnumAttribute(section, "traceMode", values, ref iMode);

            if (attribute != null)
            {
                _outputMode = (TraceMode)iMode;
            }

            HandlerBase.CheckForUnrecognizedAttributes(section);
            // section can have no content
            HandlerBase.CheckForChildNodes(section);
        }
Esempio n. 7
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        //
        // Handle the <result> tag
        //
        static void ProcessResult(HttpCapabilitiesDefaultProvider capabilitiesEvaluator, XmlNode node)
        {
            bool inherit = true;

            HandlerBase.GetAndRemoveBooleanAttribute(node, "inherit", ref inherit);
            if (inherit == false)
            {
                capabilitiesEvaluator.ClearParent();
            }

            Type    resultType = null;
            XmlNode attribute  = HandlerBase.GetAndRemoveTypeAttribute(node, "type", ref resultType);

            if (attribute != null)
            {
                if (resultType.Equals(capabilitiesEvaluator._resultType) == false)
                {
                    // be sure the new type is assignable to the parent type
                    HandlerBase.CheckAssignableType(attribute, capabilitiesEvaluator._resultType, resultType);
                    capabilitiesEvaluator._resultType = resultType;
                }
            }

            int cacheTime = 0;

            attribute = HandlerBase.GetAndRemovePositiveIntegerAttribute(node, "cacheTime", ref cacheTime);
            //NOTE: we continue to parse the cacheTime for backwards compat
            // it has never been used.  Customer scenarios don't require this support.
            if (attribute != null)
            {
                capabilitiesEvaluator.CacheTime = TimeSpan.FromSeconds(cacheTime);
            }

            HandlerBase.CheckForUnrecognizedAttributes(node);
            HandlerBase.CheckForNonCommentChildNodes(node);
        }
        //
        // Handle the <result> tag
        //
        static void ProcessResult(HttpCapabilitiesEvaluator capabilitiesEvaluator, XmlNode node)
        {
            bool inherit = true;

            HandlerBase.GetAndRemoveBooleanAttribute(node, "inherit", ref inherit);
            if (inherit == false)
            {
                capabilitiesEvaluator.ClearParent();
            }

            Type    resultType = null;
            XmlNode attribute  = HandlerBase.GetAndRemoveTypeAttribute(node, "type", ref resultType);

            if (attribute != null)
            {
                if (resultType.Equals(capabilitiesEvaluator._resultType) == false)
                {
                    // be sure the new type is assignable to the parent type
                    HandlerBase.CheckAssignableType(attribute, capabilitiesEvaluator._resultType, resultType);
                    capabilitiesEvaluator._resultType = resultType;
                }
            }

            int cacheTime = 0;

            attribute = HandlerBase.GetAndRemovePositiveIntegerAttribute(node, "cacheTime", ref cacheTime);
            if (attribute != null)
            {
                capabilitiesEvaluator.SetCacheTime(cacheTime);
            }

            HandlerBase.GetAndRemoveBooleanAttribute(node, "cache", ref capabilitiesEvaluator._useCache);

            HandlerBase.CheckForUnrecognizedAttributes(node);
            HandlerBase.CheckForChildNodes(node);
        }
Esempio n. 9
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        //
        // ResolveFiles - parse files referenced with <file src="" />
        //
        static void ResolveFiles(ParseState parseState, object configurationContext)
        {
            //
            // 1) get the directory of the configuration file currently being parsed
            //

            HttpConfigurationContext httpConfigurationContext = (HttpConfigurationContext)configurationContext;
            string configurationDirectory = null;
            bool   useAssert = false;

            //
            // Only assert to read cap files when parsing machine.config
            // (allow device updates to work in restricted trust levels).
            //
            // Machine.config can be securely identified by the context being
            // an HttpConfigurationContext with null path.
            //
            try {
                if (httpConfigurationContext.VirtualPath == null)
                {
                    useAssert = true;
                    // we need to assert here to get the file path from ConfigurationException
                    FileIOPermission fiop = new FileIOPermission(PermissionState.None);
                    fiop.AllFiles = FileIOPermissionAccess.PathDiscovery;
                    fiop.Assert();
                }

                Pair    pair0        = (Pair)parseState.FileList[0];
                XmlNode srcAttribute = (XmlNode)pair0.Second;
                configurationDirectory = Path.GetDirectoryName(ConfigurationErrorsException.GetFilename(srcAttribute));
            }
            finally {
                if (useAssert)
                {
                    CodeAccessPermission.RevertAssert();
                }
            }

            //
            // 2) iterate through list of referenced files, builing rule lists for each
            //
            foreach (Pair pair in parseState.FileList)
            {
                string srcFilename  = (string)pair.First;
                string fullFilename = Path.Combine(configurationDirectory, srcFilename);

                XmlNode section;
                try {
                    if (useAssert)
                    {
                        InternalSecurityPermissions.FileReadAccess(fullFilename).Assert();
                    }

