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//------------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
namespace System.ServiceModel.Configuration
{
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Configuration;
using System.IdentityModel.Tokens;
using System.Runtime;
using System.ServiceModel.Channels;
using System.ServiceModel.Security;
using System.ServiceModel.Security.Tokens;
using System.Xml;
using System.Linq;
public partial class SecurityElementBase : BindingElementExtensionElement
{
internal const AuthenticationMode defaultAuthenticationMode = AuthenticationMode.SspiNegotiated;
// if you add another variable, make sure to adjust: CopyFrom and UnMerge methods.
SecurityBindingElement failedSecurityBindingElement = null;
bool willX509IssuerReferenceAssertionBeWritten;
SecurityKeyType templateKeyType = IssuedSecurityTokenParameters.defaultKeyType;
internal SecurityElementBase()
{
}
internal bool HasImportFailed { get { return this.failedSecurityBindingElement != null; } }
internal bool IsSecurityElementBootstrap { get; set; } // Used in serialization path to optimize Xml representation
[ConfigurationProperty(ConfigurationStrings.DefaultAlgorithmSuite, DefaultValue = SecurityBindingElement.defaultAlgorithmSuiteString)]
[TypeConverter(typeof(SecurityAlgorithmSuiteConverter))]
public SecurityAlgorithmSuite DefaultAlgorithmSuite
{
get { return (SecurityAlgorithmSuite)base[ConfigurationStrings.DefaultAlgorithmSuite]; }
set { base[ConfigurationStrings.DefaultAlgorithmSuite] = value; }
}
[ConfigurationProperty(ConfigurationStrings.AllowSerializedSigningTokenOnReply, DefaultValue = AsymmetricSecurityBindingElement.defaultAllowSerializedSigningTokenOnReply)]
public bool AllowSerializedSigningTokenOnReply
{
get { return (bool)base[ConfigurationStrings.AllowSerializedSigningTokenOnReply]; }
set { base[ConfigurationStrings.AllowSerializedSigningTokenOnReply] = value; }
}
[ConfigurationProperty(ConfigurationStrings.EnableUnsecuredResponse, DefaultValue = SecurityBindingElement.defaultEnableUnsecuredResponse)]
public bool EnableUnsecuredResponse
{
get { return (bool)base[ConfigurationStrings.EnableUnsecuredResponse]; }
set { base[ConfigurationStrings.EnableUnsecuredResponse] = value; }
}
[ConfigurationProperty(ConfigurationStrings.AuthenticationMode, DefaultValue = defaultAuthenticationMode)]
[ServiceModelEnumValidator(typeof(AuthenticationModeHelper))]
public AuthenticationMode AuthenticationMode
{
get { return (AuthenticationMode)base[ConfigurationStrings.AuthenticationMode]; }
set { base[ConfigurationStrings.AuthenticationMode] = value; }
}
public override Type BindingElementType
{
get { return typeof(SecurityBindingElement); }
}
[ConfigurationProperty(ConfigurationStrings.RequireDerivedKeys, DefaultValue = SecurityTokenParameters.defaultRequireDerivedKeys)]
public bool RequireDerivedKeys
{
get { return (bool)base[ConfigurationStrings.RequireDerivedKeys]; }
set { base[ConfigurationStrings.RequireDerivedKeys] = value; }
}
[ConfigurationProperty(ConfigurationStrings.SecurityHeaderLayout, DefaultValue = SecurityProtocolFactory.defaultSecurityHeaderLayout)]
[ServiceModelEnumValidator(typeof(SecurityHeaderLayoutHelper))]
public SecurityHeaderLayout SecurityHeaderLayout
{
get { return (SecurityHeaderLayout)base[ConfigurationStrings.SecurityHeaderLayout]; }
set { base[ConfigurationStrings.SecurityHeaderLayout] = value; }
}
[ConfigurationProperty(ConfigurationStrings.IncludeTimestamp, DefaultValue = SecurityBindingElement.defaultIncludeTimestamp)]
public bool IncludeTimestamp
{
get { return (bool)base[ConfigurationStrings.IncludeTimestamp]; }
set { base[ConfigurationStrings.IncludeTimestamp] = value; }
}
[ConfigurationProperty(ConfigurationStrings.AllowInsecureTransport, DefaultValue = SecurityBindingElement.defaultAllowInsecureTransport)]
public bool AllowInsecureTransport
{
get { return (bool)base[ConfigurationStrings.AllowInsecureTransport]; }
set { base[ConfigurationStrings.AllowInsecureTransport] = value; }
}
[ConfigurationProperty(ConfigurationStrings.KeyEntropyMode, DefaultValue = System.ServiceModel.Security.AcceleratedTokenProvider.defaultKeyEntropyMode)]
[ServiceModelEnumValidator(typeof(SecurityKeyEntropyModeHelper))]
public SecurityKeyEntropyMode KeyEntropyMode
{
