Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Security / MessageSecurityProtocol.cs / 1 / MessageSecurityProtocol.cs
//----------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel.Security
{
using System.IdentityModel.Policy;
using System.ServiceModel.Channels;
using System.ServiceModel;
using System.ServiceModel.Description;
using System.IdentityModel.Tokens;
using System.IdentityModel.Selectors;
using System.ServiceModel.Security.Tokens;
using System.ServiceModel.Diagnostics;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Runtime.InteropServices;
abstract class MessageSecurityProtocol : SecurityProtocol
{
readonly MessageSecurityProtocolFactory factory;
SecurityToken identityVerifiedToken; // verified for the readonly target
protected MessageSecurityProtocol(MessageSecurityProtocolFactory factory, EndpointAddress target, Uri via)
: base(factory, target, via)
{
this.factory = factory;
}
// Protocols that have more than one active, identity checked
// token at any time should override this property and return
// false
protected virtual bool CacheIdentityCheckResultForToken
{
get { return true; }
}
protected virtual bool DoAutomaticEncryptionMatch
{
get { return true; }
}
protected virtual bool PerformIncomingAndOutgoingMessageExpectationChecks
{
get { return true; }
}
protected bool RequiresIncomingSecurityProcessing
{
get
{
bool requiresAppSecurity = this.factory.RequireIntegrity || this.factory.RequireConfidentiality || this.factory.DetectReplays;
return requiresAppSecurity || factory.ExpectSupportingTokens;
}
}
protected bool RequiresOutgoingSecurityProcessing
{
get
{
bool requiresAppSecurity = this.factory.ApplyIntegrity || this.factory.ApplyConfidentiality || this.factory.AddTimestamp;
return requiresAppSecurity || factory.ExpectSupportingTokens;
}
}
protected MessageSecurityProtocolFactory MessageSecurityProtocolFactory
{
get { return this.factory; }
}
public override IAsyncResult BeginSecureOutgoingMessage(Message message, TimeSpan timeout, AsyncCallback callback, object state)
{
try
{
this.CommunicationObject.ThrowIfClosedOrNotOpen();
ValidateOutgoingState(message);
if (!this.RequiresOutgoingSecurityProcessing && message.Properties.Security == null)
{
return new TypedCompletedAsyncResult(message, callback, state);
}
return BeginSecureOutgoingMessageCore(message, timeout, null, callback, state);
}
catch (Exception exception)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(exception)) throw;
base.OnSecureOutgoingMessageFailure(message);
throw;
}
}
public override IAsyncResult BeginSecureOutgoingMessage(Message message, TimeSpan timeout, SecurityProtocolCorrelationState correlationState, AsyncCallback callback, object state)
{
try
{
this.CommunicationObject.ThrowIfClosedOrNotOpen();
ValidateOutgoingState(message);
if (!this.RequiresOutgoingSecurityProcessing && message.Properties.Security == null)
{
return new TypedCompletedAsyncResult(message, callback, state);
}
return BeginSecureOutgoingMessageCore(message, timeout, correlationState, callback, state);
}
catch (Exception exception)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(exception)) throw;
base.OnSecureOutgoingMessageFailure(message);
throw;
}
}
protected abstract IAsyncResult BeginSecureOutgoingMessageCore(Message message, TimeSpan timeout, SecurityProtocolCorrelationState correlationState, AsyncCallback callback, object state);
public override void EndSecureOutgoingMessage(IAsyncResult result, out Message message)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
try
{
SecurityProtocolCorrelationState newCorrelationState;
EndSecureOutgoingMessageCore(result, out message, out newCorrelationState);
base.OnOutgoingMessageSecured(message);
}
catch (Exception exception)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(exception)) throw;
base.OnSecureOutgoingMessageFailure(null);
throw;
}
}
