| /** |
| * 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.pulsar.websocket.service; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static org.apache.pulsar.websocket.admin.WebSocketWebResource.ADMIN_PATH_V1; |
| import static org.apache.pulsar.websocket.admin.WebSocketWebResource.ADMIN_PATH_V2; |
| import static org.apache.pulsar.websocket.admin.WebSocketWebResource.ATTRIBUTE_PROXY_SERVICE_NAME; |
| import com.beust.jcommander.JCommander; |
| import com.beust.jcommander.Parameter; |
| import org.apache.pulsar.common.configuration.PulsarConfigurationLoader; |
| import org.apache.pulsar.common.configuration.VipStatus; |
| import org.apache.pulsar.common.util.CmdGenerateDocs; |
| import org.apache.pulsar.websocket.WebSocketConsumerServlet; |
| import org.apache.pulsar.websocket.WebSocketPingPongServlet; |
| import org.apache.pulsar.websocket.WebSocketProducerServlet; |
| import org.apache.pulsar.websocket.WebSocketReaderServlet; |
| import org.apache.pulsar.websocket.WebSocketService; |
| import org.apache.pulsar.websocket.admin.v1.WebSocketProxyStatsV1; |
| import org.apache.pulsar.websocket.admin.v2.WebSocketProxyStatsV2; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class WebSocketServiceStarter { |
| private static class Arguments { |
| @Parameter(description = "config file") |
| private String configFile = ""; |
| |
| @Parameter(names = {"-h", "--help"}, description = "Show this help message") |
| private boolean help = false; |
| |
| @Parameter(names = {"-g", "--generate-docs"}, description = "Generate docs") |
| private boolean generateDocs = false; |
| } |
| |
| public static void main(String args[]) throws Exception { |
| Arguments arguments = new Arguments(); |
| JCommander jcommander = new JCommander(); |
| try { |
| jcommander.addObject(arguments); |
| jcommander.parse(args); |
| if (arguments.help) { |
| jcommander.usage(); |
| return; |
| } |
| if (arguments.generateDocs && arguments.configFile != null) { |
| CmdGenerateDocs cmd = new CmdGenerateDocs("pulsar"); |
| cmd.addCommand("websocket", arguments); |
| cmd.run(null); |
| return; |
| } |
| } catch (Exception e) { |
| jcommander.usage(); |
| return; |
| } |
| |
| checkArgument(args.length == 1, "Need to specify a configuration file"); |
| try { |
| // load config file and start proxy service |
| String configFile = args[0]; |
| log.info("Loading configuration from {}", configFile); |
| WebSocketProxyConfiguration config = PulsarConfigurationLoader.create(configFile, |
| WebSocketProxyConfiguration.class); |
| ProxyServer proxyServer = new ProxyServer(config); |
| WebSocketService service = new WebSocketService(config); |
| start(proxyServer, service); |
| } catch (Exception e) { |
| log.error("Failed to start WebSocket service", e); |
| Runtime.getRuntime().halt(1); |
| } |
| } |
| |
| public static void start(ProxyServer proxyServer, WebSocketService service) throws Exception { |
| proxyServer.addWebSocketServlet(WebSocketProducerServlet.SERVLET_PATH, new WebSocketProducerServlet(service)); |
| proxyServer.addWebSocketServlet(WebSocketConsumerServlet.SERVLET_PATH, new WebSocketConsumerServlet(service)); |
| proxyServer.addWebSocketServlet(WebSocketReaderServlet.SERVLET_PATH, new WebSocketReaderServlet(service)); |
| proxyServer.addWebSocketServlet(WebSocketPingPongServlet.SERVLET_PATH, new WebSocketPingPongServlet(service)); |
| |
| proxyServer.addWebSocketServlet(WebSocketProducerServlet.SERVLET_PATH_V2, |
| new WebSocketProducerServlet(service)); |
| proxyServer.addWebSocketServlet(WebSocketConsumerServlet.SERVLET_PATH_V2, |
| new WebSocketConsumerServlet(service)); |
| proxyServer.addWebSocketServlet(WebSocketReaderServlet.SERVLET_PATH_V2, |
| new WebSocketReaderServlet(service)); |
| proxyServer.addWebSocketServlet(WebSocketPingPongServlet.SERVLET_PATH_V2, |
| new WebSocketPingPongServlet(service)); |
| |
| proxyServer.addRestResources(ADMIN_PATH_V1, WebSocketProxyStatsV1.class.getPackage().getName(), |
| ATTRIBUTE_PROXY_SERVICE_NAME, service); |
| proxyServer.addRestResources(ADMIN_PATH_V2, WebSocketProxyStatsV2.class.getPackage().getName(), |
| ATTRIBUTE_PROXY_SERVICE_NAME, service); |
| proxyServer.addRestResources("/", VipStatus.class.getPackage().getName(), |
| VipStatus.ATTRIBUTE_STATUS_FILE_PATH, service.getConfig().getStatusFilePath()); |
| proxyServer.start(); |
| service.start(); |
| } |
| |
| private static final Logger log = LoggerFactory.getLogger(WebSocketServiceStarter.class); |
| |
| } |