get { return (SecurityKeyEntropyMode)base[ConfigurationStrings.KeyEntropyMode]; }
set { base[ConfigurationStrings.KeyEntropyMode] = value; }
}
[ConfigurationProperty(ConfigurationStrings.IssuedTokenParameters)]
public IssuedTokenParametersElement IssuedTokenParameters
{
get { return (IssuedTokenParametersElement)base[ConfigurationStrings.IssuedTokenParameters]; }
}
[ConfigurationProperty(ConfigurationStrings.LocalClientSettings)]
public LocalClientSecuritySettingsElement LocalClientSettings
{
get { return (LocalClientSecuritySettingsElement)base[ConfigurationStrings.LocalClientSettings]; }
}
[ConfigurationProperty(ConfigurationStrings.LocalServiceSettings)]
public LocalServiceSecuritySettingsElement LocalServiceSettings
{
get { return (LocalServiceSecuritySettingsElement)base[ConfigurationStrings.LocalServiceSettings]; }
}
[ConfigurationProperty(ConfigurationStrings.MessageProtectionOrder, DefaultValue = SecurityBindingElement.defaultMessageProtectionOrder)]
[ServiceModelEnumValidator(typeof(MessageProtectionOrderHelper))]
public MessageProtectionOrder MessageProtectionOrder
{
get { return (MessageProtectionOrder)base[ConfigurationStrings.MessageProtectionOrder]; }
set { base[ConfigurationStrings.MessageProtectionOrder] = value; }
}
[ConfigurationProperty(ConfigurationStrings.ProtectTokens, DefaultValue = false)]
public bool ProtectTokens
{
get { return (bool)base[ConfigurationStrings.ProtectTokens]; }
set { base[ConfigurationStrings.ProtectTokens] = value; }
}
[ConfigurationProperty(ConfigurationStrings.MessageSecurityVersion, DefaultValue = ConfigurationStrings.Default)]
[TypeConverter(typeof(MessageSecurityVersionConverter))]
public MessageSecurityVersion MessageSecurityVersion
{
get { return (MessageSecurityVersion)base[ConfigurationStrings.MessageSecurityVersion]; }
set { base[ConfigurationStrings.MessageSecurityVersion] = value; }
}
[ConfigurationProperty(ConfigurationStrings.RequireSecurityContextCancellation, DefaultValue = SecureConversationSecurityTokenParameters.defaultRequireCancellation)]
public bool RequireSecurityContextCancellation
{
get { return (bool)base[ConfigurationStrings.RequireSecurityContextCancellation]; }
set { base[ConfigurationStrings.RequireSecurityContextCancellation] = value; }
}
[ConfigurationProperty(ConfigurationStrings.RequireSignatureConfirmation, DefaultValue = SecurityBindingElement.defaultRequireSignatureConfirmation)]
public bool RequireSignatureConfirmation
{
get { return (bool)base[ConfigurationStrings.RequireSignatureConfirmation]; }
set { base[ConfigurationStrings.RequireSignatureConfirmation] = value; }
}
[ConfigurationProperty(ConfigurationStrings.CanRenewSecurityContextToken, DefaultValue = SecureConversationSecurityTokenParameters.defaultCanRenewSession)]
public bool CanRenewSecurityContextToken
{
get { return (bool)base[ConfigurationStrings.CanRenewSecurityContextToken]; }
set { base[ConfigurationStrings.CanRenewSecurityContextToken] = value; }
}
public override void ApplyConfiguration(BindingElement bindingElement)
{
base.ApplyConfiguration(bindingElement);
SecurityBindingElement sbe = (SecurityBindingElement)bindingElement;
#pragma warning disable 56506 //Microsoft; base.CopyFrom() checks for 'from' being null
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.DefaultAlgorithmSuite].ValueOrigin)
sbe.DefaultAlgorithmSuite = this.DefaultAlgorithmSuite;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.IncludeTimestamp].ValueOrigin)
sbe.IncludeTimestamp = this.IncludeTimestamp;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.MessageSecurityVersion].ValueOrigin)
sbe.MessageSecurityVersion = this.MessageSecurityVersion;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.KeyEntropyMode].ValueOrigin)
sbe.KeyEntropyMode = this.KeyEntropyMode;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.SecurityHeaderLayout].ValueOrigin)
sbe.SecurityHeaderLayout = this.SecurityHeaderLayout;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.RequireDerivedKeys].ValueOrigin)
sbe.SetKeyDerivation(this.RequireDerivedKeys);
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.AllowInsecureTransport].ValueOrigin)
sbe.AllowInsecureTransport = this.AllowInsecureTransport;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.EnableUnsecuredResponse].ValueOrigin)
