1/*
2 * Copyright (c) 2009, 2012, 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
27 * @run main/othervm OkAsDelegateXRealm false
28 *      KDC no OK-AS-DELEGATE, fail
29 * @run main/othervm -Dtest.kdc.policy.ok-as-delegate OkAsDelegateXRealm true
30 *      KDC set OK-AS-DELEGATE for all, succeed
31 * @run main/othervm -Dtest.kdc.policy.ok-as-delegate=host/host.r3.local OkAsDelegateXRealm false
32 *      KDC set OK-AS-DELEGATE for host/host.r3.local only, fail
33 * @run main/othervm -Dtest.kdc.policy.ok-as-delegate=host/host.r3.local,krbtgt/R2,krbtgt/R3 OkAsDelegateXRealm true
34 *      KDC set OK-AS-DELEGATE for all three, succeed
35 * @summary Support OK-AS-DELEGATE flag
36 */
37import java.io.FileOutputStream;
38import java.io.IOException;
39import java.security.Security;
40import javax.security.auth.callback.Callback;
41import javax.security.auth.callback.CallbackHandler;
42import javax.security.auth.callback.NameCallback;
43import javax.security.auth.callback.PasswordCallback;
44import javax.security.auth.callback.UnsupportedCallbackException;
45
46import com.sun.security.jgss.ExtendedGSSContext;
47import org.ietf.jgss.GSSException;
48import sun.security.jgss.GSSUtil;
49import sun.security.krb5.Config;
50
51public class OkAsDelegateXRealm implements CallbackHandler {
52
53    /**
54     * @param args boolean if the program should succeed
55     */
56    public static void main(String[] args)
57            throws Exception {
58
59        // Create and start the KDCs. Here we have 3 realms: R1, R2 and R3.
60        // R1 is trusted by R2, and R2 trusted by R3.
61        KDC kdc1 = KDC.create("R1");
62        kdc1.setOption(KDC.Option.OK_AS_DELEGATE,
63                System.getProperty("test.kdc.policy.ok-as-delegate"));
64        kdc1.addPrincipal("dummy", "bogus".toCharArray());
65        kdc1.addPrincipalRandKey("krbtgt/R1");
66        kdc1.addPrincipal("krbtgt/R2@R1", "r1->r2".toCharArray());
67
68        KDC kdc2 = KDC.create("R2");
69        kdc2.setOption(KDC.Option.OK_AS_DELEGATE,
70                System.getProperty("test.kdc.policy.ok-as-delegate"));
71        kdc2.addPrincipalRandKey("krbtgt/R2");
72        kdc2.addPrincipal("krbtgt/R2@R1", "r1->r2".toCharArray());
73        kdc2.addPrincipal("krbtgt/R3@R2", "r2->r3".toCharArray());
74
75        KDC kdc3 = KDC.create("R3");
76        kdc3.setOption(KDC.Option.OK_AS_DELEGATE,
77                System.getProperty("test.kdc.policy.ok-as-delegate"));
78        kdc3.addPrincipalRandKey("krbtgt/R3");
79        kdc3.addPrincipal("krbtgt/R3@R2", "r2->r3".toCharArray());
80        kdc3.addPrincipalRandKey("host/host.r3.local");
81
82        KDC.saveConfig("krb5-localkdc.conf", kdc1, kdc2, kdc3,
83                "forwardable=true",
84                "[capaths]",
85                "R1 = {",
86                "    R2 = .",
87                "    R3 = R2",
88                "}",
89                "[domain_realm]",
90                ".r3.local=R3"
91                );
92
93        System.setProperty("java.security.krb5.conf", "krb5-localkdc.conf");
94        kdc3.writeKtab("localkdc.ktab");
95
96        FileOutputStream fos = new FileOutputStream("jaas-localkdc.conf");
97
98        // Defines the client and server on R1 and R3 respectively.
99        fos.write(("com.sun.security.jgss.krb5.initiate {\n" +
100                "    com.sun.security.auth.module.Krb5LoginModule\n" +
101                "    required\n" +
102                "    principal=dummy\n" +
103                "    doNotPrompt=false\n" +
104                "    useTicketCache=false\n" +
105                "    ;\n};\n" +
106                "com.sun.security.jgss.krb5.accept {\n" +
107                "    com.sun.security.auth.module.Krb5LoginModule required\n" +
108                "    principal=\"host/host.r3.local@R3\"\n" +
109                "    useKeyTab=true\n" +
110                "    keyTab=localkdc.ktab\n" +
111                "    isInitiator=false\n" +
112                "    storeKey=true;\n};\n" +
113                "\n").getBytes());
114        fos.close();
115
116        Security.setProperty("auth.login.defaultCallbackHandler",
117                "OkAsDelegateXRealm");
118
119        System.setProperty("java.security.auth.login.config", "jaas-localkdc.conf");
120
121        Config.refresh();
122
123        Context c = Context.fromJAAS("com.sun.security.jgss.krb5.initiate");
124        Context s = Context.fromJAAS("com.sun.security.jgss.krb5.accept");
125
126        // Test twice. The frist time the whole cross realm process is tried,
127        // the second time the cached service ticket is used. This is to make sure
128        // the behaviors are the same, especailly for the case when one of the
129        // cross-realm TGTs does not have OK-AS-DELEGATE on.
130
131        for (int i=0; i<2; i++) {
132            c.startAsClient("host@host.r3.local", GSSUtil.GSS_KRB5_MECH_OID);
133            s.startAsServer(GSSUtil.GSS_KRB5_MECH_OID);
134            ((ExtendedGSSContext)c.x()).requestDelegPolicy(true);
135
136            Context.handshake(c, s);
137            boolean succeed = true;
138            try {
139                s.x().getDelegCred();
140            } catch (GSSException gsse) {
141                succeed = false;
142            }
143            if (succeed != Boolean.parseBoolean(args[0])) {
144                throw new Exception("Test fail at round #" + i);
145            }
146        }
147    }
148
149    @Override
150    public void handle(Callback[] callbacks)
151            throws IOException, UnsupportedCallbackException {
152        for (Callback callback : callbacks) {
153            if (callback instanceof NameCallback) {
154                ((NameCallback) callback).setName("dummy");
155            }
156            if (callback instanceof PasswordCallback) {
157                ((PasswordCallback) callback).setPassword("bogus".toCharArray());
158            }
159        }
160    }
161}
162
163