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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2009-2012 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
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* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.glassfish.kernel.javaee;
import com.sun.enterprise.config.serverbeans.Config;
import com.sun.enterprise.config.serverbeans.ConfigBeansUtilities;
import com.sun.enterprise.config.serverbeans.Domain;
import com.sun.enterprise.config.serverbeans.HttpService;
import com.sun.enterprise.config.serverbeans.VirtualServer;
import com.sun.enterprise.module.ModulesRegistry;
import com.sun.enterprise.v3.server.ContainerStarter;
import java.beans.PropertyChangeEvent;
import java.text.MessageFormat;
import java.util.Collection;
import java.util.List;
import java.util.ResourceBundle;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Provider;
import org.glassfish.api.StartupRunLevel;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.api.container.Sniffer;
import org.glassfish.grizzly.config.dom.NetworkConfig;
import org.glassfish.grizzly.config.dom.NetworkListener;
import org.glassfish.grizzly.config.dom.NetworkListeners;
import org.glassfish.hk2.api.PostConstruct;
import org.glassfish.hk2.runlevel.RunLevel;
import org.glassfish.internal.data.ContainerRegistry;
import org.glassfish.internal.data.EngineInfo;
import org.glassfish.logging.annotation.LogMessageInfo;
import org.glassfish.logging.annotation.LogMessagesResourceBundle;
import org.glassfish.logging.annotation.LoggerInfo;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.config.Changed;
import org.jvnet.hk2.config.ConfigBeanProxy;
import org.jvnet.hk2.config.ConfigListener;
import org.jvnet.hk2.config.ConfigSupport;
import org.jvnet.hk2.config.NotProcessed;
import org.jvnet.hk2.config.ObservableBean;
import org.jvnet.hk2.config.UnprocessedChangeEvents;
import org.jvnet.hk2.config.types.Property;
/**
* Startup service for the web container.
*
* This service checks if any domain.xml configuration, or changes in
* such configuration, that can be handled only by the web container
* (e.g., access logging) have been specified, and if so, starts the
* web container (unless already started).
*
* @author jluehe
*/
@Service
@RunLevel(StartupRunLevel.VAL)
public class WebContainerStarter
implements PostConstruct, ConfigListener {
private static final String LOGMSG_PREFIX = "AS-CORE-JAVAEE";
@LogMessagesResourceBundle
private static final String SHARED_LOGMESSAGE_RESOURCE = "org.glassfish.kernel.javaee.LogMessages";
@LoggerInfo(subsystem = "AS-CORE", description = "Java EE Core Kernel", publish = true)
private static final String ASCORE_LOGGER = "javax.enterprise.system.core.ee";
private static final Logger logger = Logger.getLogger(
ASCORE_LOGGER, SHARED_LOGMESSAGE_RESOURCE);
private static final ResourceBundle rb = logger.getResourceBundle();
@LogMessageInfo(
message = "Web Container not installed",
cause = "The web container does not install properly.",
action = "Please check the web container libraries are installed properly.",
level = "INFO")
public static final String mWebContainerNotInstalled = LOGMSG_PREFIX + "-0001";
@LogMessageInfo(
message = "Done with starting {0} container.",
level = "INFO")
public static final String mStartContainerDone = LOGMSG_PREFIX + "-0002";
@LogMessageInfo(
message = "Unable to start container (no exception provided)",
cause = "The web container does not start properly.",
action = "Please check the web container libraries are installed properly.",
level = "SEVERE")
public static final String mUnableStartContainerNoException = LOGMSG_PREFIX + "-0003";
@LogMessageInfo(
message = "Unable to start container {0}",
cause = "The web container does not start properly. Most probably, there is a class loading issue.",
action = "Please resolve issues mentioned in the stack trace.",
level = "SEVERE")
public static final String mUnableStartContainer = LOGMSG_PREFIX + "-0004";
private static final String AUTH_PASSTHROUGH_ENABLED_PROP =
"authPassthroughEnabled";
private static final String PROXY_HANDLER_PROP = "proxyHandler";
private static final String TRACE_ENABLED_PROP = "traceEnabled";
@Inject
private Provider domainProvider;
@Inject
private ContainerRegistry containerRegistry;
@Inject
private ContainerStarter containerStarter;
@Inject
private ModulesRegistry modulesRegistry;
@Inject @Named(ServerEnvironment.DEFAULT_INSTANCE_NAME)
private Provider serverConfigProvider;
@Inject @Named("web")
private Provider webSnifferProvider;
/**
* Scans the domain.xml to see if it specifies any configuration
* that can be handled only by the web container, and if so, starts
* the web container
*/
public void postConstruct() {
domainProvider.get();
Config serverConfig = serverConfigProvider.get();
boolean isStartNeeded = false;
if (serverConfig != null) {
if (isStartNeeded(serverConfig.getHttpService())) {
