/**
* Create an <code>ObjectName</code> for this <code>Loader</code> object.
*
* @param domain Domain in which this name is to be created
* @param loader The Loader to be named
* @exception MalformedObjectNameException if a name cannot be created
*/
static ObjectName createObjectName(String domain, Loader loader)
throws MalformedObjectNameException {
ObjectName name = null;
Container container = loader.getContainer();
if (container instanceof Engine) {
name = new ObjectName(domain + ":type=Loader");
} else if (container instanceof Host) {
name = new ObjectName(domain + ":type=Loader,host=" + container.getName());
} else if (container instanceof Context) {
String path = ((Context) container).getPath();
if (path.length() < 1) {
path = "/";
}
Host host = (Host) container.getParent();
name = new ObjectName(domain + ":type=Loader,path=" + path + ",host=" + host.getName());
} else if (container == null) {
// What is that ???
DefaultContext defaultContext = loader.getDefaultContext();
if (defaultContext != null) {
Container parent = defaultContext.getParent();
if (parent instanceof Engine) {
name = new ObjectName(domain + ":type=DefaultLoader");
} else if (parent instanceof Host) {
name = new ObjectName(domain + ":type=DefaultLoader,host=" + parent.getName());
}
}
}
return (name);
}
private static StandardContext startWebApp(Host host, WSEndpointDeploymentUnit unit)
throws Exception {
StandardContext context = new StandardContext();
try {
JBossWebMetaData jbwebMD = unit.getAttachment(WSAttachmentKeys.JBOSSWEB_METADATA_KEY);
context.setPath(jbwebMD.getContextRoot());
context.addLifecycleListener(new ContextConfig());
ServerConfigService config =
(ServerConfigService)
unit.getServiceRegistry().getService(WSServices.CONFIG_SERVICE).getService();
File docBase = new File(config.getValue().getServerTempDir(), jbwebMD.getContextRoot());
if (!docBase.exists()) {
docBase.mkdirs();
}
context.setDocBase(docBase.getPath());
final Loader loader = new WebCtxLoader(unit.getAttachment(WSAttachmentKeys.CLASSLOADER_KEY));
loader.setContainer(host);
context.setLoader(loader);
context.setInstanceManager(new LocalInstanceManager());
addServlets(jbwebMD, context);
host.addChild(context);
context.create();
} catch (Exception e) {
throw MESSAGES.createContextPhaseFailed(e);
}
try {
context.start();
} catch (LifecycleException e) {
throw MESSAGES.startContextPhaseFailed(e);
}
return context;
}
/**
* Load and return the Session associated with the specified session identifier from this Store,
* without removing it. If there is no such stored Session, return <code>null</code>.
*
* @param id Session identifier of the session to load
* @exception ClassNotFoundException if a deserialization error occurs
* @exception IOException if an input/output error occurs
*/
@Override
public Session load(String id) throws ClassNotFoundException, IOException {
// Open an input stream to the specified pathname, if any
File file = file(id);
if (file == null) {
return (null);
}
if (!file.exists()) {
return (null);
}
if (manager.getContext().getLogger().isDebugEnabled()) {
manager
.getContext()
.getLogger()
.debug(sm.getString(getStoreName() + ".loading", id, file.getAbsolutePath()));
}
ObjectInputStream ois = null;
Loader loader = null;
ClassLoader classLoader = null;
ClassLoader oldThreadContextCL = Thread.currentThread().getContextClassLoader();
try (FileInputStream fis = new FileInputStream(file.getAbsolutePath());
BufferedInputStream bis = new BufferedInputStream(fis)) {
Context context = manager.getContext();
if (context != null) loader = context.getLoader();
if (loader != null) classLoader = loader.getClassLoader();
if (classLoader != null) {
Thread.currentThread().setContextClassLoader(classLoader);
