338 lines
13 KiB
Java
338 lines
13 KiB
Java
/**
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.bytestreams.socks5;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.util.concurrent.Callable;
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import java.util.concurrent.FutureTask;
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import java.util.concurrent.SynchronousQueue;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.TimeoutException;
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import org.jivesoftware.smack.XMPPConnection;
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import org.jivesoftware.smack.PacketCollector;
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import org.jivesoftware.smack.SmackConfiguration;
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import org.jivesoftware.smack.XMPPException;
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import org.jivesoftware.smack.filter.PacketIDFilter;
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import org.jivesoftware.smack.packet.Packet;
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import org.jivesoftware.smack.packet.XMPPError;
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import org.jivesoftware.smack.test.SmackTestCase;
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import org.jivesoftware.smackx.ServiceDiscoveryManager;
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import org.jivesoftware.smackx.bytestreams.socks5.Socks5BytestreamListener;
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import org.jivesoftware.smackx.bytestreams.socks5.Socks5BytestreamManager;
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import org.jivesoftware.smackx.bytestreams.socks5.Socks5BytestreamRequest;
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import org.jivesoftware.smackx.bytestreams.socks5.Socks5BytestreamSession;
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import org.jivesoftware.smackx.bytestreams.socks5.Socks5PacketUtils;
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import org.jivesoftware.smackx.bytestreams.socks5.Socks5Proxy;
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import org.jivesoftware.smackx.bytestreams.socks5.packet.Bytestream;
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/**
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* Test for Socks5 bytestreams with real XMPP servers.
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*
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* @author Henning Staib
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*/
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public class Socks5ByteStreamTest extends SmackTestCase {
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/**
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* Constructor
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*
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* @param arg0
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*/
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public Socks5ByteStreamTest(String arg0) {
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super(arg0);
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}
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/**
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* Socks5 feature should be added to the service discovery on Smack startup.
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*
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* @throws XMPPException should not happen
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*/
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public void testInitializationSocks5FeaturesAndListenerOnStartup() throws XMPPException {
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XMPPConnection connection = getConnection(0);
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assertTrue(ServiceDiscoveryManager.getInstanceFor(connection).includesFeature(
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Socks5BytestreamManager.NAMESPACE));
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}
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/**
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* Target should respond with not-acceptable error if no listeners for incoming Socks5
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* bytestream requests are registered.
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*
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* @throws XMPPException should not happen
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*/
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public void testRespondWithErrorOnSocks5BytestreamRequest() throws XMPPException {
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XMPPConnection targetConnection = getConnection(0);
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XMPPConnection initiatorConnection = getConnection(1);
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Bytestream bytestreamInitiation = Socks5PacketUtils.createBytestreamInitiation(
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initiatorConnection.getUser(), targetConnection.getUser(), "session_id");
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bytestreamInitiation.addStreamHost("proxy.localhost", "127.0.0.1", 7777);
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PacketCollector collector = initiatorConnection.createPacketCollector(new PacketIDFilter(
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bytestreamInitiation.getStanzaId()));
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initiatorConnection.sendStanza(bytestreamInitiation);
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Packet result = collector.nextResult();
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assertNotNull(result.getError());
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assertEquals(XMPPError.Condition.no_acceptable.toString(), result.getError().getCondition());
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}
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/**
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* Socks5 bytestream should be successfully established using the local Socks5 proxy.
