protected override void OnOpen(TimeSpan timeout) { if (State == CommunicationState.Opened) { throw new InvalidOperationException("Already opened."); } EnsureProperties(); proxy = new WSTrustSecurityTokenServiceProxy( IssuerBinding, IssuerAddress); }
protected override void OnOpen (TimeSpan timeout) { if (comm != null) throw new InvalidOperationException ("Already opened."); EnsureProperties (); comm = new WSTrustSecurityTokenServiceProxy ( IssuerBinding, IssuerAddress); KeyedByTypeCollection<IEndpointBehavior> bl = comm.Endpoint.Behaviors; foreach (IEndpointBehavior b in IssuerChannelBehaviors) { bl.Remove (b.GetType ()); bl.Add (b); } comm.Open (); }
protected override void OnOpen(TimeSpan timeout) { if (comm != null) { throw new InvalidOperationException("Already opened."); } EnsureProperties(); comm = new WSTrustSecurityTokenServiceProxy( IssuerBinding, IssuerAddress); KeyedByTypeCollection <IEndpointBehavior> bl = comm.Endpoint.Behaviors; foreach (IEndpointBehavior b in IssuerChannelBehaviors) { bl.Remove(b.GetType()); bl.Add(b); } comm.Open(); }
protected override void OnOpen (TimeSpan timeout) { if (State == CommunicationState.Opened) throw new InvalidOperationException ("Already opened."); EnsureProperties (); proxy = new WSTrustSecurityTokenServiceProxy ( IssuerBinding, IssuerAddress); }
public SecurityToken GetToken(TimeSpan timeout) { TlsnegoClientSessionContext tlsctx = new TlsnegoClientSessionContext(); TlsClientSession tls = new TlsClientSession(IssuerAddress.Uri.ToString(), client_certificate, owner.Manager.ClientCredentials.ServiceCertificate.Authentication); WstRequestSecurityToken rst = new WstRequestSecurityToken(); string contextId = rst.Context; // send ClientHello rst.BinaryExchange = new WstBinaryExchange(Constants.WstBinaryExchangeValueTls); rst.BinaryExchange.Value = tls.ProcessClientHello(); Message request = Message.CreateMessage(IssuerBinding.MessageVersion, Constants.WstIssueAction, rst); request.Headers.MessageId = new UniqueId(); request.Headers.ReplyTo = new EndpointAddress(Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; MessageBuffer buffer = request.CreateBufferedCopy(0x10000); tlsctx.StoreMessage(buffer.CreateMessage().GetReaderAtBodyContents()); Message response = proxy.Issue(buffer.CreateMessage()); // FIXME: use correct limitation buffer = response.CreateBufferedCopy(0x10000); tlsctx.StoreMessage(buffer.CreateMessage().GetReaderAtBodyContents()); // receive ServerHello WSTrustRequestSecurityTokenResponseReader reader = new WSTrustRequestSecurityTokenResponseReader(Constants.WstTlsnegoProofTokenType, buffer.CreateMessage().GetReaderAtBodyContents(), SecurityTokenSerializer, null); reader.Read(); if (reader.Value.RequestedSecurityToken != null) { return(reader.Value.RequestedSecurityToken); } tls.ProcessServerHello(reader.Value.BinaryExchange.Value); // send ClientKeyExchange WstRequestSecurityTokenResponse rstr = new WstRequestSecurityTokenResponse(SecurityTokenSerializer); rstr.Context = reader.Value.Context; rstr.BinaryExchange = new WstBinaryExchange(Constants.WstBinaryExchangeValueTls); rstr.BinaryExchange.Value = tls.ProcessClientKeyExchange(); request = Message.CreateMessage(IssuerBinding.MessageVersion, Constants.WstIssueReplyAction, rstr); request.Headers.ReplyTo = new EndpointAddress(Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; buffer = request.CreateBufferedCopy(0x10000); tlsctx.StoreMessage(buffer.CreateMessage().GetReaderAtBodyContents()); //Console.WriteLine (System.Text.Encoding.UTF8.GetString (tlsctx.GetC14NResults ())); // FIXME: regeneration of this instance