| /* |
| * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6815182 |
| * @run main/othervm SpnegoReqFlags |
| * @summary GSSAPI/SPNEGO does not work with server using MIT Kerberos library |
| */ |
| |
| import sun.security.jgss.GSSUtil; |
| import sun.security.util.BitArray; |
| import sun.security.util.DerInputStream; |
| import sun.security.util.DerValue; |
| |
| public class SpnegoReqFlags { |
| |
| public static void main(String[] args) |
| throws Exception { |
| |
| // Create and start the KDC |
| new OneKDC(null).writeJAASConf(); |
| new SpnegoReqFlags().go(); |
| } |
| |
| void go() throws Exception { |
| Context c = Context.fromJAAS("client"); |
| c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_SPNEGO_MECH_OID); |
| |
| byte[] token = c.doAs(new Action() { |
| @Override |
| public byte[] run(Context me, byte[] input) throws Exception { |
| me.x().requestCredDeleg(true); |
| me.x().requestReplayDet(false); |
| me.x().requestSequenceDet(false); |
| return me.x().initSecContext(new byte[0], 0, 0); |
| } |
| }, null); |
| |
| DerValue d = new DerValue(token); // GSSToken |
| DerInputStream ins = d.data; // OID + mech token |
| d.data.getDerValue(); // skip OID |
| d = d.data.getDerValue(); // NegTokenInit |
| d = d.data.getDerValue(); // The SEQUENCE inside |
| |
| boolean found = false; |
| |
| // Go through all fields inside NegTokenInit. The reqFlags field |
| // is optional. It's even not recommended in RFC 4178. |
| while (d.data.available() > 0) { |
| DerValue d2 = d.data.getDerValue(); |
| if (d2.isContextSpecific((byte)1)) { |
| found = true; |
| System.out.println("regFlags field located."); |
| BitArray ba = d2.data.getUnalignedBitString(); |
| if (ba.length() != 7) { |
| throw new Exception("reqFlags should contain 7 bits"); |
| } |
| if (!ba.get(0)) { |
| throw new Exception("delegFlag should be true"); |
| } |
| if (ba.get(2) || ba.get(3)) { |
| throw new Exception("replay/sequenceFlag should be false"); |
| } |
| } |
| } |
| |
| if (!found) { |
| System.out.println("Warning: regFlags field not found, too new?"); |
| } |
| c.dispose(); |
| } |
| } |