Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / TransactionBridge / Microsoft / Transactions / Wsat / Messaging / GlobalAclOperationRequirement.cs / 1 / GlobalAclOperationRequirement.cs
//------------------------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- // Enforce the global ACLs for Windows and X509 identities using System; using System.ServiceModel.Channels; using System.ServiceModel.Description; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.Globalization; using System.IdentityModel.Claims; using System.IdentityModel.Policy; using System.Security.Principal; using System.ServiceModel; using Microsoft.Transactions.Wsat.Protocol; using DiagnosticUtility = Microsoft.Transactions.Bridge.DiagnosticUtility; namespace Microsoft.Transactions.Wsat.Messaging { class GlobalAclOperationRequirement : ServiceAuthorizationManager { Dictionarysids; Dictionary thumbprints; ProtocolVersion protocolVersion; public GlobalAclOperationRequirement(List windowsIdentities, List x509Thumbprints, ProtocolVersion protocolVersion) { BuildSidDictionary(windowsIdentities != null ? windowsIdentities : new List ()); BuildThumbprintDictionary(x509Thumbprints != null ? x509Thumbprints : new List ()); this.protocolVersion = protocolVersion; } protected override bool CheckAccessCore(OperationContext operationContext) { return AccessCheck(operationContext.ServiceSecurityContext.AuthorizationContext, operationContext.IncomingMessageProperties, operationContext.EndpointDispatcher.ChannelDispatcher.BindingName); } public bool AccessCheckReply(Message reply, string binding) { return AccessCheck(reply.Properties.Security.ServiceSecurityContext.AuthorizationContext, reply.Properties, binding); } bool AccessCheck(AuthorizationContext authzContext, MessageProperties messageProperties, string binding) { bool result = false; if (DebugTrace.Verbose) DebugTrace.Trace(TraceLevel.Verbose, "AccessCheck for binding {0}", binding); if (string.Compare(binding, BindingStrings.InteropBindingQName(this.protocolVersion), StringComparison.Ordinal) == 0) { result = AccessCheck(authzContext, messageProperties, ClaimTypes.Thumbprint, this.thumbprints); } else if (string.Compare(binding, BindingStrings.NamedPipeBindingQName, StringComparison.Ordinal) == 0 || string.Compare(binding, BindingStrings.WindowsBindingQName, StringComparison.Ordinal) == 0) { result = AccessCheck(authzContext, messageProperties, ClaimTypes.Sid, this.sids); } else { // Will not run against a binding that the WSAT protocol is unaware of. // This is assumed early on when the ServiceHost and endpoint // is setup for WS-AT. DiagnosticUtility.FailFast("Unknown binding " + binding); } TraceAccessCheckResult(result, messageProperties); return result; } bool AccessCheck(AuthorizationContext authzContext, MessageProperties messageProperties, string claimType, Dictionary dictionary) { if (authzContext != null) { foreach (ClaimSet claimSet in authzContext.ClaimSets) { IEnumerable claims = claimSet.FindClaims(claimType, Rights.PossessProperty); foreach (Claim claim in claims) { if (dictionary.ContainsKey(claim)) return true; } } } else { if (DebugTrace.Info) { DebugTrace.Trace(TraceLevel.Info, "No authzContext was passed into AccessCheck"); } } return false; } void TraceAccessCheckResult(bool result, MessageProperties messageProperties) { if (result) { if (DebugTrace.Info) { if (DebugTrace.Pii) { DebugTrace.TracePii(TraceLevel.Info, "Access granted to {0} by global ACL", CoordinationServiceSecurity.GetSenderName(messageProperties)); } else { DebugTrace.Trace(TraceLevel.Info, "Access granted by global ACL"); } } } else { if (DebugTrace.Warning) { if (DebugTrace.Pii) { DebugTrace.TracePii(TraceLevel.Warning, "Access denied to {0} by global ACL", CoordinationServiceSecurity.GetSenderName(messageProperties)); } else { DebugTrace.Trace(TraceLevel.Warning, "Access denied by global ACL"); } } } } void BuildSidDictionary(List windowsIdentities) { this.sids = new Dictionary (windowsIdentities.Count, Claim.DefaultComparer); foreach (string identity in windowsIdentities) { Exception failed = null; try { NTAccount account = new NTAccount(identity); SecurityIdentifier sid = (SecurityIdentifier)account.Translate(typeof(SecurityIdentifier)); Claim claim = Claim.CreateWindowsSidClaim(sid); if (!this.sids.ContainsKey(claim)) { this.sids.Add(claim, claim); } } catch (ArgumentException e) { DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); failed = e; } catch (IdentityNotMappedException e) { DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); failed = e; } catch(SystemException e) { DiagnosticUtility.ExceptionUtility.TraceHandledException(e, TraceEventType.Warning); failed = e; } if (failed != null && DebugTrace.Warning) { if (DebugTrace.Pii) { DebugTrace.Trace(TraceLevel.Warning, "Could not add account {0} to SID table: {1}", identity, failed.Message); } else { DebugTrace.Trace(TraceLevel.Warning, "Could not add account to SID table: {0}", failed.GetType().Name); } } } } void BuildThumbprintDictionary(List x509Thumbprints) { this.thumbprints = new Dictionary (x509Thumbprints.Count, Claim.DefaultComparer); foreach (string thumbprint in x509Thumbprints) { if (!string.IsNullOrEmpty(thumbprint)) { byte[] thumbprintBytes = DecodeThumbprint(thumbprint); if (thumbprintBytes == null) { DebugTrace.Trace(TraceLevel.Warning, "Could not decode thumbprint {0}", thumbprint); } else { Claim claim = Claim.CreateThumbprintClaim(thumbprintBytes); if (!this.thumbprints.ContainsKey(claim)) { this.thumbprints.Add(claim, claim); } } } } } // // The format of thumbprint is hex characters in a string // According to MSDN, X509Certificate2.Thumbprint is generated using SHA-1. // SHA-1 produces a 160-bit message digest. e.g. "697E8279D4E189CB774083C7C7AA22B6916418B5" // static byte[] DecodeThumbprint(string thumbprint) { const int ThumbprintSize = 40; if (string.IsNullOrEmpty(thumbprint) || thumbprint.Length != ThumbprintSize) { return null; } byte[] bytes = new byte[ThumbprintSize / 2]; for (int i = 0; i < bytes.Length; ++i) { if (!byte.TryParse(thumbprint.Substring(i * 2, 2), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out bytes[i])) { return null; } } return bytes; } } } // 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
- SmtpSection.cs
- StreamWithDictionary.cs
- SystemSounds.cs
- InteropEnvironment.cs
- TypeLibraryHelper.cs
- ExtensionDataObject.cs
- DrawingBrush.cs
- HttpCapabilitiesSectionHandler.cs
- VScrollBar.cs
- _Events.cs
- CategoryAttribute.cs
- GlobalId.cs
- AsmxEndpointPickerExtension.cs
- ColumnProvider.cs
- sitestring.cs
- NotifyCollectionChangedEventArgs.cs
- PeerMaintainer.cs
- Directory.cs
- WorkflowMarkupSerializationManager.cs
- SafeNativeMethodsOther.cs
- InArgument.cs
- InfocardClientCredentials.cs
- QilVisitor.cs
- ParserStreamGeometryContext.cs
- GroupBoxAutomationPeer.cs
- TextSimpleMarkerProperties.cs
- ContainerUIElement3D.cs
- CodeTypeDelegate.cs
- SqlWebEventProvider.cs
- InstanceContextManager.cs
- DataRelation.cs
- InputLanguageProfileNotifySink.cs
- DataGridColumn.cs
- Single.cs
- XmlSchemaDocumentation.cs
- XmlSchemaSimpleContentRestriction.cs
- CodeExpressionStatement.cs
- JournalEntry.cs
- StateManagedCollection.cs
- PersonalizationEntry.cs
- HttpResponse.cs
- TheQuery.cs
- ExpressionConverter.cs
- ListArgumentProvider.cs
- PropertyMap.cs
- VSWCFServiceContractGenerator.cs
- ScrollableControl.cs
- ServiceModelActivationSectionGroup.cs
- XPathNavigatorReader.cs
- Timeline.cs
- ClientConvert.cs
- WindowHideOrCloseTracker.cs
- lengthconverter.cs
- XmlQualifiedName.cs
- TemplateControl.cs
- ConstraintEnumerator.cs
- HexParser.cs
- UIElement3D.cs
- FunctionImportMapping.cs
- Size3DConverter.cs
- xdrvalidator.cs
- StaticDataManager.cs
- InputBinder.cs
- ExceptionUtil.cs
- PriorityQueue.cs
- Adorner.cs
- Deserializer.cs
- MenuItemBindingCollection.cs
- UserUseLicenseDictionaryLoader.cs
- Lookup.cs
- StrongNameIdentityPermission.cs
- EmptyControlCollection.cs
- GridViewRowEventArgs.cs
- DataGridTableCollection.cs
- ActivityCollectionMarkupSerializer.cs
- RegionData.cs
- CharacterString.cs
- ResourceManager.cs
- HorizontalAlignConverter.cs
- SecuritySessionClientSettings.cs
- XmlWriterDelegator.cs
- FontWeightConverter.cs
- FormatStringEditor.cs
- StreamWithDictionary.cs
- HttpServerUtilityWrapper.cs
- AsyncCompletedEventArgs.cs
- DataObjectCopyingEventArgs.cs
- StylusOverProperty.cs
- EditorBrowsableAttribute.cs
- ConcurrencyBehavior.cs
- AuthStoreRoleProvider.cs
- AccessDataSourceDesigner.cs
- SignatureToken.cs
- EntityFrameworkVersions.cs
- ScriptManagerProxy.cs
- IOThreadScheduler.cs
- SeekableReadStream.cs
- cache.cs
- COAUTHIDENTITY.cs
- LabelLiteral.cs