J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2003-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.security.sasl; |
| 27 | |
| 28 | import javax.security.sasl.*; |
| 29 | import com.sun.security.sasl.util.PolicyUtils; |
| 30 | |
| 31 | import java.util.Map; |
| 32 | import javax.security.auth.callback.CallbackHandler; |
| 33 | |
| 34 | /** |
| 35 | * Server factory for CRAM-MD5. |
| 36 | * |
| 37 | * Requires the following callback to be satisfied by callback handler |
| 38 | * when using CRAM-MD5. |
| 39 | * - AuthorizeCallback (to get canonicalized authzid) |
| 40 | * |
| 41 | * @author Rosanna Lee |
| 42 | */ |
| 43 | final public class ServerFactoryImpl implements SaslServerFactory { |
| 44 | private static final String myMechs[] = { |
| 45 | "CRAM-MD5", // |
| 46 | }; |
| 47 | |
| 48 | private static final int mechPolicies[] = { |
| 49 | PolicyUtils.NOPLAINTEXT|PolicyUtils.NOANONYMOUS, // CRAM-MD5 |
| 50 | }; |
| 51 | |
| 52 | private static final int CRAMMD5 = 0; |
| 53 | |
| 54 | public ServerFactoryImpl() { |
| 55 | } |
| 56 | |
| 57 | public SaslServer createSaslServer(String mech, |
| 58 | String protocol, |
| 59 | String serverName, |
| 60 | Map<String,?> props, |
| 61 | CallbackHandler cbh) throws SaslException { |
| 62 | |
| 63 | if (mech.equals(myMechs[CRAMMD5]) |
| 64 | && PolicyUtils.checkPolicy(mechPolicies[CRAMMD5], props)) { |
| 65 | |
| 66 | if (cbh == null) { |
| 67 | throw new SaslException( |
| 68 | "Callback handler with support for AuthorizeCallback required"); |
| 69 | } |
| 70 | return new CramMD5Server(protocol, serverName, props, cbh); |
| 71 | } |
| 72 | return null; |
| 73 | }; |
| 74 | |
| 75 | public String[] getMechanismNames(Map<String,?> props) { |
| 76 | return PolicyUtils.filterMechs(myMechs, mechPolicies, props); |
| 77 | } |
| 78 | } |