public override void EndSecureOutgoingMessage(IAsyncResult result, out Message message, out SecurityProtocolCorrelationState newCorrelationState)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
try
{
EndSecureOutgoingMessageCore(result, out message, out newCorrelationState);
base.OnOutgoingMessageSecured(message);
}
catch (Exception exception)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(exception)) throw;
base.OnSecureOutgoingMessageFailure(null);
throw;
}
}
protected abstract void EndSecureOutgoingMessageCore(IAsyncResult result, out Message message, out SecurityProtocolCorrelationState newCorrelationState);
// helper method for attaching the client claims in a symmetric security protocol
protected void AttachRecipientSecurityProperty(Message message, SecurityToken protectionToken, bool isWrappedToken, IList basicTokens, IList endorsingTokens,
IList signedEndorsingTokens, IList signedTokens, Dictionary> tokenPoliciesMapping)
{
ReadOnlyCollection protectionTokenPolicies;
if (isWrappedToken)
{
protectionTokenPolicies = EmptyReadOnlyCollection.Instance;
}
else
{
protectionTokenPolicies = tokenPoliciesMapping[protectionToken];
}
SecurityMessageProperty security = SecurityMessageProperty.GetOrCreate(message);
security.ProtectionToken = new SecurityTokenSpecification(protectionToken, protectionTokenPolicies);
AddSupportingTokenSpecification(security, basicTokens, endorsingTokens, signedEndorsingTokens, signedTokens, tokenPoliciesMapping);
security.ServiceSecurityContext = new ServiceSecurityContext(security.GetInitiatorTokenAuthorizationPolicies());
}
// helper method for attaching the server claims in a symmetric security protocol
protected void DoIdentityCheckAndAttachInitiatorSecurityProperty(Message message, SecurityToken protectionToken, ReadOnlyCollection protectionTokenPolicies)
{
AuthorizationContext protectionAuthContext = EnsureIncomingIdentity(message, protectionToken, protectionTokenPolicies);
SecurityMessageProperty security = SecurityMessageProperty.GetOrCreate(message);
security.ProtectionToken = new SecurityTokenSpecification(protectionToken, protectionTokenPolicies);
security.ServiceSecurityContext = new ServiceSecurityContext(protectionAuthContext, protectionTokenPolicies ?? EmptyReadOnlyCollection.Instance);
}
protected AuthorizationContext EnsureIncomingIdentity(Message message, SecurityToken token, ReadOnlyCollection authorizationPolicies)
{
if (token == null)
{
throw TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.NoSigningTokenAvailableToDoIncomingIdentityCheck)), message);
}
AuthorizationContext authContext = (authorizationPolicies != null) ? AuthorizationContext.CreateDefaultAuthorizationContext(authorizationPolicies) : null;
if (this.factory.IdentityVerifier != null)
{
if (this.Target == null)
{
throw TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.NoOutgoingEndpointAddressAvailableForDoingIdentityCheckOnReply)), message);
}
this.factory.IdentityVerifier.EnsureIncomingIdentity(this.Target, authContext);
}
return authContext;
}
protected void EnsureOutgoingIdentity(SecurityToken token, SecurityTokenAuthenticator authenticator)
{
if (object.ReferenceEquals(token, this.identityVerifiedToken))
{
return;
}
if (this.factory.IdentityVerifier == null)
{
return;
}
if (this.Target == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.NoOutgoingEndpointAddressAvailableForDoingIdentityCheck)));
}
ReadOnlyCollection authzPolicies = authenticator.ValidateToken(token);
this.factory.IdentityVerifier.EnsureOutgoingIdentity(this.Target, authzPolicies);
if (this.CacheIdentityCheckResultForToken)
{
this.identityVerifiedToken = token;
}
}
protected SecurityProtocolCorrelationState GetCorrelationState(SecurityToken correlationToken)
{
return new SecurityProtocolCorrelationState(correlationToken);
}
protected SecurityProtocolCorrelationState GetCorrelationState(SecurityToken correlationToken, ReceiveSecurityHeader securityHeader)
