src/jdk.management.agent/share/classes/jdk/internal/agent/Agent.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2018, 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.  Oracle designates this

@@ -36,25 +36,32 @@
 import java.net.MalformedURLException;
 import java.net.UnknownHostException;
 import java.security.AccessController;
 import java.security.PrivilegedAction;
 import java.text.MessageFormat;
+import java.util.Collections;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.MissingResourceException;
+import java.util.Optional;
 import java.util.Properties;
 import java.util.ResourceBundle;
 import java.util.ServiceLoader;
+import java.util.Set;
 import java.util.function.Function;
 import java.util.function.Predicate;
 
 import javax.management.remote.JMXConnectorServer;
 import javax.management.remote.JMXServiceURL;
 
 import static jdk.internal.agent.AgentConfigurationError.*;
 import jdk.internal.agent.spi.AgentProvider;
 import jdk.internal.vm.VMSupport;
+import sun.management.ManagementFactoryHelper;
+import sun.management.VMManagement;
 import sun.management.jdp.JdpController;
 import sun.management.jdp.JdpException;
 import sun.management.jmxremote.ConnectorBootstrap;
 
 /**

@@ -260,14 +267,32 @@
     // The only active agent allowed
     private static JMXConnectorServer jmxServer = null;
     // The properties used to configure the server
     private static Properties configProps = null;
 
+    private static final Map<String, String> XMANAGEMENTFLAS = Collections.unmodifiableMap(new LinkedHashMap<>() {{
+        put("config_file", "com.sun.management.config.file");
+        put("local", "com.sun.management.jmxremote");
+        put("port", "com.sun.management.jmxremote.port");
+        put("host", "com.sun.management.jmxremote.host");
+        put("rmiserver_port", "com.sun.management.jmxremote.rmi.port");
+        put("rmi_registry_ssl", "com.sun.management.jmxremote.registry.ssl");
+        put("ssl", "com.sun.management.jmxremote.ssl");
+        put("ssl_config_file", "com.sun.management.jmxremote.ssl.config.file");
+        put("ssl_client_auth", "com.sun.management.jmxremote.ssl.need.client.auth");
+        put("password_file", "com.sun.management.jmxremote.password.file");
+        put("authenticate", "com.sun.management.jmxremote.authenticate");
+        put("access_file", "com.sun.management.jmxremote.access.file");
+    }});
+
     // Parse string com.sun.management.prop=xxx,com.sun.management.prop=yyyy
     // and return property set if args is null or empty
     // return empty property set
     private static Properties parseString(String args) {
+        if(args.startsWith("-Xmanagement")) {
+            return parseXmgmtArgs(args);
+        }
         Properties argProps = new Properties();
         if (args != null && !args.trim().equals("")) {
             for (String option : args.split(",")) {
                 String s[] = option.split("=", 2);
                 String name = s[0].trim();

@@ -607,16 +632,52 @@
                 }
             }
         }
     }
 
+    private static Properties parseXmgmtArgs(String args) {
+        Properties props = new Properties();
+        if(args != null && !args.trim().isEmpty()) {
+            args = args.trim();
+            if (args.equals("-Xmanagement") || args.equals("-Xmanagement:")) {
+                props.setProperty("com.sun.management.jmxremote", "true");
+                return props;
+            }
+
+            args = args.replaceFirst("^-Xmanagement:", "");
+            Set<String> keys = XMANAGEMENTFLAS.keySet();
+            for (String param : args.split(",")) {
+                String[] tokens = param.trim().split("=",2);
+                String name = tokens[0].trim();
+                if(keys.contains(name)) {
+                    name = XMANAGEMENTFLAS.get(name);
+                    String value = (tokens.length > 1) ? tokens[1].trim() : "";
+                    props.setProperty(name, value);
+                } else {
+                    error(INVALID_OPTION, name);
+                }
+            }
+        }
+        return props;
+    }
+
+
     public static void startAgent() throws Exception {
         String prop = System.getProperty("com.sun.management.agent.class");
 
         // -Dcom.sun.management.agent.class not set so read management
         // properties and start agent
         if (prop == null) {
+            VMManagement vmManagement = ManagementFactoryHelper.getVMManagement();
+            if (vmManagement != null) {
+                List<String> vmArguments = vmManagement.getVmArguments();
+                Optional<String> argStr = vmArguments.stream().filter(a -> a.startsWith("-Xmanagement")).findFirst();
+                if (argStr.isPresent()) {
+                    Properties props = parseXmgmtArgs(argStr.get());
+                    props.forEach((a,b) -> System.setProperty((String) a,(String) b));
+                }
+            }
             // initialize management properties
             Properties props = getManagementProperties();
             if (props != null) {
                 startAgent(props);
             }