ois = new CustomObjectInputStream(bis, classLoader);
} else {
ois = new ObjectInputStream(bis);
}
StandardSession session = (StandardSession) manager.createEmptySession();
session.readObjectData(ois);
session.setManager(manager);
return (session);
} catch (FileNotFoundException e) {
if (manager.getContext().getLogger().isDebugEnabled())
manager.getContext().getLogger().debug("No persisted data file found");
return (null);
} finally {
if (ois != null) {
// Close the input stream
try {
ois.close();
} catch (IOException f) {
// Ignore
}
}
Thread.currentThread().setContextClassLoader(oldThreadContextCL);
}
}
@Override
public void start(StartContext startContext) throws StartException {
ServerEnvironment env = injectedServerEnvironment.getValue();
Host virtualHost = injectedVirtualHost.getValue().getHost();
BundleContext syscontext = injectedSystemContext.getValue();
WebServer webServer = injectedWebServer.getValue();
File storageDir =
new File(
env.getServerTempDir()
+ File.separator
+ CONTEXT_NAME
+ File.separator
+ "httpservice-root");
context.setDocBase(storageDir.getPath());
storageDir.mkdirs();
context.setPath(CONTEXT_NAME);
context.addLifecycleListener(new ContextConfig());
Loader loader = new WebCtxLoader(getClass().getClassLoader());
loader.setContainer(virtualHost);
context.setLoader(loader);
context.setInstanceManager(new LocalInstanceManager());
context.addMimeMapping("html", "text/html");
context.addMimeMapping("jpg", "image/jpeg");
context.addMimeMapping("png", "image/png");
context.addMimeMapping("gif", "image/gif");
context.addMimeMapping("css", "text/css");
context.addMimeMapping("js", "text/javascript");
virtualHost.addChild(context);
WEB_LOGGER.registerWebapp(context.getName());
try {
context.create();
} catch (Exception ex) {
throw new StartException(WebMessages.MESSAGES.createContextFailed(), ex);
}
try {
context.start();
} catch (LifecycleException ex) {
throw new StartException(WebMessages.MESSAGES.startContextFailed(), ex);
}
Hashtable<String, Object> props = new Hashtable<String, Object>();
props.put(Constants.SERVICE_RANKING, Integer.MIN_VALUE);
props.put("provider", getClass().getPackage().getName());
ServiceFactory serviceFactory = new HttpServiceFactory(webServer, virtualHost, context);
registration = syscontext.registerService(HttpService.class.getName(), serviceFactory, props);
}
private void initializeSerializer()
throws ClassNotFoundException, IllegalAccessException, InstantiationException {
log.info("Attempting to use serializer :" + serializationStrategyClass);
serializer = (Serializer) Class.forName(serializationStrategyClass).newInstance();
Loader loader = null;
if (getContainer() != null) {
loader = getContainer().getLoader();
}
ClassLoader classLoader = null;
if (loader != null) {
classLoader = loader.getClassLoader();
}
serializer.setClassLoader(classLoader);
}
@Override
public synchronized void start() throws Exception {
Host host = ServerUtil.getDefaultHost().getHost();
_serverContext = (StandardContext) host.findChild("/" + _contextName);
if (_serverContext == null) {
_serverContext = new StandardContext();
_serverContext.setPath("/" + _contextName);
File docBase = new File(SERVER_TEMP_DIR, _contextName);
if (!docBase.exists()) {
if (!docBase.mkdirs()) {
throw new RuntimeException("Unable to create temp directory " + docBase.getPath());
}
}
_serverContext.setDocBase(docBase.getPath());
_serverContext.addLifecycleListener(new ContextConfig());
final Loader loader = new WebCtxLoader(Thread.currentThread().getContextClassLoader());
loader.setContainer(host);
_serverContext.setLoader(loader);
_serverContext.setInstanceManager(new LocalInstanceManager());
Wrapper wrapper = _serverContext.createWrapper();
wrapper.setName(SERVLET_NAME);
