/*
* JBoss, Home of Professional Open Source.
* Copyright 2017, 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.util.Collections;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;
import java.util.function.Consumer;
import javax.security.jacc.PolicyContext;
import javax.security.jacc.PolicyContextException;
import io.undertow.Version;
import org.jboss.as.controller.PathAddress;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.security.SecurityConstants;
import org.wildfly.extension.undertow.logging.UndertowLogger;
import org.wildfly.extension.undertow.security.jacc.HttpServletRequestPolicyContextHandler;
/**
* @author <a href="mailto:tomaz.cerar@redhat.com">Tomaz Cerar</a> (c) 2013 Red Hat Inc.
* @author Stuart Douglas
*/
@SuppressWarnings("ALL")
public class UndertowService implements Service<UndertowService> {
@Deprecated
public static final ServiceName UNDERTOW = ServiceName.JBOSS.append("undertow");
@Deprecated
public static final ServiceName SERVLET_CONTAINER = UNDERTOW.append(Constants.SERVLET_CONTAINER);
@Deprecated
public static final ServiceName SERVER = UNDERTOW.append(Constants.SERVER);
/**
* service name under which default server is bound.
*/
public static final ServiceName DEFAULT_SERVER = UNDERTOW.append("default-server");
/**
* service name under which default host of default server is bound.
*/
public static final ServiceName DEFAULT_HOST = DEFAULT_SERVER.append("default-host");
/**
* The base name for listener/handler/filter services.
*/
public static final ServiceName HANDLER = UNDERTOW.append(Constants.HANDLER);
public static final ServiceName FILTER = UNDERTOW.append(Constants.FILTER);
/**
* The base name for web deployments.
*/
static final ServiceName WEB_DEPLOYMENT_BASE = UNDERTOW.append("deployment");
private final String defaultContainer;
private final String defaultServer;
private final String defaultVirtualHost;
private final Set<Server> registeredServers = new CopyOnWriteArraySet<>();
private final List<UndertowEventListener> listeners = Collections.synchronizedList(new LinkedList<UndertowEventListener>());
private final String instanceId;
private volatile boolean statisticsEnabled;
private final Set<Consumer<Boolean>> statisticsChangeListenters = new HashSet<>();
protected UndertowService(String defaultContainer, String defaultServer, String defaultVirtualHost, String instanceId, boolean statisticsEnabled) {
this.defaultContainer = defaultContainer;
this.defaultServer = defaultServer;
this.defaultVirtualHost = defaultVirtualHost;
this.instanceId = instanceId;
this.statisticsEnabled = statisticsEnabled;
}
public static ServiceName deploymentServiceName(final String serverName, final String virtualHost, final String contextPath) {
return WEB_DEPLOYMENT_BASE.append(serverName).append(virtualHost).append("".equals(contextPath) ? "/" : contextPath);
}
@Deprecated
public static ServiceName virtualHostName(final String server, final String virtualHost) {
return SERVER.append(server).append(virtualHost);
}
public static ServiceName locationServiceName(final String server, final String virtualHost, final String locationName) {
return virtualHostName(server, virtualHost).append(Constants.LOCATION, locationName);
}
public static ServiceName accessLogServiceName(final String server, final String virtualHost) {
return virtualHostName(server, virtualHost).append(Constants.ACCESS_LOG);
}
public static ServiceName ssoServiceName(final String server, final String virtualHost) {
return virtualHostName(server, virtualHost).append("single-sign-on");
}
public static ServiceName consoleRedirectServiceName(final String server, final String virtualHost) {
return virtualHostName(server, virtualHost).append("console", "redirect");
}
public static ServiceName filterRefName(final String server, final String virtualHost, final String locationName, final String filterName) {
return virtualHostName(server, virtualHost).append(Constants.LOCATION, locationName).append("filter-ref").append(filterName);
}
public static ServiceName filterRefName(final String server, final String virtualHost, final String filterName) {
return SERVER.append(server).append(virtualHost).append("filter-ref").append(filterName);
}
