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//
// ========================================================================
// Copyright (c) 1995-2015 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.proxy;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.client.HttpClient;
import org.eclipse.jetty.client.api.ContentResponse;
import org.eclipse.jetty.server.HttpConfiguration;
import org.eclipse.jetty.server.HttpConnectionFactory;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.eclipse.jetty.toolchain.test.TestTracker;
import org.junit.After;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.Test;
public class ReverseProxyTest
{
@Rule
public final TestTracker tracker = new TestTracker();
private Server server;
private ServerConnector serverConnector;
private Server proxy;
private ServerConnector proxyConnector;
private HttpClient client;
private void startServer(HttpServlet servlet) throws Exception
{
server = new Server();
serverConnector = new ServerConnector(server);
server.addConnector(serverConnector);
ServletContextHandler appCtx = new ServletContextHandler(server, "/", true, false);
ServletHolder appServletHolder = new ServletHolder(servlet);
appCtx.addServlet(appServletHolder, "/*");
server.start();
}
private void startProxy(Map<String, String> params) throws Exception
{
proxy = new Server();
HttpConfiguration configuration = new HttpConfiguration();
configuration.setSendDateHeader(false);
configuration.setSendServerVersion(false);
proxyConnector = new ServerConnector(proxy, new HttpConnectionFactory(configuration));
proxy.addConnector(proxyConnector);
ServletContextHandler proxyContext = new ServletContextHandler(proxy, "/", true, false);
ServletHolder proxyServletHolder = new ServletHolder(new AsyncMiddleManServlet()
{
@Override
protected String rewriteTarget(HttpServletRequest clientRequest)
{
StringBuilder builder = new StringBuilder();
builder.append(clientRequest.getScheme()).append("://127.0.0.1:");
builder.append(serverConnector.getLocalPort());
builder.append(clientRequest.getRequestURI());
String query = clientRequest.getQueryString();
if (query != null)
builder.append("?").append(query);
return builder.toString();
}
});
if (params != null)
proxyServletHolder.setInitParameters(params);
proxyContext.addServlet(proxyServletHolder, "/*");
proxy.start();
}
private void startClient() throws Exception
{
client = new HttpClient();
client.start();
}
@After
public void dispose() throws Exception
{
client.stop();
proxy.stop();
server.stop();
}
@Test
public void testHostHeaderUpdatedWhenSentToServer() throws Exception
{
startServer(new HttpServlet()
{
@Override
protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
Assert.assertEquals("127.0.0.1", request.getServerName());
Assert.assertEquals(serverConnector.getLocalPort(), request.getServerPort());
}
});
startProxy(null);
startClient();
ContentResponse response = client.newRequest("localhost", proxyConnector.getLocalPort()).send();
Assert.assertEquals(200, response.getStatus());
}
@Test
public void testHostHeaderPreserved() throws Exception
{
startServer(new HttpServlet()
{
@Override
protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
Assert.assertEquals("localhost", request.getServerName());
Assert.assertEquals(proxyConnector.getLocalPort(), request.getServerPort());
}
});
startProxy(new HashMap<String, String>() {{ put("preserveHost", "true"); }});
startClient();
ContentResponse response = client.newRequest("localhost", proxyConnector.getLocalPort()).send();
Assert.assertEquals(200, response.getStatus());
}
}
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