| /* |
| * Copyright (c) 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. |
| */ |
| |
| |
| import jdk.testlibrary.OutputAnalyzer; |
| import jdk.testlibrary.Utils; |
| |
| import java.io.IOException; |
| import java.net.ServerSocket; |
| import java.util.logging.Logger; |
| |
| /** |
| * This test used for test development and it is not meant to be run by JTReg. |
| * <p/> |
| * This test exercises a retry mechanism to avoid a test failure because of |
| * starting the VM on a busy jmxremote.port. |
| * <p/> |
| * To run this test you'll need to add this VM option: -Dtest.jdk=<path-to-jdk> |
| */ |
| public class PortAlreadyInUseTest extends DynamicLauncher { |
| |
| ServerSocket socket; |
| final Logger log = Logger.getLogger("PortAlreadyInUse"); |
| |
| protected void go() throws Exception { |
| jmxPort = Utils.getFreePort(); |
| occupyPort(); |
| |
| log.info("Attempting to start a VM using the same port."); |
| OutputAnalyzer out = this.runVM(); |
| out.shouldContain("Port already in use"); |
| log.info("Failed as expected."); |
| |
| log.info("Trying again using retries."); |
| this.run(); |
| } |
| |
| private void occupyPort() throws IOException { |
| socket = new ServerSocket(jmxPort); |
| log.info("Occupying port " + String.valueOf(jmxPort)); |
| } |
| |
| protected String[] options() { |
| String[] options = { |
| "-Dcom.sun.management.jmxremote.authenticate=false", |
| "-Dcom.sun.management.jmxremote.ssl=false", |
| "-Dcom.sun.management.jmxremote=true", |
| "-Dcom.sun.management.jmxremote.port=" + String.valueOf(jmxPort), |
| "-version" |
| }; |
| return options; |
| } |
| |
| public static void main(String[] args) throws Exception { |
| PortAlreadyInUseTest test = new PortAlreadyInUseTest(); |
| test.go(); |
| } |
| |
| } |