| /* |
| * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6355584 |
| * @summary Introduce constrained Kerberos delegation |
| * @compile -XDignore.symbol.file S4U2self.java |
| * @run main/othervm -Dsun.security.krb5.debug=false S4U2self krb5 0 |
| * @run main/othervm/fail -Dsun.security.krb5.debug=false S4U2self krb5 1 |
| * @run main/othervm/fail -Dsun.security.krb5.debug=false S4U2self krb5 2 |
| * @run main/othervm/fail -Dsun.security.krb5.debug=false S4U2self krb5 3 |
| * @run main/othervm/fail -Dsun.security.krb5.debug=false S4U2self krb5 4 |
| * @run main/othervm/fail -Dsun.security.krb5.debug=false S4U2self krb5 5 |
| * @run main/othervm -Dsun.security.krb5.debug=false S4U2self spnego |
| */ |
| |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import org.ietf.jgss.Oid; |
| import sun.security.jgss.GSSUtil; |
| |
| public class S4U2self { |
| |
| public static void main(String[] args) throws Exception { |
| // Test case, different policy settings in KDC: |
| // | ALLOW_S4U2SELF on |
| // | USER USER2 none |
| // ALLOW_S4U2PORXY |------------------------- |
| // USER to BACKEND | 0 1 2 |
| // USER2 to BACKEND | 3 |
| // USER to SERVER | 4 |
| // none | 5 |
| // |
| // 0 should succeed, all other fail |
| int test = 0; |
| Oid mech; |
| if (args[0].equals("spnego")) { |
| mech = GSSUtil.GSS_SPNEGO_MECH_OID; |
| } else if (args[0].contains("krb5")) { |
| mech = GSSUtil.GSS_KRB5_MECH_OID; |
| test = Integer.parseInt(args[1]); |
| } else { |
| throw new Exception("Unknown mech"); |
| } |
| |
| OneKDC kdc = new OneKDC(null); |
| kdc.writeJAASConf(); |
| |
| switch (test) { |
| case 1: |
| kdc.setOption(KDC.Option.ALLOW_S4U2SELF, Arrays.asList( |
| new String[]{OneKDC.USER2 + "@" + OneKDC.REALM})); |
| break; |
| case 2: |
| // No S4U2self |
| break; |
| default: |
| kdc.setOption(KDC.Option.ALLOW_S4U2SELF, Arrays.asList( |
| new String[]{OneKDC.USER + "@" + OneKDC.REALM})); |
| break; |
| } |
| |
| Map<String,List<String>> map = new HashMap<>(); |
| switch (test) { |
| case 3: |
| map.put(OneKDC.USER2 + "@" + OneKDC.REALM, Arrays.asList( |
| new String[]{OneKDC.BACKEND + "@" + OneKDC.REALM})); |
| kdc.setOption(KDC.Option.ALLOW_S4U2PROXY, map); |
| break; |
| case 4: |
| map.put(OneKDC.USER + "@" + OneKDC.REALM, Arrays.asList( |
| new String[]{OneKDC.SERVER + "@" + OneKDC.REALM})); |
| kdc.setOption(KDC.Option.ALLOW_S4U2PROXY, map); |
| break; |
| case 5: |
| // No S4U2proxy set |
| break; |
| default: |
| map.put(OneKDC.USER + "@" + OneKDC.REALM, Arrays.asList( |
| new String[]{OneKDC.BACKEND + "@" + OneKDC.REALM})); |
| kdc.setOption(KDC.Option.ALLOW_S4U2PROXY, map); |
| break; |
| } |
| |
| Context c, s; |
| c = Context.fromJAAS("client"); |
| |
| c = c.impersonate(OneKDC.USER2); |
| c.status(); |
| |
| c.startAsClient(OneKDC.BACKEND, mech); |
| |
| s = Context.fromJAAS("backend"); |
| s.startAsServer(mech); |
| |
| Context.handshake(c, s); |
| |
| Context.transmit("i say high --", c, s); |
| Context.transmit(" you say low", s, c); |
| |
| c.status(); |
| s.status(); |
| |
| String n1 = c.x().getSrcName().toString().split("@")[0]; |
| String n2 = s.x().getSrcName().toString().split("@")[0]; |
| if (!n1.equals(OneKDC.USER2) || !n2.equals(OneKDC.USER2)) { |
| throw new Exception("Impersonate failed"); |
| } |
| |
| s.dispose(); |
| c.dispose(); |
| } |
| } |