wrapper.setServletClass(SwitchYardRemotingServlet.class.getName());
wrapper.setLoadOnStartup(1);
_serverContext.addChild(wrapper);
_serverContext.addServletMapping("/*", SERVLET_NAME);
host.addChild(_serverContext);
_serverContext.create();
_serverContext.start();
SwitchYardRemotingServlet remotingServlet = (SwitchYardRemotingServlet) wrapper.getServlet();
remotingServlet.setEndpointPublisher(this);
_log.info("Published Remote Service Endpoint " + _serverContext.getPath());
} else {
throw new RuntimeException("Context " + _contextName + " already exists!");
}
}
public Servlet loadServlet() throws ServletException {
if (instance != null) return instance;
Servlet servlet = null;
String actualClass = servletClass;
if (actualClass == null) {
throw new ServletException("servlet class has not been specified");
}
Loader loader = getLoader();
// Acquire an instance of the class loader to be used
if (loader == null) {
throw new ServletException("No loader.");
}
ClassLoader classLoader = loader.getClassLoader();
// Load the specified servlet class from the appropriate class loader
Class classClass = null;
try {
if (classLoader != null) {
classClass = classLoader.loadClass(actualClass);
}
} catch (ClassNotFoundException e) {
throw new ServletException("Servlet class not found");
}
// Instantiate and initialize an instance of the servlet class itself
try {
servlet = (Servlet) classClass.newInstance();
} catch (Throwable e) {
throw new ServletException("Failed to instantiate servlet");
}
// Call the initialization method of this servlet
try {
servlet.init(null);
} catch (Throwable f) {
throw new ServletException("Failed initialize servlet.");
}
return servlet;
}
public ReplicationStream getReplicationStream(byte[] data, int offset, int length)
throws IOException {
ByteArrayInputStream fis = null;
ReplicationStream ois = null;
Loader loader = null;
ClassLoader classLoader = null;
// fix to be able to run the DeltaManager
// stand alone without a container.
// use the Threads context class loader
if (container != null) loader = container.getLoader();
if (loader != null) classLoader = loader.getClassLoader();
else classLoader = Thread.currentThread().getContextClassLoader();
// end fix
fis = new ByteArrayInputStream(data, offset, length);
if (classLoader == Thread.currentThread().getContextClassLoader()) {
ois = new ReplicationStream(fis, new ClassLoader[] {classLoader});
} else {
ois =
new ReplicationStream(
fis, new ClassLoader[] {classLoader, Thread.currentThread().getContextClassLoader()});
}
return ois;
}
/**
* Initialization.
*
* @throws ServletException
*/
@SuppressWarnings("cast")
@Override
public void start() throws ServletException {
log.info("Loading tomcat virtual host");
if (webappFolder != null) {
// check for match with base webapp root
if (webappFolder.equals(webappRoot)) {
log.error("Web application root cannot be the same as base");
return;
}
}
ClassLoader classloader = Thread.currentThread().getContextClassLoader();
// ensure we have a host
if (host == null) {
host = createHost();
}
host.setParentClassLoader(classloader);
String propertyPrefix = name;
if (domain != null) {
propertyPrefix += '_' + domain.replace('.', '_');
}
log.debug("Generating name (for props) {}", propertyPrefix);
System.setProperty(propertyPrefix + ".webapp.root", webappRoot);
log.info("Virtual host root: {}", webappRoot);
log.info("Virtual host context id: {}", defaultApplicationContextId);
// Root applications directory
File appDirBase = new File(webappRoot);
// Subdirs of root apps dir
File[] dirs = appDirBase.listFiles(new TomcatLoader.DirectoryFilter());
// Search for additional context files
for (File dir : dirs) {
String dirName = '/' + dir.getName();
// check to see if the directory is already mapped