{
SecurityProtocolCorrelationState result = new SecurityProtocolCorrelationState(correlationToken);
if (securityHeader.MaintainSignatureConfirmationState && !this.factory.ActAsInitiator)
{
result.SignatureConfirmations = securityHeader.GetSentSignatureValues();
}
return result;
}
protected SecurityToken GetCorrelationToken(SecurityProtocolCorrelationState[] correlationStates)
{
SecurityToken token = null;
if (correlationStates != null)
{
for (int i = 0; i < correlationStates.Length; ++i)
{
if (correlationStates[i].Token == null)
continue;
if (token == null)
{
token = correlationStates[i].Token;
}
else if (!object.ReferenceEquals(token, correlationStates[i].Token))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.MultipleCorrelationTokensFound)));
}
}
}
if (token == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.NoCorrelationTokenFound)));
}
return token;
}
protected SecurityToken GetCorrelationToken(SecurityProtocolCorrelationState correlationState)
{
if (correlationState == null || correlationState.Token == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.CannotFindCorrelationStateForApplyingSecurity)));
}
return correlationState.Token;
}
protected static void EnsureNonWrappedToken(SecurityToken token, Message message)
{
if (token is WrappedKeySecurityToken)
{
throw TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.TokenNotExpectedInSecurityHeader, token)), message);
}
}
protected SecurityToken GetTokenAndEnsureOutgoingIdentity(SecurityTokenProvider provider, bool isEncryptionOn, TimeSpan timeout, SecurityTokenAuthenticator authenticator)
{
SecurityToken token = GetToken(provider, this.Target, timeout);
if (isEncryptionOn)
{
EnsureOutgoingIdentity(token, authenticator);
}
return token;
}
protected SendSecurityHeader ConfigureSendSecurityHeader(Message message, string actor, IList supportingTokens, SecurityProtocolCorrelationState correlationState)
{
MessageSecurityProtocolFactory factory = this.MessageSecurityProtocolFactory;
SendSecurityHeader securityHeader = CreateSendSecurityHeader(message, actor, factory);
securityHeader.SignThenEncrypt = factory.MessageProtectionOrder != MessageProtectionOrder.EncryptBeforeSign;
securityHeader.EncryptPrimarySignature = factory.MessageProtectionOrder == MessageProtectionOrder.SignBeforeEncryptAndEncryptSignature;
if (factory.DoRequestSignatureConfirmation && correlationState != null)
{
if (factory.ActAsInitiator)
{
securityHeader.MaintainSignatureConfirmationState = true;
securityHeader.CorrelationState = correlationState;
}
else if (correlationState.SignatureConfirmations != null)
{
securityHeader.AddSignatureConfirmations(correlationState.SignatureConfirmations);
}
}
string action = message.Headers.Action;
if (this.factory.ApplyIntegrity)
{
securityHeader.SignatureParts = this.factory.GetOutgoingSignatureParts(action);
}
if (factory.ApplyConfidentiality)
{
securityHeader.EncryptionParts = this.factory.GetOutgoingEncryptionParts(action);
}
AddSupportingTokens(securityHeader, supportingTokens);
return securityHeader;
}
protected ReceiveSecurityHeader CreateSecurityHeader(Message message, string actor, MessageDirection transferDirection, SecurityStandardsManager standardsManager)
{
standardsManager = standardsManager ?? this.factory.StandardsManager;
ReceiveSecurityHeader securityHeader = standardsManager.CreateReceiveSecurityHeader(message, actor,
this.factory.IncomingAlgorithmSuite, transferDirection);
securityHeader.Layout = this.factory.SecurityHeaderLayout;
securityHeader.MaxReceivedMessageSize = factory.SecurityBindingElement.MaxReceivedMessageSize;
securityHeader.ReaderQuotas = factory.SecurityBindingElement.ReaderQuotas;
if (this.factory.ExpectKeyDerivation)
{
securityHeader.DerivedTokenAuthenticator = this.factory.DerivedKeyTokenAuthenticator;
}
return securityHeader;
}
