| /* |
| * 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.hyracks.control.nc; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| |
| import org.apache.hyracks.api.application.INCApplication; |
| import org.apache.hyracks.control.common.config.ConfigManager; |
| import org.apache.hyracks.control.common.config.ConfigUtils; |
| import org.apache.hyracks.control.common.controllers.NCConfig; |
| import org.apache.logging.log4j.Level; |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.core.config.Configuration; |
| import org.apache.logging.log4j.core.LoggerContext; |
| import org.apache.logging.log4j.core.config.ConfigurationFactory; |
| import org.apache.logging.log4j.core.config.ConfigurationSource; |
| import org.kohsuke.args4j.CmdLineException; |
| |
| @SuppressWarnings("InfiniteLoopStatement") |
| public class NCDriver { |
| private static final Logger LOGGER = LogManager.getLogger(); |
| |
| private NCDriver() { |
| } |
| |
| public static void main(String[] args) { |
| try { |
| final String nodeId = ConfigUtils.getOptionValue(args, NCConfig.Option.NODE_ID); |
| final ConfigManager configManager = new ConfigManager(args); |
| INCApplication application = getApplication(args); |
| application.registerConfig(configManager); |
| NCConfig ncConfig = new NCConfig(nodeId, configManager); |
| LoggerContext ctx = (LoggerContext) LogManager.getContext(false); |
| Configuration cfg = ctx.getConfiguration(); |
| NCLogConfigurationFactory logCfgFactory = new NCLogConfigurationFactory(ncConfig); |
| ConfigurationFactory.setConfigurationFactory(logCfgFactory); |
| configManager.processConfig(); |
| cfg.removeLogger("Console"); |
| ctx.start(logCfgFactory.getConfiguration(ctx, ConfigurationSource.NULL_SOURCE)); |
| final NodeControllerService ncService = new NodeControllerService(ncConfig, application); |
| ncService.start(); |
| while (true) { |
| Thread.sleep(10000); |
| } |
| } catch (CmdLineException e) { |
| LOGGER.log(Level.DEBUG, "Exception parsing command line: " + Arrays.toString(args), e); |
| System.exit(2); |
| } catch (Exception e) { |
| LOGGER.error("Exiting NCDriver due to exception", e); |
| System.exit(1); |
| } |
| } |
| |
| private static INCApplication getApplication(String[] args) |
| throws ClassNotFoundException, InstantiationException, IllegalAccessException, IOException { |
| // determine app class so that we can use the correct implementation of the configuration... |
| String appClassName = ConfigUtils.getOptionValue(args, NCConfig.Option.APP_CLASS); |
| return appClassName != null ? (INCApplication) (Class.forName(appClassName)).newInstance() |
| : BaseNCApplication.INSTANCE; |
| } |
| } |