//
// ========================================================================
// Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.memcached.sessions;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.eclipse.jetty.client.HttpClient;
import org.eclipse.jetty.client.api.ContentResponse;
import org.eclipse.jetty.client.api.Request;
import org.eclipse.jetty.memcached.sessions.MemcachedTestHelper.MockDataStore;
import org.eclipse.jetty.server.session.CachingSessionDataStore;
import org.eclipse.jetty.server.session.DefaultSessionCacheFactory;
import org.eclipse.jetty.server.session.SessionData;
import org.eclipse.jetty.server.session.SessionDataMap;
import org.eclipse.jetty.server.session.SessionDataStore;
import org.eclipse.jetty.server.session.SessionDataStoreFactory;
import org.eclipse.jetty.server.session.TestServer;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.junit.Test;
/**
* CachingSessionDataStoreTest
*
*
*/
public class CachingSessionDataStoreTest
{
@Test
public void testSessionCRUD () throws Exception
{
String servletMapping = "/server";
int scavengePeriod = -1;
int maxInactivePeriod = -1;
DefaultSessionCacheFactory cacheFactory = new DefaultSessionCacheFactory();
SessionDataStoreFactory storeFactory = MemcachedTestHelper.newSessionDataStoreFactory();
//Make sure sessions are evicted on request exit so they will need to be reloaded via cache/persistent store
TestServer server = new TestServer(0, maxInactivePeriod, scavengePeriod, cacheFactory, storeFactory);
ServletContextHandler context = server.addContext("/");
context.addServlet(TestServlet.class, servletMapping);
String contextPath = "";
try
{
server.start();
int port=server.getPort();
HttpClient client = new HttpClient();
client.start();
try
{
//
//Create a session
//
ContentResponse response = client.GET("http://localhost:" + port + contextPath + servletMapping + "?action=create");
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
String sessionCookie = response.getHeaders().get("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
String id = TestServer.extractSessionId(sessionCookie);
//check that the memcache contains the session, and the session data store contains the session
CachingSessionDataStore ds = (CachingSessionDataStore)context.getSessionHandler().getSessionCache().getSessionDataStore();
assertNotNull(ds);
SessionDataStore persistentStore = ds.getSessionStore();
SessionDataMap dataMap = ds.getSessionDataMap();
//the backing persistent store contains the session
assertNotNull(persistentStore.load(id));
//the memcache cache contains the session
assertNotNull(dataMap.load(id));
//
//Update a session and check that is is NOT loaded via the persistent store
//
((MockDataStore)persistentStore).zeroLoadCount();
Request request = client.newRequest("http://localhost:" + port + contextPath + servletMapping + "?action=update");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
assertEquals(0, ((MockDataStore)persistentStore).getLoadCount());
//check it was updated in the persistent store
SessionData sd = persistentStore.load(id);
assertNotNull(sd);
assertEquals("bar", sd.getAttribute("foo"));
//check it was updated in the cache
sd = dataMap.load(id);
assertNotNull(sd);
assertEquals("bar", sd.getAttribute("foo"));
}
finally
{
client.stop();
}
}
finally
{
server.stop();
}
}
public static class TestServlet extends HttpServlet
{
String id;
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
String action = request.getParameter("action");
if ("create".equals(action))
{
HttpSession session = request.getSession(true);
assertTrue(session.isNew());
id = session.getId();
return;
}
if ("update".equals(action))
{
HttpSession session = request.getSession(false);
assertNotNull(session);
session.setAttribute("foo", "bar");
return;
}
}
}
}