                    Exception fcmException = null;

                    try {
                        HttpConfigurationSystem.AddFileDependency(fullFilename);
                    }
                    catch (Exception e) {
                        fcmException = e;
                    }

                    ConfigXmlDocument configDoc = new ConfigXmlDocument();

                    try {
                        configDoc.Load(fullFilename);
                        section = configDoc.DocumentElement;
                    }
                    catch (Exception e) {
                        throw new ConfigurationErrorsException(SR.GetString(SR.Error_loading_XML_file, fullFilename, e.Message),
                                                               e, (XmlNode)pair.Second);
                    }

                    if (fcmException != null)
                    {
                        throw fcmException;
                    }
                }
                finally {
                    if (useAssert)
                    {
                        // Cannot apply next FileReadAccess PermissionSet unless
                        // current set is explicitly reverted.  Also minimizes
                        // granted permissions.
                        CodeAccessPermission.RevertAssert();
                    }
                }

                if (section.Name != parseState.SectionName)
                {
                    throw new ConfigurationErrorsException(SR.GetString(SR.Capability_file_root_element, parseState.SectionName),
                                                           section);
                }

                HandlerBase.CheckForUnrecognizedAttributes(section);

                ArrayList sublist = RuleListFromElement(parseState, section, true);

                if (sublist.Count > 0)
                {
                    parseState.RuleList.Add(new CapabilitiesSection(CapabilitiesRule.Filter, null, null, sublist));
                }
            }
        }
Esempio n. 10
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        //
        // Create a rule from an element
        //
        static CapabilitiesRule RuleFromElement(ParseState parseState, XmlNode element)
        {
            int                 ruletype;
            DelayedRegex        regex;
            CapabilitiesPattern pat;

            // grab tag name

            if (element.Name == "filter")
            {
                ruletype = CapabilitiesRule.Filter;
            }
            else if (element.Name == "case")
            {
                ruletype = CapabilitiesRule.Case;
            }
            else if (element.Name == "use")
            {
                HandlerBase.CheckForNonCommentChildNodes(element);

                string var   = HandlerBase.RemoveRequiredAttribute(element, "var");
                string strAs = HandlerBase.RemoveAttribute(element, "as");
                HandlerBase.CheckForUnrecognizedAttributes(element);

                if (strAs == null)
                {
                    strAs = String.Empty;
                }

                parseState.Evaluator.AddDependency(var);

                return(new CapabilitiesUse(var, strAs));
            }
            else
            {
                throw new ConfigurationErrorsException(
                          SR.GetString(SR.Unknown_tag_in_caps_config, element.Name),
                          element);
            }

            // grab attributes
            String matchpat = HandlerBase.RemoveAttribute(element, "match");
            String testpat  = HandlerBase.RemoveAttribute(element, "with");

            HandlerBase.CheckForUnrecognizedAttributes(element);

            if (matchpat == null)
            {
                if (testpat != null)
                {
                    throw new ConfigurationErrorsException(SR.GetString(SR.Cannot_specify_test_without_match), element);
                }
                regex = null;
                pat   = null;
            }
            else
            {
                try {
                    regex = new DelayedRegex(matchpat);
                }
                catch (Exception e) {
                    throw new ConfigurationErrorsException(e.Message, e, element);
                }

                if (testpat == null)
                {
                    pat = CapabilitiesPattern.Default;
                }
                else
                {
                    pat = new CapabilitiesPattern(testpat);
                }
            }

            // grab contents
            ArrayList subrules = RuleListFromElement(parseState, element, false);

            return(new CapabilitiesSection(ruletype, regex, pat, subrules));
        }
Esempio n. 11
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        /*
         * Create
         *
         * Given a partially composed config object (possibly null)
         * and some input from the config system, return a
         * further partially composed config object
         */
        internal Object InternalCreate(Object parent, XmlNode node)
        {
            HandlerMap map;

            // start list as shallow clone of parent

            if (parent == null)
            {
                map = new HandlerMap();
            }
            else
            {
                map = new HandlerMap((HandlerMap)parent);
            }

            map.BeginGroup();

            // process XML section
            HandlerBase.CheckForUnrecognizedAttributes(node);

            foreach (XmlNode child in node.ChildNodes)
            {
                // skip whitespace and comments

                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child))
                {
                    continue;
                }

                // process <add> and <clear> elements

                if (child.Name.Equals("add"))
                {
                    String verb      = HandlerBase.RemoveRequiredAttribute(child, "verb");
                    String path      = HandlerBase.RemoveRequiredAttribute(child, "path");
                    String classname = HandlerBase.RemoveRequiredAttribute(child, "type");

                    int     phase     = 1;
                    XmlNode phaseNode = HandlerBase.GetAndRemoveIntegerAttribute(child, "phase", ref phase);
                    if (phaseNode != null)
                    {
                        ValidatePhase(phase, phaseNode);
                    }

                    bool validate = true;
                    HandlerBase.GetAndRemoveBooleanAttribute(child, "validate", ref validate);


