| | | 1 | | // Licensed to the .NET Foundation under one or more agreements. |
| | | 2 | | // The .NET Foundation licenses this file to you under the MIT license. |
| | | 3 | | |
| | | 4 | | using System; |
| | | 5 | | using System.Collections.Generic; |
| | | 6 | | using System.Security.Claims; |
| | | 7 | | using CoreWCF.IdentityModel.Policy; |
| | | 8 | | using CoreWCF.IdentityModel.Tokens; |
| | | 9 | | |
| | | 10 | | namespace CoreWCF.Security.Tokens |
| | | 11 | | { |
| | | 12 | | internal static class SecurityContextSecurityTokenHelper |
| | | 13 | | { |
| | | 14 | | public static SessionSecurityToken ConvertSctToSessionToken(SecurityContextSecurityToken sct) |
| | | 15 | | { |
| | 0 | 16 | | return ConvertSctToSessionToken(sct, SecureConversationVersion.Default); |
| | | 17 | | } |
| | | 18 | | |
| | | 19 | | public static SessionSecurityToken ConvertSctToSessionToken(SecurityContextSecurityToken sct, SecureConversation |
| | | 20 | | { |
| | 0 | 21 | | string endpointId = String.Empty; |
| | | 22 | | |
| | 0 | 23 | | for (int i = 0; i < sct.AuthorizationPolicies.Count; ++i) |
| | | 24 | | { |
| | 0 | 25 | | EndpointAuthorizationPolicy epAuthPolicy = sct.AuthorizationPolicies[i] as EndpointAuthorizationPolicy; |
| | 0 | 26 | | if (epAuthPolicy != null) |
| | | 27 | | { |
| | 0 | 28 | | endpointId = epAuthPolicy.EndpointId; |
| | 0 | 29 | | break; |
| | | 30 | | } |
| | | 31 | | } |
| | | 32 | | |
| | 0 | 33 | | SctAuthorizationPolicy sctAuthPolicy = null; |
| | 0 | 34 | | for (int i = 0; i < sct.AuthorizationPolicies.Count; i++) |
| | | 35 | | { |
| | 0 | 36 | | IAuthorizationPolicy authPolicy = sct.AuthorizationPolicies[i]; |
| | | 37 | | |
| | | 38 | | // The WCF SCT will have a SctAuthorizationPolicy that wraps the Primary Identity |
| | | 39 | | // of the bootstrap token. This is required for SCT renewal scenarios. Write the |
| | | 40 | | // SctAuthorizationPolicy if one is available. |
| | 0 | 41 | | sctAuthPolicy = authPolicy as SctAuthorizationPolicy; |
| | 0 | 42 | | if (sctAuthPolicy != null) |
| | | 43 | | { |
| | | 44 | | break; |
| | | 45 | | } |
| | | 46 | | } |
| | | 47 | | |
| | 0 | 48 | | ClaimsPrincipal claimsPrincipal = null; |
| | | 49 | | // these can be empty in transport security |
| | 0 | 50 | | if (sct.AuthorizationPolicies != null && sct.AuthorizationPolicies.Count > 0) |
| | | 51 | | { |
| | 0 | 52 | | AuthorizationPolicy ap = null; |
| | 0 | 53 | | for (int i = 0; i < sct.AuthorizationPolicies.Count; ++i) |
| | | 54 | | { |
| | 0 | 55 | | ap = sct.AuthorizationPolicies[i] as AuthorizationPolicy; |
| | 0 | 56 | | if (ap != null) |
| | | 57 | | { |
| | | 58 | | // We should have exactly one IAuthorizationPolicy of type AuthorizationPolicy. |
| | | 59 | | break; |
| | | 60 | | } |
| | | 61 | | } |
| | 0 | 62 | | if (ap != null) |
| | | 63 | | { |
| | 0 | 64 | | if (ap.IdentityCollection != null) |
| | | 65 | | { |
| | 0 | 66 | | claimsPrincipal = new ClaimsPrincipal(ap.IdentityCollection); |
| | | 67 | | } |
| | | 68 | | } |
| | | 69 | | } |
| | | 70 | | |
| | 0 | 71 | | if (claimsPrincipal == null) |
| | | 72 | | { |
| | | 73 | | // When _securityContextTokenWrapper is true, this implies WCF. |
| | | 74 | | // Authpolicies not found occurs when the SCT represents a bootstrap nego that is used obtain a key |
| | | 75 | | // for the outer or actual SCT {unfortunate but true and we haven't found a way to distinguish this othe |
| | | 76 | | // So return an empty ClaimsPrincipal so that when written on wire in cookie mode we DO NOT write an emp |
| | | 77 | | // If we did, then when the actual bootstrap token, such as a SAML token arrives, we will add the bootst |
| | | 78 | | // and end up with multiple, one of them anonymous. |
| | | 79 | | // |
| | 0 | 80 | | claimsPrincipal = new ClaimsPrincipal(); |
| | | 81 | | } |
| | | 82 | | |
| | 0 | 83 | | return new SessionSecurityToken(claimsPrincipal, sct.ContextId, sct.Id, String.Empty, sct.GetKeyBytes(), end |
| | | 84 | | } |
| | | 85 | | |
| | | 86 | | public static SecurityContextSecurityToken ConvertSessionTokenToSecurityContextSecurityToken(SessionSecurityToke |
| | | 87 | | { |
| | 0 | 88 | | if (token == null) |
| | | 89 | | { |
| | 0 | 90 | | throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(token)); |
| | | 91 | | } |
| | | 92 | | |
| | 0 | 93 | | List<IAuthorizationPolicy> policies = new List<IAuthorizationPolicy>(); |
| | 0 | 94 | | if (token.SctAuthorizationPolicy != null) |
| | | 95 | | { |
| | 0 | 96 | | policies.Add(token.SctAuthorizationPolicy); |
| | | 97 | | } |
| | | 98 | | |
| | 0 | 99 | | if (token.ClaimsPrincipal != null && token.ClaimsPrincipal.Identities != null) |
| | | 100 | | { |
| | 0 | 101 | | policies.Add(new AuthorizationPolicy(token.ClaimsPrincipal.Identities)); |
| | | 102 | | } |
| | | 103 | | |
| | 0 | 104 | | byte[] key = null; |
| | 0 | 105 | | SymmetricSecurityKey symmetricKey = token.SecurityKeys[0] as SymmetricSecurityKey; |
| | 0 | 106 | | if (symmetricKey != null) |
| | | 107 | | { |
| | 0 | 108 | | key = symmetricKey.GetSymmetricKey(); |
| | | 109 | | } |
| | | 110 | | |
| | 0 | 111 | | SecurityContextSecurityToken sct = new SecurityContextSecurityToken( |
| | 0 | 112 | | token.ContextId, |
| | 0 | 113 | | token.Id, |
| | 0 | 114 | | key, |
| | 0 | 115 | | token.ValidFrom, |
| | 0 | 116 | | token.ValidTo, |
| | 0 | 117 | | token.KeyGeneration, |
| | 0 | 118 | | token.KeyEffectiveTime, |
| | 0 | 119 | | token.KeyExpirationTime, |
| | 0 | 120 | | policies.AsReadOnly()); |
| | | 121 | | |
| | 0 | 122 | | return sct; |
| | | 123 | | } |
| | | 124 | | } |
| | | 125 | | } |