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

   1 //
   2 // SecurityChannelListener.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2006 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.Net.Security;
  31 using System.IdentityModel.Selectors;
  32 using System.IdentityModel.Tokens;
  33 using System.Security.Cryptography.X509Certificates;
  34 using System.ServiceModel;
  35 using System.ServiceModel.Description;
  36 using System.ServiceModel.Security;
  37 using System.ServiceModel.Security.Tokens;
  38
  39 namespace System.ServiceModel.Channels
  40 {
  41         internal class SecurityChannelListener<TChannel> : ChannelListenerBase<TChannel>
  42                   where TChannel : class, IChannel
  43         {
  44                 IChannelListener<TChannel> inner;
  45                 RecipientMessageSecurityBindingSupport security;
  46
  47                 public SecurityChannelListener (
  48                         IChannelListener<TChannel> innerListener,
  49                         RecipientMessageSecurityBindingSupport security)
  50                 {
  51                         inner = innerListener;
  52                         this.security = security;
  53                 }
  54
  55                 public RecipientMessageSecurityBindingSupport SecuritySupport {
  56                         get { return security; }
  57                 }
  58
  59                 public override T GetProperty<T> ()
  60                 {
  61                         if (typeof (T) == typeof (MessageSecurityBindingSupport))
  62                                 return (T) (object) security;
  63                         return base.GetProperty<T> ();
  64                 }
  65
  66                 TChannel CreateSecurityWrapper (TChannel src)
  67                 {
  68                         if (typeof (TChannel) == typeof (IReplyChannel))
  69                                 return (TChannel) (object) new SecurityReplyChannel ((SecurityChannelListener<IReplyChannel>) (object) this, (IReplyChannel) (object) src);
  70                         throw new NotImplementedException ();
  71                 }
  72
  73                 void AcquireTokens ()
  74                 {
  75                         security.Prepare (this);
  76                 }
  77
  78                 void ReleaseTokens ()
  79                 {
  80                         security.Release ();
  81                 }
  82
  83                 // ChannelListenerBase
  84
  85                 protected override TChannel OnAcceptChannel (TimeSpan timeout)
  86                 {
  87                         return CreateSecurityWrapper (inner.AcceptChannel (timeout));
  88                 }
  89
  90                 protected override IAsyncResult OnBeginAcceptChannel (TimeSpan timeout, AsyncCallback callback, object state)
  91                 {
  92                         return inner.BeginAcceptChannel (timeout, callback, state);
  93                 }
  94
  95                 protected override TChannel OnEndAcceptChannel (IAsyncResult result)
  96                 {
  97                         return CreateSecurityWrapper (inner.EndAcceptChannel (result));
  98                 }
  99
 100                 protected override bool OnWaitForChannel (TimeSpan timeout)
 101                 {
 102                         return inner.WaitForChannel (timeout);
 103                 }
 104
 105                 protected override IAsyncResult OnBeginWaitForChannel (TimeSpan timeout, AsyncCallback callback, object state)
 106                 {
 107                         return inner.BeginWaitForChannel (timeout, callback, state);
 108                 }
 109
 110                 protected override bool OnEndWaitForChannel (IAsyncResult result)
 111                 {
 112                         return inner.EndWaitForChannel (result);
 113                 }
 114
 115                 public override Uri Uri {
 116                         get { return inner.Uri; }
 117                 }
 118
 119                 // CommunicationObject
 120                 protected override void OnAbort ()
 121                 {
 122                         inner.Abort ();
 123                 }
 124
 125                 protected override void OnClose (TimeSpan timeout)
 126                 {
 127                         ReleaseTokens ();
 128                         inner.Close (timeout);
 129                 }
 130
 131                 protected override IAsyncResult OnBeginClose (TimeSpan timeout, AsyncCallback callback, object state)
 132                 {
 133                         ReleaseTokens ();
 134                         return inner.BeginClose (timeout, callback, state);
 135                 }
 136
 137                 protected override void OnEndClose (IAsyncResult result)
 138                 {
 139                         inner.EndClose (result);
 140                 }
 141
 142                 protected override void OnOpen (TimeSpan timeout)
 143                 {
 144                         AcquireTokens ();
 145                         inner.Open (timeout);
 146                 }
 147
 148                 protected override IAsyncResult OnBeginOpen (TimeSpan timeout, AsyncCallback callback, object state)
 149                 {
 150                         AcquireTokens ();
 151                         return inner.BeginOpen (timeout, callback, state);
 152                 }
 153
 154                 protected override void OnEndOpen (IAsyncResult result)
 155                 {
 156                         inner.EndOpen (result);
 157                 }
 158         }
 159
 160         internal class SecurityReplyChannel : LayeredReplyChannel
 161         {
 162                 SecurityChannelListener<IReplyChannel> source;
 163
 164                 public SecurityReplyChannel (
 165                         SecurityChannelListener<IReplyChannel> source,
 166                         IReplyChannel innerChannel)
 167                         : base (innerChannel)
 168                 {
 169                         this.source = source;
 170                 }
 171
 172                 public override ChannelListenerBase Listener {
 173                         get { return source; }
 174                 }
 175
 176                 public SecurityChannelListener<IReplyChannel> Source {
 177                         get { return source; }
 178                 }
 179
 180                 // IReplyChannel
 181
 182                 public override IAsyncResult BeginReceiveRequest (
 183                         TimeSpan timeout, AsyncCallback callback, object state)
 184                 {
 185                         throw new NotImplementedException ();
 186                 }
 187
 188                 public override IAsyncResult BeginTryReceiveRequest (
 189                         TimeSpan timeout, AsyncCallback callback, object state)
 190                 {
 191                         throw new NotImplementedException ();
 192                 }
 193
 194                 public override RequestContext EndReceiveRequest (IAsyncResult result)
 195                 {
 196                         throw new NotImplementedException ();
 197                 }
 198
 199                 public override bool EndTryReceiveRequest (IAsyncResult result, out RequestContext context)
 200                 {
 201                         throw new NotImplementedException ();
 202                 }
 203
 204                 public override RequestContext  ReceiveRequest (TimeSpan timeout)
 205                 {
 206                         return new SecurityRequestContext (this, base.ReceiveRequest (timeout));
 207                 }
 208
 209                 public override bool TryReceiveRequest (TimeSpan timeout, out RequestContext context)
 210                 {
 211                         if (!base.TryReceiveRequest (timeout, out context))
 212                                 return false;
 213                         context = new SecurityRequestContext (this, context);
 214                         return true;
 215                 }
 216
 217                 // IChannel
 218
 219                 public override T GetProperty<T> ()
 220                 {
 221                         // FIXME: implement
 222                         return base.GetProperty<T> ();
 223                 }
 224         }
 225 }