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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.catalina.startup;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.Socket;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.logging.LogManager;
import org.apache.catalina.Container;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.Server;
import org.apache.catalina.core.StandardServer;
import org.apache.juli.ClassLoaderLogManager;
import org.apache.tomcat.util.IntrospectionUtils;
import org.apache.tomcat.util.digester.Digester;
import org.apache.tomcat.util.digester.Rule;
import org.apache.tomcat.util.log.SystemLogHandler;
import org.apache.tomcat.util.res.StringManager;
import org.xml.sax.Attributes;
import org.xml.sax.InputSource;
/**
* Startup/Shutdown shell program for Catalina. The following command line
* options are recognized:
*
*
-config {pathname} - Set the pathname of the configuration file
* to be processed. If a relative path is specified, it will be
* interpreted as relative to the directory pathname specified by the
* "catalina.base" system property. [conf/server.xml]
*
-help - Display usage information.
*
-nonaming - Disable naming support.
*
start - Start an instance of Catalina.
*
stop - Stop the currently running instance of Catalina.
*
*
* Should do the same thing as Embedded, but using a server.xml file.
*
* @author Craig R. McClanahan
* @author Remy Maucherat
* @version $Id: Catalina.java 940064 2010-05-01 16:00:29Z kkolinko $
*/
public class Catalina {
/**
* The string manager for this package.
*/
protected static final StringManager sm =
StringManager.getManager(Constants.Package);
// ----------------------------------------------------- Instance Variables
/**
* Use await.
*/
protected boolean await = false;
/**
* Pathname to the server configuration file.
*/
protected String configFile = "conf/server.xml";
// XXX Should be moved to embedded
/**
* The shared extensions class loader for this server.
*/
protected ClassLoader parentClassLoader =
Catalina.class.getClassLoader();
/**
* The server component we are starting or stopping.
*/
protected Server server = null;
/**
* Are we starting a new server?
*/
protected boolean starting = false;
/**
* Are we stopping an existing server?
*/
protected boolean stopping = false;
/**
* Use shutdown hook flag.
*/
protected boolean useShutdownHook = true;
/**
* Shutdown hook.
*/
protected Thread shutdownHook = null;
/**
* Is naming enabled ?
*/
protected boolean useNaming = true;
// ------------------------------------------------------------- Properties
public void setConfig(String file) {
configFile = file;
}
public void setConfigFile(String file) {
configFile = file;
}
public String getConfigFile() {
return configFile;
}
public void setUseShutdownHook(boolean useShutdownHook) {
this.useShutdownHook = useShutdownHook;
}
public boolean getUseShutdownHook() {
return useShutdownHook;
}
/**
* Set the shared extensions class loader.
*
* @param parentClassLoader The shared extensions class loader.
*/
public void setParentClassLoader(ClassLoader parentClassLoader) {
this.parentClassLoader = parentClassLoader;
}
public void setServer(Server server) {
this.server = server;
}
public Server getServer() {
return server;
}
/**
* Return true if naming is enabled.
*/
public boolean isUseNaming() {
return (this.useNaming);
}
/**
* Enables or disables naming support.
*
* @param useNaming The new use naming value
*/
public void setUseNaming(boolean useNaming) {
this.useNaming = useNaming;
}
public void setAwait(boolean b) {
await = b;
}
public boolean isAwait() {
return await;
}
// ------------------------------------------------------ Protected Methods
/**
* Process the specified command line arguments, and return
* true if we should continue processing; otherwise
* return false.
*
* @param args Command line arguments to process
*/
protected boolean arguments(String args[]) {
boolean isConfig = false;
if (args.length < 1) {
usage();
return (false);
}
for (int i = 0; i < args.length; i++) {
if (isConfig) {
configFile = args[i];
isConfig = false;
} else if (args[i].equals("-config")) {
isConfig = true;
} else if (args[i].equals("-nonaming")) {
setUseNaming( false );
} else if (args[i].equals("-help")) {
usage();
return (false);
} else if (args[i].equals("start")) {
starting = true;
stopping = false;
} else if (args[i].equals("stop")) {
starting = false;
stopping = true;
} else {
usage();
return (false);
}
}
return (true);
}
/**
* Return a File object representing our configuration file.
*/
protected File configFile() {
File file = new File(configFile);
if (!file.isAbsolute())
file = new File(System.getProperty("catalina.base"), configFile);
return (file);
}
/**
* Create and configure the Digester we will be using for startup.
