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package org.glassfish.tyrus.container.grizzly.server;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import javax.websocket.DeploymentException;
import javax.websocket.server.ServerEndpointConfig;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import org.glassfish.tyrus.core.TyrusWebSocketEngine;
import org.glassfish.tyrus.core.Utils;
import org.glassfish.tyrus.core.cluster.ClusterContext;
import org.glassfish.tyrus.core.monitoring.ApplicationEventListener;
import org.glassfish.tyrus.core.wsadl.model.Application;
import org.glassfish.tyrus.server.Server;
import org.glassfish.tyrus.server.TyrusServerContainer;
import org.glassfish.tyrus.spi.ServerContainer;
import org.glassfish.tyrus.spi.ServerContainerFactory;
import org.glassfish.tyrus.spi.WebSocketEngine;
import org.glassfish.grizzly.http.Method;
import org.glassfish.grizzly.http.server.HttpHandler;
import org.glassfish.grizzly.http.server.HttpServer;
import org.glassfish.grizzly.http.server.NetworkListener;
import org.glassfish.grizzly.http.server.Request;
import org.glassfish.grizzly.http.server.Response;
import org.glassfish.grizzly.http.server.ServerConfiguration;
import org.glassfish.grizzly.http.server.StaticHttpHandler;
import org.glassfish.grizzly.http.util.ContentType;
import org.glassfish.grizzly.nio.transport.TCPNIOTransportBuilder;
import org.glassfish.grizzly.strategies.WorkerThreadIOStrategy;
import org.glassfish.grizzly.threadpool.ThreadPoolConfig;
/**
* Grizzly implementation of {@link ServerContainerFactory} and {@link ServerContainer}.
*
* @author Danny Coward (danny.coward at oracle.com)
* @author Pavel Bucek (pavel.bucek at oracle.com)
*/
public class GrizzlyServerContainer extends ServerContainerFactory {
/**
* Server-side property to set custom worker {@link ThreadPoolConfig}.
* <p/>
* Value is expected to be instance of {@link ThreadPoolConfig}, can be {@code null} (it won't be used).
*/
public static final String WORKER_THREAD_POOL_CONFIG = "org.glassfish.tyrus.container.grizzly.server.workerThreadPoolConfig";
/**
* Server-side property to set custom selector {@link ThreadPoolConfig}.
* <p/>
* Value is expected to be instance of {@link ThreadPoolConfig}, can be {@code null} (it won't be used).
*/
public static final String SELECTOR_THREAD_POOL_CONFIG = "org.glassfish.tyrus.container.grizzly.server.selectorThreadPoolConfig";
@Override
public ServerContainer createContainer(Map<String, Object> properties) {
final Map<String, Object> localProperties;
// defensive copy
if (properties == null) {
localProperties = Collections.emptyMap();
} else {
localProperties = new HashMap<String, Object>(properties);
}
final Integer incomingBufferSize = Utils.getProperty(localProperties, TyrusWebSocketEngine.INCOMING_BUFFER_SIZE, Integer.class);
final ClusterContext clusterContext = Utils.getProperty(localProperties, ClusterContext.CLUSTER_CONTEXT, ClusterContext.class);
final ApplicationEventListener applicationEventListener = Utils.getProperty(localProperties, ApplicationEventListener.APPLICATION_EVENT_LISTENER, ApplicationEventListener.class);
final Integer maxSessionsPerApp = Utils.getProperty(localProperties, TyrusWebSocketEngine.MAX_SESSIONS_PER_APP, Integer.class);
final Integer maxSessionsPerRemoteAddr = Utils.getProperty(localProperties, TyrusWebSocketEngine.MAX_SESSIONS_PER_REMOTE_ADDR, Integer.class);
return new TyrusServerContainer((Set<Class<?>>) null) {
private final WebSocketEngine engine = TyrusWebSocketEngine.builder(this)
.incomingBufferSize(incomingBufferSize)
.clusterContext(clusterContext)
.applicationEventListener(applicationEventListener)
.maxSessionsPerApp(maxSessionsPerApp)
.maxSessionsPerRemoteAddr(maxSessionsPerRemoteAddr)
.build();
private HttpServer server;
private String contextPath;
@Override
public void register(Class<?> endpointClass) throws DeploymentException {
engine.register(endpointClass, contextPath);
