1 /* 2 * Copyright (c) 2015, 2018, 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 8058290 8194486 27 * @summary JAAS Krb5LoginModule has suspect ticket-renewal logic, 28 * relies on clockskew grace 29 * @library /test/lib 30 * @compile -XDignore.symbol.file Renew.java 31 * @run main jdk.test.lib.FileInstaller TestHosts TestHosts 32 * @run main/othervm -Djdk.net.hosts.file=TestHosts Renew 1 33 * @run main/othervm -Djdk.net.hosts.file=TestHosts Renew 2 34 * @run main/othervm -Djdk.net.hosts.file=TestHosts Renew 3 35 */ 36 37 import sun.security.krb5.Config; 38 39 import java.nio.file.Files; 40 import java.nio.file.Paths; 41 import java.util.Arrays; 42 import java.util.Date; 43 import javax.security.auth.kerberos.KerberosTicket; 44 45 public class Renew { 46 main(String[] args)47 public static void main(String[] args) throws Exception { 48 49 // Three test cases: 50 // 1. renewTGT=false 51 // 2. renewTGT=true with a short life time, renew will happen 52 // 3. renewTGT=true with a long life time, renew won't happen 53 int test = Integer.parseInt(args[0]); 54 55 OneKDC k = new OneKDC(null); 56 KDC.saveConfig(OneKDC.KRB5_CONF, k, 57 "renew_lifetime = 1d", 58 "ticket_lifetime = " + (test == 2? "10s": "8h")); 59 Config.refresh(); 60 k.writeJAASConf(); 61 62 // KDC would save ccache in a file 63 System.setProperty("test.kdc.save.ccache", "cache.here"); 64 65 Files.write(Paths.get(OneKDC.JAAS_CONF), Arrays.asList( 66 "first {", 67 " com.sun.security.auth.module.Krb5LoginModule required;", 68 "};", 69 "second {", 70 " com.sun.security.auth.module.Krb5LoginModule required", 71 " doNotPrompt=true", 72 " renewTGT=" + (test != 1), 73 " useTicketCache=true", 74 " ticketCache=cache.here;", 75 "};" 76 )); 77 78 Context c; 79 80 // The first login uses username and password 81 c = Context.fromUserPass(OneKDC.USER, OneKDC.PASS, false); 82 Date d1 = c.s().getPrivateCredentials(KerberosTicket.class).iterator().next().getAuthTime(); 83 84 // 6s is longer than half of 10s 85 Thread.sleep(6000); 86 87 // The second login uses the cache 88 c = Context.fromJAAS("second"); 89 Date d2 = c.s().getPrivateCredentials(KerberosTicket.class).iterator().next().getAuthTime(); 90 91 if (test == 2) { 92 if (d1.equals(d2)) { 93 throw new Exception("Ticket not renewed"); 94 } 95 } else { 96 if (!d1.equals(d2)) { 97 throw new Exception("Ticket renewed"); 98 } 99 } 100 } 101 } 102