| /* |
| * 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.hudi.client.embedded; |
| |
| import org.apache.hudi.client.common.EngineProperty; |
| import org.apache.hudi.client.common.HoodieEngineContext; |
| import org.apache.hudi.common.util.Option; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| |
| import org.apache.log4j.LogManager; |
| import org.apache.log4j.Logger; |
| |
| import java.io.IOException; |
| |
| /** |
| * Helper class to instantiate embedded timeline service. |
| */ |
| public class EmbeddedTimelineServerHelper { |
| |
| private static final Logger LOG = LogManager.getLogger(EmbeddedTimelineService.class); |
| |
| /** |
| * Instantiate Embedded Timeline Server. |
| * @param context Hoodie Engine Context |
| * @param config Hoodie Write Config |
| * @return TimelineServer if configured to run |
| * @throws IOException |
| */ |
| public static Option<EmbeddedTimelineService> createEmbeddedTimelineService( |
| HoodieEngineContext context, HoodieWriteConfig config) throws IOException { |
| Option<EmbeddedTimelineService> timelineServer = Option.empty(); |
| if (config.isEmbeddedTimelineServerEnabled()) { |
| // Run Embedded Timeline Server |
| LOG.info("Starting Timeline service !!"); |
| Option<String> hostAddr = context.getProperty(EngineProperty.EMBEDDED_SERVER_HOST); |
| timelineServer = Option.of(new EmbeddedTimelineService(context, hostAddr.orElse(null), |
| config.getEmbeddedTimelineServerPort(), config.getClientSpecifiedViewStorageConfig())); |
| timelineServer.get().startServer(); |
| updateWriteConfigWithTimelineServer(timelineServer.get(), config); |
| } |
| return timelineServer; |
| } |
| |
| /** |
| * Adjusts hoodie write config with timeline server settings. |
| * @param timelineServer Embedded Timeline Server |
| * @param config Hoodie Write Config |
| */ |
| public static void updateWriteConfigWithTimelineServer(EmbeddedTimelineService timelineServer, |
| HoodieWriteConfig config) { |
| // Allow executor to find this newly instantiated timeline service |
| if (config.isEmbeddedTimelineServerEnabled()) { |
| config.setViewStorageConfig(timelineServer.getRemoteFileSystemViewConfig()); |
| } |
| } |
| } |