}
@Override
public void register(ServerEndpointConfig serverEndpointConfig) throws DeploymentException {
engine.register(serverEndpointConfig, contextPath);
}
@Override
public WebSocketEngine getWebSocketEngine() {
return engine;
}
@Override
public void start(final String rootPath, int port) throws IOException, DeploymentException {
contextPath = rootPath;
server = new HttpServer();
final ServerConfiguration config = server.getServerConfiguration();
final NetworkListener listener =
new NetworkListener("grizzly",
"0.0.0.0",
port);
server.addListener(listener);
// server = HttpServer.createSimpleServer(rootPath, port);
ThreadPoolConfig workerThreadPoolConfig = Utils.getProperty(localProperties, WORKER_THREAD_POOL_CONFIG, ThreadPoolConfig.class);
ThreadPoolConfig selectorThreadPoolConfig = Utils.getProperty(localProperties, SELECTOR_THREAD_POOL_CONFIG, ThreadPoolConfig.class);
// TYRUS-287: configurable server thread pools
if (workerThreadPoolConfig != null || selectorThreadPoolConfig != null) {
TCPNIOTransportBuilder transportBuilder = TCPNIOTransportBuilder.newInstance();
if (workerThreadPoolConfig != null) {
transportBuilder.setWorkerThreadPoolConfig(workerThreadPoolConfig);
}
if (selectorThreadPoolConfig != null) {
transportBuilder.setSelectorThreadPoolConfig(selectorThreadPoolConfig);
}
transportBuilder.setIOStrategy(WorkerThreadIOStrategy.getInstance());
server.getListener("grizzly").setTransport(transportBuilder.build());
} else {
// if no configuration is set, just update IO Strategy to worker thread strat.
server.getListener("grizzly").getTransport().setIOStrategy(WorkerThreadIOStrategy.getInstance());
}
// idle timeout set to indefinite.
server.getListener("grizzly").getKeepAlive().setIdleTimeoutInSeconds(-1);
server.getListener("grizzly").registerAddOn(new WebSocketAddOn(this));
final WebSocketEngine webSocketEngine = getWebSocketEngine();
final Object staticContentPath = localProperties.get(Server.STATIC_CONTENT_ROOT);
HttpHandler staticHandler = null;
if (staticContentPath != null && !staticContentPath.toString().isEmpty()) {
staticHandler = new StaticHttpHandler(staticContentPath.toString());
}
final Object wsadl = localProperties.get(TyrusWebSocketEngine.WSADL_SUPPORT);
if (wsadl != null && wsadl.toString().equalsIgnoreCase("true")) { // wsadl enabled
config.addHttpHandler(new WsadlHttpHandler((TyrusWebSocketEngine) webSocketEngine, staticHandler));
} else if (staticHandler != null) { // wsadl disabled
config.addHttpHandler(staticHandler);
}
if (applicationEventListener != null) {
applicationEventListener.onApplicationInitialized(rootPath);
}
server.start();
super.start(rootPath, port);
}
@Override
public void stop() {
super.stop();
server.shutdownNow();
if (applicationEventListener != null) {
applicationEventListener.onApplicationDestroyed();
}
}
};
}
private static class WsadlHttpHandler extends HttpHandler {
private final TyrusWebSocketEngine engine;
private final HttpHandler staticHttpHandler;
private JAXBContext wsadlJaxbContext;
private WsadlHttpHandler(TyrusWebSocketEngine engine, HttpHandler staticHttpHandler) {
this.engine = engine;
this.staticHttpHandler = staticHttpHandler;
}
private synchronized JAXBContext getWsadlJaxbContext() throws JAXBException {
if (wsadlJaxbContext == null) {
wsadlJaxbContext = JAXBContext.newInstance(Application.class.getPackage().getName());
}
return wsadlJaxbContext;
}
@Override
public void service(Request request, Response response) throws Exception {
if (request.getMethod().equals(Method.GET) &&
request.getRequestURI().endsWith("application.wsadl")) {
getWsadlJaxbContext().createMarshaller().marshal(engine.getWsadlApplication(), response.getWriter());
response.setStatus(200);
response.setContentType(ContentType.newContentType("application/wsadl+xml"));
return;
}
if (staticHttpHandler != null) {
staticHttpHandler.service(request, response);
} else {
response.sendError(404);
}
}
}
}