GetCollection() public method

public GetCollection ( Type collectionType ) : ConfigurationElement
collectionType System.Type
return ConfigurationElement
Example #1
0
        internal SiteCollection(ConfigurationElement element, ServerManager parent)
            : base(element, "sites", parent.SiteCollection?.Schema, null, parent.SiteCollection?.InnerEntity, null)
        {
            Parent  = parent;
            Section = element?.Section;
            if (element == null)
            {
                return;
            }

            foreach (ConfigurationElement node in element.GetCollection())
            {
                if (Schema.CollectionSchema.ContainsAddElement(node.ElementTagName))
                {
                    InternalAdd(new Site(node, this));
                }
            }
        }
        private static void ConfigureCertificateRules(ConfigurationElement element)
        {
            var rulesCollection = element.GetCollection("rules");

            var issuerRule = rulesCollection.CreateElement("add");
            issuerRule["certificateField"] = @"Issuer";
            issuerRule["certificateSubField"] = @"CN";
            issuerRule["matchCriteria"] = @"CARoot";
            issuerRule["compareCaseSensitive"] = true;

            var subjectRule = rulesCollection.CreateElement("add");
            subjectRule["certificateField"] = @"Subject";
            subjectRule["certificateSubField"] = @"CN";
            subjectRule["matchCriteria"] = @"ClientCert";
            subjectRule["compareCaseSensitive"] = true;

            rulesCollection.Add(issuerRule);
            rulesCollection.Add(subjectRule);
        }
Example #3
0
        private void CheckName(string name)
        {
            bool isAttribute = (_lockType & ConfigurationLockType.Attribute) == ConfigurationLockType.Attribute;

            if (_valid_name_hash == null)
            {
                _valid_name_hash = new Hashtable();
                foreach (ConfigurationAttributeSchema prop in _element.Schema.AttributeSchemas)
                {
                    _valid_name_hash.Add(prop.Name, true);
                }

                /* add the add/remove/clear names of the
                 * default collection if there is one */
                if (!isAttribute)
                {
                    ConfigurationElementCollection c = _element.GetCollection();
                    foreach (var addName in _element.Schema.CollectionSchema.AddElementNames.Split(','))
                    {
                        _valid_name_hash.Add(addName, true);
                    }

                    _valid_name_hash.Add(c.Schema.CollectionSchema.ClearElementName, true);
                    _valid_name_hash.Add(c.Schema.CollectionSchema.RemoveElementName, true);
                }

                string[] valid_name_array = new string[_valid_name_hash.Keys.Count];
                _valid_name_hash.Keys.CopyTo(valid_name_array, 0);

                _valid_names = String.Join(",", valid_name_array);
            }

            if (_valid_name_hash[name] == null)
            {
                throw new ServerManagerException(
                          String.Format("The {2} '{0}' is not valid in the locked list for this section.  The following {3} can be locked: '{1}'",
                                        name, _valid_names, isAttribute ? "attribute" : "element", isAttribute ? "attributes" : "elements"));
            }
        }
Example #4
0
        private void CheckName(string name)
        {
            bool isAttribute = (_lockType & ConfigurationLockType.Attribute) == ConfigurationLockType.Attribute;

            if (_valid_name_hash == null)
            {
                _valid_name_hash = new Hashtable();
                foreach (ConfigurationAttributeSchema prop in _element.Schema.AttributeSchemas)
                {
                    _valid_name_hash.Add(prop.Name, true);
                }

                /* add the add/remove/clear names of the
                 * default collection if there is one */
                if (!isAttribute)
                {
                    ConfigurationElementCollection c = _element.GetCollection();
                    foreach (var addName in _element.Schema.CollectionSchema.AddElementNames.Split(','))
                    {
                        _valid_name_hash.Add(addName, true);
                    }

                    _valid_name_hash.Add(c.Schema.CollectionSchema.ClearElementName, true);
                    _valid_name_hash.Add(c.Schema.CollectionSchema.RemoveElementName, true);
                }

                string[] valid_name_array = new string[_valid_name_hash.Keys.Count];
                _valid_name_hash.Keys.CopyTo(valid_name_array, 0);