bool HasCorrelationState(SecurityProtocolCorrelationState[] correlationState)
{
if (correlationState == null || correlationState.Length == 0)
{
return false;
}
else if (correlationState.Length == 1 && correlationState[0] == null)
{
return false;
}
else
{
return true;
}
}
protected ReceiveSecurityHeader ConfigureReceiveSecurityHeader(Message message, string actor, SecurityProtocolCorrelationState[] correlationStates, out IList supportingAuthenticators)
{
return ConfigureReceiveSecurityHeader(message, actor, correlationStates, null, out supportingAuthenticators);
}
protected ReceiveSecurityHeader ConfigureReceiveSecurityHeader(Message message, string actor, SecurityProtocolCorrelationState[] correlationStates, SecurityStandardsManager standardsManager, out IList supportingAuthenticators)
{
MessageSecurityProtocolFactory factory = this.MessageSecurityProtocolFactory;
MessageDirection direction = factory.ActAsInitiator ? MessageDirection.Output : MessageDirection.Input;
ReceiveSecurityHeader securityHeader = CreateSecurityHeader(message, actor, direction, standardsManager);
string action = message.Headers.Action;
supportingAuthenticators = GetSupportingTokenAuthenticatorsAndSetExpectationFlags(this.factory, message, securityHeader);
if (factory.RequireIntegrity || securityHeader.ExpectSignedTokens)
{
securityHeader.RequiredSignatureParts = factory.GetIncomingSignatureParts(action);
}
if (factory.RequireConfidentiality || securityHeader.ExpectBasicTokens)
{
securityHeader.RequiredEncryptionParts = factory.GetIncomingEncryptionParts(action);
}
securityHeader.ExpectEncryption = factory.RequireConfidentiality || securityHeader.ExpectBasicTokens;
securityHeader.ExpectSignature = factory.RequireIntegrity || securityHeader.ExpectSignedTokens;
securityHeader.SetRequiredProtectionOrder(factory.MessageProtectionOrder);
if (factory.ActAsInitiator && factory.DoRequestSignatureConfirmation && HasCorrelationState(correlationStates))
{
securityHeader.MaintainSignatureConfirmationState = true;
securityHeader.ExpectSignatureConfirmation = true;
}
else if (!factory.ActAsInitiator && factory.DoRequestSignatureConfirmation)
{
securityHeader.MaintainSignatureConfirmationState = true;
}
else
{
securityHeader.MaintainSignatureConfirmationState = false;
}
return securityHeader;
}
protected void ProcessSecurityHeader(ReceiveSecurityHeader securityHeader, ref Message message,
SecurityToken requiredSigningToken, TimeSpan timeout, SecurityProtocolCorrelationState[] correlationStates)
{
TimeoutHelper timeoutHelper = new TimeoutHelper(timeout);
securityHeader.SetTimeParameters(this.factory.NonceCache, this.factory.ReplayWindow, this.factory.MaxClockSkew);
securityHeader.Process(timeoutHelper.RemainingTime());
if (this.factory.AddTimestamp && securityHeader.Timestamp == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperWarning(new MessageSecurityException(SR.GetString(SR.RequiredTimestampMissingInSecurityHeader)));
}
if (requiredSigningToken != null && requiredSigningToken != securityHeader.SignatureToken)
{
throw TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.ReplyWasNotSignedWithRequiredSigningToken)), message);
}
if (this.DoAutomaticEncryptionMatch)
{
SecurityUtils.EnsureExpectedSymmetricMatch(securityHeader.SignatureToken, securityHeader.EncryptionToken, message);
}
if (securityHeader.MaintainSignatureConfirmationState && this.factory.ActAsInitiator)
{
CheckSignatureConfirmation(securityHeader, correlationStates);
}
message = securityHeader.ProcessedMessage;
}
protected void CheckSignatureConfirmation(ReceiveSecurityHeader securityHeader, SecurityProtocolCorrelationState[] correlationStates)
{
SignatureConfirmations receivedConfirmations = securityHeader.GetSentSignatureConfirmations();
SignatureConfirmations sentSignatures = null;
if (correlationStates != null)
{
for (int i = 0; i < correlationStates.Length; ++i)
{