if (null == host.findChild(dirName)) {
String webappContextDir = FileUtil.formatPath(appDirBase.getAbsolutePath(), dirName);
Context ctx = null;
if ("/root".equals(dirName) || "/root".equalsIgnoreCase(dirName)) {
log.debug("Adding ROOT context");
ctx = addContext("/", webappContextDir);
} else {
log.debug("Adding context from directory scan: {}", dirName);
ctx = addContext(dirName, webappContextDir);
}
log.debug("Context: {}", ctx);
webappContextDir = null;
}
}
appDirBase = null;
dirs = null;
// Dump context list
if (log.isDebugEnabled()) {
for (Container cont : host.findChildren()) {
log.debug("Context child name: {}", cont.getName());
}
}
engine.addChild(host);
// Start server
try {
log.info("Starting Tomcat virtual host");
// may not have to do this step for every host
LoaderBase.setApplicationLoader(
new TomcatApplicationLoader(embedded, host, applicationContext));
for (Container cont : host.findChildren()) {
if (cont instanceof StandardContext) {
StandardContext ctx = (StandardContext) cont;
ServletContext servletContext = ctx.getServletContext();
log.debug("Context initialized: {}", servletContext.getContextPath());
// set the hosts id
servletContext.setAttribute("red5.host.id", getHostId());
String prefix = servletContext.getRealPath("/");
log.debug("Path: {}", prefix);
try {
Loader cldr = ctx.getLoader();
log.debug("Loader type: {}", cldr.getClass().getName());
ClassLoader webClassLoader = cldr.getClassLoader();
log.debug("Webapp classloader: {}", webClassLoader);
// create a spring web application context
XmlWebApplicationContext appctx = new XmlWebApplicationContext();
appctx.setClassLoader(webClassLoader);
appctx.setConfigLocations(new String[] {"/WEB-INF/red5-*.xml"});
// check for red5 context bean
if (applicationContext.containsBean(defaultApplicationContextId)) {
appctx.setParent(
(ApplicationContext) applicationContext.getBean(defaultApplicationContextId));
} else {
log.warn(
"{} bean was not found in context: {}",
defaultApplicationContextId,
applicationContext.getDisplayName());
// lookup context loader and attempt to get what we need from it
if (applicationContext.containsBean("context.loader")) {
ContextLoader contextLoader =
(ContextLoader) applicationContext.getBean("context.loader");
appctx.setParent(contextLoader.getContext(defaultApplicationContextId));
} else {
log.debug("Context loader was not found, trying JMX");
MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
// get the ContextLoader from jmx
ContextLoaderMXBean proxy = null;
ObjectName oName = null;
try {
oName = new ObjectName("org.red5.server:name=contextLoader,type=ContextLoader");
if (mbs.isRegistered(oName)) {
proxy = JMX.newMXBeanProxy(mbs, oName, ContextLoaderMXBean.class, true);
log.debug("Context loader was found");
proxy.setParentContext(defaultApplicationContextId, appctx.getId());
} else {
log.warn("Context loader was not found");
}
} catch (Exception e) {
log.warn("Exception looking up ContextLoader", e);
}
}
}
if (log.isDebugEnabled()) {
if (appctx.getParent() != null) {
log.debug("Parent application context: {}", appctx.getParent().getDisplayName());
}
}
//
appctx.setServletContext(servletContext);
// set the root webapp ctx attr on the each servlet context so spring can find it later
servletContext.setAttribute(
WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, appctx);
appctx.refresh();
} catch (Throwable t) {
log.error("Error setting up context: {}", servletContext.getContextPath(), t);
if (log.isDebugEnabled()) {
t.printStackTrace();
}
}
}
}
} catch (Exception e) {
log.error("Error loading Tomcat virtual host", e);
}
}
/**
* Starts a web application and its red5 (spring) component. This is basically a stripped down
* version of init().
