/* * Copyright 2012 - 2019 Anton Tananaev (anton@traccar.org) * * Licensed 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.traccar.web; import org.eclipse.jetty.http.HttpMethod; import org.eclipse.jetty.http.HttpStatus; import org.eclipse.jetty.proxy.AsyncProxyServlet; import org.eclipse.jetty.server.Request; import org.eclipse.jetty.server.Server; import org.eclipse.jetty.server.handler.ErrorHandler; import org.eclipse.jetty.server.handler.HandlerList; import org.eclipse.jetty.server.handler.gzip.GzipHandler; import org.eclipse.jetty.servlet.DefaultServlet; import org.eclipse.jetty.servlet.ServletContextHandler; import org.eclipse.jetty.servlet.ServletHolder; import org.glassfish.jersey.jackson.JacksonFeature; import org.glassfish.jersey.server.ResourceConfig; import org.glassfish.jersey.servlet.ServletContainer; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.traccar.config.Config; import org.traccar.api.AsyncSocketServlet; import org.traccar.api.CorsResponseFilter; import org.traccar.api.MediaFilter; import org.traccar.api.ObjectMapperProvider; import org.traccar.api.ResourceErrorHandler; import org.traccar.api.SecurityRequestFilter; import org.traccar.api.resource.ServerResource; import javax.servlet.DispatcherType; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.File; import java.io.IOException; import java.io.Writer; import java.net.InetSocketAddress; import java.util.EnumSet; public class WebServer { private static final Logger LOGGER = LoggerFactory.getLogger(WebServer.class); private Server server; private void initServer(Config config) { String address = config.getString("web.address"); int port = config.getInteger("web.port", 8082); if (address == null) { server = new Server(port); } else { server = new Server(new InetSocketAddress(address, port)); } } public WebServer(Config config) { initServer(config); ServletContextHandler servletHandler = new ServletContextHandler(ServletContextHandler.SESSIONS); int sessionTimeout = config.getInteger("web.sessionTimeout"); if (sessionTimeout > 0) { servletHandler.getSessionHandler().setMaxInactiveInterval(sessionTimeout); } initApi(config, servletHandler); if (config.getBoolean("web.console")) { servletHandler.addServlet(new ServletHolder(new ConsoleServlet()), "/console/*"); } initWebApp(config, servletHandler); servletHandler.setErrorHandler(new ErrorHandler() { @Override protected void handleErrorPage( HttpServletRequest request, Writer writer, int code, String message) throws IOException { writer.write("<!DOCTYPE<html><head><title>Error</title></head><html><body>" + code + " - " + HttpStatus.getMessage(code) + "</body></html>"); } }); HandlerList handlers = new HandlerList(); initClientProxy(config, handlers); handlers.addHandler(servletHandler); handlers.addHandler(new GzipHandler()); server.setHandler(handlers); } private void initClientProxy(Config config, HandlerList handlers) { int port = config.getInteger("osmand.port"); if (port != 0) { ServletContextHandler servletHandler = new ServletContextHandler() { @Override public void doScope( String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { if (target.equals("/") && request.getMethod().equals(HttpMethod.POST.asString())) { super.doScope(target, baseRequest, request, response); } } }; ServletHolder servletHolder = new ServletHolder(new AsyncProxyServlet.Transparent()); servletHolder.setInitParameter("proxyTo", "http://localhost:" + port); servletHandler.addServlet(servletHolder, "/"); handlers.addHandler(servletHandler); } } private void initWebApp(Config config, ServletContextHandler servletHandler) { ServletHolder servletHolder = new ServletHolder(DefaultServlet.class); servletHolder.setInitParameter("resourceBase", new File(config.getString("web.path")).getAbsolutePath()); if (config.getBoolean("web.debug")) { servletHandler.setWelcomeFiles(new String[] {"debug.html", "index.html"}); } else { String cache = config.getString("web.cacheControl"); if (cache != null && !cache.isEmpty()) { servletHolder.setInitParameter("cacheControl", cache); } servletHandler.setWelcomeFiles(new String[] {"release.html", "index.html"}); } servletHandler.addServlet(servletHolder, "/*"); } private void initApi(Config config, ServletContextHandler servletHandler) { servletHandler.addServlet(new ServletHolder(new AsyncSocketServlet()), "/api/socket"); if (config.hasKey("media.path")) { ServletHolder servletHolder = new ServletHolder(DefaultServlet.class); servletHolder.setInitParameter("resourceBase", new File(config.getString("media.path")).getAbsolutePath()); servletHolder.setInitParameter("dirAllowed", config.getString("media.dirAllowed", "false")); servletHolder.setInitParameter("pathInfoOnly", "true"); servletHandler.addServlet(servletHolder, "/api/media/*"); servletHandler.addFilter(MediaFilter.class, "/api/media/*", EnumSet.allOf(DispatcherType.class)); } ResourceConfig resourceConfig = new ResourceConfig(); resourceConfig.registerClasses(JacksonFeature.class, ObjectMapperProvider.class, ResourceErrorHandler.class); resourceConfig.registerClasses(SecurityRequestFilter.class, CorsResponseFilter.class); resourceConfig.packages(ServerResource.class.getPackage().getName()); servletHandler.addServlet(new ServletHolder(new ServletContainer(resourceConfig)), "/api/*"); } public void start() { try { server.start(); } catch (Exception error) { LOGGER.warn("Web server start failed", error); } } public void stop() { try { server.stop(); } catch (Exception error) { LOGGER.warn("Web server stop failed", error); } } }