if (correlationStates[i].SignatureConfirmations != null)
{
sentSignatures = correlationStates[i].SignatureConfirmations;
break;
}
}
}
if (sentSignatures == null)
{
if (receivedConfirmations != null && receivedConfirmations.Count > 0)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.FoundUnexpectedSignatureConfirmations)));
}
return;
}
bool allSignaturesConfirmed = false;
if (receivedConfirmations != null && sentSignatures.Count == receivedConfirmations.Count)
{
bool[] matchingSigIndexes = new bool[sentSignatures.Count];
for (int i = 0; i < sentSignatures.Count; ++i)
{
byte[] sentSignature;
bool wasSentSigEncrypted;
sentSignatures.GetConfirmation(i, out sentSignature, out wasSentSigEncrypted);
for (int j = 0; j < receivedConfirmations.Count; ++j)
{
byte[] receivedSignature;
bool wasReceivedSigEncrypted;
if (matchingSigIndexes[j])
{
continue;
}
receivedConfirmations.GetConfirmation(j, out receivedSignature, out wasReceivedSigEncrypted);
if ((wasReceivedSigEncrypted == wasSentSigEncrypted) && CryptoHelper.IsEqual(receivedSignature, sentSignature))
{
matchingSigIndexes[j] = true;
break;
}
}
}
int k;
for (k = 0; k < matchingSigIndexes.Length; ++k)
{
if (!matchingSigIndexes[k])
{
break;
}
}
if (k == matchingSigIndexes.Length)
{
allSignaturesConfirmed = true;
}
}
if (!allSignaturesConfirmed)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.NotAllSignaturesConfirmed)));
}
}
public override void SecureOutgoingMessage(ref Message message, TimeSpan timeout)
{
try
{
this.CommunicationObject.ThrowIfClosedOrNotOpen();
ValidateOutgoingState(message);
if (!this.RequiresOutgoingSecurityProcessing && message.Properties.Security == null)
{
return;
}
SecureOutgoingMessageCore(ref message, timeout, null);
base.OnOutgoingMessageSecured(message);
}
catch (Exception exception)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(exception)) throw;
base.OnSecureOutgoingMessageFailure(message);
throw;
}
}
public override SecurityProtocolCorrelationState SecureOutgoingMessage(ref Message message, TimeSpan timeout, SecurityProtocolCorrelationState correlationState)
{
try
{
this.CommunicationObject.ThrowIfClosedOrNotOpen();
ValidateOutgoingState(message);
if (!this.RequiresOutgoingSecurityProcessing && message.Properties.Security == null)
{
return null;
}
SecurityProtocolCorrelationState newCorrelationState = SecureOutgoingMessageCore(ref message, timeout, correlationState);
base.OnOutgoingMessageSecured(message);
return newCorrelationState;
}
catch (Exception exception)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(exception)) throw;
base.OnSecureOutgoingMessageFailure(message);
throw;
}
}
protected abstract SecurityProtocolCorrelationState SecureOutgoingMessageCore(ref Message message, TimeSpan timeout, SecurityProtocolCorrelationState correlationState);
void ValidateOutgoingState(Message message)
{
if (this.PerformIncomingAndOutgoingMessageExpectationChecks && !this.factory.ExpectOutgoingMessages)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SecurityBindingNotSetUpToProcessOutgoingMessages)));
}
if (message == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("message");
}
}
public override void VerifyIncomingMessage(ref Message message, TimeSpan timeout)
{
try
{
this.CommunicationObject.ThrowIfClosedOrNotOpen();
if (this.PerformIncomingAndOutgoingMessageExpectationChecks && !factory.ExpectIncomingMessages)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SecurityBindingNotSetUpToProcessIncomingMessages)));
}
if (message == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("message");
}
if (!this.RequiresIncomingSecurityProcessing)
{
return;
}
string actor = string.Empty; // message.Version.Envelope.UltimateDestinationActor;
VerifyIncomingMessageCore(ref message, actor, timeout, null);
base.OnIncomingMessageVerified(message);
}
catch (MessageSecurityException e)
{
base.OnVerifyIncomingMessageFailure(message, e);
throw;
}
