109 lines
4.0 KiB
Java
109 lines
4.0 KiB
Java
/*
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* Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8050281
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* @summary Test limited doprivileged action with trhead calls.
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* @run main/othervm/policy=policy LimitedDoPrivilegedWithThread
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*/
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import java.io.FilePermission;
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import java.security.AccessControlContext;
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import java.security.AccessControlException;
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import java.security.AccessController;
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import java.security.Permission;
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import java.security.PrivilegedAction;
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import java.security.ProtectionDomain;
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import java.util.PropertyPermission;
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public class LimitedDoPrivilegedWithThread {
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private static final Permission PROPERTYPERM
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= new PropertyPermission("user.name", "read");
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private static final Permission FILEPERM
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= new FilePermission("*", "read");
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private static final AccessControlContext ACC
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= new AccessControlContext(
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new ProtectionDomain[]{new ProtectionDomain(null, null)});
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public static void main(String args[]) {
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//parent thread without any permission
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AccessController.doPrivileged(
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(PrivilegedAction) () -> {
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Thread ct = new Thread(
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new ChildThread(PROPERTYPERM, FILEPERM));
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ct.start();
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try {
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ct.join();
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} catch (InterruptedException ie) {
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Thread.currentThread().interrupt();
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ie.printStackTrace();
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throw new RuntimeException("Unexpected InterruptedException");
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}
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return null;
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}, ACC);
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}
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}
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class ChildThread implements Runnable {
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private final Permission P1;
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private final Permission P2;
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private boolean catchACE = false;
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public ChildThread(Permission p1, Permission p2) {
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this.P1 = p1;
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this.P2 = p2;
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}
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@Override
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public void run() {
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//Verified that child thread has permission p1,
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runTest(null, P1, false, 1);
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//Verified that child thread inherits parent thread's access control context
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AccessControlContext childAcc = AccessController.getContext();
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runTest(childAcc, P1, true, 2);
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//Verified that we can give permision p2 to limit the "privilege" of the
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//class calling doprivileged action, stack walk will continue
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runTest(null, P2, true, 3);
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}
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public void runTest(AccessControlContext acc, Permission perm,
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boolean expectACE, int id) {
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AccessController.doPrivileged(
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(PrivilegedAction) () -> {
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try {
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AccessController.getContext().checkPermission(P1);
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} catch (AccessControlException ace) {
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catchACE = true;
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}
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if (catchACE ^ expectACE) {
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throw new RuntimeException("test" + id + " failed");
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}
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return null;
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}, acc, perm);
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}
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}
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