Java tutorial
/* * JBoss, Home of Professional Open Source. * Copyright 2011, Red Hat, Inc., and individual contributors * as indicated by the @author tags. See the copyright.txt file 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.as.test.clustering.cluster.web; import java.io.IOException; import java.net.URL; import java.util.Properties; import javax.servlet.http.HttpServletResponse; import org.apache.http.HttpResponse; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.DefaultHttpClient; import org.jboss.arquillian.container.test.api.Deployment; import org.jboss.arquillian.container.test.api.OperateOnDeployment; import org.jboss.arquillian.container.test.api.RunAsClient; import org.jboss.arquillian.container.test.api.TargetsContainer; import org.jboss.arquillian.junit.Arquillian; import org.jboss.arquillian.test.api.ArquillianResource; import org.jboss.as.test.clustering.single.web.SimpleServlet; import org.jboss.shrinkwrap.api.Archive; import org.jboss.shrinkwrap.api.asset.EmptyAsset; import org.jboss.shrinkwrap.api.ShrinkWrap; import org.jboss.shrinkwrap.api.spec.WebArchive; import org.junit.Assert; import org.junit.BeforeClass; import org.junit.Test; import org.junit.runner.RunWith; /** * Validate the <distributable/> works for a two-node cluster. * * @author Paul Ferraro * @author Radoslav Husar */ @RunWith(Arquillian.class) @RunAsClient public class ClusteredWebTestCase { public static final long GRACE_TIME_TO_REPLICATE = 3000; // 3 seconds should be more then enough @BeforeClass public static void printSysProps() { Properties sysprops = System.getProperties(); System.out.println("System properties:\n" + sysprops); } @Deployment(name = "deployment-0") @TargetsContainer("clustering-udp-0") public static Archive<?> deployment0() { WebArchive war = ShrinkWrap.create(WebArchive.class, "distributable.war"); war.addClass(SimpleServlet.class); war.setWebXML(ClusteredWebTestCase.class.getPackage(), "web.xml"); System.out.println(war.toString(true)); return war; } @Deployment(name = "deployment-1") @TargetsContainer("clustering-udp-1") public static Archive<?> deployment1() { WebArchive war = ShrinkWrap.create(WebArchive.class, "distributable.war"); war.addClass(SimpleServlet.class); war.setWebXML(ClusteredWebTestCase.class.getPackage(), "web.xml"); war.addAsWebInfResource(EmptyAsset.INSTANCE, "force-hashcode-change.txt"); System.out.println(war.toString(true)); return war; } @Test @OperateOnDeployment("deployment-0") public void testSerialized(@ArquillianResource(SimpleServlet.class) URL baseURL) throws ClientProtocolException, IOException { DefaultHttpClient client = new DefaultHttpClient(); // returns the URL of the deployment (http://127.0.0.1:8180/distributable) String url = baseURL.toString(); System.out.println("URL = " + url); try { HttpResponse response = client.execute(new HttpGet(url + "simple")); Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); Assert.assertEquals(1, Integer.parseInt(response.getFirstHeader("value").getValue())); Assert.assertFalse(Boolean.valueOf(response.getFirstHeader("serialized").getValue())); response.getEntity().getContent().close(); response = client.execute(new HttpGet(url + "simple")); Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); Assert.assertEquals(2, Integer.parseInt(response.getFirstHeader("value").getValue())); // This won't be true unless we have somewhere to which to replicate Assert.assertTrue(Boolean.valueOf(response.getFirstHeader("serialized").getValue())); response.getEntity().getContent().close(); } finally { client.getConnectionManager().shutdown(); } } @Test @OperateOnDeployment("deployment-1") // For change, operate on the 2nd deployment first public void testSessionReplication(@ArquillianResource(SimpleServlet.class) URL baseURL) throws IllegalStateException, IOException, InterruptedException { DefaultHttpClient client = new DefaultHttpClient(); // ARQ-674 Ouch, hardcoded URL will need fixing. ARQ doesnt support @OperateOnDeployment on 2. String url1 = baseURL.toString() + "simple"; String url2 = "http://127.0.0.1:8080/distributable/simple"; try { HttpResponse response = client.execute(new HttpGet(url1)); Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); Assert.assertEquals(1, Integer.parseInt(response.getFirstHeader("value").getValue())); response.getEntity().getContent().close(); // Lets do this twice to have more debug info if failover is slow. response = client.execute(new HttpGet(url1)); Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); Assert.assertEquals(2, Integer.parseInt(response.getFirstHeader("value").getValue())); response.getEntity().getContent().close(); // Lets wait for the session to replicate Thread.sleep(GRACE_TIME_TO_REPLICATE); // Now check on the 2nd server // Note that this DOES rely on the fact that both servers are running on the "same" domain, // which is '127.0.0.0'. Otherwise you will have to spoof cookies. @Rado response = client.execute(new HttpGet(url2)); Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); Assert.assertEquals(3, Integer.parseInt(response.getFirstHeader("value").getValue())); response.getEntity().getContent().close(); // Lets do one more check. response = client.execute(new HttpGet(url2)); Assert.assertEquals(HttpServletResponse.SC_OK, response.getStatusLine().getStatusCode()); Assert.assertEquals(4, Integer.parseInt(response.getFirstHeader("value").getValue())); response.getEntity().getContent().close(); } finally { client.getConnectionManager().shutdown(); } } }