                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);

                    try {
                        map.Add(new HandlerMapping(verb, path, classname, !validate), phase);
                    }
                    catch (Exception e) {
                        throw new ConfigurationException(e.Message, e, child);
                    }
                }
                else if (child.Name.Equals("remove"))
                {
                    String verb     = HandlerBase.RemoveRequiredAttribute(child, "verb");
                    String path     = HandlerBase.RemoveRequiredAttribute(child, "path");
                    bool   validate = true;
                    HandlerBase.GetAndRemoveBooleanAttribute(child, "validate", ref validate);


                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);

                    if (!map.RemoveMapping(verb, path) && validate)
                    {
                        throw new ConfigurationException(
                                  HttpRuntime.FormatResourceString(SR.No_mapping_to_remove, verb, path),
                                  child);
                    }
                }
                else if (child.Name.Equals("clear"))
                {
                    int     phase     = 1;
                    XmlNode phaseNode = HandlerBase.GetAndRemoveIntegerAttribute(child, "phase", ref phase);
                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);

                    if (phaseNode == null)
                    {
                        map.ClearAll();
                    }
                    else
                    {
                        ValidatePhase(phase, phaseNode);
                        map.ClearPhase(phase);
                    }
                }
                else
                {
                    HandlerBase.ThrowUnrecognizedElement(child);
                }
            }

            map.EndGroup();

            return(map);
        }
Esempio n. 12
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        private void ReadFormsSettings(XmlNode node)
        {
            XmlNode tempAttr = HandlerBase.GetAndRemoveNonEmptyStringAttribute(node, "name", ref _CookieName);

            //Trace("FormsAuthConfigSettings::ReadSettings cookie name " + _CookieName);

            tempAttr = HandlerBase.GetAndRemoveNonEmptyStringAttribute(node, "loginUrl", ref _LoginUrl);
            if (tempAttr != null)
            {
                if (_LoginUrl.StartsWith("\\\\") || (_LoginUrl.Length > 1 && _LoginUrl[1] == ':'))
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Auth_bad_url),
                              tempAttr);
                }
            }
            //Trace("FormsAuthConfigSettings::ReadSettings login url " + _LoginUrl);

            int iTemp = 0;

            tempAttr = HandlerBase.GetAndRemoveEnumAttribute(node, "protection", typeof(FormsProtectionEnum), ref iTemp);
            if (tempAttr != null)
            {
                _Protection = (FormsProtectionEnum)iTemp;
            }

            tempAttr = HandlerBase.GetAndRemovePositiveIntegerAttribute(node, "timeout", ref _Timeout);
            tempAttr = HandlerBase.GetAndRemoveNonEmptyStringAttribute(node, "path", ref _FormsCookiePath);
            HandlerBase.GetAndRemoveBooleanAttribute(node, "requireSSL", ref _RequireSSL);
            HandlerBase.GetAndRemoveBooleanAttribute(node, "slidingExpiration", ref _SlidingExpiration);
            HandlerBase.CheckForUnrecognizedAttributes(node);

            foreach (XmlNode child in node.ChildNodes)
            {
                if (child.NodeType != XmlNodeType.Element)
                {
                    continue;
                }

                if (child.Name != "credentials")
                {
                    HandlerBase.ThrowUnrecognizedElement(child);
                }

                tempAttr = HandlerBase.GetAndRemoveEnumAttribute(child, "passwordFormat", typeof(FormsAuthPasswordFormat), ref iTemp);
                if (tempAttr != null)
                {
                    _PasswordFormat = (FormsAuthPasswordFormat)iTemp;
                    //Trace("FormsAuthConfigSettings::ReadSettings password format " + strTemp);
                }

                HandlerBase.CheckForUnrecognizedAttributes(child);

                foreach (XmlNode child2 in child.ChildNodes)
                {
                    if (child2.NodeType != XmlNodeType.Element)
                    {
                        continue;
                    }

                    if (child2.Name != "user")
                    {
                        HandlerBase.ThrowUnrecognizedElement(child2);
                    }

                    string strUser = null;
                    string strPass = null;
                    tempAttr = HandlerBase.GetAndRemoveRequiredStringAttribute(child2, "name", ref strUser);
                    HandlerBase.GetAndRemoveRequiredStringAttribute(child2, "password", ref strPass);
                    HandlerBase.CheckForUnrecognizedAttributes(child2);
                    HandlerBase.CheckForChildNodes(child2);