*/
protected Digester createStartDigester() {
long t1=System.currentTimeMillis();
// Initialize the digester
Digester digester = new Digester();
digester.setValidating(false);
digester.setRulesValidation(true);
HashMap, List> fakeAttributes =
new HashMap, List>();
ArrayList attrs = new ArrayList();
attrs.add("className");
fakeAttributes.put(Object.class, attrs);
digester.setFakeAttributes(fakeAttributes);
digester.setClassLoader(StandardServer.class.getClassLoader());
// Configure the actions we will be using
digester.addObjectCreate("Server",
"org.apache.catalina.core.StandardServer",
"className");
digester.addSetProperties("Server");
digester.addSetNext("Server",
"setServer",
"org.apache.catalina.Server");
digester.addObjectCreate("Server/GlobalNamingResources",
"org.apache.catalina.deploy.NamingResources");
digester.addSetProperties("Server/GlobalNamingResources");
digester.addSetNext("Server/GlobalNamingResources",
"setGlobalNamingResources",
"org.apache.catalina.deploy.NamingResources");
digester.addObjectCreate("Server/Listener",
null, // MUST be specified in the element
"className");
digester.addSetProperties("Server/Listener");
digester.addSetNext("Server/Listener",
"addLifecycleListener",
"org.apache.catalina.LifecycleListener");
digester.addObjectCreate("Server/Service",
"org.apache.catalina.core.StandardService",
"className");
digester.addSetProperties("Server/Service");
digester.addSetNext("Server/Service",
"addService",
"org.apache.catalina.Service");
digester.addObjectCreate("Server/Service/Listener",
null, // MUST be specified in the element
"className");
digester.addSetProperties("Server/Service/Listener");
digester.addSetNext("Server/Service/Listener",
"addLifecycleListener",
"org.apache.catalina.LifecycleListener");
//Executor
digester.addObjectCreate("Server/Service/Executor",
"org.apache.catalina.core.StandardThreadExecutor",
"className");
digester.addSetProperties("Server/Service/Executor");
digester.addSetNext("Server/Service/Executor",
"addExecutor",
"org.apache.catalina.Executor");
digester.addRule("Server/Service/Connector",
new ConnectorCreateRule());
digester.addRule("Server/Service/Connector",
new SetAllPropertiesRule(new String[]{"executor"}));
digester.addSetNext("Server/Service/Connector",
"addConnector",
"org.apache.catalina.connector.Connector");
digester.addObjectCreate("Server/Service/Connector/Listener",
null, // MUST be specified in the element
"className");
digester.addSetProperties("Server/Service/Connector/Listener");
digester.addSetNext("Server/Service/Connector/Listener",
"addLifecycleListener",
"org.apache.catalina.LifecycleListener");
// Add RuleSets for nested elements
digester.addRuleSet(new NamingRuleSet("Server/GlobalNamingResources/"));
digester.addRuleSet(new EngineRuleSet("Server/Service/"));
digester.addRuleSet(new HostRuleSet("Server/Service/Engine/"));
digester.addRuleSet(new ContextRuleSet("Server/Service/Engine/Host/"));
digester.addRuleSet(ClusterRuleSetFactory.getClusterRuleSet("Server/Service/Engine/Host/Cluster/"));
digester.addRuleSet(new NamingRuleSet("Server/Service/Engine/Host/Context/"));
// When the 'engine' is found, set the parentClassLoader.
digester.addRule("Server/Service/Engine",
new SetParentClassLoaderRule(parentClassLoader));
digester.addRuleSet(ClusterRuleSetFactory.getClusterRuleSet("Server/Service/Engine/Cluster/"));
long t2=System.currentTimeMillis();
if (log.isDebugEnabled())
log.debug("Digester for server.xml created " + ( t2-t1 ));
return (digester);
}
/**
* Create and configure the Digester we will be using for shutdown.
*/
protected Digester createStopDigester() {
// Initialize the digester
Digester digester = new Digester();
// Configure the rules we need for shutting down
digester.addObjectCreate("Server",
"org.apache.catalina.core.StandardServer",
"className");
digester.addSetProperties("Server");
digester.addSetNext("Server",
"setServer",
"org.apache.catalina.Server");
return (digester);
}
public void stopServer() {
stopServer(null);
}
public void stopServer(String[] arguments) {
if (arguments != null) {
arguments(arguments);
}
if( getServer() == null ) {
// Create and execute our Digester
Digester digester = createStopDigester();
digester.setClassLoader(Thread.currentThread().getContextClassLoader());
File file = configFile();
try {
InputSource is =
new InputSource("file://" + file.getAbsolutePath());
FileInputStream fis = new FileInputStream(file);
is.setByteStream(fis);
digester.push(this);
digester.parse(is);
fis.close();
} catch (Exception e) {
log.error("Catalina.stop: ", e);
System.exit(1);
}
}
// Stop the existing server
try {
if (getServer().getPort()>0) {
Socket socket = new Socket(getServer().getAddress(),
getServer().getPort());
OutputStream stream = socket.getOutputStream();
String shutdown = getServer().getShutdown();
for (int i = 0; i < shutdown.length(); i++)
stream.write(shutdown.charAt(i));
stream.flush();
stream.close();
socket.close();
} else {
log.error(sm.getString("catalina.stopServer"));
System.exit(1);
}
} catch (IOException e) {
log.error("Catalina.stop: ", e);
System.exit(1);
}
}
/**
* Start a new server instance.
