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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel.Channels
{
using System.Collections.Generic;
using System.ServiceModel.Description;
using System.Net;
using System.Net.Security;
using System.Runtime.Serialization;
using System.Security.Cryptography.X509Certificates;
using System.ServiceModel;
using System.ServiceModel.Activation;
using System.ServiceModel.Security;
using System.Xml;
using System.ComponentModel;
public class HttpsTransportBindingElement
: HttpTransportBindingElement, ITransportTokenAssertionProvider
{
bool requireClientCertificate;
MessageSecurityVersion messageSecurityVersion;
public HttpsTransportBindingElement()
: base()
{
this.requireClientCertificate = TransportDefaults.RequireClientCertificate;
}
protected HttpsTransportBindingElement(HttpsTransportBindingElement elementToBeCloned)
: base(elementToBeCloned)
{
this.requireClientCertificate = elementToBeCloned.requireClientCertificate;
this.messageSecurityVersion = elementToBeCloned.messageSecurityVersion;
}
HttpsTransportBindingElement(HttpTransportBindingElement elementToBeCloned)
: base(elementToBeCloned)
{
}
[DefaultValue(TransportDefaults.RequireClientCertificate)]
public bool RequireClientCertificate
{
get
{
return this.requireClientCertificate;
}
set
{
this.requireClientCertificate = value;
}
}
public override string Scheme
{
get { return "https"; }
}
public override BindingElement Clone()
{
return new HttpsTransportBindingElement(this);
}
internal override bool GetSupportsClientAuthenticationImpl(AuthenticationSchemes effectiveAuthenticationSchemes)
{
return this.requireClientCertificate || base.GetSupportsClientAuthenticationImpl(effectiveAuthenticationSchemes);
}
internal override bool GetSupportsClientWindowsIdentityImpl(AuthenticationSchemes effectiveAuthenticationSchemes)
{
return this.requireClientCertificate || base.GetSupportsClientWindowsIdentityImpl(effectiveAuthenticationSchemes);
}
// In order to generate sp:HttpsToken with the right policy.
// See CSD 3105 for detail.
internal MessageSecurityVersion MessageSecurityVersion
{
get
{
return this.messageSecurityVersion;
}
set
{
if (value == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("value"));
}
this.messageSecurityVersion = value;
}
}
public override IChannelFactory<TChannel> BuildChannelFactory<TChannel>(BindingContext context)
{
if (context == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
}
if (this.MessageHandlerFactory != null)
{
throw FxTrace.Exception.AsError(new InvalidOperationException(SR.GetString(SR.HttpPipelineNotSupportedOnClientSide, "MessageHandlerFactory")));
}
if (!this.CanBuildChannelFactory<TChannel>(context))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("TChannel", SR.GetString(SR.ChannelTypeNotSupported, typeof(TChannel)));
}
return (IChannelFactory<TChannel>)(object)new HttpsChannelFactory<TChannel>(this, context);
}
public override IChannelListener<TChannel> BuildChannelListener<TChannel>(BindingContext context)
{
if (context == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
}
HttpChannelListener listener;
if (!this.CanBuildChannelListener<TChannel>(context))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("TChannel", SR.GetString(SR.ChannelTypeNotSupported, typeof(TChannel)));
}
this.UpdateAuthenticationSchemes(context);
listener = new HttpsChannelListener<TChannel>(this, context);
AspNetEnvironment.Current.ApplyHostedContext(listener, context);
return (IChannelListener<TChannel>)(object)listener;
}
internal static HttpsTransportBindingElement CreateFromHttpBindingElement(HttpTransportBindingElement elementToBeCloned)
{
return new HttpsTransportBindingElement(elementToBeCloned);
}
public override T GetProperty<T>(BindingContext context)
{
if (context == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
}
if (typeof(T) == typeof(ISecurityCapabilities))
{
AuthenticationSchemes effectiveAuthenticationSchemes = HttpTransportBindingElement.GetEffectiveAuthenticationSchemes(this.AuthenticationScheme,
context.BindingParameters);
return (T)(object)new SecurityCapabilities(this.GetSupportsClientAuthenticationImpl(effectiveAuthenticationSchemes),
true,
this.GetSupportsClientWindowsIdentityImpl(effectiveAuthenticationSchemes),
ProtectionLevel.EncryptAndSign,
ProtectionLevel.EncryptAndSign);
}
else
{
return base.GetProperty<T>(context);
}
}
internal override void OnExportPolicy(MetadataExporter exporter, PolicyConversionContext context)
{
base.OnExportPolicy(exporter, context);
SecurityBindingElement.ExportPolicyForTransportTokenAssertionProviders(exporter, context);
}
internal override void OnImportPolicy(MetadataImporter importer, PolicyConversionContext policyContext)
{
base.OnImportPolicy(importer, policyContext);
WSSecurityPolicy sp = null;
if (WSSecurityPolicy.TryGetSecurityPolicyDriver(policyContext.GetBindingAssertions(), out sp))
sp.TryImportWsspHttpsTokenAssertion(importer, policyContext.GetBindingAssertions(), this);
}
#region ITransportTokenAssertionProvider Members
public XmlElement GetTransportTokenAssertion()
{
return null;
}
#endregion
}
}
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