//
//  ========================================================================
//  Copyright (c) 1995-2016 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.ssl;

import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.Socket;
import java.nio.charset.StandardCharsets;

import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLEngine;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.server.handler.AbstractHandler;
import org.eclipse.jetty.toolchain.test.MavenTestingUtils;
import org.eclipse.jetty.util.TypeUtil;
import org.eclipse.jetty.util.resource.Resource;
import org.eclipse.jetty.util.ssl.SslContextFactory;
import org.junit.Test;

public class SSLCloseTest
{
    @Test
    public void testClose() throws Exception
    {
        File keystore = MavenTestingUtils.getTestResourceFile("keystore");
        SslContextFactory sslContextFactory = new SslContextFactory();
        sslContextFactory.setKeyStoreResource(Resource.newResource(keystore));
        sslContextFactory.setKeyStorePassword("storepwd");
        sslContextFactory.setKeyManagerPassword("keypwd");

        Server server=new Server();
        ServerConnector connector=new ServerConnector(server, sslContextFactory);
        connector.setPort(0);

        server.addConnector(connector);
        server.setHandler(new WriteHandler());
        server.start();
        
        SSLContext ctx=SSLContext.getInstance("TLSv1.2");
        ctx.init(null,SslContextFactory.TRUST_ALL_CERTS,new java.security.SecureRandom());

        int port=connector.getLocalPort();

        Socket socket=ctx.getSocketFactory().createSocket("localhost",port);
        OutputStream os=socket.getOutputStream();

        os.write((
            "GET /test HTTP/1.1\r\n"+
            "Host:test\r\n"+
            "Connection:close\r\n\r\n").getBytes());
        os.flush();

        BufferedReader in =new BufferedReader(new InputStreamReader(socket.getInputStream()));

        String line;
        while ((line=in.readLine())!=null)
        {
            if (line.trim().length()==0)
                break;
        }

        Thread.sleep(2000);

        while (in.readLine()!=null)
            Thread.yield();
    }

    private static class WriteHandler extends AbstractHandler
    {
        public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
        {
            try
            {
                baseRequest.setHandled(true);
                response.setStatus(200);
                response.setHeader("test","value");

                OutputStream out=response.getOutputStream();

                String data = "Now is the time for all good men to come to the aid of the party.\n";
                data+="How now brown cow.\n";
                data+="The quick brown fox jumped over the lazy dog.\n";
                // data=data+data+data+data+data+data+data+data+data+data+data+data+data;
                // data=data+data+data+data+data+data+data+data+data+data+data+data+data;
                data=data+data+data+data;
                byte[] bytes=data.getBytes(StandardCharsets.UTF_8);

                for (int i=0;i<2;i++)
                {
                    // System.err.println("Write "+i+" "+bytes.length);
                    out.write(bytes);
                }
            }
            catch(Throwable e)
            {
                e.printStackTrace();
                throw new ServletException(e);
            }
        }
    }
}