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*
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* @throws Exception should not happen
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*/
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public void testSocks5BytestreamWithLocalSocks5Proxy() throws Exception {
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// setup port for local socks5 proxy
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SmackConfiguration.setLocalSocks5ProxyEnabled(true);
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SmackConfiguration.setLocalSocks5ProxyPort(7778);
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Socks5Proxy socks5Proxy = Socks5Proxy.getSocks5Proxy();
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socks5Proxy.start();
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assertTrue(socks5Proxy.isRunning());
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XMPPConnection initiatorConnection = getConnection(0);
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XMPPConnection targetConnection = getConnection(1);
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// test data
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final byte[] data = new byte[] { 1, 2, 3 };
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final SynchronousQueue<byte[]> queue = new SynchronousQueue<byte[]>();
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Socks5BytestreamManager targetByteStreamManager = Socks5BytestreamManager.getBytestreamManager(targetConnection);
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Socks5BytestreamListener incomingByteStreamListener = new Socks5BytestreamListener() {
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public void incomingBytestreamRequest(Socks5BytestreamRequest request) {
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InputStream inputStream;
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try {
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Socks5BytestreamSession session = request.accept();
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inputStream = session.getInputStream();
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byte[] receivedData = new byte[3];
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inputStream.read(receivedData);
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queue.put(receivedData);
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}
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catch (Exception e) {
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fail(e.getMessage());
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}
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}
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};
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targetByteStreamManager.addIncomingBytestreamListener(incomingByteStreamListener);
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Socks5BytestreamManager initiatorByteStreamManager = Socks5BytestreamManager.getBytestreamManager(initiatorConnection);
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Socks5BytestreamSession session = initiatorByteStreamManager.establishSession(
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targetConnection.getUser());
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OutputStream outputStream = session.getOutputStream();
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assertTrue(session.isDirect());
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// verify stream
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outputStream.write(data);
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outputStream.flush();
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outputStream.close();
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assertEquals("received data not equal to sent data", data, queue.take());
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// reset default configuration
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SmackConfiguration.setLocalSocks5ProxyPort(7777);
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}
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/**
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* Socks5 bytestream should be successfully established using a Socks5 proxy provided by the
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* XMPP server.
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* <p>
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* This test will fail if the XMPP server doesn't provide any Socks5 proxies or the Socks5 proxy
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* only allows Socks5 bytestreams in the context of a file transfer (like Openfire in default
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* configuration, see xmpp.proxy.transfer.required flag).
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*
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* @throws Exception if no Socks5 proxies found or proxy is unwilling to activate Socks5
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* bytestream
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*/
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public void testSocks5BytestreamWithRemoteSocks5Proxy() throws Exception {
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// disable local socks5 proxy
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SmackConfiguration.setLocalSocks5ProxyEnabled(false);
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Socks5Proxy.getSocks5Proxy().stop();
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assertFalse(Socks5Proxy.getSocks5Proxy().isRunning());
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XMPPConnection initiatorConnection = getConnection(0);
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XMPPConnection targetConnection = getConnection(1);
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// test data
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final byte[] data = new byte[] { 1, 2, 3 };
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final SynchronousQueue<byte[]> queue = new SynchronousQueue<byte[]>();
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Socks5BytestreamManager targetByteStreamManager = Socks5BytestreamManager.getBytestreamManager(targetConnection);
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Socks5BytestreamListener incomingByteStreamListener = new Socks5BytestreamListener() {
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public void incomingBytestreamRequest(Socks5BytestreamRequest request) {
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InputStream inputStream;
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try {
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Socks5BytestreamSession session = request.accept();
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inputStream = session.getInputStream();
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byte[] receivedData = new byte[3];
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inputStream.read(receivedData);
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queue.put(receivedData);
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}
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catch (Exception e) {
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fail(e.getMessage());
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}
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}
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};
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targetByteStreamManager.addIncomingBytestreamListener(incomingByteStreamListener);
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Socks5BytestreamManager initiatorByteStreamManager = Socks5BytestreamManager.getBytestreamManager(initiatorConnection);
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Socks5BytestreamSession session = initiatorByteStreamManager.establishSession(
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targetConnection.getUser());
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OutputStream outputStream = session.getOutputStream();
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assertTrue(session.isMediated());
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// verify stream
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outputStream.write(data);
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outputStream.flush();
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outputStream.close();
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assertEquals("received data not equal to sent data", data, queue.take());
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// reset default configuration
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SmackConfiguration.setLocalSocks5ProxyEnabled(true);
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Socks5Proxy.getSocks5Proxy().start();
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}
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/**
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* Socks5 bytestream should be successfully established using a Socks5 proxy provided by the
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* XMPP server. The established connection should transfer data bidirectional if the Socks5
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* proxy supports it.
