author | weijun |
Tue, 21 Jul 2015 18:02:36 +0800 | |
changeset 31817 | 1cd8bae1ef0c |
parent 28670 | bb9afe681988 |
permissions | -rw-r--r-- |
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/* |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* |
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* |
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* (C) Copyright IBM Corp. 1999 All Rights Reserved. |
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* Copyright 1997 The Open Group Research Institute. All rights reserved. |
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*/ |
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package sun.security.krb5; |
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import sun.security.krb5.internal.*; |
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abstract class KrbKdcRep { |
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static void check( |
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boolean isAsReq, |
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KDCReq req, |
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KDCRep rep |
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) throws KrbApErrException { |
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if (isAsReq && !req.reqBody.cname.equals(rep.cname)) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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if (!req.reqBody.sname.equals(rep.encKDCRepPart.sname)) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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if (req.reqBody.getNonce() != rep.encKDCRepPart.nonce) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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if ( |
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((req.reqBody.addresses != null && rep.encKDCRepPart.caddr != null) && |
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!req.reqBody.addresses.equals(rep.encKDCRepPart.caddr))) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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28670
bb9afe681988
8022582: Relax response flags checking in sun.security.krb5.KrbKdcRep.check.
weijun
parents:
27946
diff
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// We allow KDC to return a non-forwardable ticket if request has -f |
bb9afe681988
8022582: Relax response flags checking in sun.security.krb5.KrbKdcRep.check.
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for (int i = 2; i < 6; i++) { |
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if (req.reqBody.kdcOptions.get(i) != |
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6355584: Introduce constrained Kerberos delegation
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rep.encKDCRepPart.flags.get(i)) { |
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if (Krb5.DEBUG) { |
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System.out.println("> KrbKdcRep.check: at #" + i |
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+ ". request for " + req.reqBody.kdcOptions.get(i) |
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+ ", received " + rep.encKDCRepPart.flags.get(i)); |
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} |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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} |
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8131051: KDC might issue a renewable ticket even if not requested
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// Reply to a renewable request should be renewable, but if request does |
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// not contain renewable, KDC is free to issue a renewable ticket (for |
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// example, if ticket_lifetime is too big). |
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if (req.reqBody.kdcOptions.get(KDCOptions.RENEWABLE) && |
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!rep.encKDCRepPart.flags.get(KDCOptions.RENEWABLE)) { |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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8044500: Add kinit options and krb5.conf flags that allow users to obtain renewable tickets and specify ticket lifetimes
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if ((req.reqBody.from == null) || req.reqBody.from.isZero()) { |
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// verify this is allowed |
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if ((rep.encKDCRepPart.starttime != null) && |
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!rep.encKDCRepPart.starttime.inClockSkew()) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_SKEW); |
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} |
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} |
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if ((req.reqBody.from != null) && !req.reqBody.from.isZero()) { |
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// verify this is allowed |
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if ((rep.encKDCRepPart.starttime != null) && |
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!req.reqBody.from.equals(rep.encKDCRepPart.starttime)) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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} |
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if (!req.reqBody.till.isZero() && |
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rep.encKDCRepPart.endtime.greaterThan(req.reqBody.till)) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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if (req.reqBody.kdcOptions.get(KDCOptions.RENEWABLE)) { |
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if (req.reqBody.rtime != null && !req.reqBody.rtime.isZero()) { |
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// verify this is required |
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if ((rep.encKDCRepPart.renewTill == null) || |
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rep.encKDCRepPart.renewTill.greaterThan(req.reqBody.rtime) |
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) { |
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rep.encKDCRepPart.key.destroy(); |
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throw new KrbApErrException(Krb5.KRB_AP_ERR_MODIFIED); |
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} |
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} |
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} |
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} |
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} |