1 /* 2 * Copyright (c) 2009, 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 6853328 7172701 8194486 27 * @summary Support OK-AS-DELEGATE flag 28 * @library /test/lib 29 * @run main jdk.test.lib.FileInstaller TestHosts TestHosts 30 * @run main/othervm -Djdk.net.hosts.file=TestHosts OkAsDelegateXRealm false 31 * KDC no OK-AS-DELEGATE, fail 32 * @run main/othervm -Djdk.net.hosts.file=TestHosts 33 * -Dtest.kdc.policy.ok-as-delegate OkAsDelegateXRealm true 34 * KDC set OK-AS-DELEGATE for all, succeed 35 * @run main/othervm -Djdk.net.hosts.file=TestHosts 36 * -Dtest.kdc.policy.ok-as-delegate=host/host.r3.local 37 * OkAsDelegateXRealm false 38 * KDC set OK-AS-DELEGATE for host/host.r3.local only, fail 39 * @run main/othervm -Djdk.net.hosts.file=TestHosts 40 * -Dtest.kdc.policy.ok-as-delegate=host/host.r3.local,krbtgt/R2,krbtgt/R3 41 * OkAsDelegateXRealm true 42 * KDC set OK-AS-DELEGATE for all three, succeed 43 */ 44 import java.io.FileOutputStream; 45 import java.io.IOException; 46 import java.security.Security; 47 import javax.security.auth.callback.Callback; 48 import javax.security.auth.callback.CallbackHandler; 49 import javax.security.auth.callback.NameCallback; 50 import javax.security.auth.callback.PasswordCallback; 51 import javax.security.auth.callback.UnsupportedCallbackException; 52 53 import com.sun.security.jgss.ExtendedGSSContext; 54 import org.ietf.jgss.GSSException; 55 import sun.security.jgss.GSSUtil; 56 import sun.security.krb5.Config; 57 58 public class OkAsDelegateXRealm implements CallbackHandler { 59 60 /** 61 * @param args boolean if the program should succeed 62 */ main(String[] args)63 public static void main(String[] args) 64 throws Exception { 65 66 // Create and start the KDCs. Here we have 3 realms: R1, R2 and R3. 67 // R1 is trusted by R2, and R2 trusted by R3. 68 KDC kdc1 = KDC.create("R1"); 69 kdc1.setOption(KDC.Option.OK_AS_DELEGATE, 70 System.getProperty("test.kdc.policy.ok-as-delegate")); 71 kdc1.addPrincipal("dummy", "bogus".toCharArray()); 72 kdc1.addPrincipalRandKey("krbtgt/R1"); 73 kdc1.addPrincipal("krbtgt/R2@R1", "r1->r2".toCharArray()); 74 75 KDC kdc2 = KDC.create("R2"); 76 kdc2.setOption(KDC.Option.OK_AS_DELEGATE, 77 System.getProperty("test.kdc.policy.ok-as-delegate")); 78 kdc2.addPrincipalRandKey("krbtgt/R2"); 79 kdc2.addPrincipal("krbtgt/R2@R1", "r1->r2".toCharArray()); 80 kdc2.addPrincipal("krbtgt/R3@R2", "r2->r3".toCharArray()); 81 82 KDC kdc3 = KDC.create("R3"); 83 kdc3.setOption(KDC.Option.OK_AS_DELEGATE, 84 System.getProperty("test.kdc.policy.ok-as-delegate")); 85 kdc3.addPrincipalRandKey("krbtgt/R3"); 86 kdc3.addPrincipal("krbtgt/R3@R2", "r2->r3".toCharArray()); 87 kdc3.addPrincipalRandKey("host/host.r3.local"); 88 89 KDC.saveConfig("krb5-localkdc.conf", kdc1, kdc2, kdc3, 90 "forwardable=true", 91 "[capaths]", 92 "R1 = {", 93 " R2 = .", 94 " R3 = R2", 95 "}", 96 "[domain_realm]", 97 ".r3.local=R3" 98 ); 99 100 System.setProperty("java.security.krb5.conf", "krb5-localkdc.conf"); 101 kdc3.writeKtab("localkdc.ktab"); 102 103 FileOutputStream fos = new FileOutputStream("jaas-localkdc.conf"); 104 105 // Defines the client and server on R1 and R3 respectively. 106 fos.write(("com.sun.security.jgss.krb5.initiate {\n" + 107 " com.sun.security.auth.module.Krb5LoginModule\n" + 108 " required\n" + 109 " principal=dummy\n" + 110 " doNotPrompt=false\n" + 111 " useTicketCache=false\n" + 112 " ;\n};\n" + 113 "com.sun.security.jgss.krb5.accept {\n" + 114 " com.sun.security.auth.module.Krb5LoginModule required\n" + 115 " principal=\"host/host.r3.local@R3\"\n" + 116 " useKeyTab=true\n" + 117 " keyTab=localkdc.ktab\n" + 118 " isInitiator=false\n" + 119 " storeKey=true;\n};\n" + 120 "\n").getBytes()); 121 fos.close(); 122 123 Security.setProperty("auth.login.defaultCallbackHandler", 124 "OkAsDelegateXRealm"); 125 126 System.setProperty("java.security.auth.login.config", "jaas-localkdc.conf"); 127 128 Config.refresh(); 129 130 Context c = Context.fromJAAS("com.sun.security.jgss.krb5.initiate"); 131 Context s = Context.fromJAAS("com.sun.security.jgss.krb5.accept"); 132 133 // Test twice. The frist time the whole cross realm process is tried, 134 // the second time the cached service ticket is used. This is to make sure 135 // the behaviors are the same, especailly for the case when one of the 136 // cross-realm TGTs does not have OK-AS-DELEGATE on. 137 138 for (int i=0; i<2; i++) { 139 c.startAsClient("host@host.r3.local", GSSUtil.GSS_KRB5_MECH_OID); 140 s.startAsServer(GSSUtil.GSS_KRB5_MECH_OID); 141 ((ExtendedGSSContext)c.x()).requestDelegPolicy(true); 142 143 Context.handshake(c, s); 144 boolean succeed = true; 145 try { 146 s.x().getDelegCred(); 147 } catch (GSSException gsse) { 148 succeed = false; 149 } 150 if (succeed != Boolean.parseBoolean(args[0])) { 151 throw new Exception("Test fail at round #" + i); 152 } 153 } 154 } 155 156 @Override handle(Callback[] callbacks)157 public void handle(Callback[] callbacks) 158 throws IOException, UnsupportedCallbackException { 159 for (Callback callback : callbacks) { 160 if (callback instanceof NameCallback) { 161 ((NameCallback) callback).setName("dummy"); 162 } 163 if (callback instanceof PasswordCallback) { 164 ((PasswordCallback) callback).setPassword("bogus".toCharArray()); 165 } 166 } 167 } 168 } 169 170