| /* |
| * Copyright (c) 2013,2014, 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 8050281 |
| * @summary Test limited doprivileged action with trhead calls. |
| * @run main/othervm/policy=policy LimitedDoPrivilegedWithThread |
| */ |
| import java.io.FilePermission; |
| import java.security.AccessControlContext; |
| import java.security.AccessControlException; |
| import java.security.AccessController; |
| import java.security.Permission; |
| import java.security.PrivilegedAction; |
| import java.security.ProtectionDomain; |
| import java.util.PropertyPermission; |
| |
| public class LimitedDoPrivilegedWithThread { |
| |
| private static final Permission PROPERTYPERM |
| = new PropertyPermission("user.name", "read"); |
| private static final Permission FILEPERM |
| = new FilePermission("*", "read"); |
| private static final AccessControlContext ACC |
| = new AccessControlContext( |
| new ProtectionDomain[]{new ProtectionDomain(null, null)}); |
| |
| public static void main(String args[]) { |
| //parent thread without any permission |
| AccessController.doPrivileged( |
| (PrivilegedAction) () -> { |
| Thread ct = new Thread( |
| new ChildThread(PROPERTYPERM, FILEPERM)); |
| ct.start(); |
| try { |
| ct.join(); |
| } catch (InterruptedException ie) { |
| Thread.currentThread().interrupt(); |
| ie.printStackTrace(); |
| throw new RuntimeException("Unexpected InterruptedException"); |
| } |
| return null; |
| }, ACC); |
| } |
| } |
| |
| class ChildThread implements Runnable { |
| |
| private final Permission P1; |
| private final Permission P2; |
| private boolean catchACE = false; |
| |
| public ChildThread(Permission p1, Permission p2) { |
| this.P1 = p1; |
| this.P2 = p2; |
| } |
| |
| @Override |
| public void run() { |
| //Verified that child thread has permission p1, |
| runTest(null, P1, false, 1); |
| //Verified that child thread inherits parent thread's access control context |
| AccessControlContext childAcc = AccessController.getContext(); |
| runTest(childAcc, P1, true, 2); |
| //Verified that we can give permision p2 to limit the "privilege" of the |
| //class calling doprivileged action, stack walk will continue |
| runTest(null, P2, true, 3); |
| |
| } |
| |
| public void runTest(AccessControlContext acc, Permission perm, |
| boolean expectACE, int id) { |
| |
| AccessController.doPrivileged( |
| (PrivilegedAction) () -> { |
| try { |
| AccessController.getContext().checkPermission(P1); |
| } catch (AccessControlException ace) { |
| catchACE = true; |
| } |
| if (catchACE ^ expectACE) { |
| throw new RuntimeException("test" + id + " failed"); |
| } |
| return null; |
| }, acc, perm); |
| } |
| } |