sbe.EnableUnsecuredResponse = this.EnableUnsecuredResponse;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.ProtectTokens].ValueOrigin)
sbe.ProtectTokens = this.ProtectTokens;
#pragma warning restore
SymmetricSecurityBindingElement ssbe = sbe as SymmetricSecurityBindingElement;
if (ssbe != null)
{
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.MessageProtectionOrder].ValueOrigin)
ssbe.MessageProtectionOrder = this.MessageProtectionOrder;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.RequireSignatureConfirmation].ValueOrigin)
ssbe.RequireSignatureConfirmation = this.RequireSignatureConfirmation;
SecureConversationSecurityTokenParameters scParameters = ssbe.ProtectionTokenParameters as SecureConversationSecurityTokenParameters;
if (scParameters != null)
{
scParameters.CanRenewSession = this.CanRenewSecurityContextToken;
}
}
AsymmetricSecurityBindingElement asbe = sbe as AsymmetricSecurityBindingElement;
if (asbe != null)
{
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.MessageProtectionOrder].ValueOrigin)
asbe.MessageProtectionOrder = this.MessageProtectionOrder;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.RequireSignatureConfirmation].ValueOrigin)
asbe.RequireSignatureConfirmation = this.RequireSignatureConfirmation;
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.AllowSerializedSigningTokenOnReply].ValueOrigin)
asbe.AllowSerializedSigningTokenOnReply = this.AllowSerializedSigningTokenOnReply;
}
TransportSecurityBindingElement tsbe = sbe as TransportSecurityBindingElement;
if (tsbe != null)
{
if (tsbe.EndpointSupportingTokenParameters.Endorsing.Count == 1)
{
SecureConversationSecurityTokenParameters scParameters = tsbe.EndpointSupportingTokenParameters.Endorsing[0] as SecureConversationSecurityTokenParameters;
if (scParameters != null)
{
scParameters.CanRenewSession = this.CanRenewSecurityContextToken;
}
}
}
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.LocalClientSettings].ValueOrigin)
{
this.LocalClientSettings.ApplyConfiguration(sbe.LocalClientSettings);
}
if (PropertyValueOrigin.Default != this.ElementInformation.Properties[ConfigurationStrings.LocalServiceSettings].ValueOrigin)
{
this.LocalServiceSettings.ApplyConfiguration(sbe.LocalServiceSettings);
}
}
public override void CopyFrom(ServiceModelExtensionElement from)
{
base.CopyFrom(from);
SecurityElementBase source = (SecurityElementBase)from;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.AllowSerializedSigningTokenOnReply].ValueOrigin)
this.AllowSerializedSigningTokenOnReply = source.AllowSerializedSigningTokenOnReply;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.DefaultAlgorithmSuite].ValueOrigin)
this.DefaultAlgorithmSuite = source.DefaultAlgorithmSuite;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.EnableUnsecuredResponse].ValueOrigin)
this.EnableUnsecuredResponse = source.EnableUnsecuredResponse;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.AllowInsecureTransport].ValueOrigin)
this.AllowInsecureTransport = source.AllowInsecureTransport;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.RequireDerivedKeys].ValueOrigin)
this.RequireDerivedKeys = source.RequireDerivedKeys;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.IncludeTimestamp].ValueOrigin)
this.IncludeTimestamp = source.IncludeTimestamp;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.IssuedTokenParameters].ValueOrigin)
this.IssuedTokenParameters.Copy(source.IssuedTokenParameters);
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.MessageProtectionOrder].ValueOrigin)
this.MessageProtectionOrder = source.MessageProtectionOrder;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.ProtectTokens].ValueOrigin)
this.ProtectTokens = source.ProtectTokens;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.MessageSecurityVersion].ValueOrigin)
this.MessageSecurityVersion = source.MessageSecurityVersion;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.RequireSignatureConfirmation].ValueOrigin)
this.RequireSignatureConfirmation = source.RequireSignatureConfirmation;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.RequireSecurityContextCancellation].ValueOrigin)
this.RequireSecurityContextCancellation = source.RequireSecurityContextCancellation;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.CanRenewSecurityContextToken].ValueOrigin)
