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/*
* 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.SocketException;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
import jdk.testlibrary.ProcessThread;
import jdk.testlibrary.ProcessTools;
/**
* NOTE:
* This test requires at least a setup similar to the following in
* /etc/hosts file (or the windows equivalent). I.e. it expects it to
* be multi-homed and not both being the loop-back interface.
* For example:
* ----->8-------- /etc/hosts ----------->8---
* 127.0.0.1 localhost
* 192.168.0.1 localhost
* ----->8-------- /etc/hosts ----------->8---
*
* @test
* @bug 6425769
* @summary Test JMX agent host address binding. Same ports but different
* interfaces to bind to (using plain sockets and SSL sockets).
*
* @library /lib/testlibrary
* @modules java.management.rmi
*
* @build jdk.testlibrary.* JMXAgentInterfaceBinding
* @run main/timeout=5 JMXInterfaceBindingTest
*/
public class JMXInterfaceBindingTest {
public static final int COMMUNICATION_ERROR_EXIT_VAL = 1;
public static final int STOP_PROCESS_EXIT_VAL = 143;
public static final int JMX_PORT = 9111;
public static final int RMI_PORT = 9112;
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<InetAddress> 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<InetAddress> addrs, boolean useSSL) {
List<ProcessThread> 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,
JMX_PORT,
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.stopProcess();
pt.join();
} catch (InterruptedException 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<String> 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=" + JMX_PORT);
args.add("-Dcom.sun.management.jmxremote.rmi.port=" + RMI_PORT);
args.add("-Dcom.sun.management.jmxremote.authenticate=false");
args.add("-Dcom.sun.management.jmxremote.ssl=" + Boolean.toString(useSSL));
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(JMX_PORT));
args.add(Integer.toString(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;
}
}
public static void main(String[] args) {
List<InetAddress> addrs = getAddressesForLocalHost();
if (addrs.size() < 2) {
System.out.println("Ignoring manual test since no more than one IPs are configured for 'localhost'");
return;
}
JMXInterfaceBindingTest test = new JMXInterfaceBindingTest();
test.run(addrs);
System.out.println("All tests PASSED.");
}
private static List<InetAddress> getAddressesForLocalHost() {
try {
return NetworkInterface.networkInterfaces()
.flatMap(NetworkInterface::inetAddresses)
.filter(JMXInterfaceBindingTest::isNonloopbackLocalhost)
.collect(Collectors.toList());
} catch (SocketException e) {
throw new RuntimeException("Test failed", e);
}
}
// we need 'real' localhost addresses only (eg. not loopback ones)
// so we can bind the remote JMX connector to them
private static boolean isNonloopbackLocalhost(InetAddress i) {
if (!i.isLoopbackAddress()) {
return i.getHostName().toLowerCase().equals("localhost");
}
return false;
}
}
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