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| 1 | /* | ||
| 2 | * Copyright (c) 2003, 2006, Oracle and/or its affiliates. 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. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * 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 | } | ||