                _valid_names = String.Join(",", valid_name_array);
            }

            if (_valid_name_hash[name] == null)
            {
                throw new ArgumentException($"lockAttributes contains unknown attribute '{name}'");
            }
        }
Example #5
0
        public async Task SaveAsync(Application application)
        {
            var variables = new SortedDictionary <string, List <string> >();

            foreach (var item in application.Extra)
            {
                variables.Add(item.Key, item.Value);
            }

            var vDir = application.VirtualDirectories[0];

            Configuration                  config = application.GetWebConfiguration();
            ConfigurationSection           defaultDocumentSection = config.GetSection("system.webServer/defaultDocument");
            ConfigurationElementCollection filesCollection        = defaultDocumentSection.GetCollection("files");
            ConfigurationSection           httpLoggingSection     = application.Server.GetApplicationHostConfiguration().GetSection("system.webServer/httpLogging", application.Location);
            ConfigurationSection           ipSecuritySection      = application.Server.GetApplicationHostConfiguration().GetSection("system.webServer/security/ipSecurity", application.Location);

            ConfigurationSection           requestFilteringSection  = config.GetSection("system.webServer/security/requestFiltering");
            ConfigurationElement           hiddenSegmentsElement    = requestFilteringSection.GetChildElement("hiddenSegments");
            ConfigurationElementCollection hiddenSegmentsCollection = hiddenSegmentsElement.GetCollection();

            ConfigurationSection           httpErrorsSection    = config.GetSection("system.webServer/httpErrors");
            ConfigurationElementCollection httpErrorsCollection = httpErrorsSection.GetCollection();

            var urlCompressionSection = config.GetSection("system.webServer/urlCompression");

            ConfigurationSection httpProtocolSection = config.GetSection("system.webServer/httpProtocol");

            ConfigurationSection           rewriteSection    = config.GetSection("system.webServer/rewrite/rules");
            ConfigurationElementCollection rewriteCollection = rewriteSection.GetCollection();

            variables.Add("usehttps", new List <string> {
                (application.Site.Bindings[0].Protocol == "https").ToString()
            });
            variables.Add("addr", new List <string> {
                application.Site.Bindings[0].EndPoint.Address.ToString()
            });
            variables.Add("port", new List <string> {
                application.Site.Bindings[0].EndPoint.Port.ToString()
            });
            variables.Add("hosts", new List <string> {
                application.Site.Bindings[0].Host
            });
            variables.Add("root", new List <string> {
                string.Format("{0} {1}", vDir.Path, vDir.PhysicalPath)
            });
            variables.Add("nolog", new List <string> {
                httpLoggingSection["dontLog"].ToString()
            });
            variables.Add("keep_alive", new List <string> {
                httpProtocolSection["allowKeepAlive"].ToString()
            });

            var indexes = new StringBuilder();

            foreach (ConfigurationElement item in filesCollection)
            {
                indexes.AppendFormat("{0},", item.RawAttributes["value"]);
            }

            if (indexes.Length > 0)
            {
                indexes.Length--;
            }

            variables.Add("indexes", new List <string> {
                indexes.ToString()
            });

            var allows = new List <string>();
            var denys  = new List <string>();

            foreach (ConfigurationElement item in ipSecuritySection.GetCollection())
            {
                string element = string.IsNullOrEmpty((string)item["subnetMask"])
                    ? (string)item["ipAddress"]
                    : string.Format("{0}/{1}", item["ipAddress"], item["subnetMask"]);
                if ((bool)item["allowed"])
                {
                    allows.Add(element);
                }
                else
                {
                    denys.Add(element);
                }
            }

            variables.Add("allowfrom", allows);
            variables.Add("denyfrom", denys);

            var segments = new StringBuilder();

            foreach (ConfigurationElement item in hiddenSegmentsCollection)
            {
                segments.AppendFormat("{0},", item["segment"]);
            }

            if (segments.Length > 0)
            {
                segments.Length--;
            }

            variables.Add("denydirs", new List <string> {
                segments.ToString()
            });

            foreach (ConfigurationElement item in httpErrorsCollection)
            {
                if ((uint)item["statusCode"] == 404 && (int)item["subStatusCode"] == 0 &&
                    (string)item["prefixLanguageFilePath"] == @"%SystemDrive%\inetpub\custerr" &&
                    (long)item["responseMode"] == 1)
                {
                    variables.Add("nofile", new List <string> {
                        item["path"].ToString()
                    });
                }
            }

