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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.tuscany.sca.http.jetty;
import java.net.InetAddress;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URL;
import java.net.UnknownHostException;
import java.security.AccessController;
import java.security.KeyStore;
import java.security.PrivilegedAction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.Map.Entry;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
import javax.servlet.Servlet;
import javax.servlet.ServletException;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.core.LifeCycleListener;
import org.apache.tuscany.sca.core.UtilityExtensionPoint;
import org.apache.tuscany.sca.host.http.DefaultResourceServlet;
import org.apache.tuscany.sca.host.http.SecurityContext;
import org.apache.tuscany.sca.host.http.ServletHost;
import org.apache.tuscany.sca.host.http.ServletMappingException;
import org.apache.tuscany.sca.work.WorkScheduler;
import org.mortbay.jetty.Connector;
import org.mortbay.jetty.Server;
import org.mortbay.jetty.handler.ContextHandler;
import org.mortbay.jetty.nio.SelectChannelConnector;
import org.mortbay.jetty.security.SslSocketConnector;
import org.mortbay.jetty.servlet.DefaultServlet;
import org.mortbay.jetty.servlet.ServletHandler;
import org.mortbay.jetty.servlet.ServletHolder;
import org.mortbay.jetty.servlet.ServletMapping;
import org.mortbay.jetty.servlet.SessionHandler;
import org.mortbay.log.Log;
import org.mortbay.thread.ThreadPool;
/**
* Implements an HTTP transport service using Jetty.
*
* @version $Rev$ $Date$
*/
public class JettyServer implements ServletHost, LifeCycleListener {
private static final Logger logger = Logger.getLogger(JettyServer.class.getName());
private final Object joinLock = new Object();
private String trustStore;
private String trustStorePassword;
private String keyStore;
private String keyStorePassword;
private String keyStoreType;
private String trustStoreType;
private boolean sendServerVersion;
private WorkScheduler workScheduler;
// TODO - this static seems to be set by the JSORPC binding unit test
// doesn't look to be a great way of doing things
public static int portDefault = 8080;
private int defaultPort = portDefault;
private int defaultSSLPort = 8443;
/**
* Represents a port and the server that serves it.
*/
private class Port {
private Server server;
private ServletHandler servletHandler;
private Port(Server server, ServletHandler servletHandler) {
this.server = server;
this.servletHandler = servletHandler;
}
public Server getServer() {
return server;
}
public ServletHandler getServletHandler() {
return servletHandler;
}
}
private Map<Integer, Port> ports = new HashMap<Integer, Port>();
private String contextPath = "/";
private org.mortbay.log.Logger jettyLogger;
public JettyServer(ExtensionPointRegistry registry) {
this(registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(WorkScheduler.class));
}
protected JettyServer(WorkScheduler workScheduler) {
this.defaultPort = portDefault;
this.workScheduler = workScheduler;
AccessController.doPrivileged(new PrivilegedAction<Object>() {
public Object run() {
trustStore = System.getProperty("javax.net.ssl.trustStore");
trustStorePassword = System.getProperty("javax.net.ssl.trustStorePassword");
keyStore = System.getProperty("javax.net.ssl.keyStore");
keyStorePassword = System.getProperty("javax.net.ssl.keyStorePassword");
keyStoreType = System.getProperty("javax.net.ssl.keyStoreType", KeyStore.getDefaultType());
trustStoreType = System.getProperty("javax.net.ssl.trustStoreType", KeyStore.getDefaultType());
System.setProperty("JETTY_NO_SHUTDOWN_HOOK", "true");
return null;
}
});
}
public String getName() {
return "jetty";
}
public void setDefaultPort(int port) {
defaultPort = port;
}
public int getDefaultPort() {
return defaultPort;
}
public void setSendServerVersion(boolean sendServerVersion) {
this.sendServerVersion = sendServerVersion;
}
/**
* Stop all the started servers.