                    //Trace("FormsAuthConfigSettings::ReadSettings adding user " + strUser + " " + strPass);
                    strUser = strUser.ToLower(CultureInfo.InvariantCulture);
                    String strPassInTable = (String)_Credentials[strUser];
                    if (strPassInTable == null)
                    {
                        _Credentials.Add(strUser, strPass);
                    }
                    else
                    {
                        if (String.Compare(strPassInTable, strPass, false, CultureInfo.InvariantCulture) != 0)
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(SR.User_Already_Specified, strUser), tempAttr);
                        }
                    }
                }
            }
        }
Esempio n. 13
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            // CTor
            internal MachineKeyConfig(object parentObject, object contextObject, XmlNode node)
            {
                MachineKeyConfig parent = (MachineKeyConfig)parentObject;

                HttpConfigurationContext configContext = contextObject as HttpConfigurationContext;

                if (HandlerBase.IsPathAtAppLevel(configContext.VirtualPath) == PathLevel.BelowApp)
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.No_MachineKey_Config_In_subdir),
                              node);
                }

                if (parent != null)
                {
                    _ValidationKey  = parent.ValidationKey;
                    _DecryptionKey  = parent.DecryptionKey;
                    _ValidationMode = parent.ValidationMode;
                    _AutogenKey     = parent.AutogenKey;
                }

                XmlNode vNode = node.Attributes.RemoveNamedItem("validationKey");
                XmlNode dNode = node.Attributes.RemoveNamedItem("decryptionKey");

                int iMode = 0;

                string [] modeStrings = { "SHA1", "MD5", "3DES" };
                XmlNode   mNode       = HandlerBase.GetAndRemoveEnumAttribute(node, "validation", modeStrings, ref iMode);

                if (mNode != null)
                {
                    _ValidationMode = (MachineKeyValidationMode)iMode;
                }
                HandlerBase.CheckForUnrecognizedAttributes(node);
                HandlerBase.CheckForChildNodes(node);

                if (vNode != null && vNode.Value != null)
                {
                    String strKey       = vNode.Value;
                    bool   fAppSpecific = strKey.EndsWith(",IsolateApps");

                    if (fAppSpecific)
                    {
                        strKey = strKey.Substring(0, strKey.Length - ",IsolateApps".Length);
                    }

                    if (strKey == "AutoGenerate")   // case sensitive
                    {
                        _ValidationKey = new byte[64];
                        Buffer.BlockCopy(HttpRuntime.s_autogenKeys, 0, _ValidationKey, 0, 64);
                    }
                    else
                    {
                        if (strKey.Length > 128 || strKey.Length < 40)
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(
                                          SR.Unable_to_get_cookie_authentication_validation_key, strKey.Length.ToString()),
                                      vNode);
                        }

                        _ValidationKey = HexStringToByteArray(strKey);
                        if (_ValidationKey == null)
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(
                                          SR.Invalid_validation_key),
                                      vNode);
                        }
                    }

                    if (fAppSpecific)
                    {
                        int dwCode = SymbolHashCodeProvider.Default.GetHashCode(HttpContext.Current.Request.ApplicationPath);
                        _ValidationKey[0] = (byte)(dwCode & 0xff);
                        _ValidationKey[1] = (byte)((dwCode & 0xff00) >> 8);
                        _ValidationKey[2] = (byte)((dwCode & 0xff0000) >> 16);
                        _ValidationKey[3] = (byte)((dwCode & 0xff000000) >> 24);
                    }
                }

                if (dNode != null)
                {
                    String strKey       = dNode.Value;
                    bool   fAppSpecific = strKey.EndsWith(",IsolateApps");

                    if (fAppSpecific)
                    {
                        strKey = strKey.Substring(0, strKey.Length - ",IsolateApps".Length);
                    }

                    if (strKey == "AutoGenerate")   // case sensitive
                    {
                        _DecryptionKey = new byte[24];
                        Buffer.BlockCopy(HttpRuntime.s_autogenKeys, 64, _DecryptionKey, 0, 24);
                        _AutogenKey = true;
                    }
                    else
                    {
                        _AutogenKey = false;

                        if (strKey.Length == 48)   // Make sure Triple DES is installed
                        {
                            TripleDESCryptoServiceProvider oTemp = null;
                            try {
                                oTemp = new TripleDESCryptoServiceProvider();
                            }
                            catch (Exception) {
                            }
                            if (oTemp == null)
                            {
                                throw new ConfigurationException(
                                          HttpRuntime.FormatResourceString(
                                              SR.cannot_use_Triple_DES),
                                          dNode);
                            }
                        }

                        if (strKey.Length != 48 && strKey.Length != 16)
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(
                                          SR.Unable_to_get_cookie_authentication_decryption_key, strKey.Length.ToString()),
                                      dNode);
                        }