            variables.Add("usegzip", new List <string> {
                urlCompressionSection["doStaticCompression"].ToString()
            });

            var rules = new List <string>();

            foreach (ConfigurationElement item in rewriteCollection)
            {
                var action = item.GetChildElement("action");
                var match  = item.GetChildElement("match");
                if ((long)action["type"] == 2)
                {
                    rules.Add(string.Format("{0}{2} {1}", match["url"], action["url"], (bool)match["ignoreCase"] ? "/i" : string.Empty));
                }
            }

            variables.Add("rewrite", rules);

            if (string.IsNullOrEmpty(application.Server.HostName))
            {
                var rows = new List <string>();
                foreach (var item in variables)
                {
                    foreach (var line in item.Value)
                    {
                        rows.Add(string.Format("{0}={1}", item.Key, line));
                    }
                }

                var fileName = Path.Combine("siteconf", application.ToFileName());
                File.WriteAllLines(fileName, rows);
            }
            else
            {
                using (var client = GetClient())
                {
                    HttpResponseMessage response = await client.PutAsJsonAsync(string.Format("api/site/{0}", application.ToFileName()), variables);

                    if (response.IsSuccessStatusCode)
                    {
                    }
                }
            }
        }
Example #6
0
        public async Task LoadAsync(Application application, string file, string appName, SortedDictionary <string, List <string> > variables)
        {
            if (variables == null)
            {
                if (Credentials == null)
                {
                    var rows = File.ReadAllLines(file);
                    variables = new SortedDictionary <string, List <string> >();
                    foreach (var line in rows)
                    {
                        var index   = line.IndexOf('#');
                        var content = index == -1 ? line : line.Substring(0, index);
                        var parts   = content.Split(new[] { '=' }, StringSplitOptions.RemoveEmptyEntries);
                        if (parts.Length != 2)
                        {
                            continue;
                        }

                        var key   = parts[0].Trim().ToLowerInvariant();
                        var value = parts[1].Trim();
                        if (variables.ContainsKey(key))
                        {
                            variables[key].Add(value);
                            continue;
                        }

                        variables.Add(key, new List <string> {
                            value
                        });
                    }
                }
                else
                {
                    using (var client = GetClient())
                    {
                        HttpResponseMessage response = await client.GetAsync(string.Format("api/app/get/{0}", appName));

                        if (response.IsSuccessStatusCode)
                        {
                            variables = (SortedDictionary <string, List <string> >) await response.Content.ReadAsAsync(typeof(SortedDictionary <string, List <string> >));
                        }
                    }
                }
            }

            variables.Load(new List <string> {
                "false"
            }, "usehttps");
            variables.Load(new List <string> {
                "*"
            }, "hosts", "host");
            variables.Load(new List <string> {
                IPAddress.Any.ToString()
            }, "addr", "address");
            variables.Load(new List <string> {
                "80"
            }, "port");
            var root = variables.Load(new List <string> {
                "/ /var/www/default"
            }, "root")[0];
            var split = root.IndexOf(' ');

            if (split == -1 || split == 0)
            {
                throw new ServerManagerException("invalid root mapping");
            }

            var virtualDirectory = new VirtualDirectory(null, application.VirtualDirectories);

            virtualDirectory.Path         = root.Substring(0, split);
            virtualDirectory.PhysicalPath = root.Substring(split + 1);
            application.VirtualDirectories.Add(virtualDirectory);
            var configuration   = application.GetWebConfiguration();
            var defaultDocument = configuration.GetSection("system.webServer/defaultDocument");

            defaultDocument["enabled"] = true;
            var collection = defaultDocument.GetCollection("files");

            collection.Clear();
            var names = variables.Load(new List <string> {
                Constants.DefaultDocumentList
            }, "indexes", "indexs")[0];
            var pageNames = names.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);

            foreach (var name in pageNames)
            {
                var file1 = collection.CreateElement();
                file1.Attributes["value"].Value = name;
                collection.Add(file1);
            }


            ConfigurationSection httpLoggingSection = application.Server.GetApplicationHostConfiguration().GetSection("system.webServer/httpLogging", application.Location);
            var dontLog = Convert.ToBoolean(variables.Load(new List <string> {
                "false"
            }, "nolog")[0]);

            httpLoggingSection["dontLog"] = dontLog;

            var ipSecuritySection = application.Server.GetApplicationHostConfiguration().GetSection("system.webServer/security/ipSecurity", application.Location);

            ipSecuritySection["enableReverseDns"] = false;
            ipSecuritySection["allowUnlisted"]    = true;

