//
// ========================================================================
// 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.session;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.io.PrintWriter;
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.server.NetworkConnector;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.session.AbstractSessionCache;
import org.eclipse.jetty.server.session.CachingSessionDataStore;
import org.eclipse.jetty.server.session.NullSessionDataStore;
import org.eclipse.jetty.server.session.Session;
import org.eclipse.jetty.server.session.SessionData;
import org.eclipse.jetty.server.session.SessionHandler;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.junit.Test;
/**
* TestMemcachedSessions
*
*
*/
public class TestMemcachedSessions
{
public static class TestServlet extends HttpServlet
{
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException
{
String arg = req.getParameter("action");
if (arg == null)
return;
HttpSession s = null;
if ("set".equals(arg))
{
s = req.getSession(true);
assertNotNull(s);
s.setAttribute("val", req.getParameter("value"));
}
else if ("get".equals(arg))
{
s = req.getSession(false);
System.err.println("GET: s="+s);
}
else if ("del".equals(arg))
{
s = req.getSession();
assertNotNull(s);
s.invalidate();
s = null;
}
resp.setContentType("text/html");
PrintWriter w = resp.getWriter();
if (s == null)
w.write("No session");
else
w.write((String)s.getAttribute("val"));
}
}
public static class NullSessionCache extends AbstractSessionCache
{
public NullSessionCache(SessionHandler handler)
{
super(handler);
}
@Override
public void shutdown()
{
}
@Override
public Session newSession(SessionData data)
{
return new Session(_handler, data);
}
@Override
public Session newSession(HttpServletRequest request, SessionData data)
{
return new Session(_handler, request, data);
}
@Override
public Session doGet(String id)
{
return null;
}
@Override
public Session doPutIfAbsent(String id, Session session)
{
return null;
}
@Override
public boolean doReplace(String id, Session oldValue, Session newValue)
{
return true;
}
@Override
public Session doDelete(String id)
{
return null;
}
}
@Test
public void testMemcached () throws Exception
{
String contextPath = "/";
Server server = new Server(0);
ServletContextHandler context = new ServletContextHandler(ServletContextHandler.SESSIONS);
context.setContextPath("/");
context.setResourceBase(System.getProperty("java.io.tmpdir"));
server.setHandler(context);
NullSessionCache dsc = new NullSessionCache(context.getSessionHandler());
dsc.setSessionDataStore(new CachingSessionDataStore(new MemcachedSessionDataMap("localhost", "11211"), new NullSessionDataStore()));
context.getSessionHandler().setSessionCache(dsc);
// Add a test servlet
ServletHolder h = new ServletHolder();
h.setServlet(new TestServlet());
context.addServlet(h, "/");
try
{
server.start();
int port = ((NetworkConnector)server.getConnectors()[0]).getLocalPort();
HttpClient client = new HttpClient();
client.start();
try
{
int value = 42;
ContentResponse response = client.GET("http://localhost:" + port + contextPath + "?action=set&value=" + value);
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 resp = response.getContentAsString();
assertEquals(resp.trim(),String.valueOf(value));
// Be sure the session value is still there
Request request = client.newRequest("http://localhost:" + port + contextPath + "?action=get");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
resp = response.getContentAsString();
assertEquals(String.valueOf(value),resp.trim());
//Delete the session
request = client.newRequest("http://localhost:" + port + contextPath + "?action=del");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
//Check that the session is gone
request = client.newRequest("http://localhost:" + port + contextPath + "?action=get");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
resp = response.getContentAsString();
assertEquals("No session", resp.trim());
}
finally
{
client.stop();
}
}
finally
{
server.stop();
}
}
}