92 lines
2.8 KiB
C#
92 lines
2.8 KiB
C#
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// RsaSecurityTokenAuthenticator.cs
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//
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// Author:
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// Atsushi Enomoto <atsushi@ximian.com>
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//
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// Copyright (C) 2006 Novell, Inc. http://www.novell.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.IdentityModel.Claims;
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using System.IdentityModel.Policy;
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using System.IdentityModel.Tokens;
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using System.Security.Principal;
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using System.Security.Cryptography;
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using System.Xml;
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namespace System.IdentityModel.Selectors
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{
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public class RsaSecurityTokenAuthenticator
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: SecurityTokenAuthenticator
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{
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public RsaSecurityTokenAuthenticator ()
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{
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}
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protected override bool CanValidateTokenCore (SecurityToken token)
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{
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return token is RsaSecurityToken;
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}
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[MonoTODO ("hmm, what to validate?")]
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protected override ReadOnlyCollection<IAuthorizationPolicy>
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ValidateTokenCore (SecurityToken token)
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{
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RsaSecurityToken rt = token as RsaSecurityToken;
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if (rt == null)
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throw new InvalidOperationException ("Security token '{0}' cannot be validated by this security token authenticator.");
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IAuthorizationPolicy policy =
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new RsaAuthorizationPolicy (rt.Rsa);
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return new ReadOnlyCollection<IAuthorizationPolicy> (new IAuthorizationPolicy [] {policy});
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}
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class RsaAuthorizationPolicy : IAuthorizationPolicy
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{
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string id;
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RSA rsa;
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public RsaAuthorizationPolicy (RSA rsa)
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{
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id = new UniqueId ().ToString ();
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}
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public ClaimSet Issuer {
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get { return ClaimSet.System; }
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}
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public string Id {
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get { return id; }
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}
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public bool Evaluate (EvaluationContext ec, ref Object state)
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{
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ec.AddClaimSet (this, new DefaultClaimSet (Claim.CreateRsaClaim (rsa)));
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ec.RecordExpirationTime (DateTime.MaxValue.AddDays (-1));
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return true;
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}
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}
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}
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}
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