*/
public void stop() {
synchronized (joinLock) {
joinLock.notifyAll();
}
try {
Set<Entry<Integer, Port>> entries = new HashSet<Entry<Integer, Port>>(ports.entrySet());
for (Entry<Integer, Port> entry : entries) {
Port port = entry.getValue();
Server server = port.getServer();
server.stop();
server.setStopAtShutdown(false);
ports.remove(entry.getKey());
}
} catch (Exception e) {
throw new ServletMappingException(e);
} finally {
if (jettyLogger != null) {
Log.setLog(jettyLogger);
jettyLogger = null;
}
}
}
private void configureSSL(SslSocketConnector connector, SecurityContext securityContext) {
connector.setProtocol("TLS");
if (securityContext != null) {
keyStoreType = securityContext.getSSLProperties().getProperty("javax.net.ssl.keyStoreType", KeyStore.getDefaultType());
keyStore = securityContext.getSSLProperties().getProperty("javax.net.ssl.keyStore");
keyStorePassword = securityContext.getSSLProperties().getProperty("javax.net.ssl.keyStorePassword");
trustStoreType = securityContext.getSSLProperties().getProperty("javax.net.ssl.trustStoreType", KeyStore.getDefaultType());
trustStore = securityContext.getSSLProperties().getProperty("javax.net.ssl.trustStore");
trustStorePassword = securityContext.getSSLProperties().getProperty("javax.net.ssl.trustStorePassword");
}
connector.setKeystore(keyStore);
connector.setKeyPassword(keyStorePassword);
connector.setKeystoreType(keyStoreType);
connector.setTruststore(trustStore);
connector.setTrustPassword(trustStorePassword);
connector.setTruststoreType(trustStoreType);
connector.setPassword(keyStorePassword);
if (trustStore != null) {
connector.setNeedClientAuth(true);
}
}
public String addServletMapping(String suri, Servlet servlet) throws ServletMappingException {
return addServletMapping(suri, servlet, null);
}
public String addServletMapping(String suri, Servlet servlet, final SecurityContext securityContext) throws ServletMappingException {
URI uri = URI.create(suri);
// Get the URI scheme and port
String scheme = null;
if(securityContext != null && securityContext.isSSLEnabled()) {
scheme = "https";
} else {
scheme = uri.getScheme();
if (scheme == null) {
scheme = "http";
}
}
String host = uri.getHost();
if ("0.0.0.0".equals(host)) {
host = null;
}
int portNumber = uri.getPort();
if (portNumber == -1) {
if ("http".equals(scheme)) {
portNumber = defaultPort;
} else {
portNumber = defaultSSLPort;
}
}
// Get the port object associated with the given port number
Port port = ports.get(portNumber);
if (port == null) {
// Create and start a new server
try {
Server server = new Server();
server.setThreadPool(new WorkSchedulerThreadPool());
if ("https".equals(scheme)) {
// Connector httpConnector = new SelectChannelConnector();
// httpConnector.setPort(portNumber);
SslSocketConnector sslConnector = new SslSocketConnector();
sslConnector.setPort(portNumber);
// FIXME: [rfeng] We should set the host to be bound but binding-ws-axis2 is passing
// in an absolute URI with host set to one of the ip addresses
sslConnector.setHost(host);
configureSSL(sslConnector, securityContext);
server.setConnectors(new Connector[] {sslConnector});
} else {
SelectChannelConnector selectConnector = new SelectChannelConnector();
selectConnector.setPort(portNumber);
// FIXME: [rfeng] We should set the host to be bound but binding-ws-axis2 is passing
// in an absolute URI with host set to one of the ip addresses
selectConnector.setHost(host);
server.setConnectors(new Connector[] {selectConnector});
}
ContextHandler contextHandler = new ContextHandler();
//contextHandler.setContextPath(contextPath);
contextHandler.setContextPath("/");
server.setHandler(contextHandler);
SessionHandler sessionHandler = new SessionHandler();
ServletHandler servletHandler = new ServletHandler();
sessionHandler.addHandler(servletHandler);
contextHandler.setHandler(sessionHandler);
server.setStopAtShutdown(true);
server.setSendServerVersion(sendServerVersion);
server.start();
// Keep track of the new server and Servlet handler
port = new Port(server, servletHandler);
ports.put(portNumber, port);
} catch (Exception e) {
throw new ServletMappingException(e);
}
}
// Register the Servlet mapping
ServletHandler servletHandler = port.getServletHandler();
ServletHolder holder;
if (servlet instanceof DefaultResourceServlet) {
// Optimize the handling of resource requests, use the Jetty default Servlet
// instead of our default resource Servlet
String servletPath = uri.getPath();
if (servletPath.endsWith("*")) {
servletPath = servletPath.substring(0, servletPath.length() - 1);
}
if (servletPath.endsWith("/")) {
servletPath = servletPath.substring(0, servletPath.length() - 1);
}
if (!servletPath.startsWith("/")) {
servletPath = '/' + servletPath;
}
DefaultResourceServlet resourceServlet = (DefaultResourceServlet)servlet;
DefaultServlet defaultServlet = new JettyDefaultServlet(servletPath, resourceServlet.getDocumentRoot());
holder = new ServletHolder(defaultServlet);
} else {
holder = new ServletHolder(servlet);
}
servletHandler.addServlet(holder);
ServletMapping mapping = new ServletMapping();
mapping.setServletName(holder.getName());
String path = uri.getPath();
if (!path.startsWith("/")) {
path = '/' + path;
}
if (!path.startsWith(contextPath)) {
path = contextPath + path;
}
mapping.setPathSpec(path);
servletHandler.addServletMapping(mapping);
// Compute the complete URL
if (host == null) {
try {
host = InetAddress.getLocalHost().getHostAddress();
