mcs/class/System.ServiceModel/System.ServiceModel.Channels/SymmetricSecurityBindingElement.cs

   1 //
   2 // SymmetricSecurityBindingElement.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2005-2007 Novell, Inc.  http://www.novell.com
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28 using System.Collections.Generic;
  29 using System.Collections.ObjectModel;
  30 using System.IdentityModel.Selectors;
  31 using System.IdentityModel.Tokens;
  32 using System.Net.Security;
  33 using System.ServiceModel.Channels;
  34 using System.ServiceModel.Channels.Security;
  35 using System.ServiceModel.Description;
  36 using System.ServiceModel.Security;
  37 using System.ServiceModel.Security.Tokens;
  38
  39 using ReqType = System.ServiceModel.Security.Tokens.ServiceModelSecurityTokenRequirement;
  40
  41 namespace System.ServiceModel.Channels
  42 {
  43         public sealed class SymmetricSecurityBindingElement
  44                 : SecurityBindingElement, IPolicyExportExtension
  45         {
  46                 public SymmetricSecurityBindingElement ()
  47                         : this ((SecurityTokenParameters) null)
  48                 {
  49                 }
  50
  51                 public SymmetricSecurityBindingElement (
  52                         SecurityTokenParameters protectionTokenParameters)
  53                 {
  54                         ProtectionTokenParameters = protectionTokenParameters;
  55                 }
  56
  57                 private SymmetricSecurityBindingElement (
  58                         SymmetricSecurityBindingElement other)
  59                         : base (other)
  60                 {
  61                         msg_protection_order = other.msg_protection_order;
  62                         require_sig_confirm = other.require_sig_confirm;
  63                         if (other.protection_token_params != null)
  64                                 protection_token_params = other.protection_token_params.Clone ();
  65                 }
  66
  67                 MessageProtectionOrder msg_protection_order =
  68                         MessageProtectionOrder.SignBeforeEncryptAndEncryptSignature;
  69                 SecurityTokenParameters protection_token_params;
  70                 bool require_sig_confirm;
  71                 // make sure that they are also cloned.
  72
  73                 [MonoTODO]
  74                 public MessageProtectionOrder MessageProtectionOrder {
  75                         get { return msg_protection_order; }
  76                         set { msg_protection_order = value; }
  77                 }
  78
  79                 public SecurityTokenParameters ProtectionTokenParameters {
  80                         get { return protection_token_params; }
  81                         set { protection_token_params = value; }
  82                 }
  83
  84                 [MonoTODO]
  85                 public bool RequireSignatureConfirmation {
  86                         get { return require_sig_confirm; }
  87                         set { require_sig_confirm = value; }
  88                 }
  89
  90                 public override void SetKeyDerivation (bool requireDerivedKeys)
  91                 {
  92                         base.SetKeyDerivation (requireDerivedKeys);
  93                         if (ProtectionTokenParameters != null)
  94                                 ProtectionTokenParameters.RequireDerivedKeys = requireDerivedKeys;
  95                 }
  96
  97                 [MonoTODO]
  98                 public override string ToString ()
  99                 {
 100                         return base.ToString ();
 101                 }
 102
 103                 [MonoTODO]
 104                 protected override IChannelFactory<TChannel>
 105                         BuildChannelFactoryCore<TChannel> (
 106                         BindingContext context)
 107                 {
 108                         if (ProtectionTokenParameters == null)
 109                                 throw new InvalidOperationException ("Protection token parameters must be set before building channel factory.");
 110
 111                         SetIssuerBindingContextIfRequired (ProtectionTokenParameters, context);
 112
 113                         ClientCredentials cred = context.BindingParameters.Find<ClientCredentials> ();
 114                         if (cred == null)
 115                                 // it happens when there is no ChannelFactory<T>.
 116                                 cred = new ClientCredentials ();
 117                         SecurityTokenManager manager = cred.CreateSecurityTokenManager ();
 118                         ChannelProtectionRequirements requirements =
 119                                 context.BindingParameters.Find<ChannelProtectionRequirements> ();
 120
 121                         return new SecurityChannelFactory<TChannel> (
 122                                 context.BuildInnerChannelFactory<TChannel> (), new InitiatorMessageSecurityBindingSupport (GetCapabilities (), manager, requirements));
 123                 }
 124
 125                 [MonoTODO]
 126                 protected override IChannelListener<TChannel>
 127                         BuildChannelListenerCore<TChannel> (
 128                         BindingContext context)
 129                 {
 130                         if (ProtectionTokenParameters == null)
 131                                 throw new InvalidOperationException ("Protection token parameters must be set before building channel factory.");
 132
 133                         SetIssuerBindingContextIfRequired (ProtectionTokenParameters, context);
 134
 135                         ServiceCredentials cred = context.BindingParameters.Find<ServiceCredentials> ();
 136                         if (cred == null)
 137                                 // it happens when there is no ChannelFactory<T>.
 138                                 cred = new ServiceCredentials ();
 139                         ServiceCredentialsSecurityTokenManager manager = (ServiceCredentialsSecurityTokenManager) cred.CreateSecurityTokenManager ();
 140                         ChannelProtectionRequirements requirements =
 141                                 context.BindingParameters.Find<ChannelProtectionRequirements> ();
 142
 143                         return new SecurityChannelListener<TChannel> (
 144                                 context.BuildInnerChannelListener<TChannel> (), new RecipientMessageSecurityBindingSupport (GetCapabilities (), manager, requirements));
 145                 }
 146
 147                 public override BindingElement Clone ()
 148                 {
 149                         return new SymmetricSecurityBindingElement (this);
 150                 }
 151
 152                 [MonoTODO]
 153                 public override T GetProperty<T> (BindingContext context)
 154                 {
 155                         if (context == null)
 156                                 throw new ArgumentNullException ("context");
 157                         if (typeof (T) == typeof (ISecurityCapabilities))
 158                                 return (T) (object) GetCapabilities ();
 159                         if (typeof (T) == typeof (IdentityVerifier))
 160                                 throw new NotImplementedException ();
 161                         return base.GetProperty<T> (context);
 162                 }
 163
 164                 SymmetricSecurityCapabilities GetCapabilities ()
 165                 {
 166                         return new SymmetricSecurityCapabilities (this);
 167                 }
 168
 169                 #region explicit interface implementations
 170                 [MonoTODO]
 171                 void IPolicyExportExtension.ExportPolicy (
 172                         MetadataExporter exporter,
 173                         PolicyConversionContext policyContext)
 174                 {
 175                         throw new NotImplementedException ();
 176                 }
 177                 #endregion
 178         }
 179 }