catch (Exception e)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(e)) throw;
base.OnVerifyIncomingMessageFailure(message, e);
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.MessageSecurityVerificationFailed), e));
}
}
public override SecurityProtocolCorrelationState VerifyIncomingMessage(ref Message message, TimeSpan timeout, params SecurityProtocolCorrelationState[] correlationStates)
{
try
{
this.CommunicationObject.ThrowIfClosedOrNotOpen();
if (this.PerformIncomingAndOutgoingMessageExpectationChecks && !factory.ExpectIncomingMessages)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SecurityBindingNotSetUpToProcessIncomingMessages)));
}
if (message == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("message");
}
if (!this.RequiresIncomingSecurityProcessing)
{
return null;
}
string actor = string.Empty; // message.Version.Envelope.UltimateDestinationActor;
SecurityProtocolCorrelationState newCorrelationState = VerifyIncomingMessageCore(ref message, actor, timeout, correlationStates);
base.OnIncomingMessageVerified(message);
return newCorrelationState;
}
catch (MessageSecurityException e)
{
base.OnVerifyIncomingMessageFailure(message, e);
throw;
}
catch (Exception e)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(e)) throw;
base.OnVerifyIncomingMessageFailure(message, e);
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.MessageSecurityVerificationFailed), e));
}
}
protected abstract SecurityProtocolCorrelationState VerifyIncomingMessageCore(ref Message message, string actor, TimeSpan timeout, SecurityProtocolCorrelationState[] correlationStates);
internal SecurityProtocolCorrelationState GetSignatureConfirmationCorrelationState(SecurityProtocolCorrelationState oldCorrelationState, SecurityProtocolCorrelationState newCorrelationState)
{
if (this.factory.ActAsInitiator)
{
return newCorrelationState;
}
else
{
return oldCorrelationState;
}
}
protected abstract class GetOneTokenAndSetUpSecurityAsyncResult : GetSupportingTokensAsyncResult
{
readonly MessageSecurityProtocol binding;
readonly SecurityTokenProvider provider;
Message message;
readonly bool doIdentityChecks;
SecurityTokenAuthenticator identityCheckAuthenticator;
static AsyncCallback getTokenCompleteCallback = DiagnosticUtility.ThunkAsyncCallback(new AsyncCallback(GetTokenCompleteCallback));
SecurityProtocolCorrelationState newCorrelationState;
SecurityProtocolCorrelationState oldCorrelationState;
TimeoutHelper timeoutHelper;
public GetOneTokenAndSetUpSecurityAsyncResult(Message m, MessageSecurityProtocol binding, SecurityTokenProvider provider,
bool doIdentityChecks, SecurityTokenAuthenticator identityCheckAuthenticator, SecurityProtocolCorrelationState oldCorrelationState, TimeSpan timeout, AsyncCallback callback, object state)
: base(m, binding, timeout, callback, state)
{
this.message = m;
this.binding = binding;
this.provider = provider;
this.doIdentityChecks = doIdentityChecks;
this.oldCorrelationState = oldCorrelationState;
this.identityCheckAuthenticator = identityCheckAuthenticator;
}
protected MessageSecurityProtocol Binding
{
get { return this.binding; }
}
protected SecurityProtocolCorrelationState NewCorrelationState
{
get { return this.newCorrelationState; }
}
protected SecurityProtocolCorrelationState OldCorrelationState
{
get { return this.oldCorrelationState; }
}
internal static Message End(IAsyncResult result, out SecurityProtocolCorrelationState newCorrelationState)
{
GetOneTokenAndSetUpSecurityAsyncResult self = AsyncResult.End(result);
newCorrelationState = self.newCorrelationState;
return self.message;
}
bool OnGetTokenComplete(SecurityToken token)
{
if (token == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.TokenProviderCannotGetTokensForTarget, this.binding.Target)));
}
if (this.doIdentityChecks)
{
this.binding.EnsureOutgoingIdentity(token, this.identityCheckAuthenticator);
}
