//
// ========================================================================
// 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.server.session;
import java.io.IOException;
import java.util.Set;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
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.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.junit.Test;
/**
* SessionEvictionFailureTest
*
*
*/
public class SessionEvictionFailureTest
{
/**
* MockSessionDataStore
*
*
*/
public static class MockSessionDataStore extends AbstractSessionDataStore
{
public boolean[] _nextStoreResult;
public int i = 0;
public MockSessionDataStore (boolean[] results)
{
_nextStoreResult = results;
}
/**
* @see org.eclipse.jetty.server.session.SessionDataStore#isPassivating()
*/
@Override
public boolean isPassivating()
{
return false;
}
/**
* @see org.eclipse.jetty.server.session.SessionDataStore#exists(java.lang.String)
*/
@Override
public boolean exists(String id) throws Exception
{
return true;
}
/**
* @see org.eclipse.jetty.server.session.SessionDataMap#load(java.lang.String)
*/
@Override
public SessionData load(String id) throws Exception
{
return null;
}
/**
* @see org.eclipse.jetty.server.session.SessionDataMap#delete(java.lang.String)
*/
@Override
public boolean delete(String id) throws Exception
{
return false;
}
/**
* @see org.eclipse.jetty.server.session.AbstractSessionDataStore#doStore(java.lang.String, org.eclipse.jetty.server.session.SessionData, long)
*/
@Override
public void doStore(String id, SessionData data, long lastSaveTime) throws Exception
{
if (_nextStoreResult != null && !_nextStoreResult[i++])
{
throw new IllegalStateException("Testing store");
}
}
/**
* @see org.eclipse.jetty.server.session.AbstractSessionDataStore#doGetExpired(java.util.Set)
*/
@Override
public Set<String> doGetExpired(Set<String> candidates)
{
return candidates;
}
}
/**
* MockSessionDataStoreFactory
*
*
*/
public static class MockSessionDataStoreFactory extends AbstractSessionDataStoreFactory
{
public boolean[] _nextStoreResults;
public void setNextStoreResults(boolean[] storeResults)
{
_nextStoreResults = storeResults;
}
/**
* @see org.eclipse.jetty.server.session.SessionDataStoreFactory#getSessionDataStore(org.eclipse.jetty.server.session.SessionHandler)
*/
@Override
public SessionDataStore getSessionDataStore(SessionHandler handler) throws Exception
{
return new MockSessionDataStore(_nextStoreResults);
}
}
/**
* TestServlet
*
*
*/
public static class TestServlet extends HttpServlet
{
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse httpServletResponse) throws ServletException, IOException
{
String action = request.getParameter("action");
if ("init".equals(action))
{
HttpSession session = request.getSession(true);
session.setAttribute("aaa", new Integer(0));
}
else if ("test".equals(action))
{
HttpSession session = request.getSession(false);
assertNotNull(session);
Integer count = (Integer)session.getAttribute("aaa");
assertNotNull(count);
session.setAttribute("aaa", new Integer(count.intValue()+1));
}
}
}
/**
* @param sec
*/
public static void pause (int sec)
{
try
{
Thread.currentThread().sleep(sec*1000L);
}
catch (InterruptedException e)
{
//just return;
}
}
@Test
public void testEvictFailure () throws Exception
{
String contextPath = "";
String servletMapping = "/server";
int inactivePeriod = 0;
int scavengePeriod = 20;
int evictionPeriod = 5; //evict after inactivity
DefaultSessionCacheFactory cacheFactory = new DefaultSessionCacheFactory();
cacheFactory.setEvictionPolicy(evictionPeriod);
SessionDataStoreFactory storeFactory = new MockSessionDataStoreFactory();
TestServer server = new TestServer (0, inactivePeriod, scavengePeriod, cacheFactory, storeFactory);
ServletContextHandler context = server.addContext(contextPath);
context.getSessionHandler().getSessionCache().setSaveOnInactiveEviction(true);
MockSessionDataStore ds = new MockSessionDataStore(new boolean[] {true, false, true, false, true});
context.getSessionHandler().getSessionCache().setSessionDataStore(ds);
TestServlet servlet = new TestServlet();
ServletHolder holder = new ServletHolder(servlet);
context.addServlet(holder, servletMapping);
try
{
server.start();
int port1 = server.getPort();
HttpClient client = new HttpClient();
client.start();
try
{
String url = "http://localhost:" + port1 + contextPath + servletMapping;
// Create the session
ContentResponse response = client.GET(url + "?action=init");
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
String sessionCookie = response.getHeaders().get("Set-Cookie");
assertNotNull(sessionCookie);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
//Wait for the eviction period to expire - save on evict should fail but session
//should remain in the cache
pause(evictionPeriod+(int)(evictionPeriod*0.5));
// Make another request to see if the session is still in the cache and can be used,
//allow it to be saved this time
Request request = client.newRequest(url + "?action=test");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
assertNull(response.getHeaders().get("Set-Cookie")); //check that the cookie wasn't reset
//Wait for the eviction period to expire again
pause(evictionPeriod+(int)(evictionPeriod*0.5));
request = client.newRequest(url + "?action=test");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK,response.getStatus());
}
finally
{
client.stop();
}
}
finally
{
server.stop();
}
}
}