this.CanRenewSecurityContextToken = source.CanRenewSecurityContextToken;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.KeyEntropyMode].ValueOrigin)
this.KeyEntropyMode = source.KeyEntropyMode;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.SecurityHeaderLayout].ValueOrigin)
this.SecurityHeaderLayout = source.SecurityHeaderLayout;
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.LocalClientSettings].ValueOrigin)
this.LocalClientSettings.CopyFrom(source.LocalClientSettings);
if (PropertyValueOrigin.Default != source.ElementInformation.Properties[ConfigurationStrings.LocalServiceSettings].ValueOrigin)
this.LocalServiceSettings.CopyFrom(source.LocalServiceSettings);
this.failedSecurityBindingElement = source.failedSecurityBindingElement;
this.willX509IssuerReferenceAssertionBeWritten = source.willX509IssuerReferenceAssertionBeWritten;
}
protected internal override BindingElement CreateBindingElement()
{
return this.CreateBindingElement(false);
}
protected internal virtual BindingElement CreateBindingElement(bool createTemplateOnly)
{
SecurityBindingElement result;
switch (this.AuthenticationMode)
{
case AuthenticationMode.AnonymousForCertificate:
result = SecurityBindingElement.CreateAnonymousForCertificateBindingElement();
break;
case AuthenticationMode.AnonymousForSslNegotiated:
result = SecurityBindingElement.CreateSslNegotiationBindingElement(false, this.RequireSecurityContextCancellation);
break;
case AuthenticationMode.CertificateOverTransport:
result = SecurityBindingElement.CreateCertificateOverTransportBindingElement(this.MessageSecurityVersion);
break;
case AuthenticationMode.IssuedToken:
result = SecurityBindingElement.CreateIssuedTokenBindingElement(this.IssuedTokenParameters.Create(createTemplateOnly, this.templateKeyType));
break;
case AuthenticationMode.IssuedTokenForCertificate:
result = SecurityBindingElement.CreateIssuedTokenForCertificateBindingElement(this.IssuedTokenParameters.Create(createTemplateOnly, this.templateKeyType));
break;
case AuthenticationMode.IssuedTokenForSslNegotiated:
result = SecurityBindingElement.CreateIssuedTokenForSslBindingElement(this.IssuedTokenParameters.Create(createTemplateOnly, this.templateKeyType), this.RequireSecurityContextCancellation);
break;
case AuthenticationMode.IssuedTokenOverTransport:
result = SecurityBindingElement.CreateIssuedTokenOverTransportBindingElement(this.IssuedTokenParameters.Create(createTemplateOnly, this.templateKeyType));
break;
case AuthenticationMode.Kerberos:
result = SecurityBindingElement.CreateKerberosBindingElement();
break;
case AuthenticationMode.KerberosOverTransport:
result = SecurityBindingElement.CreateKerberosOverTransportBindingElement();
break;
case AuthenticationMode.MutualCertificateDuplex:
result = SecurityBindingElement.CreateMutualCertificateDuplexBindingElement(this.MessageSecurityVersion);
break;
case AuthenticationMode.MutualCertificate:
result = SecurityBindingElement.CreateMutualCertificateBindingElement(this.MessageSecurityVersion);
break;
case AuthenticationMode.MutualSslNegotiated:
result = SecurityBindingElement.CreateSslNegotiationBindingElement(true, this.RequireSecurityContextCancellation);
break;
case AuthenticationMode.SspiNegotiated:
result = SecurityBindingElement.CreateSspiNegotiationBindingElement(this.RequireSecurityContextCancellation);
break;
case AuthenticationMode.UserNameForCertificate:
result = SecurityBindingElement.CreateUserNameForCertificateBindingElement();
break;
case AuthenticationMode.UserNameForSslNegotiated:
result = SecurityBindingElement.CreateUserNameForSslBindingElement(this.RequireSecurityContextCancellation);
break;
case AuthenticationMode.UserNameOverTransport:
result = SecurityBindingElement.CreateUserNameOverTransportBindingElement();
break;
case AuthenticationMode.SspiNegotiatedOverTransport:
result = SecurityBindingElement.CreateSspiNegotiationOverTransportBindingElement(this.RequireSecurityContextCancellation);
break;
default:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidEnumArgumentException("AuthenticationMode", (int)this.AuthenticationMode, typeof(AuthenticationMode)));
}
this.ApplyConfiguration(result);
return result;
}
