/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.undertow.websockets.extensions;
import java.io.IOException;
import java.net.InetSocketAddress;
import io.undertow.server.HttpHandler;
import io.undertow.server.protocol.http.HttpOpenListener;
import io.undertow.websockets.WebSocketConnectionCallback;
import io.undertow.websockets.WebSocketProtocolHandshakeHandler;
import io.undertow.websockets.core.WebSocketChannel;
import io.undertow.websockets.core.WebSocketLogger;
import io.undertow.websockets.spi.WebSocketHttpExchange;
import org.apache.log4j.BasicConfigurator;
import org.xnio.BufferAllocator;
import org.xnio.ByteBufferSlicePool;
import org.xnio.ChannelListener;
import org.xnio.ChannelListeners;
import org.xnio.OptionMap;
import org.xnio.Options;
import org.xnio.StreamConnection;
import org.xnio.Xnio;
import org.xnio.XnioWorker;
import org.xnio.channels.AcceptingChannel;
/**
* A WebSocket Server implementation for use with <a href="http://www.tavendo.de/autobahn/testsuite.html">AutoBahn test suite</a>.
* <p>
* A variant of {@link io.undertow.websockets.core.protocol.server.AutobahnWebSocketServer} but focus in extensions capabilities.
* <p>
* It uses {@link DebugExtensionsHeaderHandler} and {@link DebugExtensionsListener} for WebSocket handler and listener.
*
* @author Lucas Ponce
*/
public class AutobahnExtensionsServer {
private HttpOpenListener openListener;
private XnioWorker worker;
private AcceptingChannel<StreamConnection> server;
private Xnio xnio;
private final int port;
public static WebSocketProtocolHandshakeHandler webSocketDebugHandler() {
return new WebSocketProtocolHandshakeHandler(new WebSocketConnectionCallback() {
@Override
public void onConnect(final WebSocketHttpExchange exchange, final WebSocketChannel channel) {
WebSocketLogger.EXTENSION_LOGGER.info("onConnect() ");
channel.getReceiveSetter().set(new DebugExtensionsListener());
channel.resumeReceives();
}
});
}
public AutobahnExtensionsServer(int port) {
this.port = port;
}
public void run() {
xnio = Xnio.getInstance();
try {
worker = xnio.createWorker(OptionMap.builder()
.set(Options.WORKER_WRITE_THREADS, 4)
.set(Options.WORKER_READ_THREADS, 4)
.set(Options.CONNECTION_HIGH_WATER, 1000000)
.set(Options.CONNECTION_LOW_WATER, 1000000)
.set(Options.WORKER_TASK_CORE_THREADS, 10)
.set(Options.WORKER_TASK_MAX_THREADS, 12)
.set(Options.TCP_NODELAY, true)
.set(Options.CORK, true)
.getMap());
OptionMap serverOptions = OptionMap.builder()
.set(Options.WORKER_ACCEPT_THREADS, 4)
.set(Options.TCP_NODELAY, true)
.set(Options.REUSE_ADDRESSES, true)
.getMap();
openListener = new HttpOpenListener(new ByteBufferSlicePool(BufferAllocator.BYTE_BUFFER_ALLOCATOR, 8192, 8192 * 8192), 8192);
ChannelListener acceptListener = ChannelListeners.openListenerAdapter(openListener);
server = worker.createStreamConnectionServer(new InetSocketAddress(port), acceptListener, serverOptions);
WebSocketProtocolHandshakeHandler handler = webSocketDebugHandler()
.addExtension(new PerMessageDeflateHandshake());
DebugExtensionsHeaderHandler debug = new DebugExtensionsHeaderHandler(handler);
setRootHandler(debug);
server.resumeAccepts();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
private void setRootHandler(HttpHandler rootHandler) {
openListener.setRootHandler(rootHandler);
}
public static void main(String[] args) {
/*
Use BasicConfigurator.configure() for fully debug
*/
if (args.length == 1) {
if (args[0].equals("--debug")) {
BasicConfigurator.configure();
}
}
new AutobahnExtensionsServer(7777).run();
}
}