Author: ron.sigal(a)jboss.com Date: 2008-11-08 15:19:22 -0500 (Sat, 08 Nov 2008) New Revision: 4654 Added: remoting2/branches/2.x/src/tests/org/jboss/test/remoting/registry/InvokerRegistryRaceTestCase.java Log: JBREM-1056: New unit test. Added: remoting2/branches/2.x/src/tests/org/jboss/test/remoting/registry/InvokerRegistryRaceTestCase.java =================================================================== --- remoting2/branches/2.x/src/tests/org/jboss/test/remoting/registry/InvokerRegistryRaceTestCase.java (rev 0) +++ remoting2/branches/2.x/src/tests/org/jboss/test/remoting/registry/InvokerRegistryRaceTestCase.java 2008-11-08 20:19:22 UTC (rev 4654) @@ -0,0 +1,303 @@ +package org.jboss.test.remoting.registry; + +import java.net.InetAddress; +import java.net.MalformedURLException; +import java.util.HashMap; +import java.util.Map; + +import javax.management.MBeanServer; + +import junit.framework.TestCase; + +import org.apache.log4j.ConsoleAppender; +import org.apache.log4j.Level; +import org.apache.log4j.Logger; +import org.apache.log4j.PatternLayout; +import org.jboss.remoting.Client; +import org.jboss.remoting.InvocationRequest; +import org.jboss.remoting.InvokerLocator; +import org.jboss.remoting.InvokerRegistry; +import org.jboss.remoting.ServerInvocationHandler; +import org.jboss.remoting.ServerInvoker; +import org.jboss.remoting.callback.Callback; +import org.jboss.remoting.callback.HandleCallbackException; +import org.jboss.remoting.callback.InvokerCallbackHandler; +import org.jboss.remoting.transport.Connector; +import org.jboss.remoting.transport.PortUtil; +import org.jboss.remoting.transport.bisocket.Bisocket; + +import EDU.oswego.cs.dl.util.concurrent.Rendezvous; + + +/** + * Unit test for JBREM-1056. + * + * @author <a href=&quot;ron.sigal(a)jboss.com&quot;&gt;Ron Sigal</a> + * @version $Revision: 1.1 $ + * + * <p> + * Copyright Nov 8, 2008 + * </p> + */ +public class InvokerRegistryRaceTestCase extends TestCase +{ + private static Logger log = Logger.getLogger(InvokerRegistryRaceTestCase.class); + + private static boolean firstTime = true; + + protected String host; + protected int port; + protected String locatorURI; + protected InvokerLocator serverLocator; + protected Connector connector; + protected TestInvocationHandler invocationHandler; + + + public void setUp() throws Exception + { + if (firstTime) + { + firstTime = false; + Logger.getLogger("org.jboss.remoting").setLevel(Level.INFO); + Logger.getLogger("org.jboss.test.remoting").setLevel(Level.INFO); + String pattern = "[%d{ABSOLUTE}] [%t] %5p (%F:%L) - %m%n"; + PatternLayout layout = new PatternLayout(pattern); + ConsoleAppender consoleAppender = new ConsoleAppender(layout); + Logger.getRootLogger().addAppender(consoleAppender); + } + } + + + public void tearDown() + { + } + + + public void testRaceCondition() throws Throwable + { + log.info("entering " + getName()); + + // Start server. + setupServer(); + + // Create client. + InvokerLocator clientLocator = new InvokerLocator(locatorURI); + HashMap clientConfig = new HashMap(); + addExtraClientConfig(clientConfig); + Client client = new Client(clientLocator, clientConfig); + client.connect(); + log.info("client is connected"); + + // Test connections. + assertEquals("abc", client.invoke("abc")); + log.info("connection is good"); + + int THREADS = 20; + int LOOPS = 1000; + Rendezvous barrier = new Rendezvous(THREADS * 2 + 1); + CreateCallbackThread[] createCallbackThreads = new CreateCallbackThread[THREADS]; + InvokerLocatorUpdateThread[] invokerLocatorUpdateThreads = new InvokerLocatorUpdateThread[THREADS]; + for (int i = 0; i < THREADS; i++) + { + createCallbackThreads[i] = new CreateCallbackThread(i, client, barrier, LOOPS); + invokerLocatorUpdateThreads[i] = new InvokerLocatorUpdateThread(i, barrier, LOOPS * 100); + createCallbackThreads[i].start(); + invokerLocatorUpdateThreads[i].start(); + } + log.info("main thread going to rendezvous"); + barrier.rendezvous(null); + barrier.rendezvous(null); + log.info("main thread leaving second rendezvous"); + + client.disconnect(); + shutdownServer(); + + for (int i = 0; i < THREADS; i++) + { + assertTrue(createCallbackThreads[i].ok); + assertTrue(invokerLocatorUpdateThreads[i].ok); + } + log.info(getName() + " PASSES"); + } + + + protected