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* <p>
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* Support for bidirectional Socks5 bytestream:
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* <ul>
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* <li>Openfire (3.6.4 and below) - no</li>
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* <li>ejabberd (2.0.5 and higher) - yes</li>
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* </ul>
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* <p>
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* This test will fail if the XMPP server doesn't provide any Socks5 proxies or the Socks5 proxy
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* only allows Socks5 bytestreams in the context of a file transfer (like Openfire in default
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* configuration, see xmpp.proxy.transfer.required flag).
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*
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* @throws Exception if no Socks5 proxies found or proxy is unwilling to activate Socks5
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* bytestream
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*/
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public void testBiDirectionalSocks5BytestreamWithRemoteSocks5Proxy() throws Exception {
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XMPPConnection initiatorConnection = getConnection(0);
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// disable local socks5 proxy
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SmackConfiguration.setLocalSocks5ProxyEnabled(false);
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Socks5Proxy.getSocks5Proxy().stop();
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assertFalse(Socks5Proxy.getSocks5Proxy().isRunning());
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XMPPConnection targetConnection = getConnection(1);
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// test data
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final byte[] data = new byte[] { 1, 2, 3 };
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final SynchronousQueue<byte[]> queue = new SynchronousQueue<byte[]>();
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Socks5BytestreamManager targetByteStreamManager = Socks5BytestreamManager.getBytestreamManager(targetConnection);
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Socks5BytestreamListener incomingByteStreamListener = new Socks5BytestreamListener() {
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public void incomingBytestreamRequest(Socks5BytestreamRequest request) {
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try {
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Socks5BytestreamSession session = request.accept();
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OutputStream outputStream = session.getOutputStream();
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outputStream.write(data);
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outputStream.flush();
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InputStream inputStream = session.getInputStream();
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byte[] receivedData = new byte[3];
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inputStream.read(receivedData);
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queue.put(receivedData);
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session.close();
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}
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catch (Exception e) {
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fail(e.getMessage());
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}
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}
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};
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targetByteStreamManager.addIncomingBytestreamListener(incomingByteStreamListener);
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Socks5BytestreamManager initiatorByteStreamManager = Socks5BytestreamManager.getBytestreamManager(initiatorConnection);
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Socks5BytestreamSession session = initiatorByteStreamManager.establishSession(targetConnection.getUser());
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assertTrue(session.isMediated());
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// verify stream
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final byte[] receivedData = new byte[3];
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final InputStream inputStream = session.getInputStream();
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FutureTask<Integer> futureTask = new FutureTask<Integer>(new Callable<Integer>() {
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public Integer call() throws Exception {
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return inputStream.read(receivedData);
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}
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});
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Thread executor = new Thread(futureTask);
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executor.start();
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try {
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futureTask.get(2000, TimeUnit.MILLISECONDS);
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}
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catch (TimeoutException e) {
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// reset default configuration
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SmackConfiguration.setLocalSocks5ProxyEnabled(true);
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Socks5Proxy.getSocks5Proxy().start();
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fail("Couldn't send data from target to inititator");
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}
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assertEquals("sent data not equal to received data", data, receivedData);
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OutputStream outputStream = session.getOutputStream();
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outputStream.write(data);
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outputStream.flush();
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outputStream.close();
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assertEquals("received data not equal to sent data", data, queue.take());
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session.close();
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// reset default configuration
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SmackConfiguration.setLocalSocks5ProxyEnabled(true);
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Socks5Proxy.getSocks5Proxy().start();
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}
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@Override
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protected int getMaxConnections() {
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return 2;
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}
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}
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