| /* |
| * Copyright (c) 2002, 2013, 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 4531817 8026245 |
| * @summary Inet[46]Address.localHost need doPrivileged |
| * @run main/othervm GetLocalHostWithSM |
| * @run main/othervm -Djava.net.preferIPv4Stack=true GetLocalHostWithSM |
| * @run main/othervm -Djava.net.preferIPv6Addresses=true GetLocalHostWithSM |
| * files needed: GetLocalHostWithSM.java, MyPrincipal.java, and policy.file |
| */ |
| |
| import java.net.*; |
| |
| import javax.security.auth.Subject; |
| import java.security.Principal; |
| import java.security.PrivilegedExceptionAction; |
| import java.util.*; |
| |
| public class GetLocalHostWithSM { |
| |
| public static void main(String[] args) throws Exception { |
| |
| // try setting the local hostname |
| InetAddress localHost = InetAddress.getLocalHost(); |
| if (localHost.isLoopbackAddress()) { |
| System.err.println("Local host name is resolved into a loopback address. Quit now!"); |
| return; |
| } |
| System.setProperty("host.name", localHost. |
| getHostName()); |
| String policyFileName = System.getProperty("test.src", ".") + |
| "/" + "policy.file"; |
| System.setProperty("java.security.policy", policyFileName); |
| System.setSecurityManager(new SecurityManager()); |
| |
| InetAddress localHost1 = null; |
| InetAddress localHost2 = null; |
| |
| localHost1 = InetAddress.getLocalHost(); |
| |
| Subject mySubject = new Subject(); |
| MyPrincipal userPrincipal = new MyPrincipal("test"); |
| mySubject.getPrincipals().add(userPrincipal); |
| localHost2 = (InetAddress)Subject.doAsPrivileged(mySubject, |
| new MyAction(), null); |
| |
| if (localHost1.equals(localHost2)) { |
| System.out.println("localHost1 = " + localHost1); |
| throw new RuntimeException("InetAddress.getLocalHost() test " + |
| " fails. localHost2 should be " + |
| " the real address instead of " + |
| " the loopback address."+localHost2); |
| } |
| } |
| } |
| |
| |
| class MyAction implements PrivilegedExceptionAction { |
| |
| public Object run() throws Exception { |
| return InetAddress.getLocalHost(); |
| } |
| } |