mcs/class/System.ServiceModel/System.ServiceModel.Channels.Security/SecurityRequestContext.cs

   1 //
   2 // SecurityRequestContext.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.IO;
  31 using System.Net.Security;
  32 using System.IdentityModel.Selectors;
  33 using System.IdentityModel.Tokens;
  34 using System.Security.Cryptography;
  35 using System.Security.Cryptography.X509Certificates;
  36 using System.Security.Cryptography.Xml;
  37 using System.ServiceModel;
  38 using System.ServiceModel.Channels;
  39 using System.ServiceModel.Description;
  40 using System.ServiceModel.Security;
  41 using System.ServiceModel.Security.Tokens;
  42 using System.Xml;
  43 using System.Xml.XPath;
  44
  45 namespace System.ServiceModel.Channels.Security
  46 {
  47         internal class SecurityRequestContext : RequestContext
  48         {
  49                 RecipientMessageSecurityBindingSupport security;
  50                 SecurityReplyChannel channel;
  51                 RequestContext source;
  52                 Message msg;
  53                 MessageBuffer source_request;
  54
  55                 public SecurityRequestContext (SecurityReplyChannel channel, RequestContext source)
  56                 {
  57                         this.source = source;
  58                         this.channel = channel;
  59
  60                         security = channel.Source.SecuritySupport;
  61                 }
  62
  63                 public override Message RequestMessage {
  64                         get {
  65                                 if (msg == null)
  66                                         msg = new RecipientSecureMessageDecryptor (source.RequestMessage, security).DecryptMessage ();
  67                                 return msg;
  68                         }
  69                 }
  70
  71                 public override void Abort ()
  72                 {
  73                         source.Abort ();
  74                 }
  75
  76                 public override IAsyncResult BeginReply (Message message, AsyncCallback callback, object state)
  77                 {
  78                         return BeginReply (message, channel.Listener.DefaultSendTimeout, callback, state);
  79                 }
  80
  81                 public override IAsyncResult BeginReply (Message message, TimeSpan timeout, AsyncCallback callback, object state)
  82                 {
  83                         // FIXME: implement
  84                         throw new NotImplementedException ();
  85                 }
  86
  87                 public override void Close ()
  88                 {
  89                         Close (channel.Listener.DefaultCloseTimeout);
  90                 }
  91
  92                 public override void Close (TimeSpan timeout)
  93                 {
  94                         source.Close (timeout);
  95                 }
  96
  97                 public override void EndReply (IAsyncResult result)
  98                 {
  99                         // FIXME: implement
 100                         throw new NotImplementedException ();
 101                 }
 102
 103                 public override void Reply (Message message)
 104                 {
 105                         Reply (message, channel.Listener.DefaultSendTimeout);
 106                 }
 107
 108                 public override void Reply (Message message, TimeSpan timeout)
 109                 {
 110                         try {
 111                                 if (!message.IsFault && message.Headers.Action != Constants.WstIssueReplyAction)
 112                                         message = SecureMessage (message);
 113                                 source.Reply (message, timeout);
 114                         } catch (Exception ex) {
 115                                 FaultConverter fc = FaultConverter.GetDefaultFaultConverter (msg.Version);
 116                                 Message fault;
 117                                 if (fc.TryCreateFaultMessage (ex, out fault))
 118                                         source.Reply (fault, timeout);
 119                                 else
 120                                         throw;
 121                         }
 122                 }
 123
 124                 Message SecureMessage (Message input)
 125                 {
 126                         return new RecipientMessageSecurityGenerator (input, this, security).SecureMessage ();
 127                 }
 128         }
 129 }