protected void AddBindingTemplate(Dictionary<AuthenticationMode, SecurityBindingElement> bindingTemplates, AuthenticationMode mode)
{
this.AuthenticationMode = mode;
try
{
bindingTemplates[mode] = (SecurityBindingElement)this.CreateBindingElement(true);
}
#pragma warning suppress 56500 // covered by FxCOP
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
}
}
static bool AreTokenParametersMatching(SecurityTokenParameters p1, SecurityTokenParameters p2, bool skipRequireDerivedKeysComparison, bool exactMessageSecurityVersion)
{
if (p1 == null || p2 == null)
return false;
if (p1.GetType() != p2.GetType())
return false;
if (p1.InclusionMode != p2.InclusionMode)
return false;
if (skipRequireDerivedKeysComparison == false && p1.RequireDerivedKeys != p2.RequireDerivedKeys)
return false;
if (p1.ReferenceStyle != p2.ReferenceStyle)
return false;
// mutual ssl and anonymous ssl differ in the client cert requirement
if (p1 is SslSecurityTokenParameters)
{
if (((SslSecurityTokenParameters)p1).RequireClientCertificate != ((SslSecurityTokenParameters)p2).RequireClientCertificate)
return false;
}
else if (p1 is SecureConversationSecurityTokenParameters)
{
SecureConversationSecurityTokenParameters sc1 = (SecureConversationSecurityTokenParameters)p1;
SecureConversationSecurityTokenParameters sc2 = (SecureConversationSecurityTokenParameters)p2;
if (sc1.RequireCancellation != sc2.RequireCancellation)
return false;
if (sc1.CanRenewSession != sc2.CanRenewSession)
return false;
if (!AreBindingsMatching(sc1.BootstrapSecurityBindingElement, sc2.BootstrapSecurityBindingElement, exactMessageSecurityVersion))
return false;
}
else if (p1 is IssuedSecurityTokenParameters)
{
if (((IssuedSecurityTokenParameters)p1).KeyType != ((IssuedSecurityTokenParameters)p2).KeyType)
return false;
}
return true;
}
static bool AreTokenParameterCollectionsMatching(Collection<SecurityTokenParameters> c1, Collection<SecurityTokenParameters> c2, bool exactMessageSecurityVersion)
{
if (c1.Count != c2.Count)
return false;
for (int i = 0; i < c1.Count; i++)
if (!AreTokenParametersMatching(c1[i], c2[i], true, exactMessageSecurityVersion))
return false;
return true;
}
internal static bool AreBindingsMatching(SecurityBindingElement b1, SecurityBindingElement b2)
{
return AreBindingsMatching(b1, b2, true);
}
internal static bool AreBindingsMatching(SecurityBindingElement b1, SecurityBindingElement b2, bool exactMessageSecurityVersion)
{
if (b1 == null || b2 == null)
return b1 == b2;
if (b1.GetType() != b2.GetType())
return false;
if (b1.MessageSecurityVersion != b2.MessageSecurityVersion)
{
// exactMessageSecurityVersion meant that BSP mismatch could be ignored
if (exactMessageSecurityVersion)
return false;
if (b1.MessageSecurityVersion.SecurityVersion != b2.MessageSecurityVersion.SecurityVersion
|| b1.MessageSecurityVersion.TrustVersion != b2.MessageSecurityVersion.TrustVersion
|| b1.MessageSecurityVersion.SecureConversationVersion != b2.MessageSecurityVersion.SecureConversationVersion
|| b1.MessageSecurityVersion.SecurityPolicyVersion != b2.MessageSecurityVersion.SecurityPolicyVersion)
{
return false;
}
}
if (b1.SecurityHeaderLayout != b2.SecurityHeaderLayout)
return false;
if (b1.DefaultAlgorithmSuite != b2.DefaultAlgorithmSuite)
return false;
if (b1.IncludeTimestamp != b2.IncludeTimestamp)
return false;
if (b1.SecurityHeaderLayout != b2.SecurityHeaderLayout)
return false;
if (b1.KeyEntropyMode != b2.KeyEntropyMode)
return false;
if (!AreTokenParameterCollectionsMatching(b1.EndpointSupportingTokenParameters.Endorsing, b2.EndpointSupportingTokenParameters.Endorsing, exactMessageSecurityVersion))
return false;
if (!AreTokenParameterCollectionsMatching(b1.EndpointSupportingTokenParameters.SignedEncrypted, b2.EndpointSupportingTokenParameters.SignedEncrypted, exactMessageSecurityVersion))
return false;
if (!AreTokenParameterCollectionsMatching(b1.EndpointSupportingTokenParameters.Signed, b2.EndpointSupportingTokenParameters.Signed, exactMessageSecurityVersion))
return false;
if (!AreTokenParameterCollectionsMatching(b1.EndpointSupportingTokenParameters.SignedEndorsing, b2.EndpointSupportingTokenParameters.SignedEndorsing, exactMessageSecurityVersion))
return false;
if (b1.OperationSupportingTokenParameters.Count != b2.OperationSupportingTokenParameters.Count)