public static ServiceName getFilterRefServiceName(final PathAddress address, String name) {
final PathAddress oneUp = address.subAddress(0, address.size() - 1);
final PathAddress twoUp = oneUp.subAddress(0, oneUp.size() - 1);
final PathAddress threeUp = twoUp.subAddress(0, twoUp.size() - 1);
ServiceName serviceName;
if (address.getLastElement().getKey().equals(Constants.FILTER_REF)) {
if (oneUp.getLastElement().getKey().equals(Constants.HOST)) { //adding reference
String host = oneUp.getLastElement().getValue();
String server = twoUp.getLastElement().getValue();
serviceName = UndertowService.filterRefName(server, host, name);
} else {
String location = oneUp.getLastElement().getValue();
String host = twoUp.getLastElement().getValue();
String server = threeUp.getLastElement().getValue();
serviceName = UndertowService.filterRefName(server, host, location, name);
}
} else if (address.getLastElement().getKey().equals(Constants.HOST)) {
String host = address.getLastElement().getValue();
String server = oneUp.getLastElement().getValue();
serviceName = UndertowService.filterRefName(server, host, name);
} else {
String location = address.getLastElement().getValue();
String host = oneUp.getLastElement().getValue();
String server = twoUp.getLastElement().getValue();
serviceName = UndertowService.filterRefName(server, host, location, name);
}
return serviceName;
}
@Deprecated
public static ServiceName listenerName(String listenerName) {
return UNDERTOW.append(Constants.LISTENER).append(listenerName);
}
@Override
public void start(StartContext context) throws StartException {
UndertowLogger.ROOT_LOGGER.serverStarting(Version.getVersionString());
// Register the active request PolicyContextHandler
try {
PolicyContext.registerHandler(SecurityConstants.WEB_REQUEST_KEY,
new HttpServletRequestPolicyContextHandler(), true);
} catch (PolicyContextException pce) {
UndertowLogger.ROOT_LOGGER.failedToRegisterPolicyContextHandler(SecurityConstants.WEB_REQUEST_KEY, pce);
}
}
@Override
public void stop(StopContext context) {
// Remove PolicyContextHandler
Set handlerKeys = PolicyContext.getHandlerKeys();
handlerKeys.remove(SecurityConstants.WEB_REQUEST_KEY);
UndertowLogger.ROOT_LOGGER.serverStopping(Version.getVersionString());
fireEvent(new EventInvoker() {
@Override
public void invoke(UndertowEventListener listener) {
listener.onShutdown();
}
});
}
@Override
public UndertowService getValue() throws IllegalStateException, IllegalArgumentException {
return this;
}
protected void registerServer(final Server server) {
registeredServers.add(server);
fireEvent(new EventInvoker() {
@Override
public void invoke(UndertowEventListener listener) {
listener.onServerStart(server);
}
});
}
protected void unregisterServer(final Server server) {
registeredServers.remove(server);
fireEvent(new EventInvoker() {
@Override
public void invoke(UndertowEventListener listener) {
listener.onServerStop(server);
}
});
}
public String getDefaultContainer() {
return defaultContainer;
}
public String getDefaultServer() {
return defaultServer;
}
public String getDefaultVirtualHost() {
return defaultVirtualHost;
}
public Set<Server> getServers() {
return Collections.unmodifiableSet(registeredServers);
}
public String getInstanceId() {
return instanceId;
}
public boolean isStatisticsEnabled() {
return statisticsEnabled;
}
public synchronized void setStatisticsEnabled(boolean statisticsEnabled) {
this.statisticsEnabled = statisticsEnabled;
for(Consumer<Boolean> listener: statisticsChangeListenters) {
listener.accept(statisticsEnabled);
}
}
public synchronized void registerStatisticsListener(Consumer<Boolean> listener) {
statisticsChangeListenters.add(listener);
}
public synchronized void unregisterStatisticsListener(Consumer<Boolean> listener) {
statisticsChangeListenters.remove(listener);
}
/**
* Registers custom Event listener to server
*
* @param listener event listener to register
*/
public void registerListener(UndertowEventListener listener) {
this.listeners.add(listener);
}
public void unregisterListener(UndertowEventListener listener) {
this.listeners.remove(listener);
}
protected void fireEvent(EventInvoker invoker) {
synchronized (listeners) {
for (UndertowEventListener listener : listeners) {
invoker.invoke(listener);
}
}
}
}