/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.test.remoting.detection.metadata;
import junit.framework.TestCase;
import org.apache.log4j.Level;
import org.jboss.logging.XLevel;
import org.jboss.remoting.Client;
import org.jboss.remoting.InvocationRequest;
import org.jboss.remoting.InvokerLocator;
import org.jboss.remoting.ServerInvocationHandler;
import org.jboss.remoting.ServerInvoker;
import org.jboss.remoting.callback.InvokerCallbackHandler;
import org.jboss.remoting.detection.ServerInvokerMetadata;
import org.jboss.remoting.detection.multicast.MulticastDetector;
import org.jboss.remoting.network.NetworkInstance;
import org.jboss.remoting.network.NetworkNotification;
import org.jboss.remoting.network.NetworkRegistry;
import org.jboss.remoting.transport.Connector;
import org.jboss.test.remoting.TestUtil;
import org.w3c.dom.Document;
import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.Notification;
import javax.management.NotificationListener;
import javax.management.ObjectName;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.ByteArrayInputStream;
import java.net.InetAddress;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.HashSet;
import java.util.List;
import java.util.Random;
/**
* Just tests that detector A sees detector B when B comes online then off.
* Also checks to make sure the detection message contains the proper data.
*
* @author <a href="mailto:telrod@e2technologies.net">Tom Elrod</a>
*/
public class MetadataTestCase extends TestCase implements NotificationListener
{
private static int secret = Math.abs(new Random().nextInt(2000));
private HashSet subSystems = new HashSet();
public MetadataTestCase(String name)
{
super(name);
}
public void testDetectors() throws Exception
{
org.apache.log4j.BasicConfigurator.configure();
org.apache.log4j.Category.getRoot().setLevel(Level.DEBUG);
org.apache.log4j.Category.getInstance("org.jboss.remoting").setLevel(XLevel.TRACE);
org.apache.log4j.Category.getInstance("org.jgroups").setLevel(Level.FATAL);
MulticastDetector detector1 = new MulticastDetector();
MulticastDetector detector2 = new MulticastDetector();
Connector connector1 = new Connector();
Connector connector2 = new Connector();
try
{
NetworkRegistry reg1 = setupServers(detector1, connector1);
// need to register with the mbean server for notifications
List mbeanServers = (List) AccessController.doPrivileged( new PrivilegedAction()
{
public Object run()
{
return MBeanServerFactory.findMBeanServer(null);
}
});
MBeanServer mbeanSvr = (MBeanServer) mbeanServers.get(0);
mbeanSvr.addNotificationListener(new ObjectName("remoting:type=NetworkRegistry"),
this, null, null);
NetworkRegistry reg2 = setupServers(detector2, connector2);
// Need to allow heartbeat so have detection
Thread.currentThread().sleep(2000);
//Should now have an entry for both of the registries
int reg1Count = reg1.getServers().length;
int reg2Count = reg2.getServers().length;
System.out.println("registry 1: " + reg1Count);
System.out.println("registry 2: " + reg2Count);
if(reg1Count >= 1 && reg2Count >= 1)
{
System.out.println("PASSED - both registries have found detectors.");
}
else
{
System.out.println("FAILED - registries not populated with remote detectors.");
}
// Actual junit test
assertTrue(reg1Count >= 1 && reg2Count >= 1);
// Verify the Connectors created by this test have been detected.
checkForConnector(reg1);
checkForConnector(reg2);
// now check to make sure got the subsystem as expected
assertTrue(subSystems.contains("MOCK"));
}
finally
{
// stop the 2nd detector, so see if 1st one detects it is missing
if (connector1 != null)
{
connector1.stop();
connector1.destroy();
connector1 = null;
}
if (connector2 != null)
{
connector2.stop();
connector2.destroy();
connector2 = null;
}
if (detector1 != null) detector1.stop();
if (detector2 != null) detector2.stop();
}
//connector2.stop();
//connector2.destroy();
}
private synchronized NetworkRegistry setupServers(MulticastDetector detector, Connector connector)
{
NetworkRegistry registry = null;
System.setProperty("jboss.identity", String.valueOf(System.currentTimeMillis()));
System.out.println("jboss.identity = " + System.getProperty("jboss.identity"));
try
{
MBeanServer server = MBeanServerFactory.createMBeanServer();
//registry = NetworkRegistry.getInstance();
registry = TestNetworkRegistry.createNetworkRegistry();
server.registerMBean(registry, new ObjectName("remoting:type=NetworkRegistry"));
//int port = Math.abs(new Random().nextInt(2000));
int port = TestUtil.getRandomPort();
System.out.println("port = " + port);
String host = InetAddress.getLocalHost().getHostAddress();
String bindAddr = System.getProperty("jrunit.bind_addr", host);
InvokerLocator locator = new InvokerLocator("socket://" + bindAddr + ":" + port);
StringBuffer buf = new StringBuffer();
buf.append("<?xml version=\"1.0\"?>\n");
buf.append("<handlers>\n");
buf.append(" <handler subsystem=\"mock\">" + TestInvocationHandler.class.getName() + "</handler>\n");
buf.append("</handlers>\n");
Document xml = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(new ByteArrayInputStream(buf.toString().getBytes()));
connector.setInvokerLocator(locator.getLocatorURI());
connector.setConfiguration(xml.getDocumentElement());
ObjectName obj = new ObjectName("jboss.remoting:type=Connector,transport=" + locator.getProtocol());
server.registerMBean(connector, obj);
//connector.create();
connector.start();
//Need to set new domain for identity
server.registerMBean(detector, new ObjectName("remoting:type=JNDIDetector"));
// set config info for detector and start it.
detector.start();
}
catch(Exception e)
{
e.printStackTrace();
}
return registry;
}
public void handleNotification(Notification notification, Object o)
{
System.out.println("Received notification: " + notification);
if(notification instanceof NetworkNotification)
{
NetworkNotification netNot = (NetworkNotification) notification;
ServerInvokerMetadata[] serverMetadata = netNot.getServerInvokers();
for (int i = 0; i < serverMetadata.length; i++)
{
String[] ss = serverMetadata[i].getSubSystems();
for (int j = 0; j < ss.length; j++)
{
subSystems.add(ss[j]);
}
}
}
}
private boolean checkForConnector(NetworkRegistry registry)
{
boolean found = false;
NetworkInstance[] servers1 = registry.getServers();
for (int i = 0; i < servers1.length; i++)
{
InvokerLocator[] locators = servers1[i].getLocators();
for (int j = 0; j < locators.length; j++)
{
try
{
Client client = new Client(locators[j]);
client.connect();
if (secret == ((Integer) client.invoke("abc")).intValue())
{
found = true;
System.out.println("FOUND: " + locators[j]);
break;
}
}
catch (Throwable t)
{
continue;
}
}
}
return found;
}
private static class TestNetworkRegistry extends NetworkRegistry
{
public static NetworkRegistry createNetworkRegistry()
{
return new TestNetworkRegistry();
}
}
public static class TestInvocationHandler implements ServerInvocationHandler
{
public void addListener(InvokerCallbackHandler callbackHandler) {}
public Object invoke(final InvocationRequest invocation) throws Throwable
{
return new Integer(secret);
}
public void removeListener(InvokerCallbackHandler callbackHandler) {}
public void setMBeanServer(MBeanServer server) {}
public void setInvoker(ServerInvoker invoker) {}
}
}