return false;
foreach (KeyValuePair<string, SupportingTokenParameters> operation1 in b1.OperationSupportingTokenParameters)
{
if (!b2.OperationSupportingTokenParameters.ContainsKey(operation1.Key))
return false;
SupportingTokenParameters stp2 = b2.OperationSupportingTokenParameters[operation1.Key];
if (!AreTokenParameterCollectionsMatching(operation1.Value.Endorsing, stp2.Endorsing, exactMessageSecurityVersion))
return false;
if (!AreTokenParameterCollectionsMatching(operation1.Value.SignedEncrypted, stp2.SignedEncrypted, exactMessageSecurityVersion))
return false;
if (!AreTokenParameterCollectionsMatching(operation1.Value.Signed, stp2.Signed, exactMessageSecurityVersion))
return false;
if (!AreTokenParameterCollectionsMatching(operation1.Value.SignedEndorsing, stp2.SignedEndorsing, exactMessageSecurityVersion))
return false;
}
SymmetricSecurityBindingElement ssbe1 = b1 as SymmetricSecurityBindingElement;
if (ssbe1 != null)
{
SymmetricSecurityBindingElement ssbe2 = (SymmetricSecurityBindingElement)b2;
if (ssbe1.MessageProtectionOrder != ssbe2.MessageProtectionOrder)
return false;
if (!AreTokenParametersMatching(ssbe1.ProtectionTokenParameters, ssbe2.ProtectionTokenParameters, false, exactMessageSecurityVersion))
return false;
}
AsymmetricSecurityBindingElement asbe1 = b1 as AsymmetricSecurityBindingElement;
if (asbe1 != null)
{
AsymmetricSecurityBindingElement asbe2 = (AsymmetricSecurityBindingElement)b2;
if (asbe1.MessageProtectionOrder != asbe2.MessageProtectionOrder)
return false;
if (asbe1.RequireSignatureConfirmation != asbe2.RequireSignatureConfirmation)
return false;
if (!AreTokenParametersMatching(asbe1.InitiatorTokenParameters, asbe2.InitiatorTokenParameters, true, exactMessageSecurityVersion)
|| !AreTokenParametersMatching(asbe1.RecipientTokenParameters, asbe2.RecipientTokenParameters, true, exactMessageSecurityVersion))
return false;
}
return true;
}
protected virtual void AddBindingTemplates(Dictionary<AuthenticationMode, SecurityBindingElement> bindingTemplates)
{
AddBindingTemplate(bindingTemplates, AuthenticationMode.AnonymousForCertificate);
AddBindingTemplate(bindingTemplates, AuthenticationMode.AnonymousForSslNegotiated);
AddBindingTemplate(bindingTemplates, AuthenticationMode.CertificateOverTransport);
if (this.templateKeyType == SecurityKeyType.SymmetricKey)
{
AddBindingTemplate(bindingTemplates, AuthenticationMode.IssuedToken);
}
AddBindingTemplate(bindingTemplates, AuthenticationMode.IssuedTokenForCertificate);
AddBindingTemplate(bindingTemplates, AuthenticationMode.IssuedTokenForSslNegotiated);
AddBindingTemplate(bindingTemplates, AuthenticationMode.IssuedTokenOverTransport);
AddBindingTemplate(bindingTemplates, AuthenticationMode.Kerberos);
AddBindingTemplate(bindingTemplates, AuthenticationMode.KerberosOverTransport);
AddBindingTemplate(bindingTemplates, AuthenticationMode.MutualCertificate);
AddBindingTemplate(bindingTemplates, AuthenticationMode.MutualCertificateDuplex);
AddBindingTemplate(bindingTemplates, AuthenticationMode.MutualSslNegotiated);
AddBindingTemplate(bindingTemplates, AuthenticationMode.SspiNegotiated);
AddBindingTemplate(bindingTemplates, AuthenticationMode.UserNameForCertificate);
AddBindingTemplate(bindingTemplates, AuthenticationMode.UserNameForSslNegotiated);
AddBindingTemplate(bindingTemplates, AuthenticationMode.UserNameOverTransport);
AddBindingTemplate(bindingTemplates, AuthenticationMode.SspiNegotiatedOverTransport);
}
bool TryInitializeAuthenticationMode(SecurityBindingElement sbe)
{
bool result;
if (sbe.OperationSupportingTokenParameters.Count > 0)
result = false;
else
{
SetIssuedTokenKeyType(sbe);
Dictionary<AuthenticationMode, SecurityBindingElement> bindingTemplates = new Dictionary<AuthenticationMode, SecurityBindingElement>();
this.AddBindingTemplates(bindingTemplates);
result = false;
foreach (AuthenticationMode mode in bindingTemplates.Keys)
{
SecurityBindingElement candidate = bindingTemplates[mode];
if (AreBindingsMatching(sbe, candidate))
{
this.AuthenticationMode = mode;
result = true;
break;
}
}
}
return result;
}
void SetIssuedTokenKeyType(SecurityBindingElement sbe)
{
// Set the keyType for building the template for IssuedToken binding.
// The reason is the different supporting token is defined depending on keyType.
