Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / DEVDIV / depot / DevDiv / releases / whidbey / QFE / ndp / fx / src / xsp / System / Web / Security / UrlAuthorizationModule.cs / 4 / UrlAuthorizationModule.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * UrlAuthorizationModule class * * Copyright (c) 1999 Microsoft Corporation */ namespace System.Web.Security { using System.Runtime.Serialization; using System.Web; using System.Web.Util; using System.Collections; using System.Web.Configuration; using System.IO; using System.Security.Principal; using System.Security.Permissions; using System.Web.Management; using System.Web.Hosting; using System.Collections.Generic; ////// This module provides URL based /// authorization services for allowing or denying access to specified resources /// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class UrlAuthorizationModule : IHttpModule { ////// [SecurityPermission(SecurityAction.Demand, Unrestricted=true)] public UrlAuthorizationModule() { } ////// Initializes a new instance of the ////// class. /// /// public void Init(HttpApplication app) { app.AuthorizeRequest += new EventHandler(this.OnEnter); } ///[To be supplied.] ////// public void Dispose() { } private static bool s_EnabledDetermined; private static bool s_Enabled; [SecurityPermission(SecurityAction.Demand, Unrestricted=true)] public static bool CheckUrlAccessForPrincipal(String virtualPath, IPrincipal user, string verb) { if (virtualPath == null) throw new ArgumentNullException("virtualPath"); if (user == null) throw new ArgumentNullException("user"); if (verb == null) throw new ArgumentNullException("verb"); verb = verb.Trim(); VirtualPath vPath = VirtualPath.Create(virtualPath); if (!vPath.IsWithinAppRoot) throw new ArgumentException(SR.GetString(SR.Virtual_path_outside_application_not_supported), "virtualPath"); if (!s_EnabledDetermined) { if( !HttpRuntime.UseIntegratedPipeline) { HttpModulesSection modulesSection = RuntimeConfig.GetConfig().HttpModules; int len = modulesSection.Modules.Count; for (int iter = 0; iter < len; iter++) { HttpModuleAction module = modulesSection.Modules[iter]; if (Type.GetType(module.Type, false) == typeof(UrlAuthorizationModule)) { s_Enabled = true; break; } } } else { List[To be supplied.] ///modules = HttpApplication.IntegratedModuleList; foreach (ModuleConfigurationInfo mod in modules) { if (Type.GetType(mod.Type, false) == typeof(UrlAuthorizationModule)) { s_Enabled = true; break; } } } s_EnabledDetermined = true; } if (!s_Enabled) return true; AuthorizationSection settings = RuntimeConfig.GetConfig(vPath).Authorization; // Check if the user is allowed, or the request is for the login page return settings.EveryoneAllowed || settings.IsUserAllowed(user, verb); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// // Module Enter: Get the authorization configuration section // and see if this user is allowed or not void OnEnter(Object source, EventArgs eventArgs) { HttpApplication app; HttpContext context; app = (HttpApplication)source; context = app.Context; if (context.SkipAuthorization) { if (context.User == null || !context.User.Identity.IsAuthenticated) PerfCounters.IncrementCounter(AppPerfCounter.ANONYMOUS_REQUESTS); return; } // Get the authorization config object AuthorizationSection settings = RuntimeConfig.GetConfig(context).Authorization; // Check if the user is allowed, or the request is for the login page if (!settings.EveryoneAllowed && !settings.IsUserAllowed(context.User, context.Request.RequestType)) { // Deny access context.Response.StatusCode = 401; WriteErrorMessage(context); if (context.User != null && context.User.Identity.IsAuthenticated) { // We don't raise failure audit event for anonymous user WebBaseEvent.RaiseSystemEvent(this, WebEventCodes.AuditUrlAuthorizationFailure); } app.CompleteRequest(); } else { if (context.User == null || !context.User.Identity.IsAuthenticated) PerfCounters.IncrementCounter(AppPerfCounter.ANONYMOUS_REQUESTS); WebBaseEvent.RaiseSystemEvent(this, WebEventCodes.AuditUrlAuthorizationSuccess); } } ///////////////////////////////////////////////////////////////////////////// void WriteErrorMessage(HttpContext context) { context.Response.Write(UrlAuthFailedErrorFormatter.GetErrorText()); // In