            ConfigurationElementCollection ipSecurityCollection = ipSecuritySection.GetCollection();

            ipSecurityCollection.Clear();
            var deny = variables.Load(new List <string>(), "denyfrom", "ip.deny");

            foreach (var denyEntry in deny)
            {
                var denyItems = denyEntry.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
                foreach (var item in denyItems)
                {
                    ConfigurationElement addElement = ipSecurityCollection.CreateElement("add");
                    if (item.Contains("/"))
                    {
                        var parts = item.Split('/');
                        addElement["ipAddress"]  = parts[0];
                        addElement["subnetMask"] = parts[1];
                    }
                    else
                    {
                        addElement["ipAddress"] = item;
                    }

                    addElement["allowed"] = false;
                    ipSecurityCollection.Add(addElement);
                }
            }

            var allow = variables.Load(new List <string>(), "allowfrom", "ip.allow");

            foreach (var allowEntry in allow)
            {
                var allowItems = allowEntry.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
                foreach (var item in allowItems)
                {
                    ConfigurationElement addElement = ipSecurityCollection.CreateElement("add");
                    if (item.Contains("/"))
                    {
                        var parts = item.Split('/');
                        addElement["ipAddress"]  = parts[0];
                        addElement["subnetMask"] = parts[1];
                    }
                    else
                    {
                        addElement["ipAddress"] = item;
                    }

                    addElement["allowed"] = true;
                    ipSecurityCollection.Add(addElement);
                }
            }

            ConfigurationSection           requestFilteringSection  = configuration.GetSection("system.webServer/security/requestFiltering");
            ConfigurationElement           hiddenSegmentsElement    = requestFilteringSection.ChildElements["hiddenSegments"];
            ConfigurationElementCollection hiddenSegmentsCollection = hiddenSegmentsElement.GetCollection();

            hiddenSegmentsCollection.Clear();
            var hidden = variables.Load(new List <string> {
                string.Empty
            }, "denydirs")[0];
            var hiddenItems = hidden.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);

            foreach (var item in hiddenItems)
            {
                ConfigurationElement add = hiddenSegmentsCollection.CreateElement("add");
                add["segment"] = item;
                hiddenSegmentsCollection.Add(add);
            }

            ConfigurationSection           httpErrorsSection    = configuration.GetSection("system.webServer/httpErrors");
            ConfigurationElementCollection httpErrorsCollection = httpErrorsSection.GetCollection();

            httpErrorsCollection.Clear();
            Debug.Assert(variables != null, "variables != null");
            if (variables.ContainsKey("nofile"))
            {
                var error = variables["nofile"][0];
                ConfigurationElement errorElement = httpErrorsCollection.CreateElement("error");
                errorElement["statusCode"]             = 404;
                errorElement["subStatusCode"]          = 0;
                errorElement["prefixLanguageFilePath"] = @"%SystemDrive%\inetpub\custerr";
                errorElement["responseMode"]           = "ExecuteURL";
                errorElement["path"] = error;
                httpErrorsCollection.Add(errorElement);
                variables.Remove("nofile");
            }

            var urlCompressionSection = configuration.GetSection("system.webServer/urlCompression");

            urlCompressionSection["doStaticCompression"] = Convert.ToBoolean(variables.Load(new List <string> {
                "true"
            }, "usegzip")[0]);

            ConfigurationSection httpProtocolSection = configuration.GetSection("system.webServer/httpProtocol");

            httpProtocolSection["allowKeepAlive"] = Convert.ToBoolean(variables.Load(new List <string> {
                "true"
            }, "keep_alive")[0]);

