8167337: When jmxremote.port=0, JDP broadcasts "0" instead of assigned port
authorrraghavan
Fri, 20 Jan 2017 04:42:29 -0800
changeset 43534 170933978095
parent 43533 33d180b3b647
child 43535 7888ad60900f
8167337: When jmxremote.port=0, JDP broadcasts "0" instead of assigned port Summary: Fetched the correct jmx service url for jdp to broadcast it. Reviewed-by: dsamersoff, rriggs Contributed-by: amit.sapre@oracle.com
jdk/src/java.management/share/classes/sun/management/Agent.java
jdk/test/sun/management/jdp/DynamicLauncher.java
jdk/test/sun/management/jdp/JdpJmxRemoteDynamicPortTest.java
jdk/test/sun/management/jdp/JdpJmxRemoteDynamicPortTestCase.java
--- a/jdk/src/java.management/share/classes/sun/management/Agent.java	Thu Jan 19 10:55:39 2017 -0500
+++ b/jdk/src/java.management/share/classes/sun/management/Agent.java	Fri Jan 20 04:42:29 2017 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2017, 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
@@ -502,19 +502,9 @@
                }
             }
 
-            // Rebuilding service URL to broadcast it
-            String jmxremotePort = props.getProperty(JMXREMOTE_PORT);
-            String rmiPort = props.getProperty(RMI_PORT);
-
-            JMXServiceURL url = jmxServer.getAddress();
-            String hostname = url.getHost();
-
-            String jmxUrlStr = (rmiPort != null)
-                    ? String.format(
-                    "service:jmx:rmi://%s:%s/jndi/rmi://%s:%s/jmxrmi",
-                    hostname, rmiPort, hostname, jmxremotePort)
-                    : String.format(
-                    "service:jmx:rmi:///jndi/rmi://%s:%s/jmxrmi", hostname, jmxremotePort);
+            // Get service URL to broadcast it
+            Map<String,String> remoteProps = ConnectorAddressLink.importRemoteFrom(0);
+            String jmxUrlStr = remoteProps.get("sun.management.JMXConnectorServer.0.remoteAddress");
 
             String instanceName = props.getProperty("com.sun.management.jdp.name");
 
--- a/jdk/test/sun/management/jdp/DynamicLauncher.java	Thu Jan 19 10:55:39 2017 -0500
+++ b/jdk/test/sun/management/jdp/DynamicLauncher.java	Fri Jan 20 04:42:29 2017 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2017, 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
@@ -38,19 +38,19 @@
 public abstract class DynamicLauncher {
 
     final String jdpName = UUID.randomUUID().toString();
+    OutputAnalyzer output;
     int jmxPort;
 
     protected void run() throws Exception {
-        OutputAnalyzer out;
         int retries = 1;
         boolean tryAgain;
 
         do {
             tryAgain = false;
             jmxPort = Utils.getFreePort();
-            out = runVM();
+            output = runVM();
             try {
-                out.shouldNotContain("Port already in use");
+                output.shouldNotContain("Port already in use");
             } catch (RuntimeException e) {
                 if (retries < 3) {
                     retries++;
@@ -71,4 +71,7 @@
 
     protected abstract String[] options();
 
