/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.wildfly.extension.undertow;
import java.io.IOException;
import java.net.InetSocketAddress;
import io.undertow.UndertowOptions;
import io.undertow.server.HandlerWrapper;
import io.undertow.server.HttpHandler;
import io.undertow.server.ListenerRegistry;
import io.undertow.server.OpenListener;
import io.undertow.server.handlers.ChannelUpgradeHandler;
import io.undertow.server.handlers.ProxyPeerAddressHandler;
import io.undertow.server.handlers.SSLHeaderHandler;
import io.undertow.server.protocol.http.HttpOpenListener;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.ValueService;
import org.jboss.msc.value.ImmediateValue;
import org.jboss.msc.value.InjectedValue;
import org.wildfly.extension.undertow.logging.UndertowLogger;
import org.xnio.ChannelListener;
import org.xnio.IoUtils;
import org.xnio.OptionMap;
import org.xnio.StreamConnection;
import org.xnio.XnioWorker;
import org.xnio.channels.AcceptingChannel;
/**
* @author Stuart Douglas
* @author Tomaz Cerar
*/
public class HttpListenerService extends ListenerService<HttpListenerService> {
private volatile AcceptingChannel<StreamConnection> server;
private final ChannelUpgradeHandler httpUpgradeHandler = new ChannelUpgradeHandler();
protected final InjectedValue<ListenerRegistry> httpListenerRegistry = new InjectedValue<>();
static final ServiceName HTTP_UPGRADE_REGISTRY = ServiceName.JBOSS.append("http-upgrade-registry");
static final String PROTOCOL = "http";
private final String serverName;
public HttpListenerService(String name, final String serverName, OptionMap listenerOptions, OptionMap socketOptions, boolean certificateForwarding, boolean proxyAddressForwarding) {
super(name, listenerOptions, socketOptions);
this.serverName = serverName;
addWrapperHandler(new HandlerWrapper() {
@Override
public HttpHandler wrap(final HttpHandler handler) {
httpUpgradeHandler.setNonUpgradeHandler(handler);
return httpUpgradeHandler;
}
});
if (certificateForwarding) {
addWrapperHandler(new HandlerWrapper() {
@Override
public HttpHandler wrap(HttpHandler handler) {
return new SSLHeaderHandler(handler);
}
});
}
if (proxyAddressForwarding) {
addWrapperHandler(new HandlerWrapper() {
@Override
public HttpHandler wrap(HttpHandler handler) {
return new ProxyPeerAddressHandler(handler);
}
});
}
}
@Override
protected OpenListener createOpenListener() {
return new HttpOpenListener(getBufferPool().getValue(), OptionMap.builder().addAll(commonOptions).addAll(listenerOptions).set(UndertowOptions.ENABLE_CONNECTOR_STATISTICS, getUndertowService().isStatisticsEnabled()).getMap(), getBufferSize());
}
@Override
public boolean isSecure() {
return false;
}
@Override
protected void preStart(final StartContext context) {
//adds the HTTP upgrade service
//TODO: have a bit more of a think about how we handle this
context.getChildTarget().addService(HTTP_UPGRADE_REGISTRY.append(getName()), new ValueService<Object>(new ImmediateValue<Object>(httpUpgradeHandler)))
.install();
ListenerRegistry.Listener listener = new ListenerRegistry.Listener(getProtocol(), getName(), serverName, getBinding().getValue().getSocketAddress());
listener.setContextInformation("socket-binding", getBinding().getValue());
httpListenerRegistry.getValue().addListener(listener);
}
protected void startListening(XnioWorker worker, InetSocketAddress socketAddress, ChannelListener<AcceptingChannel<StreamConnection>> acceptListener)
throws IOException {
server = worker.createStreamConnectionServer(socketAddress, acceptListener, OptionMap.builder().addAll(commonOptions).addAll(socketOptions).getMap());
server.resumeAccepts();
UndertowLogger.ROOT_LOGGER.listenerStarted("HTTP", getName(), socketAddress);
}
@Override
protected void stopListening() {
server.suspendAccepts();
UndertowLogger.ROOT_LOGGER.listenerSuspend("HTTP", getName());
IoUtils.safeClose(server);
server = null;
UndertowLogger.ROOT_LOGGER.listenerStopped("HTTP", getName(), getBinding().getValue().getSocketAddress());
httpListenerRegistry.getValue().removeListener(getName());
}
@Override
public HttpListenerService getValue() throws IllegalStateException, IllegalArgumentException {
return this;
}
public InjectedValue<ListenerRegistry> getHttpListenerRegistry() {
return httpListenerRegistry;
}
@Override
protected String getProtocol() {
return PROTOCOL;
}
}