| /* |
| * 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 8005447 |
| * @compile -XDignore.symbol.file ServiceCredsCombination.java |
| * @run main ServiceCredsCombination |
| * @summary default principal can act as anyone |
| */ |
| |
| import java.security.PrivilegedActionException; |
| import java.security.PrivilegedExceptionAction; |
| import java.util.Objects; |
| import javax.security.auth.Subject; |
| import javax.security.auth.kerberos.KerberosKey; |
| import javax.security.auth.kerberos.KerberosPrincipal; |
| import javax.security.auth.kerberos.KeyTab; |
| import org.ietf.jgss.GSSCredential; |
| import org.ietf.jgss.GSSException; |
| import org.ietf.jgss.GSSManager; |
| import org.ietf.jgss.GSSName; |
| import sun.security.jgss.GSSUtil; |
| |
| public class ServiceCredsCombination { |
| |
| public static void main(String[] args) throws Exception { |
| // pass |
| check("a", "a", princ("a"), key("a")); |
| check(null, "a", princ("a"), key("a")); |
| check("x", "NOCRED", princ("a"), key("a")); |
| // two pass |
| check("a", "a", princ("a"), key("a"), princ("b"), key("b")); |
| check("b", "b", princ("a"), key("a"), princ("b"), key("b")); |
| check(null, null, princ("a"), key("a"), princ("b"), key("b")); |
| check("x", "NOCRED", princ("a"), key("a"), princ("b"), key("b")); |
| // old ktab |
| check("b", "b", princ("b"), oldktab()); |
| check("x", "NOCRED", princ("b"), oldktab()); |
| check(null, "b", princ("b"), oldktab()); |
| // Two old ktab |
| check("a", "a", princ("a"), princ("b"), oldktab(), oldktab()); |
| check("b", "b", princ("a"), princ("b"), oldktab(), oldktab()); |
| check(null, null, princ("a"), princ("b"), oldktab(), oldktab()); |
| check("x", "NOCRED", princ("a"), princ("b"), oldktab(), oldktab()); |
| // bound ktab |
| check("c", "c", princ("c"), ktab("c")); |
| check(null, "c", princ("c"), ktab("c")); |
| // unbound ktab |
| check("x", "x", ktab()); |
| check(null, null, ktab()); |
| // Two bound ktab |
| check("c1", "c1", princ("c1"), princ("c2"), ktab("c1"), ktab("c2")); |
| check("c2", "c2", princ("c1"), princ("c2"), ktab("c1"), ktab("c2")); |
| check("x", "NOCRED", princ("c1"), princ("c2"), ktab("c1"), ktab("c2")); |
| check(null, null, princ("c1"), princ("c2"), ktab("c1"), ktab("c2")); |
| // One bound, one unbound |
| check("c1", "c1", princ("c1"), ktab("c1"), ktab()); |
| check("x", "x", princ("c1"), ktab("c1"), ktab()); |
| check(null, null, princ("c1"), ktab("c1"), ktab()); |
| // Two unbound ktab |
| check("x", "x", ktab(), ktab()); |
| check(null, null, ktab(), ktab()); |
| // pass + old ktab |
| check("a", "a", princ("a"), princ("b"), key("a"), oldktab()); |
| check("b", "b", princ("a"), princ("b"), key("a"), oldktab()); |
| check(null, null, princ("a"), princ("b"), key("a"), oldktab()); |
| check("x", "NOCRED", princ("a"), princ("b"), key("a"), oldktab()); |
| // pass + bound ktab |
| check("a", "a", princ("a"), princ("c"), key("a"), ktab("c")); |
| check("c", "c", princ("a"), princ("c"), key("a"), ktab("c")); |
| check("x", "NOCRED", princ("a"), princ("c"), key("a"), ktab("c")); |
| check(null, null, princ("a"), princ("c"), key("a"), ktab("c")); |
| // pass + unbound ktab |
| check("a", "a", princ("a"), key("a"), ktab()); |
| check("x", "x", princ("a"), key("a"), ktab()); |
| check(null, null, princ("a"), key("a"), ktab()); |
| // Compatibility, automatically add princ for keys |
| check(null, "a", key("a")); |
| check("x", "NOCRED", key("a")); |
| check(null, "a", key("a"), oldktab()); |
| check("x", "NOCRED", key("a"), oldktab()); |
| // Limitation, "a" has no key, but we don't know oldktab() is for "b" |
| check("a", "a", princ("a"), princ("b"), oldktab()); |
| } |
| |
| /** |
| * Checks the correct bound |
| * @param a get a creds for this principal, null for default one |
| * @param b expected name, null for still unbound, "NOCRED" for no creds |
| * @param objs princs, keys and keytabs in the subject |
| */ |
| private static void check(final String a, String b, Object... objs) |
| throws Exception { |
| Subject subj = new Subject(); |
| for (Object obj: objs) { |
| if (obj instanceof KerberosPrincipal) { |
| subj.getPrincipals().add((KerberosPrincipal)obj); |
| } else if (obj instanceof KerberosKey || obj instanceof KeyTab) { |
| subj.getPrivateCredentials().add(obj); |
| } |
| } |
| final GSSManager man = GSSManager.getInstance(); |
| try { |
| String result = Subject.doAs( |
| subj, new PrivilegedExceptionAction<String>() { |
| @Override |
| public String run() throws GSSException { |
| GSSCredential cred = man.createCredential( |
| a == null ? null : man.createName(r(a), null), |
| GSSCredential.INDEFINITE_LIFETIME, |
| GSSUtil.GSS_KRB5_MECH_OID, |
| GSSCredential.ACCEPT_ONLY); |
| GSSName name = cred.getName(); |
| return name == null ? null : name.toString(); |
| } |
| }); |
| if (!Objects.equals(result, r(b))) { |
| throw new Exception("Check failed: getInstance(" + a |
| + ") has name " + result + ", not " + b); |
| } |
| } catch (PrivilegedActionException e) { |
| if (!"NOCRED".equals(b)) { |
| throw new Exception("Check failed: getInstance(" + a |
| + ") is null " + ", but not one with name " + b); |
| } |
| } |
| } |
| private static String r(String s) { |
| return s == null ? null : (s+"@REALM"); |
| } |
| private static KerberosPrincipal princ(String s) { |
| return new KerberosPrincipal(r(s)); |
| } |
| private static KerberosKey key(String s) { |
| return new KerberosKey(princ(s), new byte[0], 0, 0); |
| } |
| private static KeyTab oldktab() { |
| return KeyTab.getInstance(); |
| } |
| static KeyTab ktab(String s) { |
| return KeyTab.getInstance(princ(s)); |
| } |
| static KeyTab ktab() { |
| return KeyTab.getUnboundInstance(); |
| } |
| } |