                        _DecryptionKey = HexStringToByteArray(strKey);
                        if (_DecryptionKey == null)
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(
                                          SR.Invalid_decryption_key),
                                      dNode);
                        }
                    }
                    if (fAppSpecific)
                    {
                        int dwCode = SymbolHashCodeProvider.Default.GetHashCode(HttpContext.Current.Request.ApplicationPath);
                        _DecryptionKey[0] = (byte)(dwCode & 0xff);
                        _DecryptionKey[1] = (byte)((dwCode & 0xff00) >> 8);
                        _DecryptionKey[2] = (byte)((dwCode & 0xff0000) >> 16);
                        _DecryptionKey[3] = (byte)((dwCode & 0xff000000) >> 24);
                    }
                }
            }
Esempio n. 14
0
        //////////////////////////////////////////////////////////////////////
        // CTor
        internal AuthorizationConfig(AuthorizationConfig parent, XmlNode node)
        {
            Debug.Trace("security", "AuthorizationConfigSettings ctor");
            if (parent != null)
            {
                _AllRules = (ArrayList)parent._AllRules.Clone();
            }
            else
            {
                _AllRules = new ArrayList();
            }
            HandlerBase.CheckForUnrecognizedAttributes(node);
            ArrayList rules = new ArrayList();

            foreach (XmlNode child in node.ChildNodes)
            {
                ////////////////////////////////////////////////////////////
                // Step 1: For each child (Allow / Deny Tag)
                if (child.NodeType != XmlNodeType.Element)
                {
                    continue;
                }

                bool      allow         = false;
                bool      fRolesPresent = false;
                bool      fUsersPresent = false;
                String [] verbs         = null;
                String [] users         = null;
                String [] roles         = null;
                String [] temp          = null;
                XmlNode   attribute;

                ////////////////////////////////////////////////////////////
                // Step 3: Make sure we have an allow or deny tag
                allow = (child.Name == _strAllowTag);
                if (allow == false && (child.Name == _strDenyTag) == false)
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Auth_rule_must_have_allow_or_deny),
                              child);
                }


                ////////////////////////////////////////////////////////////
                // Step 4: Get the list of verbs
                attribute = child.Attributes.RemoveNamedItem(_strVerbTag);
                if (attribute != null)
                {
                    temp  = attribute.Value.ToLower(CultureInfo.InvariantCulture).Split(_strComma);
                    verbs = TrimStrings(temp);
                }

                ////////////////////////////////////////////////////////////
                // Step 5: Get the list of users
                attribute = child.Attributes.RemoveNamedItem(_strUsersTag);

                if (attribute != null && attribute.Value.Length > 0)
                {
                    ////////////////////////////////////////////////////////////
                    // Step 5a: If the users tag is present and not empty, then
                    //          construct an array of user names (string array)
                    fUsersPresent = true;
                    temp          = attribute.Value.ToLower(CultureInfo.InvariantCulture).Split(_strComma);
                    users         = TrimStrings(temp);


                    ////////////////////////////////////////////////////////////
                    // Step 5b: Make sure that no user name has the char ? or *
                    //          embeded in it
                    if (users != null && users.Length > 0)
                    {
                        // For each user name
                        int iNumUsers = users.Length;
                        for (int iter = 0; iter < iNumUsers; iter++)
                        {
                            if (users[iter].Length > 1)            // If length is > 1
                            {
                                if (users[iter].IndexOf('*') >= 0) // Contains '*'
                                {
                                    throw new ConfigurationException(HttpRuntime.FormatResourceString(SR.Auth_rule_names_cant_contain_char, "*"),
                                                                     attribute);
                                }

                                if (users[iter].IndexOf('?') >= 0)  // Contains '?'
                                {
                                    throw new ConfigurationException(HttpRuntime.FormatResourceString(SR.Auth_rule_names_cant_contain_char, "?"),
                                                                     attribute);
                                }
                            }
                        }
                    }
                }

                ////////////////////////////////////////////////////////////
                // Step 6: Get the list of roles
                attribute = child.Attributes.RemoveNamedItem(_strRolesTag);
                if (attribute != null && attribute.Value.Length > 0)
                {
                    ////////////////////////////////////////////////////////////
                    // Step 6a: If the roles tag is present and not empty, then
                    //          construct an array of role names (string array)
                    fRolesPresent = true;
                    temp          = attribute.Value.Split(_strComma);
                    roles         = TrimStrings(temp);

                    ////////////////////////////////////////////////////////////
                    // Step 6b: Make sure that no user name has the char ? or *
                    //          embeded in it
                    if (roles != null && roles.Length > 0)
                    {
                        // For each role name
                        int iNumRoles = roles.Length;

                        for (int iter = 0; iter < iNumRoles; iter++)
                        {
                            if (roles[iter].Length > 0)    // If length is > 1
                            {
                                int foundIndex = roles[iter].IndexOfAny(new char [] { '*', '?' });
                                if (foundIndex >= 0)
                                {
                                    throw new ConfigurationException(
                                              HttpRuntime.FormatResourceString(SR.Auth_rule_names_cant_contain_char, roles[iter][foundIndex].ToString()),
                                              attribute);
                                }
                            }
                        }
                    }
                }


                ////////////////////////////////////////////////////////////
                // Step 7: Make sure that either the "roles" tag or the "users"
                //         tag was present
                if (!fRolesPresent && !fUsersPresent)
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Auth_rule_must_specify_users_andor_roles),
                              child);
                }