OnGetTokenDone(ref this.message, token, timeoutHelper.RemainingTime());
return true;
}
protected abstract void OnGetTokenDone(ref Message message, SecurityToken token, TimeSpan timeout);
static void GetTokenCompleteCallback(IAsyncResult result)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
if (result.CompletedSynchronously)
{
return;
}
GetOneTokenAndSetUpSecurityAsyncResult self = result.AsyncState as GetOneTokenAndSetUpSecurityAsyncResult;
if (self == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("result", SR.GetString(SR.InvalidAsyncResult));
}
Exception completionException = null;
bool completeSelf = false;
try
{
SecurityToken token = self.provider.EndGetToken(result);
completeSelf = self.OnGetTokenComplete(token);
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception e)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(e)) throw;
completeSelf = true;
completionException = e;
}
if (completeSelf)
{
self.Complete(false, completionException);
}
}
protected void SetCorrelationToken(SecurityToken token)
{
newCorrelationState = new SecurityProtocolCorrelationState(token);
}
protected override bool OnGetSupportingTokensDone(TimeSpan timeout)
{
this.timeoutHelper = new TimeoutHelper(timeout);
IAsyncResult result = this.provider.BeginGetToken(timeoutHelper.RemainingTime(), getTokenCompleteCallback, this);
if (!result.CompletedSynchronously)
{
return false;
}
SecurityToken token = this.provider.EndGetToken(result);
return this.OnGetTokenComplete(token);
}
}
// note: identity check done only on token obtained from first
// token provider; either or both token providers may be null;
// get token calls are skipped for null providers.
protected abstract class GetTwoTokensAndSetUpSecurityAsyncResult : GetSupportingTokensAsyncResult
{
readonly MessageSecurityProtocol binding;
readonly SecurityTokenProvider primaryProvider;
readonly SecurityTokenProvider secondaryProvider;
Message message;
readonly bool doIdentityChecks;
SecurityTokenAuthenticator identityCheckAuthenticator;
SecurityToken primaryToken;
static readonly AsyncCallback getPrimaryTokenCompleteCallback = DiagnosticUtility.ThunkAsyncCallback(new AsyncCallback(GetPrimaryTokenCompleteCallback));
static readonly AsyncCallback getSecondaryTokenCompleteCallback = DiagnosticUtility.ThunkAsyncCallback(new AsyncCallback(GetSecondaryTokenCompleteCallback));
SecurityProtocolCorrelationState newCorrelationState;
SecurityProtocolCorrelationState oldCorrelationState;
TimeoutHelper timeoutHelper;
public GetTwoTokensAndSetUpSecurityAsyncResult(Message m, MessageSecurityProtocol binding,
SecurityTokenProvider primaryProvider, SecurityTokenProvider secondaryProvider, bool doIdentityChecks, SecurityTokenAuthenticator identityCheckAuthenticator,
SecurityProtocolCorrelationState oldCorrelationState,
TimeSpan timeout,
AsyncCallback callback, object state)
: base(m, binding, timeout, callback, state)
{
this.message = m;
this.binding = binding;
this.primaryProvider = primaryProvider;
this.secondaryProvider = secondaryProvider;
this.doIdentityChecks = doIdentityChecks;
this.identityCheckAuthenticator = identityCheckAuthenticator;
this.oldCorrelationState = oldCorrelationState;
}
protected MessageSecurityProtocol Binding
{
get { return this.binding; }
}
protected SecurityProtocolCorrelationState NewCorrelationState
{
get { return this.newCorrelationState; }
}
protected SecurityProtocolCorrelationState OldCorrelationState
{
get { return this.oldCorrelationState; }
}
internal static Message End(IAsyncResult result, out SecurityProtocolCorrelationState newCorrelationState)
{
GetTwoTokensAndSetUpSecurityAsyncResult self = AsyncResult.End(result);
newCorrelationState = self.newCorrelationState;
return self.message;
}
bool OnGetPrimaryTokenComplete(SecurityToken token)
{
return OnGetPrimaryTokenComplete(token, false);
}
bool OnGetPrimaryTokenComplete(SecurityToken token, bool primaryCallSkipped)