isStartNeeded = true;
}
if (!isStartNeeded && isStartNeeded(serverConfig.getNetworkConfig())) {
isStartNeeded = true;
}
}
if (isStartNeeded) {
startWebContainer();
} else {
ObservableBean bean = (ObservableBean) ConfigSupport.getImpl(serverConfig.getHttpService());
bean.addListener(this);
bean = (ObservableBean) ConfigSupport.getImpl(serverConfig.getNetworkConfig().getNetworkListeners());
bean.addListener(this);
}
}
public UnprocessedChangeEvents changed(PropertyChangeEvent[] events) {
return ConfigSupport.sortAndDispatch(events, new Changed() {
public NotProcessed changed(
TYPE type, Class tClass, T t) {
if (tClass == HttpService.class) {
if (type == TYPE.CHANGE) {
if (isStartNeeded((HttpService) t)) {
startWebContainer();
}
}
} else if (tClass == VirtualServer.class) {
if (type == TYPE.ADD || type == TYPE.CHANGE) {
if (isStartNeeded((VirtualServer) t)) {
startWebContainer();
}
}
} else if (tClass == NetworkListener.class) {
if (type == TYPE.ADD || type == TYPE.CHANGE) {
if (isStartNeeded((NetworkListener) t)) {
startWebContainer();
}
}
}
return null;
}
}
, logger);
}
/**
* Starts the web container
*/
private void startWebContainer() {
Sniffer webSniffer = webSnifferProvider.get();
if (webSniffer==null) {
if (logger.isLoggable(Level.INFO)) {
logger.info(mWebContainerNotInstalled);
}
return;
}
if (containerRegistry.getContainer(
webSniffer.getContainersNames()[0]) != null) {
containerRegistry.getContainer(
webSniffer.getContainersNames()[0]).getContainer();
} else {
try {
Collection containersInfo =
containerStarter.startContainer(webSniffer);
if (containersInfo != null && !containersInfo.isEmpty()) {
// Start each container
for (EngineInfo info : containersInfo) {
info.getContainer();
if (logger.isLoggable(Level.INFO)) {
logger.log(Level.INFO, mStartContainerDone,
webSniffer.getModuleType());
}
}
} else {
logger.severe(mUnableStartContainerNoException);
}
} catch (Exception e) {
String msg;
if ( rb != null ) {
msg = MessageFormat.format( rb.getString(mUnableStartContainer), webSniffer.getContainersNames()[0]);
} else {
msg = "Unable to start Web Container: " + webSniffer.getContainersNames()[0];
}
logger.log(Level.SEVERE, msg, e);
}
}
}
/*
* @return true if the given HttpService contains any configuration
* that can be handled only by the web container and therefore requires
* the web container to be started, false otherwise
*/
private boolean isStartNeeded(HttpService httpService) {
if (httpService == null) {
return false;
}
if (ConfigBeansUtilities.toBoolean(
httpService.getAccessLoggingEnabled()) ||
ConfigBeansUtilities.toBoolean(
httpService.getSsoEnabled())) {
return true;
}
List props = httpService.getProperty();
if (props != null) {
for (Property prop : props) {
String propName = prop.getName();
String propValue = prop.getValue();
if (AUTH_PASSTHROUGH_ENABLED_PROP.equals(propName)) {
if (ConfigBeansUtilities.toBoolean(propValue)) {
return true;
}
} else if (PROXY_HANDLER_PROP.equals(propName)) {
return true;
} else if (TRACE_ENABLED_PROP.equals(propName)) {
if (!ConfigBeansUtilities.toBoolean(propValue)) {
return true;
}
}
}
}
List hosts = httpService.getVirtualServer();
if (hosts != null) {
for (VirtualServer host : hosts) {
if (isStartNeeded(host)) {
return true;
}
}
}
return false;
}
/*
* @return true if the given VirtualServer contains any configuration
* that can be handled only by the web container and therefore requires
* the web container to be started, false otherwise
*/
private boolean isStartNeeded(VirtualServer host) {
if (host == null) {
return false;
}
if (ConfigBeansUtilities.toBoolean(host.getAccessLoggingEnabled()) ||
ConfigBeansUtilities.toBoolean(host.getSsoEnabled())) {
return true;
}
String state = host.getState();
if (state != null &&
("disabled".equals(state) ||
!ConfigBeansUtilities.toBoolean(state))) {
return true;
}
List props = host.getProperty();
if (props != null && !props.isEmpty()) {
return true;
}
return false;
}
/*
* @return true if the given NetworkConfig contains any configuration
* that can be handled only by the web container and therefore requires
* the web container to be started, false otherwise
*/
private boolean isStartNeeded(NetworkConfig networkConfig) {
if (networkConfig == null) {
return false;
}
NetworkListeners networkListeners = networkConfig.getNetworkListeners();
if (networkListeners == null) {
return false;
}
for (NetworkListener networkListener : networkListeners.getNetworkListener()) {
if (isStartNeeded(networkListener)) {
return true;
}
}
return false;
}
/*
* @return true if the given NetworkListener contains any configuration
* that can be handled only by the web container and therefore requires
* the web container to be started, false otherwise
*/
private boolean isStartNeeded(NetworkListener networkListener) {
if (networkListener == null) {
return false;
}
return ConfigBeansUtilities.toBoolean(networkListener.getJkEnabled());
}
}
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