if (sbe.EndpointSupportingTokenParameters.Endorsing.Count > 0 &&
sbe.EndpointSupportingTokenParameters.Endorsing[0] is IssuedSecurityTokenParameters)
{
this.templateKeyType = ((IssuedSecurityTokenParameters)sbe.EndpointSupportingTokenParameters.Endorsing[0]).KeyType;
}
else if (sbe.EndpointSupportingTokenParameters.Signed.Count > 0 &&
sbe.EndpointSupportingTokenParameters.Signed[0] is IssuedSecurityTokenParameters)
{
this.templateKeyType = ((IssuedSecurityTokenParameters)sbe.EndpointSupportingTokenParameters.Signed[0]).KeyType;
}
else if (sbe.EndpointSupportingTokenParameters.SignedEncrypted.Count > 0 &&
sbe.EndpointSupportingTokenParameters.SignedEncrypted[0] is IssuedSecurityTokenParameters)
{
this.templateKeyType = ((IssuedSecurityTokenParameters)sbe.EndpointSupportingTokenParameters.SignedEncrypted[0]).KeyType;
}
else
{
this.templateKeyType = IssuedSecurityTokenParameters.defaultKeyType;
}
}
protected virtual void InitializeNestedTokenParameterSettings(SecurityTokenParameters sp, bool initializeNestedBindings)
{
if (sp is SspiSecurityTokenParameters)
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.RequireSecurityContextCancellation, ((SspiSecurityTokenParameters)sp).RequireCancellation);
else if (sp is SslSecurityTokenParameters)
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.RequireSecurityContextCancellation, ((SslSecurityTokenParameters)sp).RequireCancellation);
else if (sp is IssuedSecurityTokenParameters)
this.IssuedTokenParameters.InitializeFrom((IssuedSecurityTokenParameters)sp, initializeNestedBindings);
}
internal void InitializeFrom(BindingElement bindingElement, bool initializeNestedBindings)
{
if (bindingElement == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("bindingElement");
}
SecurityBindingElement sbe = (SecurityBindingElement)bindingElement;
// Can't apply default value optimization to properties like DefaultAlgorithmSuite because the defaults are computed at runtime and don't match config defaults
this.DefaultAlgorithmSuite = sbe.DefaultAlgorithmSuite;
this.IncludeTimestamp = sbe.IncludeTimestamp;
if (sbe.MessageSecurityVersion != MessageSecurityVersion.Default)
{
this.MessageSecurityVersion = sbe.MessageSecurityVersion;
}
// Still safe to apply the optimization here because the runtime defaults are the same as config defaults in all cases
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.KeyEntropyMode, sbe.KeyEntropyMode);
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.SecurityHeaderLayout, sbe.SecurityHeaderLayout);
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.ProtectTokens, sbe.ProtectTokens);
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.AllowInsecureTransport, sbe.AllowInsecureTransport);
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.EnableUnsecuredResponse, sbe.EnableUnsecuredResponse);
Nullable<bool> requireDerivedKeys = new Nullable<bool>();
if (sbe.EndpointSupportingTokenParameters.Endorsing.Count == 1)
{
this.InitializeNestedTokenParameterSettings(sbe.EndpointSupportingTokenParameters.Endorsing[0], initializeNestedBindings);
}
else if (sbe.EndpointSupportingTokenParameters.SignedEncrypted.Count == 1)
{
this.InitializeNestedTokenParameterSettings(sbe.EndpointSupportingTokenParameters.SignedEncrypted[0], initializeNestedBindings);
}
else if (sbe.EndpointSupportingTokenParameters.Signed.Count == 1)
{
this.InitializeNestedTokenParameterSettings(sbe.EndpointSupportingTokenParameters.Signed[0], initializeNestedBindings);
}
bool initializationFailure = false;
foreach (SecurityTokenParameters t in sbe.EndpointSupportingTokenParameters.Endorsing)
{
if (t.HasAsymmetricKey == false)
{
if (requireDerivedKeys.HasValue && requireDerivedKeys.Value != t.RequireDerivedKeys)
initializationFailure = true;
else
requireDerivedKeys = t.RequireDerivedKeys;
}
}
SymmetricSecurityBindingElement ssbe = sbe as SymmetricSecurityBindingElement;
if ( ssbe != null )
{
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.MessageProtectionOrder, ssbe.MessageProtectionOrder);
this.RequireSignatureConfirmation = ssbe.RequireSignatureConfirmation;
if ( ssbe.ProtectionTokenParameters != null )
{
this.InitializeNestedTokenParameterSettings( ssbe.ProtectionTokenParameters, initializeNestedBindings );
if ( requireDerivedKeys.HasValue && requireDerivedKeys.Value != ssbe.ProtectionTokenParameters.RequireDerivedKeys )
initializationFailure = true;
else
requireDerivedKeys = ssbe.ProtectionTokenParameters.RequireDerivedKeys;
}
}
else
{
AsymmetricSecurityBindingElement asbe = sbe as AsymmetricSecurityBindingElement;
if ( asbe != null )
{
SetPropertyValueIfNotDefaultValue(ConfigurationStrings.MessageProtectionOrder, asbe.MessageProtectionOrder);
this.RequireSignatureConfirmation = asbe.RequireSignatureConfirmation;
if ( asbe.InitiatorTokenParameters != null )
{
this.InitializeNestedTokenParameterSettings( asbe.InitiatorTokenParameters, initializeNestedBindings );
//
// Copy the derived key token bool flag from the token parameters. The token parameter was set from
// importing WSDL during SecurityBindingElementImporter.ImportPolicy time
//
if ( requireDerivedKeys.HasValue && requireDerivedKeys.Value != asbe.InitiatorTokenParameters.RequireDerivedKeys )