Integrated pipeline, ask for handler headers to be generated. This would be unnecessary // if we just threw an access denied exception, and used the standard error mechanism context.Response.GenerateResponseHeadersForHandler(); } static internal bool RequestRequiresAuthorization(HttpContext context) { if (context.SkipAuthorization) return false; AuthorizationSection settings = RuntimeConfig.GetConfig(context).Authorization; // Check if the anonymous user is allowed if (_AnonUser == null) _AnonUser = new GenericPrincipal(new GenericIdentity(String.Empty, String.Empty), new String[0]); return !settings.IsUserAllowed(_AnonUser, context.Request.RequestType); } internal static bool IsUserAllowedToPath(HttpContext context, VirtualPath virtualPath) { AuthorizationSection settings = RuntimeConfig.GetConfig(context, virtualPath).Authorization; return settings.EveryoneAllowed || settings.IsUserAllowed(context.User, context.Request.RequestType); } static GenericPrincipal _AnonUser; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * UrlAuthorizationModule class * * Copyright (c) 1999 Microsoft Corporation */ namespace System.Web.Security { using System.Runtime.Serialization; using System.Web; using System.Web.Util; using System.Collections; using System.Web.Configuration; using System.IO; using System.Security.Principal; using System.Security.Permissions; using System.Web.Management; using System.Web.Hosting; using System.Collections.Generic; ////// This module provides URL based /// authorization services for allowing or denying access to specified resources /// [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class UrlAuthorizationModule : IHttpModule { ////// [SecurityPermission(SecurityAction.Demand, Unrestricted=true)] public UrlAuthorizationModule() { } ////// Initializes a new instance of the ////// class. /// /// public void Init(HttpApplication app) { app.AuthorizeRequest += new EventHandler(this.OnEnter); } ///[To be supplied.] ////// public void Dispose() { } private static bool s_EnabledDetermined; private static bool s_Enabled; [SecurityPermission(SecurityAction.Demand, Unrestricted=true)] public static bool CheckUrlAccessForPrincipal(String virtualPath, IPrincipal user, string verb) { if (virtualPath == null) throw new ArgumentNullException("virtualPath"); if (user == null) throw new ArgumentNullException("user"); if (verb == null) throw new ArgumentNullException("verb"); verb = verb.Trim(); VirtualPath vPath = VirtualPath.Create(virtualPath); if (!vPath.IsWithinAppRoot) throw new ArgumentException(SR.GetString(SR.Virtual_path_outside_application_not_supported), "virtualPath"); if (!s_EnabledDetermined) { if( !HttpRuntime.UseIntegratedPipeline) { HttpModulesSection modulesSection = RuntimeConfig.GetConfig().HttpModules; int len = modulesSection.Modules.Count; for (int iter = 0; iter < len; iter++) { HttpModuleAction module = modulesSection.Modules[iter]; if (Type.GetType(module.Type, false) == typeof(UrlAuthorizationModule)) { s_Enabled = true; break; } } } else { List[To be supplied.] ///modules = HttpApplication.IntegratedModuleList; foreach (ModuleConfigurationInfo mod in modules) { if (Type.GetType(mod.Type, false) == typeof(UrlAuthorizationModule)) { s_Enabled = true; break; } } } s_EnabledDetermined = true; } if (!s_Enabled) return true; AuthorizationSection settings = RuntimeConfig.GetConfig(vPath).Authorization; // Check if the user is allowed, or the request is for the login page return settings.EveryoneAllowed || settings.IsUserAllowed(user, verb); } //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////// // Module Enter: Get the authorization configuration section // and see if this user is allowed or not void OnEnter(Object source, EventArgs eventArgs) { HttpApplication app; HttpContext context; app = (HttpApplication)source; context = app.Context; if (context.SkipAuthorization) { if (context.User == null || !context.User.Identity.IsAuthenticated) PerfCounters.IncrementCounter(AppPerfCounter.ANONYMOUS_REQUESTS); return; } // Get the authorization config object AuthorizationSection settings = RuntimeConfig.GetConfig(context).Authorization; // Check if the user is allowed, or the