*/
public void load() {
long t1 = System.nanoTime();
initDirs();
// Before digester - it may be needed
initNaming();
// Create and execute our Digester
Digester digester = createStartDigester();
InputSource inputSource = null;
InputStream inputStream = null;
File file = null;
try {
file = configFile();
inputStream = new FileInputStream(file);
inputSource = new InputSource("file://" + file.getAbsolutePath());
} catch (Exception e) {
// Ignore
}
if (inputStream == null) {
try {
inputStream = getClass().getClassLoader()
.getResourceAsStream(getConfigFile());
inputSource = new InputSource
(getClass().getClassLoader()
.getResource(getConfigFile()).toString());
} catch (Exception e) {
// Ignore
}
}
// This should be included in catalina.jar
// Alternative: don't bother with xml, just create it manually.
if( inputStream==null ) {
try {
inputStream = getClass().getClassLoader()
.getResourceAsStream("server-embed.xml");
inputSource = new InputSource
(getClass().getClassLoader()
.getResource("server-embed.xml").toString());
} catch (Exception e) {
// Ignore
}
}
if ((inputStream == null) && (file != null)) {
log.warn("Can't load server.xml from " + file.getAbsolutePath());
if (file.exists() && !file.canRead()) {
log.warn("Permissions incorrect, read permission is not allowed on the file.");
}
return;
}
try {
inputSource.setByteStream(inputStream);
digester.push(this);
digester.parse(inputSource);
inputStream.close();
} catch (Exception e) {
log.warn("Catalina.start using "
+ getConfigFile() + ": " , e);
return;
}
// Stream redirection
initStreams();
// Start the new server
try {
getServer().init();
} catch (LifecycleException e) {
if (Boolean.getBoolean("org.apache.catalina.startup.EXIT_ON_INIT_FAILURE"))
throw new java.lang.Error(e);
else
log.error("Catalina.start", e);
}
long t2 = System.nanoTime();
if(log.isInfoEnabled())
log.info("Initialization processed in " + ((t2 - t1) / 1000000) + " ms");
}
/*
* Load using arguments
*/
public void load(String args[]) {
try {
if (arguments(args))
load();
} catch (Exception e) {
e.printStackTrace(System.out);
}
}
/**
* Start a new server instance.
*/
public void start() {
if (getServer() == null) {
load();
}
if (getServer() == null) {
log.fatal("Cannot start server. Server instance is not configured.");
return;
}
long t1 = System.nanoTime();
// Start the new server
try {
getServer().start();
} catch (LifecycleException e) {
log.error("Catalina.start: ", e);
}
long t2 = System.nanoTime();
if(log.isInfoEnabled())
log.info("Server startup in " + ((t2 - t1) / 1000000) + " ms");
try {
// Register shutdown hook
if (useShutdownHook) {
if (shutdownHook == null) {
shutdownHook = new CatalinaShutdownHook();
}
Runtime.getRuntime().addShutdownHook(shutdownHook);
// If JULI is being used, disable JULI's shutdown hook since
// shutdown hooks run in parallel and log messages may be lost
// if JULI's hook completes before the CatalinaShutdownHook()
LogManager logManager = LogManager.getLogManager();
if (logManager instanceof ClassLoaderLogManager) {
((ClassLoaderLogManager) logManager).setUseShutdownHook(
false);
}
}
} catch (Throwable t) {
// This will fail on JDK 1.2. Ignoring, as Tomcat can run
// fine without the shutdown hook.
}
if (await) {
await();
stop();
}
}
/**
* Stop an existing server instance.
*/
public void stop() {
try {
// Remove the ShutdownHook first so that server.stop()
// doesn't get invoked twice
if (useShutdownHook) {
Runtime.getRuntime().removeShutdownHook(shutdownHook);
// If JULI is being used, re-enable JULI's shutdown to ensure
// log messages are not lost
LogManager logManager = LogManager.getLogManager();
if (logManager instanceof ClassLoaderLogManager) {
((ClassLoaderLogManager) logManager).setUseShutdownHook(
true);
}
}
} catch (Throwable t) {
// This will fail on JDK 1.2. Ignoring, as Tomcat can run
// fine without the shutdown hook.
}
// Shut down the server
try {
getServer().stop();
} catch (LifecycleException e) {
log.error("Catalina.stop", e);
}
}
/**
* Await and shutdown.