*
* @return true on success
* @throws ServletException
*/
@SuppressWarnings("cast")
public boolean startWebApplication(String applicationName) throws ServletException {
boolean result = false;
log.info("Starting Tomcat virtual host - Web application");
log.info("Virtual host root: {}", webappRoot);
log.info("Virtual host context id: {}", defaultApplicationContextId);
// application directory
String contextName = '/' + applicationName;
Container cont = null;
// check if the context already exists for the host
if ((cont = host.findChild(contextName)) == null) {
log.debug("Context did not exist in host");
String webappContextDir = FileUtil.formatPath(webappRoot, applicationName);
// prepend slash
Context ctx = addContext(contextName, webappContextDir);
// set the newly created context as the current container
cont = ctx;
} else {
log.debug("Context already exists in host");
}
try {
ServletContext servletContext = ((Context) cont).getServletContext();
log.debug("Context initialized: {}", servletContext.getContextPath());
String prefix = servletContext.getRealPath("/");
log.debug("Path: {}", prefix);
Loader cldr = ((Context) cont).getLoader();
log.debug("Loader type: {}", cldr.getClass().getName());
ClassLoader webClassLoader = cldr.getClassLoader();
log.debug("Webapp classloader: {}", webClassLoader);
// create a spring web application context
XmlWebApplicationContext appctx = new XmlWebApplicationContext();
appctx.setClassLoader(webClassLoader);
appctx.setConfigLocations(new String[] {"/WEB-INF/red5-*.xml"});
// check for red5 context bean
if (applicationContext.containsBean(defaultApplicationContextId)) {
appctx.setParent(
(ApplicationContext) applicationContext.getBean(defaultApplicationContextId));
} else {
log.warn(
"{} bean was not found in context: {}",
defaultApplicationContextId,
applicationContext.getDisplayName());
// lookup context loader and attempt to get what we need from it
if (applicationContext.containsBean("context.loader")) {
ContextLoader contextLoader =
(ContextLoader) applicationContext.getBean("context.loader");
appctx.setParent(contextLoader.getContext(defaultApplicationContextId));
} else {
log.debug("Context loader was not found, trying JMX");
MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
// get the ContextLoader from jmx
ContextLoaderMXBean proxy = null;
ObjectName oName = null;
try {
oName = new ObjectName("org.red5.server:name=contextLoader,type=ContextLoader");
if (mbs.isRegistered(oName)) {
proxy = JMX.newMXBeanProxy(mbs, oName, ContextLoaderMXBean.class, true);
log.debug("Context loader was found");
proxy.setParentContext(defaultApplicationContextId, appctx.getId());
} else {
log.warn("Context loader was not found");
}
} catch (Exception e) {
log.warn("Exception looking up ContextLoader", e);
}
}
}
if (log.isDebugEnabled()) {
if (appctx.getParent() != null) {
log.debug("Parent application context: {}", appctx.getParent().getDisplayName());
}
}
//
appctx.setServletContext(servletContext);
// set the root webapp ctx attr on the each servlet context so spring can find it later
servletContext.setAttribute(
WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, appctx);
appctx.refresh();
result = true;
} catch (Throwable t) {
log.error("Error setting up context: {}", applicationName, t);
if (log.isDebugEnabled()) {
t.printStackTrace();
}
}
return result;
}
/**
* Load any currently active sessions that were previously unloaded to the appropriate persistence
* mechanism, if any. If persistence is not supported, this method returns without doing anything.
