/*
* 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.jndi;
import org.jboss.jrunit.extensions.ServerTestCase;
import org.jboss.logging.Logger;
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.jndi.JNDIDetector;
import org.jboss.remoting.transport.Connector;
import org.jnp.server.Main;
import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.ObjectName;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.HashMap;
import java.util.Map;
/**
* @author <a href="mailto:telrod@e2technologies.net">Tom Elrod</a>
* @author <a href="mailto:mazz@jboss.com">John Mazzitelli</a>
* @author <a href="mailto:ron.sigal@jboss.com">Ron Sigal</a>
*/
public class RestartTestServer extends ServerTestCase
{
public static int syncPort = 6402;
protected static Logger log = Logger.getLogger(RestartTestServer.class);
protected static String transport;
protected static String host;
protected static int port = 5402;
protected static Thread serverThread;
protected int detectorPort = 1099;
protected String contextFactory = "org.jnp.interfaces.NamingContextFactory";
protected String urlPackage = "org.jboss.naming:org.jnp.interfaces";
protected Main jserver;
protected JNDIDetector detector;
protected Connector connector;
public void setUp() throws Exception
{
host = InetAddress.getLocalHost().getHostName();
final String locatorURI = getTransport() + "://" + host + ":" + port;
log.info("This server's endpoint will be: " + locatorURI);
serverThread = new Thread()
{
public void run()
{
try
{
setupJNDI();
setupDetector();
setupServer(locatorURI);
ServerSocket ss = new ServerSocket(syncPort, 0, InetAddress.getLocalHost());
log.info("bound to: " + InetAddress.getLocalHost());
Socket s = ss.accept();
InputStream is = s.getInputStream();
OutputStream os = s.getOutputStream();
// Indicate server is started.
os.write(3);
log.info("indicated server started");
is.read();
log.info("got request to shut down server");
shutdownServer(locatorURI);
log.info("shut down server");
is.read();
log.info("got request to restart server");
setupServer(locatorURI);
os.write(7);
log.info("restarted server");
is.read();
log.info("got request to shut down server");
shutdownServer(locatorURI);
shutdownDetector();
shutdownJNDI();
log.info("shut down server");
}
catch (Exception e)
{
log.error(e);
e.printStackTrace();
}
}
};
serverThread.start();
}
protected void setupJNDI() throws Exception
{
String host = InetAddress.getLocalHost().getHostAddress();
jserver = new Main();
jserver.setPort(detectorPort);
jserver.setBindAddress(host);
jserver.setRmiPort(31000);
jserver.start();
System.out.println("Started JNDI server on " + host + ":" + port);
}
protected void shutdownJNDI()
{
jserver.stop();
}
protected void setupDetector() throws Exception
{
// we need an MBeanServer to store our network registry and multicast detector services
MBeanServer server = MBeanServerFactory.createMBeanServer();
String detectorHost = InetAddress.getLocalHost().getHostName();
detector = new JNDIDetector(getConfiguration());
// set config info for detector and start it.
detector.setPort(detectorPort);
detector.setHost(detectorHost);
detector.setContextFactory(contextFactory);
detector.setURLPackage(urlPackage);
server.registerMBean(detector, new ObjectName("remoting:type=JNDIDetector"));
detector.start();
log.info("JNDIDetector has been created and is listening for new NetworkRegistries to come online");
}
protected void shutdownDetector() throws Exception
{
detector.stop();
}
/**
* Sets up our JBoss/Remoting server by creating our Connector on the given locator URI
* and installing our invocation handler that will handle incoming messages.
*
* @param locatorURI defines our server endpoing
* @throws Exception
*/
protected void setupServer(String locatorURI) throws Exception
{
InvokerLocator locator = new InvokerLocator(locatorURI);
log.info("Starting remoting server with locator uri of: " + locatorURI);
connector = new Connector(locator, getConfiguration());
connector.create();
SampleInvocationHandler invocationHandler = new SampleInvocationHandler();
connector.addInvocationHandler("sample", invocationHandler);
connector.start();
}
protected void shutdownServer(String locatorURI)
{
connector.stop();
log.info("Stopped remoting server with locator uri of: " + locatorURI);
}
protected String getTransport()
{
return "socket";
}
/**
* @return configuration map for Connector and JNDIDetector
*/
protected Map getConfiguration()
{
return new HashMap();
}
public static void main(String[] args)
{
try
{
RestartTestServer server = new RestartTestServer();
server.setUp();
serverThread.join();
}
catch (Exception e)
{
log.error(e);
e.printStackTrace();
}
}
/**
* Simple invocation handler implementation. This is the handler that processes incoming messages from clients.
*/
public static class SampleInvocationHandler implements ServerInvocationHandler
{
/**
* This is the method that is called when a new message comes in from a client.
*
* @param invocation the incoming client invocation, encapsulates the message object
* @return the response object we send back to the client.
* @throws Throwable
*/
public Object invoke(InvocationRequest invocation) throws Throwable
{
// Print out the invocation request
String msg = invocation.getParameter().toString();
log.info("RECEIVED A CLIENT MESSAGE: " + msg);
String response = "Server received your message that said [" + msg + "]";
if(msg.indexOf("Welcome") > -1)
{
response = "Received your welcome message. Thank you!";
}
log.info("Returning the following message back to the client: " + response);
return response;
}
/**
* Adds a callback handler that will listen for callbacks from the server invoker handler.
*
* @param callbackHandler
*/
public void addListener(InvokerCallbackHandler callbackHandler)
{
// NO OP as we do not handle callback listeners in this example
}
/**
* Removes the callback handler that was listening for callbacks from the server invoker handler.
*
* @param callbackHandler
*/
public void removeListener(InvokerCallbackHandler callbackHandler)
{
// NO OP as we do not handle callback listeners in this example
}
/**
* set the mbean server that the handler can reference
*
* @param server
*/
public void setMBeanServer(MBeanServer server)
{
// NO OP as we do not need a reference to the MBeanServer for this handler
}
/**
* set the invoker that owns this handler
*
* @param invoker
*/
public void setInvoker(ServerInvoker invoker)
{
// NO OP as we do not need a reference back to the server invoker
}
}
}