*/
public void await() {
getServer().await();
}
/**
* Print usage information for this application.
*/
protected void usage() {
System.out.println
("usage: java org.apache.catalina.startup.Catalina"
+ " [ -config {pathname} ]"
+ " [ -nonaming ] "
+ " { -help | start | stop }");
}
protected void initDirs() {
String catalinaHome = System.getProperty("catalina.home");
if (catalinaHome == null) {
// Backwards compatibility patch for J2EE RI 1.3
String j2eeHome = System.getProperty("com.sun.enterprise.home");
if (j2eeHome != null) {
catalinaHome=System.getProperty("com.sun.enterprise.home");
} else if (System.getProperty("catalina.base") != null) {
catalinaHome = System.getProperty("catalina.base");
} else {
// Use IntrospectionUtils and guess the dir
catalinaHome = IntrospectionUtils.guessInstall
("catalina.home", "catalina.base", "catalina.jar");
if (catalinaHome == null) {
catalinaHome = IntrospectionUtils.guessInstall
("tomcat.install", "catalina.home", "tomcat.jar");
}
}
}
// last resort - for minimal/embedded cases.
if(catalinaHome==null) {
catalinaHome=System.getProperty("user.dir");
}
if (catalinaHome != null) {
File home = new File(catalinaHome);
if (!home.isAbsolute()) {
try {
catalinaHome = home.getCanonicalPath();
} catch (IOException e) {
catalinaHome = home.getAbsolutePath();
}
}
System.setProperty("catalina.home", catalinaHome);
}
if (System.getProperty("catalina.base") == null) {
System.setProperty("catalina.base",
catalinaHome);
} else {
String catalinaBase = System.getProperty("catalina.base");
File base = new File(catalinaBase);
if (!base.isAbsolute()) {
try {
catalinaBase = base.getCanonicalPath();
} catch (IOException e) {
catalinaBase = base.getAbsolutePath();
}
}
System.setProperty("catalina.base", catalinaBase);
}
String temp = System.getProperty("java.io.tmpdir");
if (temp == null || (!(new File(temp)).exists())
|| (!(new File(temp)).isDirectory())) {
log.error(sm.getString("embedded.notmp", temp));
}
}
protected void initStreams() {
// Replace System.out and System.err with a custom PrintStream
SystemLogHandler systemlog = new SystemLogHandler(System.out);
System.setOut(systemlog);
System.setErr(systemlog);
}
protected void initNaming() {
// Setting additional variables
if (!useNaming) {
log.info( "Catalina naming disabled");
System.setProperty("catalina.useNaming", "false");
} else {
System.setProperty("catalina.useNaming", "true");
String value = "org.apache.naming";
String oldValue =
System.getProperty(javax.naming.Context.URL_PKG_PREFIXES);
if (oldValue != null) {
value = value + ":" + oldValue;
}
System.setProperty(javax.naming.Context.URL_PKG_PREFIXES, value);
if( log.isDebugEnabled() )
log.debug("Setting naming prefix=" + value);
value = System.getProperty
(javax.naming.Context.INITIAL_CONTEXT_FACTORY);
if (value == null) {
System.setProperty
(javax.naming.Context.INITIAL_CONTEXT_FACTORY,
"org.apache.naming.java.javaURLContextFactory");
} else {
log.debug( "INITIAL_CONTEXT_FACTORY alread set " + value );
}
}
}
// --------------------------------------- CatalinaShutdownHook Inner Class
// XXX Should be moved to embedded !
/**
* Shutdown hook which will perform a clean shutdown of Catalina if needed.
*/
protected class CatalinaShutdownHook extends Thread {
@Override
public void run() {
try {
if (getServer() != null) {
Catalina.this.stop();
}
} catch (Throwable ex) {
log.error(sm.getString("catalina.shutdownHookFail"), ex);
} finally {
// If JULI is used, shut JULI down *after* the server shuts down
// so log messages aren't lost
LogManager logManager = LogManager.getLogManager();
if (logManager instanceof ClassLoaderLogManager) {
((ClassLoaderLogManager) logManager).shutdown();
}
}
}
}
private static final org.apache.juli.logging.Log log=
org.apache.juli.logging.LogFactory.getLog( Catalina.class );
}
// ------------------------------------------------------------ Private Classes
/**
* Rule that sets the parent class loader for the top object on the stack,
* which must be a Container.
*/
final class SetParentClassLoaderRule extends Rule {
public SetParentClassLoaderRule(ClassLoader parentClassLoader) {
this.parentClassLoader = parentClassLoader;
}
ClassLoader parentClassLoader = null;
@Override
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("Setting parent class loader");
Container top = (Container) digester.peek();
top.setParentClassLoader(parentClassLoader);
}
}