            ConfigurationSection           rulesSection    = configuration.GetSection("system.webServer/rewrite/rules");
            ConfigurationElementCollection rulesCollection = rulesSection.GetCollection();

            rulesCollection.Clear();
            if (variables.ContainsKey("rewrite"))
            {
                var rules = variables["rewrite"];
                for (int i = 0; i < rules.Count; i++)
                {
                    var rule = rules[i];
                    ConfigurationElement ruleElement = rulesCollection.CreateElement("rule");
                    ruleElement["name"]           = @"rule" + i;
                    ruleElement["enabled"]        = true;
                    ruleElement["patternSyntax"]  = 0;
                    ruleElement["stopProcessing"] = false;

                    var parts = rule.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
                    ConfigurationElement matchElement = ruleElement.GetChildElement("match");
                    matchElement["ignoreCase"] = parts[0].EndsWith("/i", StringComparison.Ordinal);
                    matchElement["url"]        = parts[0].EndsWith("/i", StringComparison.Ordinal) ? parts[0].Substring(0, parts[0].Length - 2) : parts[0];

                    ConfigurationElement actionElement = ruleElement.GetChildElement("action");
                    actionElement["type"] = 2;
                    actionElement["url"]  = parts[1];
                    actionElement["appendQueryString"] = true;
                    rulesCollection.Add(ruleElement);
                }

                variables.Remove("rewrite");
            }

            application.Extra = variables;
        }
 static internal IEnumerable<string> GetApplicationPaths(ConfigurationElement site)
 {
     List<string> appPaths = new List<string>();
     ConfigurationElementCollection applications = site.GetCollection();
     foreach (ConfigurationElement application in applications)
     {
         string appPath = (string)application["path"];
         appPaths.Add(appPath);
     }
     return appPaths;
 }
 // translate IIS setting on extended protection to NCL object
 static internal void ReadIisExtendedProtectionPolicy(ConfigurationElement element, out ExtendedProtectionTokenChecking tokenChecking,
     out ExtendedProtectionFlags flags, out List<string> spnList)
 {
     tokenChecking = (ExtendedProtectionTokenChecking)element.GetAttributeValue(MetabaseSettingsIis7Constants.TokenCheckingAttributeName);
     flags = (ExtendedProtectionFlags)element.GetAttributeValue(MetabaseSettingsIis7Constants.FlagsAttributeName);
     spnList = new List<string>();
     foreach (ConfigurationElement configElement in element.GetCollection())
     {
         spnList.Add((string)configElement[MetabaseSettingsIis7Constants.NameAttributeName]);
     }
 }
 static internal List<string> GetProviderList(ConfigurationElement section)
 {
     List<string> providerList = new List<string>();
     foreach (ConfigurationElement element in section.GetCollection(MetabaseSettingsIis7Constants.ProviderElementName))
     {
         providerList.Add((string)element[MetabaseSettingsIis7Constants.ValueAttributeName]);
     }
     return providerList;
 }
            static internal string GetEnabledProtocols(ConfigurationElement site)
            {
                ConfigurationElement application = FindElement(
                    site.GetCollection(),
                    MetabaseSettingsIis7Constants.PathAttributeName,
                    HostingEnvironment.ApplicationVirtualPath
                    );
                DiagnosticUtility.DebugAssert(application != null, "Unable to find application.");

                return (string)application[MetabaseSettingsIis7Constants.EnabledProtocolsAttributeName];
            }
            static internal IDictionary<string, List<string>> GetProtocolBindingTable(ConfigurationElement site)
            {
                IDictionary<string, List<string>> bindingList = new Dictionary<string, List<string>>();
                foreach (ConfigurationElement binding in site.GetCollection(MetabaseSettingsIis7Constants.BindingsElementName))
                {
                    string protocol = ((string)binding[MetabaseSettingsIis7Constants.ProtocolAttributeName]).ToLowerInvariant();
                    string bindingInformation = (string)binding[MetabaseSettingsIis7Constants.BindingInfoAttributeName];
                    Debug.Print("MetabaseSettingsIis7V2.ctor() adding Protocol: " + protocol + " BindingInformation: " + bindingInformation);

                    if (!bindingList.ContainsKey(protocol))
                    {
                        bindingList.Add(protocol, new List<string>());
                    }
                    bindingList[protocol].Add(bindingInformation);
                }
                return bindingList;
            }
Example #12
0
            private ConfigurationElement GetServer(ConfigurationElement farm, string address)
            {
                ConfigurationElementCollection servers = farm.GetCollection();
                ConfigurationElement server = servers.FirstOrDefault(f => f.GetAttributeValue("address").ToString() == address);

                if (server == null)
                {
                    _Log.Information("The server '{0}' does not exists.", address);
                }

