/* * Copyright (c) 2015, Red Hat Inc * 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 java.io.File; import java.net.InetAddress; import java.net.NetworkInterface; import java.net.UnknownHostException; import java.net.SocketException; import java.util.ArrayList; import java.util.List; import java.util.stream.Collectors; import jdk.test.lib.thread.ProcessThread; import jdk.test.lib.process.ProcessTools; /** * @test * @bug 6425769 * @summary Test JMX agent host address binding. Same ports but different * interfaces to bind to (selecting plain or SSL sockets at random * @key intermittent * * @library /test/lib * @modules java.management.rmi * * @build JMXAgentInterfaceBinding * @run main/timeout=60 JMXInterfaceBindingTest */ public class JMXInterfaceBindingTest { public static final int COMMUNICATION_ERROR_EXIT_VAL = 1; public static final int STOP_PROCESS_EXIT_VAL = 10; public static final int JMX_PORT_RANGE_LOWER = 9100; public static final int JMX_PORT_RANGE_UPPER = 9200; public static final int JMX_PORT = getRandomPortInRange(JMX_PORT_RANGE_LOWER, JMX_PORT_RANGE_UPPER); public static final int JMX_PORT_RANGE_LOWER_SSL = 9201; // 9200 might be RMI Port public static final int JMX_PORT_RANGE_UPPER_SSL = 9300; public static final int JMX_PORT_SSL = getRandomPortInRange(JMX_PORT_RANGE_LOWER_SSL, JMX_PORT_RANGE_UPPER_SSL); public static final int RMI_PORT = JMX_PORT + 1; public static final int RMI_PORT_SSL = JMX_PORT_SSL + 1; public static final String READY_MSG = "MainThread: Ready for connections"; public static final String TEST_CLASS = JMXAgentInterfaceBinding.class.getSimpleName(); public static final String KEYSTORE_LOC = System.getProperty("test.src", ".") + File.separator + "ssl" + File.separator + "keystore"; public static final String TRUSTSTORE_LOC = System.getProperty("test.src", ".") + File.separator + "ssl" + File.separator + "truststore"; public static final String TEST_CLASSPATH = System.getProperty("test.classes", "."); public void run(List addrs) { System.out.println("DEBUG: Running tests with plain sockets."); runTests(addrs, false); System.out.println("DEBUG: Running tests with SSL sockets."); runTests(addrs, true); } private void runTests(List addrs, boolean useSSL) { List jvms = new ArrayList<>(addrs.size()); int i = 1; for (InetAddress addr : addrs) { String address = JMXAgentInterfaceBinding.wrapAddress(addr.getHostAddress()); System.out.println(); String msg = String.format("DEBUG: Launching java tester for triplet (HOSTNAME,JMX_PORT,RMI_PORT) == (%s,%d,%d)", address, useSSL ? JMX_PORT_SSL : JMX_PORT, useSSL ? RMI_PORT_SSL : RMI_PORT); System.out.println(msg); ProcessThread jvm = runJMXBindingTest(address, useSSL); jvms.add(jvm); jvm.start(); System.out.println("DEBUG: Started " + (i++) + " Process(es)."); } int failedProcesses = 0; for (ProcessThread pt: jvms) { try { pt.sendMessage("Exit: " + STOP_PROCESS_EXIT_VAL); pt.join(); } catch (Throwable e) { System.err.println("Failed to stop process: " + pt.getName()); throw new RuntimeException("Test failed", e); } int exitValue = pt.getOutput().getExitValue(); // If there is a communication error (the case we care about) // we get a exit code of 1 if (exitValue == COMMUNICATION_ERROR_EXIT_VAL) { // Failure case since the java processes should still be // running. System.err.println("Test FAILURE on " + pt.getName()); failedProcesses++; } else if (exitValue == STOP_PROCESS_EXIT_VAL) { System.out.println("DEBUG: OK. Spawned java process terminated with expected exit code of " + STOP_PROCESS_EXIT_VAL); } else { System.err.println("Test FAILURE on " + pt.getName() + " reason: Unexpected exit code => " + exitValue); failedProcesses++; } } if (failedProcesses > 0) { throw new RuntimeException("Test FAILED. " + failedProcesses + " out of " + addrs.size() + " process(es) failed to start the JMX agent."); } } private ProcessThread runJMXBindingTest(String address, boolean useSSL) { List args = new ArrayList<>(); args.add("-classpath"); args.add(TEST_CLASSPATH); args.add("-Dcom.sun.management.jmxremote.host=" + address); args.add("-Dcom.sun.management.jmxremote.port=" + (useSSL ? JMX_PORT_SSL : JMX_PORT)); args.add("-Dcom.sun.management.jmxremote.rmi.port=" + (useSSL ? RMI_PORT_SSL : RMI_PORT)); args.add("-Dcom.sun.management.jmxremote.authenticate=false"); args.add("-Dcom.sun.management.jmxremote.ssl=" + Boolean.toString(useSSL)); // This is needed for testing on loopback args.add("-Djava.rmi.server.hostname=" + address); if (useSSL) { args.add("-Dcom.sun.management.jmxremote.registry.ssl=true"); args.add("-Djavax.net.ssl.keyStore=" + KEYSTORE_LOC); args.add("-Djavax.net.ssl.trustStore=" + TRUSTSTORE_LOC); args.add("-Djavax.net.ssl.keyStorePassword=password"); args.add("-Djavax.net.ssl.trustStorePassword=trustword"); } args.add(TEST_CLASS); args.add(address); args.add(Integer.toString(useSSL ? JMX_PORT_SSL : JMX_PORT)); args.add(Integer.toString(useSSL ? RMI_PORT_SSL : RMI_PORT)); args.add(Boolean.toString(useSSL)); try { ProcessBuilder builder = ProcessTools.createJavaProcessBuilder(args.toArray(new String[] {})); System.out.println(ProcessTools.getCommandLine(builder)); ProcessThread jvm = new ProcessThread("JMX-Tester-" + address, JMXInterfaceBindingTest::isJMXAgentResponseAvailable, builder); return jvm; } catch (Exception e) { throw new RuntimeException("Test failed", e); } } private static boolean isJMXAgentResponseAvailable(String line) { if (line.equals(READY_MSG)) { System.out.println("DEBUG: Found expected READY_MSG."); return true; } else if (line.startsWith("Error:")) { // Allow for a JVM process that exits with // "Error: JMX connector server communication error: ..." // to continue as well since we handle that case elsewhere. // This has the effect that the test does not timeout and // fails with an exception in the test. System.err.println("PROBLEM: JMX agent of target JVM did not start as it should."); return true; } else { return false; } } private static int getRandomPortInRange(int lower, int upper) { if (upper <= lower) { throw new IllegalArgumentException("upper <= lower"); } int range = upper - lower; int randPort = lower + (int)(Math.random() * range); return randPort; } public static void main(String[] args) { List addrs = getNonLoopbackAddressesForLocalHost(); if (addrs.isEmpty()) { System.out.println("Ignoring test since no non-loopback IPs are available to bind to " + "in addition to the loopback interface."); return; } JMXInterfaceBindingTest test = new JMXInterfaceBindingTest(); // Add loopback interface too as we'd like to verify whether it's // possible to bind to multiple addresses on the same host. This // wasn't possible prior JDK-6425769. It used to bind to *all* local // interfaces. We add loopback here, since that eases test setup. addrs.add(InetAddress.getLoopbackAddress()); test.run(addrs); System.out.println("All tests PASSED."); } private static List getNonLoopbackAddressesForLocalHost() { List addrs = new ArrayList<>(); try { InetAddress localHost = InetAddress.getLocalHost(); if (!localHost.isLoopbackAddress()) { addrs.add(localHost); } return addrs; } catch (UnknownHostException e) { throw new RuntimeException("Test failed", e); } } }