1 /*
2  * Copyright (c) 2015, 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.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /*
25  * @test
26  * @bug 8078439
27  * @summary SPNEGO auth fails if client proposes MS krb5 OID
28  * @compile -XDignore.symbol.file MSOID2.java
29  * @run main/othervm -Dsun.net.spi.nameservice.provider.1=ns,mock MSOID2
30  */
31 
32 import sun.security.jgss.GSSUtil;
33 
34 // The basic krb5 test skeleton you can copy from
35 public class MSOID2 {
36 
main(String[] args)37     public static void main(String[] args) throws Exception {
38 
39         new OneKDC(null).writeJAASConf();
40 
41         Context c, s;
42         c = Context.fromJAAS("client");
43         s = Context.fromJAAS("server");
44 
45         c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_SPNEGO_MECH_OID);
46         s.startAsServer(GSSUtil.GSS_SPNEGO_MECH_OID);
47 
48         byte[] t = new byte[0];
49         boolean first = true;
50         while (true) {
51             if (t != null || !c.x().isEstablished()) t = c.take(t);
52             if (first) {
53                 // Tweak the packet to append an extra OID
54                 int len = t.length;
55                 byte[] nt = new byte[len + 11];
56                 System.arraycopy(t, 0, nt, 0, 0x23);
57                 System.arraycopy(t, 0x18, nt, 0x23, 11);    // dup the OID
58                 System.arraycopy(t, 0x23, nt, 0x2e, len-0x23);
59                 nt[0x1d] = (byte)0x82;  // change the 1st to MS OID
60                 // Length bytes to be tweaked
61                 for (int pos: new int[] {3, 0xf, 0x13, 0x15, 0x17}) {
62                     nt[pos] = (byte)(nt[pos] + 11);
63                 }
64                 t = nt;
65                 new sun.misc.HexDumpEncoder().encodeBuffer(t, System.out);
66             }
67             if (t != null || !s.x().isEstablished()) t = s.take(t);
68             if (c.x().isEstablished() && s.x().isEstablished()) break;
69             first = false;
70         }
71 
72         Context.transmit("i say high --", c, s);
73         Context.transmit("   you say low", s, c);
74 
75         s.dispose();
76         c.dispose();
77     }
78 }
79