                ////////////////////////////////////////////////////////////
                // Step 8: Make sure that there were no unrecognized properties
                HandlerBase.CheckForUnrecognizedAttributes(child);

                ////////////////////////////////////////////////////////////
                // Step 8b: Move back to the current auth rule node
                // ctracy 00.09.26: no longer necessary after migration to .NET XML DOM
                //cursor.MoveToParent();

                ////////////////////////////////////////////////////////////
                // Step 9: Add the rule to our list
                rules.Add(new AuthorizationConfigRule(allow, verbs, users, roles));
            }

            _AllRules.InsertRange(0, rules);
            Debug.Trace("security", "AuthorizationConfigSettings:: ReadSettings counts:" + _AllRules.Count + " rules " + rules.Count);
        }
Esempio n. 15
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        //
        // As required by IConfigurationSectionHandler
        //
        public object Create(object parent, object configurationContext, XmlNode section)
        {
            // if called through client config don't even load HttpRuntime
            if (!HandlerBase.IsServerConfiguration(configurationContext))
            {
                return(null);
            }

            ParseState parseState = new ParseState();

            parseState.SectionName = section.Name;

            // the rule is going to be the previous rule followed by a list containing the new rules
            parseState.Evaluator = new HttpCapabilitiesDefaultProvider((HttpCapabilitiesDefaultProvider)parent);

            int userAgentCacheKeyLength = 0;

            // Get the useragent string cachekey length
            if (parent != null)
            {
                userAgentCacheKeyLength = ((HttpCapabilitiesDefaultProvider)parent).UserAgentCacheKeyLength;
            }
            HandlerBase.GetAndRemovePositiveIntegerAttribute(section, "userAgentCacheKeyLength", ref userAgentCacheKeyLength);

            if (userAgentCacheKeyLength == 0)
            {
                userAgentCacheKeyLength = _defaultUserAgentCacheKeyLength;
            }
            parseState.Evaluator.UserAgentCacheKeyLength = userAgentCacheKeyLength;

            string browserCapabilitiesProviderType = null;

            if (parent != null)
            {
                browserCapabilitiesProviderType = ((HttpCapabilitiesDefaultProvider)parent).BrowserCapabilitiesProviderType;
            }
            HandlerBase.GetAndRemoveNonEmptyStringAttribute(section, "provider", ref browserCapabilitiesProviderType);
            parseState.Evaluator.BrowserCapabilitiesProviderType = browserCapabilitiesProviderType;

            // check for random attributes
            HandlerBase.CheckForUnrecognizedAttributes(section);


            // iterate through XML section in order and apply the directives

            ArrayList sublist;

            sublist = RuleListFromElement(parseState, section, true);

            if (sublist.Count > 0)
            {
                parseState.RuleList.Add(new CapabilitiesSection(CapabilitiesRule.Filter, null, null, sublist));
            }

            if (parseState.FileList.Count > 0)
            {
                parseState.IsExternalFile = true;
                ResolveFiles(parseState, configurationContext);
            }

            // Add the new rules

            parseState.Evaluator.AddRuleList(parseState.RuleList);

            return(parseState.Evaluator);
        }
Esempio n. 16
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        internal AuthenticationConfig(AuthenticationConfig parent, XmlNode section)
        {
            if (parent != null)
            {
                _CookieName        = parent.CookieName;
                _LoginUrl          = parent.LoginUrl;
                _PasswordFormat    = parent.PasswordFormat;
                _Credentials       = (Hashtable)parent.Credentials.Clone();
                _Mode              = parent.Mode;
                _PassportUrl       = parent.PassportUrl;
                _Protection        = parent.Protection;
                _FormsCookiePath   = parent.FormsCookiePath;
                _Timeout           = parent.Timeout;
                _RequireSSL        = parent.RequireSSL;
                _SlidingExpiration = parent.SlidingExpiration;
            }
            else
            {
                _Credentials = new Hashtable();
            }

            ////////////////////////////////////////////////////////////
            // Step 1: Read the mode
            int     iMode     = 0;
            XmlNode attribute = HandlerBase.GetAndRemoveEnumAttribute(section, "mode", typeof(AuthenticationMode), ref iMode);

            if (attribute != null)
            {
                _Mode = (AuthenticationMode)iMode;
                if (_Mode == AuthenticationMode.Passport && UnsafeNativeMethods.PassportVersion() < 0)
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Passport_not_installed),
                              attribute);
                }
            }
            HandlerBase.CheckForUnrecognizedAttributes(section);