is somehow required, but should not be. proxy = new WSTrustSecurityTokenServiceProxy( IssuerBinding, IssuerAddress); response = proxy.IssueReply(buffer.CreateMessage()); // FIXME: use correct limitation buffer = response.CreateBufferedCopy(0x10000); WstRequestSecurityTokenResponseCollection coll = new WstRequestSecurityTokenResponseCollection(); coll.Read(Constants.WstTlsnegoProofTokenType, buffer.CreateMessage().GetReaderAtBodyContents(), SecurityTokenSerializer, null); if (coll.Responses.Count != 2) { throw new SecurityNegotiationException(String.Format("Expected response is RequestSecurityTokenResponseCollection which contains two RequestSecurityTokenResponse items, but it actually contains {0} items", coll.Responses.Count)); } WstRequestSecurityTokenResponse r = coll.Responses [0]; tls.ProcessServerFinished(r.BinaryExchange.Value); SecurityContextSecurityToken sctSrc = r.RequestedSecurityToken; #if false // FIXME: should this final RSTR included in RSTRC considered too? XmlDocument doc = new XmlDocument(); doc.PreserveWhitespace = true; using (XmlDictionaryWriter dw = XmlDictionaryWriter.CreateDictionaryWriter(doc.CreateNavigator().AppendChild())) { if (r == null) { throw new Exception("r"); } if (dw == null) { throw new Exception("dw"); } r.WriteBodyContents(dw); } tlsctx.StoreMessage(XmlDictionaryReader.CreateDictionaryReader(new XmlNodeReader(doc))); #endif // the RequestedProofToken is represented as 32 bytes // of TLS ApplicationData. // - According to WSE2 doc, it is *the* key, but not // sure it also applies to WCF. // - WSS4J also seems to store the encryped shared key. // - (Important) It seems that without tls decryption, // .NET fails to recover the key. byte [] proof = tls.ProcessApplicationData( (byte [])r.RequestedProofToken); byte [] key = proof; // Authenticate token. byte [] actual = coll.Responses [1].Authenticator; if (actual == null) { throw new SecurityNegotiationException("Token authenticator is expected in the RequestSecurityTokenResponse but not found."); } if (coll.Responses [0].Context != contextId) { throw new SecurityNegotiationException("The context Id does not match with that of the corresponding token authenticator."); } // H = sha1(exc14n(RST..RSTRs)) byte [] hash = SHA1.Create().ComputeHash(tlsctx.GetC14NResults()); byte [] referent = tls.CreateHash(key, hash, "AUTH-HASH"); Console.WriteLine(System.Text.Encoding.ASCII.GetString(tlsctx.GetC14NResults())); Console.Write("Hash: "); foreach (byte b in hash) { Console.Write("{0:X02} ", b); } Console.WriteLine(); Console.Write("Referent: "); foreach (byte b in referent) { Console.Write("{0:X02} ", b); } Console.WriteLine(); Console.Write("Actual: "); foreach (byte b in actual) { Console.Write("{0:X02} ", b); } Console.WriteLine(); Console.Write("Proof: "); foreach (byte b in proof) { Console.Write("{0:X02} ", b); } Console.WriteLine(); bool mismatch = referent.Length != actual.Length; if (!mismatch) { for (int i = 0; i < referent.Length; i++) { if (referent [i] != actual [i]) { mismatch = true; } } } if (mismatch) { throw new SecurityNegotiationException("The CombinedHash does not match the expected value."); } return(sctSrc); }