+    protected OutputAnalyzer getProcessOutpoutAnalyzer() {
+        return output;
+    }
 }
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/management/jdp/JdpJmxRemoteDynamicPortTest.java	Fri Jan 20 04:42:29 2017 -0800
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2017, 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 JdpJmxRemoteDynamicPortTest.java
+ *  @bug 8167337
+ *  @summary Verify a non-zero value is assigned to jmxremote.port
+ *           when VM is started with jmxremote.port=0.
+ *  @library /lib/testlibrary
+ *  @modules java.management/sun.management.jdp
+ *  @build jdk.testlibrary.* ClientConnection JdpTestUtil JdpTestCase JdpJmxRemoteDynamicPortTestCase DynamicLauncher
+ *  @run main JdpJmxRemoteDynamicPortTest
+ */
+
+import java.lang.management.ManagementFactory;
+
+public class JdpJmxRemoteDynamicPortTest  extends DynamicLauncher {
+    final String testName = "JdpJmxRemoteDynamicPortTestCase";
+
+    public static void main(String[] args) throws Exception {
+        DynamicLauncher launcher = new JdpJmxRemoteDynamicPortTest();
+        launcher.run();
+        launcher.getProcessOutpoutAnalyzer().stderrShouldNotContain("java.lang.Exception:");
+    }
+
+    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=0",
+                "-Dcom.sun.management.jmxremote.autodiscovery=true",
+                "-Dcom.sun.management.jdp.pause=1",
+                "-Dcom.sun.management.jdp.name=" + jdpName,
+                "-Djava.util.logging.SimpleFormatter.format='%1$tF %1$tT %4$-7s %5$s %n'",
+                testName
+        };
+        return options;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/management/jdp/JdpJmxRemoteDynamicPortTestCase.java	Fri Jan 20 04:42:29 2017 -0800
@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2017, 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 java.net.SocketTimeoutException;
+import java.util.Map;
+
+public class JdpJmxRemoteDynamicPortTestCase extends JdpTestCase {
+
+    private int receivedJDPpackets = 0;
+
+    public JdpJmxRemoteDynamicPortTestCase(ClientConnection connection) {
+        super(connection);
+    }
+
+    @Override
+    protected String initialLogMessage() {
+        return "Starting test case JdpJmxRemoteDynamicPortTestCase";
+    }
+
+    /**
+     * This method is executed after a correct Jdp packet (coming from this VM) has been received.
+     *
+     * @param payload A dictionary containing the Jdp packet data.
+     */
+    protected void packetFromThisVMReceived(Map<String, String> payload) throws Exception {
+        receivedJDPpackets++;
+        final String jmxServiceurl = payload.get("JMX_SERVICE_URL");
+        int lastcolon = jmxServiceurl.lastIndexOf(':');
+        int nextslash = jmxServiceurl.indexOf('/', lastcolon);
+        int jmxRemotePort = Integer.parseInt(jmxServiceurl, lastcolon + 1, nextslash, 10);
+
+        log.fine("Received #" + String.valueOf(receivedJDPpackets) +
+                  ", jmxStringUrl=" + jmxServiceurl + ", jmxRemotePort=" + jmxRemotePort);
+
+        if (0 == jmxRemotePort) {
+           throw new Exception("JmxRemotePort value is zero. Test case failed.");
+        }
+
+        log.fine("Test case passed");
+    }
+
+    /**
+     * The socket should not timeout.
+     * It is set to wait for 10 times the defined pause between Jdp packet. See JdpOnTestCase.TIME_OUT_FACTOR.
+     */
+    @Override
+    protected void onSocketTimeOut(SocketTimeoutException e) throws Exception {
+        String message = "Timed out waiting for JDP packet. Should arrive within " +
+                connection.pauseInSeconds + " seconds, but waited for " +
+                timeOut + " seconds.";
+        log.severe(message);
+        throw new Exception(message, e);
+    }
+
+
+    /**
+     * After receiving one Jdp packets the test should end.
+     */
+    @Override
+    protected boolean shouldContinue() {
+        return receivedJDPpackets < 1;
+    }
+
+    /**
+     * To run this test manually you might need the following VM options:
+     * <p/>
+     * -Dcom.sun.management.jmxremote.authenticate=false
+     * -Dcom.sun.management.jmxremote.ssl=false
+     * -Dcom.sun.management.jmxremote.port=0
+     * -Dcom.sun.management.jmxremote=true
+     * -Dcom.sun.management.jmxremote.autodiscovery=true
+     * -Dcom.sun.management.jdp.pause=1
+     * -Dcom.sun.management.jdp.name=alex  (or some other string to identify this VM)
+     * <p/>
+     * Recommended for nice output:
+     * -Djava.util.logging.SimpleFormatter.format="%1$tF %1$tT %4$-7s %5$s %n"
+     *
+     * @param args
+     * @throws Exception
+     */
+    public static void main(String[] args) throws Exception {
+        JdpTestCase client = new JdpJmxRemoteDynamicPortTestCase(new ClientConnection());
+        client.run();
+    }
+
+}