            ////////////////////////////////////////////////////////////
            // Step 2: Read children nodes
            foreach (XmlNode child in section.ChildNodes)
            {
                if (child.NodeType != XmlNodeType.Element)
                {
                    continue;
                }

                if (child.Name == "forms")
                {
                    ReadFormsSettings(child);
                }
                else if (child.Name == "passport")
                {
                    attribute = child.Attributes.RemoveNamedItem("redirectUrl");
                    if (attribute != null)
                    {
                        _PassportUrl = attribute.Value;
                        if (_PassportUrl.StartsWith("\\\\") || (_PassportUrl.Length > 1 && _PassportUrl[1] == ':'))
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(SR.Auth_bad_url),
                                      attribute);
                        }
                    }

                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);
                }
                else
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Auth_unrecognized_tag, child.Name),
                              child);
                }
            }
        }
        internal SecurityPolicyConfig(SecurityPolicyConfig parent, XmlNode node, String strFile)
        {
            if (parent != null)
            {
                _PolicyFiles = (Hashtable)parent.PolicyFiles.Clone();
            }
            else
            {
                _PolicyFiles = new Hashtable();
            }


            // CONSIDER: Path.GetDirectoryName()
            String strDir = strFile.Substring(0, strFile.LastIndexOf('\\') + 1);

            foreach (XmlNode child in node.ChildNodes)
            {
                ////////////////////////////////////////////////////////////
                // Step 1: For each child
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child))
                {
                    continue;
                }

                if (child.Name != "trustLevel")
                {
                    HandlerBase.ThrowUnrecognizedElement(child);
                }

                string  name          = null;
                string  file          = null;
                XmlNode nameAttribute = HandlerBase.GetAndRemoveRequiredStringAttribute(child, "name", ref name);
                HandlerBase.GetAndRemoveRequiredStringAttribute(child, "policyFile", ref file);
                HandlerBase.CheckForUnrecognizedAttributes(child);
                HandlerBase.CheckForChildNodes(child);

                bool fAppend = true; // Append dir to filename
                if (file.Length > 1)
                {
                    char c1 = file[1];
                    char c0 = file[0];

                    if (c1 == ':') // Absolute file path
                    {
                        fAppend = false;
                    }
                    else
                    if (c0 == '\\' && c1 == '\\')     // UNC file path
                    {
                        fAppend = false;
                    }
                }

                String strTemp;
                if (fAppend)
                {
                    strTemp = strDir + file;
                }
                else
                {
                    strTemp = file;
                }

                if (_PolicyFiles.Contains(name))
                {
                    throw new ConfigurationException(
                              HttpRuntime.FormatResourceString(SR.Security_policy_level_already_defined, name),
                              nameAttribute);
                }
                _PolicyFiles.Add(name, strTemp);
            }

            HandlerBase.CheckForUnrecognizedAttributes(node);
        }
        /*
         * Create
         *
         * Given a partially composed config object (possibly null)
         * and some input from the config system, return a
         * further partially composed config object
         */
        public virtual object Create(Object parent, Object configContextObj, XmlNode section)
        {
            // if called through client config don't even load HttpRuntime
            if (!HandlerBase.IsServerConfiguration(configContextObj))
            {
                return(null);
            }

            HttpModulesConfiguration appConfig;

            // start list as shallow clone of parent

            if (parent == null)
            {
                appConfig = new HttpModulesConfiguration();
            }
            else
            {
                appConfig = new HttpModulesConfiguration((HttpModulesConfiguration)parent);
            }

            // process XML section in order and apply the directives

            HandlerBase.CheckForUnrecognizedAttributes(section);
            foreach (XmlNode child in section.ChildNodes)
            {
                // skip whitespace and comments
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child))
                {
                    continue;
                }

                // process <add> and <clear> elements

                if (child.Name == "add")
                {
                    String name      = HandlerBase.RemoveRequiredAttribute(child, "name");
                    String classname = HandlerBase.RemoveRequiredAttribute(child, "type");
                    bool   insert    = false;

                    /* position and validate removed  See ASURT 96814
                     * int iTemp = 0;
                     * XmlNode attribute = HandlerBase.GetAndRemoveEnumAttribute(child, "position", typeof(HttpModulesConfigurationPosition), ref iTemp);
                     * if (attribute != null) {
                     *  HttpModulesConfigurationPosition pos = (HttpModulesConfigurationPosition)iTemp;
                     *  if (pos == HttpModulesConfigurationPosition.Start) {
                     *      insert = true;
                     *  }
                     * }
                     *
                     * bool validate = true;
                     * HandlerBase.GetAndRemoveBooleanAttribute(child, "validate", ref validate);
                     */

                    if (IsSpecialModule(classname))
                    {
                        throw new ConfigurationException(
                                  HttpRuntime.FormatResourceString(SR.Special_module_cannot_be_added_manually, classname),
                                  child);
                    }

                    if (IsSpecialModuleName(name))
                    {
                        throw new ConfigurationException(
                                  HttpRuntime.FormatResourceString(SR.Special_module_cannot_be_added_manually, name),
                                  child);
                    }