*
* @exception ClassNotFoundException if a serialized class cannot be found during the reload
* @exception IOException if an input/output error occurs
*/
public void load() throws ClassNotFoundException, IOException {
if (debug >= 1) log("Start: Loading persisted sessions");
// Initialize our internal data structures
recycled.clear();
sessions.clear();
// Open an input stream to the specified pathname, if any
File file = file();
if (file == null) return;
if (debug >= 1) log(sm.getString("standardManager.loading", pathname));
FileInputStream fis = null;
ObjectInputStream ois = null;
Loader loader = null;
ClassLoader classLoader = null;
try {
fis = new FileInputStream(file.getAbsolutePath());
BufferedInputStream bis = new BufferedInputStream(fis);
if (container != null) loader = container.getLoader();
if (loader != null) classLoader = loader.getClassLoader();
if (classLoader != null) {
if (debug >= 1) log("Creating custom object input stream for class loader " + classLoader);
ois = new CustomObjectInputStream(bis, classLoader);
} else {
if (debug >= 1) log("Creating standard object input stream");
ois = new ObjectInputStream(bis);
}
} catch (FileNotFoundException e) {
if (debug >= 1) log("No persisted data file found");
return;
} catch (IOException e) {
log(sm.getString("standardManager.loading.ioe", e), e);
if (ois != null) {
try {
ois.close();
} catch (IOException f) {;
}
ois = null;
}
throw e;
}
// Load the previously unloaded active sessions
synchronized (sessions) {
try {
Integer count = (Integer) ois.readObject();
int n = count.intValue();
if (debug >= 1) log("Loading " + n + " persisted sessions");
for (int i = 0; i < n; i++) {
StandardSession session = new StandardSession(this);
session.readObjectData(ois);
session.setManager(this);
sessions.put(session.getId(), session);
session.activate();
}
} catch (ClassNotFoundException e) {
log(sm.getString("standardManager.loading.cnfe", e), e);
if (ois != null) {
try {
ois.close();
} catch (IOException f) {;
}
ois = null;
}
throw e;
} catch (IOException e) {
log(sm.getString("standardManager.loading.ioe", e), e);
if (ois != null) {
try {
ois.close();
} catch (IOException f) {;
}
ois = null;
}
throw e;
} finally {
// Close the input stream
try {
if (ois != null) ois.close();
} catch (IOException f) {
// ignored
}
// Delete the persistent storage file
if (file != null && file.exists()) file.delete();
}
}
if (debug >= 1) log("Finish: Loading persisted sessions");
}
/**
* Load the Session associated with the id <code>id</code>. If no such session is found <code>null
* </code> is returned.
*
* @param id a value of type <code>String</code>
* @return the stored <code>Session</code>
* @exception ClassNotFoundException if an error occurs
* @exception IOException if an input/output error occurred
*/
public Session load(String id) throws ClassNotFoundException, IOException {
ResultSet rst = null;
StandardSession _session = null;
Loader loader = null;
ClassLoader classLoader = null;
ObjectInputStream ois = null;
BufferedInputStream bis = null;
Container container = manager.getContainer();
String loadSql =
"SELECT "
+ sessionIdCol
+ ", "
+ sessionDataCol
+ " FROM "
+ sessionTable
+ " WHERE "
+ sessionIdCol
+ " = ? AND "
+ sessionAppCol
+ " = ?";
synchronized (this) {
Connection _conn = getConnection();
if (_conn == null) {
return (null);
}
try {
if (preparedLoadSql == null) {
preparedLoadSql = _conn.prepareStatement(loadSql);
}
preparedLoadSql.setString(1, id);
preparedLoadSql.setString(2, getName());
rst = preparedLoadSql.executeQuery();
if (rst.next()) {
bis = new BufferedInputStream(rst.getBinaryStream(2));
if (container != null) {
loader = container.getLoader();
}
if (loader != null) {
classLoader = loader.getClassLoader();
}
if (classLoader != null) {
ois = new CustomObjectInputStream(bis, classLoader);
} else {
ois = new ObjectInputStream(bis);
}
if (debug > 0) {
log(sm.getString(getStoreName() + ".loading", id, sessionTable));
}
_session = (StandardSession) manager.createEmptySession();
_session.readObjectData(ois);
_session.setManager(manager);
} else if (debug > 0) {
log(getStoreName() + ": No persisted data object found");
}
} catch (SQLException e) {
log(sm.getString(getStoreName() + ".SQLException", e));
} finally {
try {
if (rst != null) {
rst.close();
}
} catch (SQLException e) {;
}
if (ois != null) {
try {
ois.close();
} catch (IOException e) {;
}
}
release(_conn);
}
}
return (_session);
}
