145 lines
6.0 KiB
Java
145 lines
6.0 KiB
Java
/*
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* Copyright (c) 2016, 2023, 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 8163805 8224252 8196751 8279351
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* @summary Checks that the jshdb debugd utility successfully starts
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* and tries to attach to a running process
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* @requires vm.hasSA
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* @requires os.family != "windows"
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* @modules java.base/jdk.internal.misc
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* @library /test/lib
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*
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* @run driver SADebugDTest
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*/
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import java.util.concurrent.TimeUnit;
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import jdk.test.lib.apps.LingeredApp;
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import jdk.test.lib.JDKToolLauncher;
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import jdk.test.lib.SA.SATestUtils;
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import jdk.test.lib.Utils;
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import static jdk.test.lib.process.ProcessTools.startProcess;
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import jtreg.SkippedException;
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public class SADebugDTest {
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private static final String GOLDEN = "Debugger attached";
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private static final String RMI_CONNECTOR_IS_BOUND = "RMI connector is bound to port ";
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private static final String ADDRESS_ALREADY_IN_USE = "Address already in use";
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private static final int REGISTRY_DEFAULT_PORT = 1099;
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private static volatile boolean testResult = false;
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private static volatile boolean portInUse = false;
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public static void main(String[] args) throws Exception {
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SATestUtils.skipIfCannotAttach(); // throws SkippedException if attach not expected to work.
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SATestUtils.validateSADebugDPrivileges();
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runTests();
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}
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private static void runTests() throws Exception {
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boolean[] boolArray = {true, false};
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for (boolean useRmiPort : boolArray) {
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for (boolean useRegistryPort : boolArray) {
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for (boolean useHostname : boolArray) {
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testWithPid(useRmiPort, useRegistryPort, useHostname);
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}
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}
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}
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}
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private static boolean checkOutput(final String line, final boolean useRmiPort, final int rmiPort) {
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if (!useRmiPort && line.contains(GOLDEN)) {
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testResult = true;
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} else if (useRmiPort && line.contains(RMI_CONNECTOR_IS_BOUND + rmiPort)) {
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testResult = true;
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} else if (line.contains(ADDRESS_ALREADY_IN_USE)) {
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portInUse = true;
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}
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return (line.contains(GOLDEN) || portInUse);
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}
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private static void testWithPid(final boolean useRmiPort, final boolean useRegistryPort, final boolean useHostName) throws Exception {
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LingeredApp app = null;
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try {
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app = LingeredApp.startApp();
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System.out.println("Started LingeredApp with pid " + app.getPid());
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do {
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testResult = false;
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portInUse = false;
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JDKToolLauncher jhsdbLauncher = JDKToolLauncher.createUsingTestJDK("jhsdb");
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jhsdbLauncher.addVMArgs(Utils.getFilteredTestJavaOpts("-Xcomp"));
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jhsdbLauncher.addToolArg("debugd");
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jhsdbLauncher.addToolArg("--pid");
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jhsdbLauncher.addToolArg(Long.toString(app.getPid()));
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int registryPort = REGISTRY_DEFAULT_PORT;
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if (useRegistryPort) {
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registryPort = Utils.findUnreservedFreePort(REGISTRY_DEFAULT_PORT);
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if (registryPort == -1) {
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throw new RuntimeException("Cannot find a registryPort, findUnreservedFreePort returns -1");
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}
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jhsdbLauncher.addToolArg("--registryport");
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jhsdbLauncher.addToolArg(Integer.toString(registryPort));
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}
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final int rmiPort = useRmiPort ? Utils.findUnreservedFreePort(REGISTRY_DEFAULT_PORT, registryPort) : -1;
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if (useRmiPort) {
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if (rmiPort == -1) {
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throw new RuntimeException("Cannot find an rmiPort, findUnreservedFreePort returns -1");
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}
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jhsdbLauncher.addToolArg("--rmiport");
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jhsdbLauncher.addToolArg(Integer.toString(rmiPort));
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}
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if (useHostName) {
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jhsdbLauncher.addToolArg("--hostname");
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jhsdbLauncher.addToolArg("testhost");
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}
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ProcessBuilder pb = SATestUtils.createProcessBuilder(jhsdbLauncher);
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// The startProcess will block until the 'golden' string appears in either process' stdout or stderr
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// In case of timeout startProcess kills the debugd process
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Process debugd = startProcess("debugd", pb, null, l -> checkOutput(l, useRmiPort, rmiPort), 20, TimeUnit.SECONDS);
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// If we are here, this means we have received the golden line and the test has passed
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// The debugd remains running, we have to kill it
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debugd.destroy();
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debugd.waitFor();
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if (!testResult && !portInUse) {
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throw new RuntimeException("Expected message \"" +
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RMI_CONNECTOR_IS_BOUND + rmiPort + "\" is not found in the output.");
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}
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} while (portInUse); // Repeat the test if the port is already in use
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} finally {
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LingeredApp.stopApp(app);
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}
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}
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}
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