public SecurityToken GetToken (TimeSpan timeout) { bool gss = (TargetAddress.Identity == null); SspiClientSession sspi = new SspiClientSession (); WstRequestSecurityToken rst = new WstRequestSecurityToken (); // send MessageType1 rst.BinaryExchange = new WstBinaryExchange (Constants.WstBinaryExchangeValueGss); // When the TargetAddress does not contain the endpoint // identity, then .net seems to use Kerberos instead of // raw NTLM. if (gss) rst.BinaryExchange.Value = sspi.ProcessSpnegoInitialContextTokenRequest (); else rst.BinaryExchange.Value = sspi.ProcessMessageType1 (); Message request = Message.CreateMessage (IssuerBinding.MessageVersion, Constants.WstIssueAction, rst); request.Headers.MessageId = new UniqueId (); request.Headers.ReplyTo = new EndpointAddress (Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; MessageBuffer buffer = request.CreateBufferedCopy (0x10000); // tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); // receive MessageType2 Message response = proxy.Issue (buffer.CreateMessage ()); buffer = response.CreateBufferedCopy (0x10000); // tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); WSTrustRequestSecurityTokenResponseReader reader = new WSTrustRequestSecurityTokenResponseReader (Constants.WstSpnegoProofTokenType, buffer.CreateMessage ().GetReaderAtBodyContents (), SecurityTokenSerializer, null); reader.Read (); byte [] raw = reader.Value.BinaryExchange.Value; if (gss) sspi.ProcessSpnegoInitialContextTokenResponse (raw); else sspi.ProcessMessageType2 (raw); // send MessageType3 WstRequestSecurityTokenResponse rstr = new WstRequestSecurityTokenResponse (SecurityTokenSerializer); rstr.Context = reader.Value.Context; rstr.BinaryExchange = new WstBinaryExchange (Constants.WstBinaryExchangeValueGss); NetworkCredential cred = owner.Manager.ClientCredentials.Windows.ClientCredential; string user = string.IsNullOrEmpty (cred.UserName) ? Environment.UserName : cred.UserName; string pass = cred.Password ?? String.Empty; if (gss) rstr.BinaryExchange.Value = sspi.ProcessSpnegoProcessContextToken (user, pass); else rstr.BinaryExchange.Value = sspi.ProcessMessageType3 (user, pass); request = Message.CreateMessage (IssuerBinding.MessageVersion, Constants.WstIssueReplyAction, rstr); request.Headers.MessageId = new UniqueId (); request.Headers.ReplyTo = new EndpointAddress (Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; buffer = request.CreateBufferedCopy (0x10000); // tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); proxy = new WSTrustSecurityTokenServiceProxy ( IssuerBinding, IssuerAddress); response = proxy.IssueReply (buffer.CreateMessage ()); // FIXME: use correct limitation buffer = response.CreateBufferedCopy (0x10000); // don't store this message for ckhash (it's not part // of exchange) /* Console.WriteLine (buffer.CreateMessage ()); */ throw new NotImplementedException (); }
public SecurityToken GetToken(TimeSpan timeout) { bool gss = (TargetAddress.Identity == null); SspiClientSession sspi = new SspiClientSession(); WstRequestSecurityToken rst = new WstRequestSecurityToken(); // send MessageType1 rst.BinaryExchange = new WstBinaryExchange(Constants.WstBinaryExchangeValueGss); // When the TargetAddress does not contain the endpoint // identity, then .net seems to use Kerberos instead of // raw NTLM. if (gss) { rst.BinaryExchange.Value = sspi.ProcessSpnegoInitialContextTokenRequest(); } else { rst.BinaryExchange.Value = sspi.ProcessMessageType1(); } Message request = Message.CreateMessage(IssuerBinding.MessageVersion, Constants.WstIssueAction, rst); request.Headers.MessageId = new UniqueId(); request.Headers.ReplyTo = new EndpointAddress(Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; MessageBuffer buffer = request.CreateBufferedCopy(0x10000); // tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); // receive MessageType2 Message response = proxy.Issue(buffer.CreateMessage()); buffer = response.CreateBufferedCopy(0x10000); // tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); WSTrustRequestSecurityTokenResponseReader