String getTransport() + { + return "bisocket"; + } + + + protected void addExtraClientConfig(Map config) {} + protected void addExtraServerConfig(Map config) {} + + + protected void setupServer() throws Exception + { + host = InetAddress.getLocalHost().getHostAddress(); + port = PortUtil.findFreePort(host); + locatorURI = getTransport() + "://" + host + ":" + port; + String metadata = System.getProperty("remoting.metadata"); + if (metadata != null) + { + locatorURI += "/?" + metadata; + } + serverLocator = new InvokerLocator(locatorURI); + log.info("Starting remoting server with locator uri of: " + locatorURI); + HashMap config = new HashMap(); + addExtraServerConfig(config); + connector = new Connector(serverLocator, config); + connector.create(); + invocationHandler = new TestInvocationHandler(); + connector.addInvocationHandler("test", invocationHandler); + connector.start(); + } + + + protected void shutdownServer() throws Exception + { + if (connector != null) + connector.stop(); + } + + + static class TestInvocationHandler implements ServerInvocationHandler + { + public void addListener(InvokerCallbackHandler callbackHandler) {} + public Object invoke(final InvocationRequest invocation) throws Throwable + { + return invocation.getParameter(); + } + public void removeListener(InvokerCallbackHandler callbackHandler) {} + public void setMBeanServer(MBeanServer server) {} + public void setInvoker(ServerInvoker invoker) {} + } + + + static class TestCallbackHandler implements InvokerCallbackHandler + { + public void handleCallback(Callback callback) throws HandleCallbackException + { + log.info("received callback"); + } + } + + static class CreateCallbackThread extends Thread + { + int id; + Client client; + Rendezvous barrier; + int counter; + public boolean ok = true; + + public CreateCallbackThread(int id, Client client, Rendezvous barrier, int counter) + { + this.id = id; + this.client = client; + this.barrier = barrier; + this.counter = counter; + setName("CreateCallbackThread:" + id); + } + + public void run() + { + HashMap metadata = new HashMap(); + metadata.put(Client.CALLBACK_SERVER_PORT, "8888888" + id); + metadata.put(Bisocket.IS_CALLBACK_SERVER, "true"); + TestCallbackHandler callbackHandler = new TestCallbackHandler(); + rendezvous(); + log.info(this + " passed barrier"); + for (int i = 0; i < counter; i++) + { + try + { + if ((i + 1) % (counter / 5) == 0) + { + log.info(this + " adding listener: " + (i + 1)); + } + client.addListener(callbackHandler, metadata, null, true); + if ((i + 1) % (counter / 5) == 0) + { + log.info(this + " added listener: " + (i + 1)); + } + client.removeListener(callbackHandler); + if ((i + 1) % (counter / 5) == 0) + { + log.info(this + " removed listener: " + (i + 1)); + } + } + catch (Throwable t) + { + log.error("unable to register callback handler", t); + ok = false; + } + } + log.info(this + " entering final rendezvous"); + rendezvous(); + } + + private void rendezvous() + { + try + { + barrier.rendezvous(null); + } + catch (Exception e) + { + log.error("error in rendezvous", e); + } + } + } + + static class InvokerLocatorUpdateThread extends Thread + { + int id; + InvokerLocator locator; + Rendezvous barrier; + int counter; + boolean ok = true; + + public InvokerLocatorUpdateThread(int id, Rendezvous barrier, int counter) throws MalformedURLException + { + this.id = id; + this.barrier = barrier; + this.counter = counter; + setName("InvokerLocatorUpdateThread:" + id); + locator = new InvokerLocator("socket://localhost:8888"); + } + + public void run() + { + rendezvous(); + log.info(this + " passed barrier"); + for (int i = 0; i < counter; i++) + { + try + { + InvokerRegistry.updateServerInvokerLocator(locator, locator); + if ((i + 1) % (counter / 5) == 0) + { + log.info(this + " updated locator: " + (i + 1)); + } + } + catch (Exception e) + { + ok = false; + log.error("error updated locator", e); + } + } + log.info(this + " entering final rendezvous"); + rendezvous(); + } + private void rendezvous() + { + try + { + barrier.rendezvous(null); + } + catch (Exception e) + { + log.error("error in rendezvous", e); + } + } + } +} \ No newline at end of file