/
SslEngineBehaviorTest.java
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/
SslEngineBehaviorTest.java
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//
// ========================================================================
// Copyright (c) 1995-2020 Mort Bay Consulting Pty Ltd and others.
// ------------------------------------------------------------------------
// 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.io;
import java.io.File;
import java.nio.ByteBuffer;
import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLEngineResult;
import org.eclipse.jetty.toolchain.test.MavenTestingUtils;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.ssl.SslContextFactory;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.condition.EnabledOnJre;
import org.junit.jupiter.api.condition.JRE;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.greaterThan;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class SslEngineBehaviorTest
{
private static SslContextFactory sslCtxFactory;
@BeforeAll
public static void startSsl() throws Exception
{
sslCtxFactory = new SslContextFactory.Server();
File keystore = MavenTestingUtils.getTestResourceFile("keystore");
sslCtxFactory.setKeyStorePath(keystore.getAbsolutePath());
sslCtxFactory.setKeyStorePassword("storepwd");
sslCtxFactory.setKeyManagerPassword("keypwd");
sslCtxFactory.start();
}
@AfterAll
public static void stopSsl() throws Exception
{
sslCtxFactory.stop();
}
@Test
@EnabledOnJre(JRE.JAVA_8)
public void checkSslEngineBehaviour() throws Exception
{
SSLEngine server = sslCtxFactory.newSSLEngine();
SSLEngine client = sslCtxFactory.newSSLEngine();
ByteBuffer netC2S = ByteBuffer.allocate(server.getSession().getPacketBufferSize());
ByteBuffer netS2C = ByteBuffer.allocate(server.getSession().getPacketBufferSize());
ByteBuffer serverIn = ByteBuffer.allocate(server.getSession().getApplicationBufferSize());
ByteBuffer serverOut = ByteBuffer.allocate(server.getSession().getApplicationBufferSize());
ByteBuffer clientIn = ByteBuffer.allocate(client.getSession().getApplicationBufferSize());
SSLEngineResult result;
// start the client
client.setUseClientMode(true);
client.beginHandshake();
assertEquals(SSLEngineResult.HandshakeStatus.NEED_WRAP, client.getHandshakeStatus());
// what if we try an unwrap?
netS2C.flip();
result = client.unwrap(netS2C, clientIn);
// unwrap is a noop
assertEquals(SSLEngineResult.Status.OK, result.getStatus());
assertEquals(0, result.bytesConsumed());
assertEquals(0, result.bytesProduced());
assertEquals(SSLEngineResult.HandshakeStatus.NEED_WRAP, result.getHandshakeStatus());
netS2C.clear();
// do the needed WRAP of empty buffer
result = client.wrap(BufferUtil.EMPTY_BUFFER, netC2S);
// unwrap is a noop
assertEquals(SSLEngineResult.Status.OK, result.getStatus());
assertEquals(0, result.bytesConsumed());
assertThat(result.bytesProduced(), greaterThan(0));
assertEquals(SSLEngineResult.HandshakeStatus.NEED_UNWRAP, result.getHandshakeStatus());
netC2S.flip();
assertEquals(netC2S.remaining(), result.bytesProduced());
// start the server
server.setUseClientMode(false);
server.beginHandshake();
assertEquals(SSLEngineResult.HandshakeStatus.NEED_UNWRAP, server.getHandshakeStatus());
// what if we try a needless wrap?
serverOut.put(BufferUtil.toBuffer("Hello World"));
serverOut.flip();
result = server.wrap(serverOut, netS2C);
// wrap is a noop
assertEquals(SSLEngineResult.Status.OK, result.getStatus());
assertEquals(0, result.bytesConsumed());
assertEquals(0, result.bytesProduced());
assertEquals(SSLEngineResult.HandshakeStatus.NEED_UNWRAP, result.getHandshakeStatus());
// Do the needed unwrap, to an empty buffer
result = server.unwrap(netC2S, BufferUtil.EMPTY_BUFFER);
assertEquals(SSLEngineResult.Status.BUFFER_OVERFLOW, result.getStatus());
assertEquals(0, result.bytesConsumed());
assertEquals(0, result.bytesProduced());
assertEquals(SSLEngineResult.HandshakeStatus.NEED_UNWRAP, result.getHandshakeStatus());
// Do the needed unwrap, to a full buffer
serverIn.position(serverIn.limit());
result = server.unwrap(netC2S, serverIn);
assertEquals(SSLEngineResult.Status.BUFFER_OVERFLOW, result.getStatus());
assertEquals(0, result.bytesConsumed());
assertEquals(0, result.bytesProduced());
assertEquals(SSLEngineResult.HandshakeStatus.NEED_UNWRAP, result.getHandshakeStatus());
// Do the needed unwrap, to an empty buffer
serverIn.clear();
result = server.unwrap(netC2S, serverIn);
assertEquals(SSLEngineResult.Status.OK, result.getStatus());
assertThat(result.bytesConsumed(), greaterThan(0));
assertEquals(0, result.bytesProduced());
assertEquals(SSLEngineResult.HandshakeStatus.NEED_TASK, result.getHandshakeStatus());
server.getDelegatedTask().run();
assertEquals(SSLEngineResult.HandshakeStatus.NEED_WRAP, server.getHandshakeStatus());
}
}