| /* |
| * 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.beam.runners.flink; |
| |
| import javax.annotation.Nullable; |
| import org.apache.beam.runners.fnexecution.ServerFactory; |
| import org.apache.beam.runners.fnexecution.jobsubmission.JobInvoker; |
| import org.apache.beam.runners.fnexecution.jobsubmission.JobServerDriver; |
| import org.apache.beam.sdk.io.FileSystems; |
| import org.apache.beam.sdk.options.PipelineOptionsFactory; |
| import org.kohsuke.args4j.CmdLineException; |
| import org.kohsuke.args4j.CmdLineParser; |
| import org.kohsuke.args4j.Option; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** Driver program that starts a job server for the Flink runner. */ |
| public class FlinkJobServerDriver extends JobServerDriver { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(FlinkJobServerDriver.class); |
| |
| /** Flink runner-specific Configuration for the jobServer. */ |
| public static class FlinkServerConfiguration extends ServerConfiguration { |
| @Option(name = "--flink-master-url", usage = "Flink master url to submit job.") |
| private String flinkMasterUrl = "[auto]"; |
| |
| String getFlinkMasterUrl() { |
| return this.flinkMasterUrl; |
| } |
| |
| @Option( |
| name = "--flink-conf-dir", |
| usage = |
| "Directory containing Flink YAML configuration files. " |
| + "These properties will be set to all jobs submitted to Flink and take precedence " |
| + "over configurations in FLINK_CONF_DIR.") |
| private String flinkConfDir = null; |
| |
| @Nullable |
| String getFlinkConfDir() { |
| return flinkConfDir; |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| // TODO: Expose the fileSystem related options. |
| // Register standard file systems. |
| FileSystems.setDefaultPipelineOptions(PipelineOptionsFactory.create()); |
| fromParams(args).run(); |
| } |
| |
| private static void printUsage(CmdLineParser parser) { |
| System.err.println( |
| String.format("Usage: java %s arguments...", FlinkJobServerDriver.class.getSimpleName())); |
| parser.printUsage(System.err); |
| System.err.println(); |
| } |
| |
| public static FlinkJobServerDriver fromParams(String[] args) { |
| FlinkServerConfiguration configuration = new FlinkServerConfiguration(); |
| CmdLineParser parser = new CmdLineParser(configuration); |
| try { |
| parser.parseArgument(args); |
| } catch (CmdLineException e) { |
| LOG.error("Unable to parse command line arguments.", e); |
| printUsage(parser); |
| throw new IllegalArgumentException("Unable to parse command line arguments.", e); |
| } |
| |
| return fromConfig(configuration); |
| } |
| |
| public static FlinkJobServerDriver fromConfig(FlinkServerConfiguration configuration) { |
| return create( |
| configuration, |
| createJobServerFactory(configuration), |
| createArtifactServerFactory(configuration)); |
| } |
| |
| public static FlinkJobServerDriver create( |
| FlinkServerConfiguration configuration, |
| ServerFactory jobServerFactory, |
| ServerFactory artifactServerFactory) { |
| return new FlinkJobServerDriver(configuration, jobServerFactory, artifactServerFactory); |
| } |
| |
| private FlinkJobServerDriver( |
| FlinkServerConfiguration configuration, |
| ServerFactory jobServerFactory, |
| ServerFactory artifactServerFactory) { |
| super(configuration, jobServerFactory, artifactServerFactory); |
| } |
| |
| @Override |
| protected JobInvoker createJobInvoker() { |
| return FlinkJobInvoker.create((FlinkServerConfiguration) configuration); |
| } |
| } |