J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 6552961 6558429 |
| 27 | * @summary Test privilegedCallable, privilegedCallableUsingCurrentClassLoader |
| 28 | * @run main/othervm PrivilegedCallables |
| 29 | * @author Martin Buchholz |
| 30 | */ |
| 31 | |
| 32 | import java.util.concurrent.*; |
| 33 | import java.util.*; |
| 34 | import java.security.*; |
| 35 | import static java.util.concurrent.Executors.*; |
| 36 | |
| 37 | public class PrivilegedCallables { |
| 38 | Callable<Integer> real; |
| 39 | |
| 40 | final Callable<Integer> realCaller = new Callable<Integer>() { |
| 41 | public Integer call() throws Exception { |
| 42 | return real.call(); }}; |
| 43 | |
| 44 | final Random rnd = new Random(); |
| 45 | |
| 46 | @SuppressWarnings("serial") Throwable[] throwables = { |
| 47 | new Exception() {}, |
| 48 | new RuntimeException() {}, |
| 49 | new Error() {} |
| 50 | }; |
| 51 | Throwable randomThrowable() { |
| 52 | return throwables[rnd.nextInt(throwables.length)]; |
| 53 | } |
| 54 | |
| 55 | //---------------------------------------------------------------- |
| 56 | // A Policy class designed to make permissions fiddling very easy. |
| 57 | //---------------------------------------------------------------- |
| 58 | static class Policy extends java.security.Policy { |
| 59 | private Permissions perms; |
| 60 | |
| 61 | public void setPermissions(Permission...permissions) { |
| 62 | perms = new Permissions(); |
| 63 | for (Permission permission : permissions) |
| 64 | perms.add(permission); |
| 65 | } |
| 66 | |
| 67 | public Policy() { setPermissions(/* Nothing */); } |
| 68 | |
| 69 | public PermissionCollection getPermissions(CodeSource cs) { |
| 70 | return perms; |
| 71 | } |
| 72 | |
| 73 | public PermissionCollection getPermissions(ProtectionDomain pd) { |
| 74 | return perms; |
| 75 | } |
| 76 | |
| 77 | public boolean implies(ProtectionDomain pd, Permission p) { |
| 78 | return perms.implies(p); |
| 79 | } |
| 80 | |
| 81 | public void refresh() {} |
| 82 | } |
| 83 | |
| 84 | void test(String[] args) { |
| 85 | testPrivileged(); |
| 86 | |
| 87 | final Policy policy = new Policy(); |
| 88 | Policy.setPolicy(policy); |
| 89 | policy.setPermissions(new RuntimePermission("getClassLoader"), |
| 90 | new RuntimePermission("setContextClassLoader"), |
| 91 | new RuntimePermission("stopThread")); |
| 92 | System.setSecurityManager(new SecurityManager()); |
| 93 | |
| 94 | testPrivileged(); |
| 95 | |
| 96 | policy.setPermissions(/* Nothing */); |
| 97 | |
| 98 | THROWS(AccessControlException.class, |
| 99 | new F() {void f(){ privilegedCallableUsingCurrentClassLoader(realCaller); }}, |
| 100 | new F() {void f(){ privilegedThreadFactory(); }}); |
| 101 | |
| 102 | policy.setPermissions(new RuntimePermission("setSecurityManager")); |
| 103 | System.setSecurityManager(null); |
| 104 | } |
| 105 | |
| 106 | void testPrivileged() { |
| 107 | try { test(privilegedCallable(realCaller)); } |
| 108 | catch (Throwable t) { unexpected(t); } |
| 109 | |
| 110 | try { test(privilegedCallableUsingCurrentClassLoader(realCaller)); } |
| 111 | catch (Throwable t) { unexpected(t); } |
| 112 | |
| 113 | try { privilegedThreadFactory(); } |
| 114 | catch (Throwable t) { unexpected(t); } |
| 115 | } |
| 116 | |
| 117 | void test(final Callable<Integer> c) throws Throwable { |
| 118 | for (int i = 0; i < 20; i++) |
| 119 | if (rnd.nextBoolean()) { |
| 120 | final Throwable t = randomThrowable(); |
| 121 | real = new Callable<Integer>() { |
| 122 | @SuppressWarnings("deprecation") |
| 123 | public Integer call() throws Exception { |
| 124 | Thread.currentThread().stop(t); |
| 125 | return null; }}; |
| 126 | try { |
| 127 | c.call(); |
| 128 | fail("Expected exception not thrown"); |
| 129 | } catch (Throwable tt) { check(t == tt); } |
| 130 | } else { |
| 131 | final int n = rnd.nextInt(); |
| 132 | real = new Callable<Integer>() { |
| 133 | public Integer call() { return n; }}; |
| 134 | equal(c.call(), n); |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | //--------------------- Infrastructure --------------------------- |
| 139 | volatile int passed = 0, failed = 0; |
| 140 | void pass() {passed++;} |
| 141 | void fail() {failed++; Thread.dumpStack();} |
| 142 | void fail(String msg) {System.err.println(msg); fail();} |
| 143 | void unexpected(Throwable t) {failed++; t.printStackTrace();} |
| 144 | void check(boolean cond) {if (cond) pass(); else fail();} |
| 145 | void equal(Object x, Object y) { |
| 146 | if (x == null ? y == null : x.equals(y)) pass(); |
| 147 | else fail(x + " not equal to " + y);} |
| 148 | public static void main(String[] args) throws Throwable { |
| 149 | new PrivilegedCallables().instanceMain(args);} |
| 150 | void instanceMain(String[] args) throws Throwable { |
| 151 | try {test(args);} catch (Throwable t) {unexpected(t);} |
| 152 | System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed); |
| 153 | if (failed > 0) throw new AssertionError("Some tests failed");} |
| 154 | abstract class F {abstract void f() throws Throwable;} |
| 155 | void THROWS(Class<? extends Throwable> k, F... fs) { |
| 156 | for (F f : fs) |
| 157 | try {f.f(); fail("Expected " + k.getName() + " not thrown");} |
| 158 | catch (Throwable t) { |
| 159 | if (k.isAssignableFrom(t.getClass())) pass(); |
| 160 | else unexpected(t);}} |
| 161 | } |