                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);

                    if (appConfig.ContainsEntry(name))
                    {
                        throw new ConfigurationException(
                                  HttpRuntime.FormatResourceString(SR.Module_already_in_app, name),
                                  child);
                    }
                    else
                    {
                        try {
                            appConfig.Add(name, classname, insert);
                        }
                        catch (Exception e) {
                            throw new ConfigurationException(e.Message, e, child);
                        }
                    }
                }
                else if (child.Name == "remove")
                {
                    String name = HandlerBase.RemoveRequiredAttribute(child, "name");

                    /*
                     * bool validate = true;
                     * HandlerBase.GetAndRemoveBooleanAttribute(child, "validate", ref validate);
                     */

                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);

                    if (!appConfig.RemoveEntry(name))
                    {
                        if (IsSpecialModuleName(name))
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(SR.Special_module_cannot_be_removed_manually, name),
                                      child);
                        }
                        else
                        {
                            throw new ConfigurationException(
                                      HttpRuntime.FormatResourceString(SR.Module_not_in_app, name),
                                      child);
                        }
                    }
                }
                else if (child.Name == "clear")
                {
                    HandlerBase.CheckForUnrecognizedAttributes(child);
                    HandlerBase.CheckForChildNodes(child);
                    appConfig.RemoveRange(0, appConfig.Count);
                }
                else
                {
                    HandlerBase.ThrowUnrecognizedElement(child);
                }
            }

            // inheritance rule for modules config:
            // machine-level and site-level config allows inheritance, dir- (app-) level does not.

            return(appConfig);
        }
        internal void LoadValuesFromConfigurationInput(XmlNode node)
        {
            XmlNode n;

            // executionTimeout
            HandlerBase.GetAndRemovePositiveIntegerAttribute(node, "executionTimeout", ref _executionTimeout);

            // maxRequestLength
            int limit = 0;

            if (HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "maxRequestLength", ref limit) != null)
            {
                _maxRequestLength = limit * 1024;
            }

            // useFullyQualifiedRedirectUrl
            HandlerBase.GetAndRemoveBooleanAttribute(node, "useFullyQualifiedRedirectUrl", ref _useFullyQualifiedRedirectUrl);

            // minFreeThreads
            n = HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "minFreeThreads", ref _minFreeThreads);

            int workerMax, ioMax;

            System.Threading.ThreadPool.GetMaxThreads(out workerMax, out ioMax);
            int maxThreads = (workerMax < ioMax) ? workerMax : ioMax;

            if (_minFreeThreads >= maxThreads)
            {
                throw new ConfigurationException(HttpRuntime.FormatResourceString(SR.Min_free_threads_must_be_under_thread_pool_limits, maxThreads.ToString()), (n != null) ? n : node);
            }

            // minLocalRequestFreeThreads
            n = HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "minLocalRequestFreeThreads", ref _minLocalRequestFreeThreads);
            if (_minLocalRequestFreeThreads > _minFreeThreads)
            {
                throw new ConfigurationException(HttpRuntime.FormatResourceString(SR.Local_free_threads_cannot_exceed_free_threads), (n != null) ? n : node);
            }

            // appRequestQueueLimit
            HandlerBase.GetAndRemovePositiveIntegerAttribute(node, "appRequestQueueLimit", ref _appRequestQueueLimit);

            // shutdownTimeout
            HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "shutdownTimeout", ref _shutdownTimeout);

            // delayNotificationTimeout
            HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "delayNotificationTimeout", ref _delayNotificationTimeout);

            // waitChangeNotification
            HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "waitChangeNotification", ref _waitChangeNotification);

            // maxWaitChangeNotification
            HandlerBase.GetAndRemoveNonNegativeIntegerAttribute(node, "maxWaitChangeNotification", ref _maxWaitChangeNotification);

            // enableKernelOutputCache
            HandlerBase.GetAndRemoveBooleanAttribute(node, "enableKernelOutputCache", ref _enableKernelOutputCache);

            // enableVersionHeader
            HandlerBase.GetAndRemoveBooleanAttribute(node, "enableVersionHeader", ref _enableVersionHeader);

#if USE_REGEX_CSS_VALIDATION // ASURT 122278
            // If we find a requestValidationRegex string, create a new regex
            string  requestValidationRegexString = null;
            XmlNode attrib = HandlerBase.GetAndRemoveStringAttribute(node, "requestValidationRegex", ref requestValidationRegexString);
            if (attrib != null)
            {
                // REVIEW: consider using a compiled regex, though that is slow on first hit (and a memory hog).
                // Obviously, we can't precompile it since it's not know ahead of time.
                try {
                    _requestValidationRegex = new Regex(requestValidationRegexString, RegexOptions.IgnoreCase /*| RegexOptions.Compiled*/);
                }
                catch (Exception e) {
                    throw new ConfigurationException(e.Message, e, attrib);
                }
            }
#endif

            // error on unrecognized attributes and nodes
            HandlerBase.CheckForUnrecognizedAttributes(node);
            HandlerBase.CheckForChildNodes(node);
        }