initializationFailure = true;
else
requireDerivedKeys = asbe.InitiatorTokenParameters.RequireDerivedKeys;
}
}
}
this.willX509IssuerReferenceAssertionBeWritten = DoesSecurityBindingElementContainClauseTypeofIssuerSerial(sbe);
this.RequireDerivedKeys = requireDerivedKeys.GetValueOrDefault(SecurityTokenParameters.defaultRequireDerivedKeys);
this.LocalClientSettings.InitializeFrom(sbe.LocalClientSettings);
this.LocalServiceSettings.InitializeFrom(sbe.LocalServiceSettings);
if (!initializationFailure)
initializationFailure = !this.TryInitializeAuthenticationMode(sbe);
if (initializationFailure)
this.failedSecurityBindingElement = sbe;
}
protected internal override void InitializeFrom(BindingElement bindingElement)
{
this.InitializeFrom(bindingElement, true);
}
/// <summary>
/// returns true if one of the xxxSupportingTokenParameters.yyy is of type IssuerSerial
/// </summary>
/// <param name="sbe"></param>
/// <returns></returns>
bool DoesSecurityBindingElementContainClauseTypeofIssuerSerial( SecurityBindingElement sbe )
{
if ( sbe == null )
return false;
if ( sbe is SymmetricSecurityBindingElement )
{
X509SecurityTokenParameters tokenParamameters = ( (SymmetricSecurityBindingElement)sbe ).ProtectionTokenParameters as X509SecurityTokenParameters;
if ( tokenParamameters != null && tokenParamameters.X509ReferenceStyle == X509KeyIdentifierClauseType.IssuerSerial )
return true;
}
else if ( sbe is AsymmetricSecurityBindingElement )
{
X509SecurityTokenParameters initiatorParamameters = ( (AsymmetricSecurityBindingElement)sbe ).InitiatorTokenParameters as X509SecurityTokenParameters;
if ( initiatorParamameters != null && initiatorParamameters.X509ReferenceStyle == X509KeyIdentifierClauseType.IssuerSerial )
return true;
X509SecurityTokenParameters recepientParamameters = ( (AsymmetricSecurityBindingElement)sbe ).RecipientTokenParameters as X509SecurityTokenParameters;
if ( recepientParamameters != null && recepientParamameters.X509ReferenceStyle == X509KeyIdentifierClauseType.IssuerSerial )
return true;
}
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.EndpointSupportingTokenParameters.Endorsing ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.EndpointSupportingTokenParameters.Signed ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.EndpointSupportingTokenParameters.SignedEncrypted ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.EndpointSupportingTokenParameters.SignedEndorsing ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.OptionalEndpointSupportingTokenParameters.Endorsing ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.OptionalEndpointSupportingTokenParameters.Signed ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.OptionalEndpointSupportingTokenParameters.SignedEncrypted ) )
return true;
if ( DoesX509TokenParametersContainClauseTypeofIssuerSerial( sbe.OptionalEndpointSupportingTokenParameters.SignedEndorsing ) )
return true;
return false;
}
bool DoesX509TokenParametersContainClauseTypeofIssuerSerial( Collection<SecurityTokenParameters> tokenParameters )
{
foreach ( SecurityTokenParameters tokenParameter in tokenParameters )
{
X509SecurityTokenParameters x509TokenParameter = tokenParameter as X509SecurityTokenParameters;
if ( x509TokenParameter != null )
{
if ( x509TokenParameter.X509ReferenceStyle == X509KeyIdentifierClauseType.IssuerSerial )
return true;
}
}
return false;
}
protected override bool SerializeToXmlElement(XmlWriter writer, String elementName)
{
bool result;
if (this.failedSecurityBindingElement != null && writer != null)
{
writer.WriteComment(SR.GetString(SR.ConfigurationSchemaInsuffientForSecurityBindingElementInstance));
writer.WriteComment(this.failedSecurityBindingElement.ToString());
result = true;
}
else
{
if ( writer != null && this.willX509IssuerReferenceAssertionBeWritten )
writer.WriteComment( SR.GetString(SR.ConfigurationSchemaContainsX509IssuerSerialReference));
result = base.SerializeToXmlElement(writer, elementName);
}
return result;
}
protected override bool SerializeElement(XmlWriter writer, bool serializeCollectionKey)
{
bool nontrivial = base.SerializeElement(writer, serializeCollectionKey);
// A SecurityElement can copy properties from a "bootstrap" SecurityBaseElement.
// In this case, a trivial bootstrap (no properties set) is equivalent to not having one at all so we can omit it.
Func<PropertyInformation, bool> nontrivialProperty = property => property.ValueOrigin == PropertyValueOrigin.SetHere;
if (this.IsSecurityElementBootstrap && !this.ElementInformation.Properties.OfType<PropertyInformation>().Any(nontrivialProperty))
{
nontrivial = false;
}
return nontrivial;
}
protected override void Unmerge(ConfigurationElement sourceElement, ConfigurationElement parentElement, ConfigurationSaveMode saveMode)
{
if ( sourceElement is SecurityElementBase )
{
this.failedSecurityBindingElement = ( (SecurityElementBase)sourceElement ).failedSecurityBindingElement;
this.willX509IssuerReferenceAssertionBeWritten = ( (SecurityElementBase)sourceElement ).willX509IssuerReferenceAssertionBeWritten;
}
base.Unmerge(sourceElement, parentElement, saveMode);
}
}
}
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