request is for the login page if (!settings.EveryoneAllowed && !settings.IsUserAllowed(context.User, context.Request.RequestType)) { // Deny access context.Response.StatusCode = 401; WriteErrorMessage(context); if (context.User != null && context.User.Identity.IsAuthenticated) { // We don't raise failure audit event for anonymous user WebBaseEvent.RaiseSystemEvent(this, WebEventCodes.AuditUrlAuthorizationFailure); } app.CompleteRequest(); } else { if (context.User == null || !context.User.Identity.IsAuthenticated) PerfCounters.IncrementCounter(AppPerfCounter.ANONYMOUS_REQUESTS); WebBaseEvent.RaiseSystemEvent(this, WebEventCodes.AuditUrlAuthorizationSuccess); } } ///////////////////////////////////////////////////////////////////////////// void WriteErrorMessage(HttpContext context) { context.Response.Write(UrlAuthFailedErrorFormatter.GetErrorText()); // In Integrated pipeline, ask for handler headers to be generated. This would be unnecessary // if we just threw an access denied exception, and used the standard error mechanism context.Response.GenerateResponseHeadersForHandler(); } static internal bool RequestRequiresAuthorization(HttpContext context) { if (context.SkipAuthorization) return false; AuthorizationSection settings = RuntimeConfig.GetConfig(context).Authorization; // Check if the anonymous user is allowed if (_AnonUser == null) _AnonUser = new GenericPrincipal(new GenericIdentity(String.Empty, String.Empty), new String[0]); return !settings.IsUserAllowed(_AnonUser, context.Request.RequestType); } internal static bool IsUserAllowedToPath(HttpContext context, VirtualPath virtualPath) { AuthorizationSection settings = RuntimeConfig.GetConfig(context, virtualPath).Authorization; return settings.EveryoneAllowed || settings.IsUserAllowed(context.User, context.Request.RequestType); } static GenericPrincipal _AnonUser; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SettingsSavedEventArgs.cs
- DbExpressionVisitor.cs
- SchemaNamespaceManager.cs
- DESCryptoServiceProvider.cs
- WindowsSpinner.cs
- KeysConverter.cs
- TextMarkerSource.cs
- FamilyTypeface.cs
- XmlEnumAttribute.cs
- FontSizeConverter.cs
- Stream.cs
- BitmapSource.cs
- IIS7UserPrincipal.cs
- SerializationInfo.cs
- MenuItemBinding.cs
- ParenthesizePropertyNameAttribute.cs
- TripleDESCryptoServiceProvider.cs
- AssemblyNameProxy.cs
- dsa.cs
- MediaTimeline.cs
- ViewSimplifier.cs
- TraceLevelStore.cs
- Char.cs
- CatalogPartChrome.cs
- WebMessageFormatHelper.cs
- DataRowExtensions.cs
- HelpFileFileNameEditor.cs
- WindowsGraphicsWrapper.cs
- DefaultMergeHelper.cs
- QueryOptionExpression.cs
- SpecialFolderEnumConverter.cs
- Mappings.cs
- TraceContextRecord.cs
- NameTable.cs
- HandlerMappingMemo.cs
- ExpressionNode.cs
- XmlWriter.cs
- SignatureHelper.cs
- streamingZipPartStream.cs
- HMACSHA512.cs
- SmtpClient.cs
- InvariantComparer.cs
- PopupControlService.cs
- WorkflowElementDialog.cs
- GrammarBuilderWildcard.cs
- FreezableOperations.cs
- ServiceContractListItemList.cs
- TransformerInfo.cs
- DefaultObjectMappingItemCollection.cs
- TerminatorSinks.cs
- TcpClientSocketManager.cs
- ResourcePool.cs
- ClientEventManager.cs
- ResetableIterator.cs
- CrossSiteScriptingValidation.cs
- CapacityStreamGeometryContext.cs
- CutCopyPasteHelper.cs
- NavigationPropertySingletonExpression.cs
- querybuilder.cs
- Label.cs
- UpdatePanelTrigger.cs
- EventSourceCreationData.cs
- UrlPath.cs
- AxHost.cs
- FloatUtil.cs
- CursorConverter.cs
- RotateTransform.cs
- VolatileEnlistmentMultiplexing.cs
- ClientRuntimeConfig.cs
- MeasurementDCInfo.cs
- StylusPointProperty.cs
- SystemIcmpV6Statistics.cs
- PingReply.cs
- OpenFileDialog.cs
- SecurityContext.cs
- BamlResourceDeserializer.cs
- ObjectSecurityT.cs
- ComPlusTraceRecord.cs
- Timeline.cs
- EntryIndex.cs
- XamlTreeBuilder.cs
- DataServices.cs
- RoutingTable.cs
- TransactionProtocolConverter.cs
- SoapFormatter.cs
- ComponentCommands.cs
- MissingSatelliteAssemblyException.cs
- _ProxyRegBlob.cs
- GraphicsState.cs
- ReferencedType.cs
- UIElementPropertyUndoUnit.cs
- MetadataFile.cs
- KnownIds.cs
- NullReferenceException.cs
- ValidationHelper.cs
- UpdateProgress.cs
- SqlBooleanMismatchVisitor.cs
- ConfigXmlAttribute.cs
- TreeNodeBinding.cs
- DbXmlEnabledProviderManifest.cs