                return server;
            }
Example #13
0
        public bool DeleteBinding(string domainName)
        {
            var siteName = System.Configuration.ConfigurationManager.AppSettings["webSiteName"];

            using (ServerManager serverManager = new ServerManager())
            {
                Microsoft.Web.Administration.Configuration                  config          = serverManager.GetApplicationHostConfiguration();
                Microsoft.Web.Administration.ConfigurationSection           sitesSection    = config.GetSection("system.applicationHost/sites");
                Microsoft.Web.Administration.ConfigurationElementCollection sitesCollection = sitesSection.GetCollection();
                Microsoft.Web.Administration.ConfigurationElement           siteElement     = FindElement(sitesCollection, "site", "name", siteName);

                if (siteElement == null)
                {
                    throw new InvalidOperationException("Element not found!");
                }

                Microsoft.Web.Administration.ConfigurationElementCollection bindingsCollection = siteElement.GetCollection("bindings");

                var binding = FindElement(bindingsCollection, "binding", "bindingInformation", "*:80:" + domainName);
                if (binding == null)
                {
                    throw new InvalidOperationException("Binding not found!");
                }
                bindingsCollection.Remove(binding);

                var binding1 = FindElement(bindingsCollection, "binding", "bindingInformation", "*:80:www." + domainName);
                if (binding1 == null)
                {
                    throw new InvalidOperationException("Binding not found!");
                }
                bindingsCollection.Remove(binding1);

                serverManager.CommitChanges();
            }

            return(true);
        }
Example #14
0
        public bool AddBinding(string domainName)
        {
            var siteName = System.Configuration.ConfigurationManager.AppSettings["webSiteName"];

            using (ServerManager serverManager = new ServerManager())
            {
                Microsoft.Web.Administration.Configuration                  config          = serverManager.GetApplicationHostConfiguration();
                Microsoft.Web.Administration.ConfigurationSection           sitesSection    = config.GetSection("system.applicationHost/sites");
                Microsoft.Web.Administration.ConfigurationElementCollection sitesCollection = sitesSection.GetCollection();
                Microsoft.Web.Administration.ConfigurationElement           siteElement     = FindElement(sitesCollection, "site", "name", siteName);

                if (siteElement == null)
                {
                    throw new InvalidOperationException("Element not found!");
                }

                Microsoft.Web.Administration.ConfigurationElementCollection bindingsCollection = siteElement.GetCollection("bindings");

                Microsoft.Web.Administration.ConfigurationElement bindingElement = bindingsCollection.CreateElement("binding");
                bindingElement["protocol"]           = @"http";
                bindingElement["bindingInformation"] = @"*:80:" + domainName;
                bindingsCollection.Add(bindingElement);

                Microsoft.Web.Administration.ConfigurationElement bindingElement1 = bindingsCollection.CreateElement("binding");
                bindingElement1["protocol"]           = @"http";
                bindingElement1["bindingInformation"] = @"*:80:www." + domainName;
                bindingsCollection.Add(bindingElement1);

                serverManager.CommitChanges();
            }

            return(true);
        }
Example #15
0
        /// <summary>
        /// 添加IIS mime类型
        /// </summary>
        /// <param name="mimeDic"></param>
        /// <returns></returns>
        private static bool AddMIMEType(Microsoft.Web.Administration.Configuration confg, Dictionary <string, string> mimeDic)
        {
            try
            {
                Microsoft.Web.Administration.ConfigurationSection section;
                section = confg.GetSection("system.webServer/staticContent");     //取得MimeMap所有节点(路径为:%windir%\Windows\System32\inetsrv\config\applicationHost.config)

                Microsoft.Web.Administration.ConfigurationElement           filesElement    = section.GetCollection();
                Microsoft.Web.Administration.ConfigurationElementCollection filesCollection = filesElement.GetCollection();


                foreach (var key in mimeDic.Keys)
                {
                    Microsoft.Web.Administration.ConfigurationElement newElement = filesCollection.CreateElement(); //新建MimeMap节点
                    newElement.Attributes["fileExtension"].Value = key;
                    newElement.Attributes["mimeType"].Value      = mimeDic[key];
                    if (!filesCollection.Contains(newElement))
                    {
                        filesCollection.Add(newElement);
                    }
                }
                server.CommitChanges();//更改
                return(true);
            }
            catch (Exception)
            {
                return(false);
            }
        }