1 /* 2 * Copyright (c) 2013, 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 8001326 27 * @run main/othervm NoneReplayCacheTest 28 * @summary the replaycache type none cannot stop an authenticator replay, 29 * but it can stop a message replay when s.s.k.acceptor.subkey is true. 30 * You should not really use none in production environment. This test merely 31 * shows there can be other protections when replay cache is not working fine. 32 */ 33 34 import org.ietf.jgss.GSSException; 35 import sun.security.jgss.GSSUtil; 36 37 public class NoneReplayCacheTest { 38 39 public static void main(String[] args) 40 throws Exception { 41 42 new OneKDC(null); 43 44 System.setProperty("sun.security.krb5.rcache", "none"); 45 System.setProperty("sun.security.krb5.acceptor.subkey", "true"); 46 47 Context c, s; 48 c = Context.fromUserPass(OneKDC.USER, OneKDC.PASS, false); 49 s = Context.fromUserKtab(OneKDC.SERVER, OneKDC.KTAB, true); 50 51 c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_KRB5_MECH_OID); 52 s.startAsServer(GSSUtil.GSS_KRB5_MECH_OID); 53 54 byte[] first = c.take(new byte[0]); 55 56 c.take(s.take(first)); 57 58 byte[] msg = c.wrap("hello".getBytes(), true); 59 s.unwrap(msg, true); 60 61 s.startAsServer(GSSUtil.GSS_KRB5_MECH_OID); 62 s.take(first); // apreq replay not detectable 63 try { 64 s.unwrap(msg, true); // msg replay detectable 65 throw new Exception("This method should fail"); 66 } catch (GSSException gsse) { 67 gsse.printStackTrace(); 68 } 69 } 70 }