{
if (!primaryCallSkipped)
{
if (token == null)
{
throw TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.TokenProviderCannotGetTokensForTarget, this.binding.Target)), this.message);
}
if (this.doIdentityChecks)
{
this.binding.EnsureOutgoingIdentity(token, this.identityCheckAuthenticator);
}
}
this.primaryToken = token;
if (this.secondaryProvider == null)
{
return this.OnGetSecondaryTokenComplete(null, true);
}
else
{
IAsyncResult result = this.secondaryProvider.BeginGetToken(this.timeoutHelper.RemainingTime(), getSecondaryTokenCompleteCallback, this);
if (!result.CompletedSynchronously)
{
return false;
}
SecurityToken token2 = this.secondaryProvider.EndGetToken(result);
return this.OnGetSecondaryTokenComplete(token2);
}
}
bool OnGetSecondaryTokenComplete(SecurityToken token)
{
return OnGetSecondaryTokenComplete(token, false);
}
bool OnGetSecondaryTokenComplete(SecurityToken token, bool secondaryCallSkipped)
{
if (!secondaryCallSkipped && token == null)
{
throw TraceUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.TokenProviderCannotGetTokensForTarget, this.binding.Target)), this.message);
}
OnBothGetTokenCallsDone(ref this.message, this.primaryToken, token, timeoutHelper.RemainingTime());
return true;
}
protected abstract void OnBothGetTokenCallsDone(ref Message message, SecurityToken primaryToken, SecurityToken secondaryToken, TimeSpan timeout);
static void GetPrimaryTokenCompleteCallback(IAsyncResult result)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
if (result.CompletedSynchronously)
{
return;
}
GetTwoTokensAndSetUpSecurityAsyncResult self = result.AsyncState as GetTwoTokensAndSetUpSecurityAsyncResult;
if (self == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("result", SR.GetString(SR.InvalidAsyncResult));
}
bool completeSelf = false;
Exception completionException = null;
try
{
SecurityToken token = self.primaryProvider.EndGetToken(result);
completeSelf = self.OnGetPrimaryTokenComplete(token);
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception e)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(e)) throw;
completeSelf = true;
completionException = e;
}
if (completeSelf)
{
self.Complete(false, completionException);
}
}
static void GetSecondaryTokenCompleteCallback(IAsyncResult result)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
if (result.CompletedSynchronously)
{
return;
}
GetTwoTokensAndSetUpSecurityAsyncResult self = result.AsyncState as GetTwoTokensAndSetUpSecurityAsyncResult;
if (self == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("result", SR.GetString(SR.InvalidAsyncResult));
}
bool completeSelf = false;
Exception completionException = null;
try
{
SecurityToken token = self.secondaryProvider.EndGetToken(result);
completeSelf = self.OnGetSecondaryTokenComplete(token);
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception e)
{
// Always immediately rethrow fatal exceptions.
if (DiagnosticUtility.IsFatal(e)) throw;
completeSelf = true;
completionException = e;
}
if (completeSelf)
{
self.Complete(false, completionException);
}
}
protected void SetCorrelationToken(SecurityToken token)
{
newCorrelationState = new SecurityProtocolCorrelationState(token);
}
protected override bool OnGetSupportingTokensDone(TimeSpan timeout)
{
this.timeoutHelper = new TimeoutHelper(timeout);
bool completeSelf = false;
if (this.primaryProvider == null)
{
completeSelf = this.OnGetPrimaryTokenComplete(null);
}
else
{
IAsyncResult result = this.primaryProvider.BeginGetToken(this.timeoutHelper.RemainingTime(), getPrimaryTokenCompleteCallback, this);
if (result.CompletedSynchronously)
{
SecurityToken token = this.primaryProvider.EndGetToken(result);
completeSelf = this.OnGetPrimaryTokenComplete(token);
}
}
return completeSelf;
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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