} catch (UnknownHostException e) {
host = "localhost";
}
}
URL addedURL;
try {
addedURL = new URL(scheme, host, portNumber, path);
} catch (MalformedURLException e) {
throw new ServletMappingException(e);
}
logger.info("Added Servlet mapping: " + addedURL);
return addedURL.toString();
}
public URL getURLMapping(String suri, SecurityContext securityContext) throws ServletMappingException {
return map(suri, securityContext, true);
}
private URL map(String suri, SecurityContext securityContext, boolean resolve) throws ServletMappingException {
URI uri = URI.create(suri);
// Get the URI scheme and port
String scheme = null;
if(securityContext != null && securityContext.isSSLEnabled()) {
scheme = "https";
} else {
scheme = uri.getScheme();
if (scheme == null) {
scheme = "http";
}
}
int portNumber = uri.getPort();
if (portNumber == -1) {
if ("http".equals(scheme)) {
portNumber = defaultPort;
} else {
portNumber = defaultSSLPort;
}
}
// Get the host
String host = uri.getHost();
if (host == null) {
host = "0.0.0.0";
if (resolve) {
try {
host = InetAddress.getLocalHost().getHostAddress();
} catch (UnknownHostException e) {
host = "localhost";
}
}
}
// Construct the URL
String path = uri.getPath();
if (!path.startsWith("/")) {
path = '/' + path;
}
if (!path.startsWith(contextPath)) {
path = contextPath + path;
}
URL url;
try {
url = new URL(scheme, host, portNumber, path);
} catch (MalformedURLException e) {
throw new ServletMappingException(e);
}
return url;
}
public Servlet getServletMapping(String suri) throws ServletMappingException {
if (suri == null) {
return null;
}
URI uri = URI.create(suri);
// Get the URI port
int portNumber = uri.getPort();
if (portNumber == -1) {
portNumber = defaultPort;
}
// Get the port object associated with the given port number
Port port = ports.get(portNumber);
if (port == null) {
return null;
}
// Remove the Servlet mapping for the given Servlet
ServletHandler servletHandler = port.getServletHandler();
Servlet servlet = null;
List<ServletMapping> mappings =
new ArrayList<ServletMapping>(Arrays.asList(servletHandler.getServletMappings()));
String path = uri.getPath();
if (!path.startsWith("/")) {
path = '/' + path;
}
if (!path.startsWith(contextPath)) {
path = contextPath + path;
}
for (ServletMapping mapping : mappings) {
if (Arrays.asList(mapping.getPathSpecs()).contains(path)) {
try {
servlet = servletHandler.getServlet(mapping.getServletName()).getServlet();
} catch (ServletException e) {
throw new IllegalStateException(e);
}
break;
}
}
return servlet;
}
public Servlet removeServletMapping(String suri) {
URI uri = URI.create(suri);
// Get the URI port
int portNumber = uri.getPort();
if (portNumber == -1) {
portNumber = defaultPort;
}
// Get the port object associated with the given port number
Port port = ports.get(portNumber);
if (port == null) {
// TODO - EPR - SL commented out exception temporarily as the runtime is shared
// between multiple nodes in a VM and shutting down one node blows
// up any other nodes when they shut down.
//throw new IllegalStateException("No servlet registered at this URI: " + suri);
logger.warning("No servlet registered at this URI: " + suri);
return null;
}
// Remove the Servlet mapping for the given Servlet
ServletHandler servletHandler = port.getServletHandler();
Servlet removedServlet = null;
List<ServletMapping> mappings =
new ArrayList<ServletMapping>(Arrays.asList(servletHandler.getServletMappings()));
String path = uri.getPath();
if (!path.startsWith("/")) {
path = '/' + path;
}
if (!path.startsWith(contextPath)) {
path = contextPath + path;
}
for (ServletMapping mapping : mappings) {
if (Arrays.asList(mapping.getPathSpecs()).contains(path)) {
try {
removedServlet = servletHandler.getServlet(mapping.getServletName()).getServlet();
} catch (ServletException e) {
throw new IllegalStateException(e);
}
mappings.remove(mapping);
logger.info("Removed Servlet mapping: " + path);
break;
}
}
if (removedServlet != null) {
servletHandler.setServletMappings(mappings.toArray(new ServletMapping[mappings.size()]));
// Stop the port if there are no servlet mappings on it anymore
if (mappings.size() == 0) {
try {
Server server = port.getServer();
server.stop();
server.setStopAtShutdown(false);
} catch (Exception e) {
throw new IllegalStateException(e);
}
ports.remove(portNumber);
}
} else {
logger.warning("Trying to Remove servlet mapping: " + path + " where mapping is not registered");
}
return removedServlet;
}
public RequestDispatcher getRequestDispatcher(String suri) throws ServletMappingException {
//FIXME implement this later
return null;
}
public String getContextPath() {
return contextPath;
}
public void setContextPath(String path) {
this.contextPath = path;
}
/**
* A wrapper to enable use of a WorkScheduler with Jetty
*/
private class WorkSchedulerThreadPool implements ThreadPool {
public boolean dispatch(Runnable work) {
workScheduler.scheduleWork(work);
return true;
}
public void join() throws InterruptedException {
synchronized (joinLock) {
joinLock.wait();
}
}
public int getThreads() {
throw new UnsupportedOperationException();
}
public int getIdleThreads() {
throw new UnsupportedOperationException();
}
public boolean isLowOnThreads() {
return false;
}
}
public void setAttribute(String name, Object value) {
throw new UnsupportedOperationException();
}
public void start() {
try {
jettyLogger = new JettyLogger(logger);
Log.setLog(jettyLogger);
} catch (Throwable e) {
// Ignore
}
}
}