reader = new WSTrustRequestSecurityTokenResponseReader(Constants.WstSpnegoProofTokenType, buffer.CreateMessage().GetReaderAtBodyContents(), SecurityTokenSerializer, null); reader.Read(); byte [] raw = reader.Value.BinaryExchange.Value; if (gss) { sspi.ProcessSpnegoInitialContextTokenResponse(raw); } else { sspi.ProcessMessageType2(raw); } // send MessageType3 WstRequestSecurityTokenResponse rstr = new WstRequestSecurityTokenResponse(SecurityTokenSerializer); rstr.Context = reader.Value.Context; rstr.BinaryExchange = new WstBinaryExchange(Constants.WstBinaryExchangeValueGss); NetworkCredential cred = owner.Manager.ClientCredentials.Windows.ClientCredential; string user = string.IsNullOrEmpty(cred.UserName) ? Environment.UserName : cred.UserName; string pass = cred.Password ?? String.Empty; if (gss) { rstr.BinaryExchange.Value = sspi.ProcessSpnegoProcessContextToken(user, pass); } else { rstr.BinaryExchange.Value = sspi.ProcessMessageType3(user, pass); } request = Message.CreateMessage(IssuerBinding.MessageVersion, Constants.WstIssueReplyAction, rstr); request.Headers.MessageId = new UniqueId(); request.Headers.ReplyTo = new EndpointAddress(Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; buffer = request.CreateBufferedCopy(0x10000); // tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); proxy = new WSTrustSecurityTokenServiceProxy( IssuerBinding, IssuerAddress); response = proxy.IssueReply(buffer.CreateMessage()); // FIXME: use correct limitation buffer = response.CreateBufferedCopy(0x10000); // don't store this message for ckhash (it's not part // of exchange) /* Console.WriteLine (buffer.CreateMessage ()); */ throw new NotImplementedException(); }
public SecurityToken GetToken (TimeSpan timeout) { TlsnegoClientSessionContext tlsctx = new TlsnegoClientSessionContext (); TlsClientSession tls = new TlsClientSession (IssuerAddress.Uri.ToString (), client_certificate, owner.Manager.ClientCredentials.ServiceCertificate.Authentication); WstRequestSecurityToken rst = new WstRequestSecurityToken (); string contextId = rst.Context; // send ClientHello rst.BinaryExchange = new WstBinaryExchange (Constants.WstBinaryExchangeValueTls); rst.BinaryExchange.Value = tls.ProcessClientHello (); Message request = Message.CreateMessage (IssuerBinding.MessageVersion, Constants.WstIssueAction, rst); request.Headers.MessageId = new UniqueId (); request.Headers.ReplyTo = new EndpointAddress (Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; MessageBuffer buffer = request.CreateBufferedCopy (0x10000); tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); Message response = proxy.Issue (buffer.CreateMessage ()); // FIXME: use correct limitation buffer = response.CreateBufferedCopy (0x10000); tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); // receive ServerHello WSTrustRequestSecurityTokenResponseReader reader = new WSTrustRequestSecurityTokenResponseReader (Constants.WstTlsnegoProofTokenType, buffer.CreateMessage ().GetReaderAtBodyContents (), SecurityTokenSerializer, null); reader.Read (); if (reader.Value.RequestedSecurityToken != null) return reader.Value.RequestedSecurityToken; tls.ProcessServerHello (reader.Value.BinaryExchange.Value); // send ClientKeyExchange WstRequestSecurityTokenResponse rstr = new WstRequestSecurityTokenResponse (SecurityTokenSerializer); rstr.Context = reader.Value.Context; rstr.BinaryExchange = new WstBinaryExchange (Constants.WstBinaryExchangeValueTls); rstr.BinaryExchange.Value = tls.ProcessClientKeyExchange (); request = Message.CreateMessage (IssuerBinding.MessageVersion, Constants.WstIssueReplyAction, rstr); request.Headers.ReplyTo = new EndpointAddress (Constants.WsaAnonymousUri); request.Headers.To = TargetAddress.Uri; buffer = request.CreateBufferedCopy (0x10000); tlsctx.StoreMessage (buffer.CreateMessage ().GetReaderAtBodyContents ()); //Console.WriteLine (System.Text.Encoding.UTF8.GetString (tlsctx.GetC14NResults ())); // FIXME: regeneration of this instance is somehow required, but should not be. proxy = new WSTrustSecurityTokenServiceProxy ( IssuerBinding, IssuerAddress); response = proxy.IssueReply (buffer.CreateMessage ()); // FIXME: use correct limitation buffer = response.CreateBufferedCopy (0x10000); WstRequestSecurityTokenResponseCollection coll = new WstRequestSecurityTokenResponseCollection (); coll.Read (Constants.WstTlsnegoProofTokenType, buffer.CreateMessage ().GetReaderAtBodyContents (), SecurityTokenSerializer, null); if (coll.Responses.Count != 2) throw new SecurityNegotiationException (String.Format ("Expected response is RequestSecurityTokenResponseCollection which contains two RequestSecurityTokenResponse items, but it actually contains {0} items", coll.Responses.Count)); WstRequestSecurityTokenResponse r = coll.Responses [0]; tls.ProcessServerFinished (r.BinaryExchange.Value); SecurityContextSecurityToken sctSrc = r.RequestedSecurityToken; #if false // FIXME: should this final RSTR included in RSTRC considered too? XmlDocument doc = new XmlDocument (); doc.PreserveWhitespace = true; using (XmlDictionaryWriter dw = XmlDictionaryWriter.CreateDictionaryWriter (doc.CreateNavigator ().AppendChild ())) { if (r == null) throw new Exception ("r"); if (dw == null) throw new Exception ("dw"); r.WriteBodyContents (dw); } tlsctx.StoreMessage (XmlDictionaryReader.CreateDictionaryReader (new XmlNodeReader (doc))); #endif // the RequestedProofToken is represented as 32 bytes // of TLS ApplicationData. // - According to WSE2 doc, it is *the* key, but not // sure it also applies to WCF. // - WSS4J also seems to store the encryped shared key. // - (Important) It seems that without tls decryption, // .NET fails to recover the key. byte [] proof = tls.ProcessApplicationData ( (byte []) r.RequestedProofToken); byte [] key = proof; // Authenticate token. byte [] actual = coll.Responses [1].Authenticator; if (actual == null) throw new SecurityNegotiationException ("Token authenticator is expected in the RequestSecurityTokenResponse but not found."); if (coll.Responses [0].Context != contextId) throw new SecurityNegotiationException ("The context Id does not match with that of the corresponding token authenticator."); // H = sha1(exc14n(RST..RSTRs)) byte [] hash = SHA1.Create ().ComputeHash (tlsctx.GetC14NResults ()); byte [] referent = tls.CreateHash (key, hash, "AUTH-HASH"); /* Console.WriteLine (System.Text.Encoding.ASCII.GetString (tlsctx.GetC14NResults ())); Console.Write ("Hash: "); foreach (byte b in hash) Console.Write ("{0:X02} ", b); Console.WriteLine (); Console.Write ("Referent: "); foreach (byte b in referent) Console.Write ("{0:X02} ", b); Console.WriteLine (); Console.Write ("Actual: "); foreach (byte b in actual) Console.Write ("{0:X02} ", b); Console.WriteLine (); Console.Write ("Proof: "); foreach (byte b in proof) Console.Write ("{0:X02} ", b); Console.WriteLine (); */ bool mismatch = referent.Length != actual.Length; if (!mismatch) for (int i = 0; i < referent.Length; i++) if (referent [i] != actual [i]) mismatch = true; if (mismatch) throw new SecurityNegotiationException ("The CombinedHash does not match the expected value."); return sctSrc; }