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From mikewalch <...@git.apache.org>
Subject [GitHub] accumulo-testing pull request #1: Accumulo 4510
Date Fri, 06 Jan 2017 17:27:41 GMT
Github user mikewalch commented on a diff in the pull request:

    https://github.com/apache/accumulo-testing/pull/1#discussion_r94629394
  
    --- Diff: twill/src/main/java/org/apache/accumulo/testing/twill/TestRunner.java ---
    @@ -0,0 +1,166 @@
    +/*
    + * 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.accumulo.testing.twill;
    +
    +import com.beust.jcommander.JCommander;
    +import com.beust.jcommander.Parameter;
    +import com.google.common.base.Preconditions;
    +import org.apache.accumulo.testing.core.TestProps;
    +import org.apache.hadoop.yarn.conf.YarnConfiguration;
    +import org.apache.twill.api.ResourceSpecification;
    +import org.apache.twill.api.TwillApplication;
    +import org.apache.twill.api.TwillController;
    +import org.apache.twill.api.TwillRunnerService;
    +import org.apache.twill.api.TwillSpecification;
    +import org.apache.twill.ext.BundledJarRunnable;
    +import org.apache.twill.ext.BundledJarRunner;
    +import org.apache.twill.yarn.YarnTwillRunnerService;
    +import org.slf4j.Logger;
    +import org.slf4j.LoggerFactory;
    +
    +import java.io.File;
    +import java.io.FileInputStream;
    +import java.util.ArrayList;
    +import java.util.List;
    +import java.util.Properties;
    +import java.util.concurrent.ExecutionException;
    +import java.util.concurrent.atomic.AtomicBoolean;
    +
    +public class TestRunner {
    +
    +  private static final Logger LOG = LoggerFactory.getLogger(TestRunner.class);
    +
    +  private static class TestRunnerApp implements TwillApplication {
    +
    +    private TestRunnerOpts opts;
    +    private Properties props;
    +
    +    TestRunnerApp(TestRunnerOpts opts, Properties props) {
    +      this.opts = opts;
    +      this.props = props;
    +    }
    +
    +    @Override
    +    public TwillSpecification configure() {
    +
    +      int numCores = Integer.valueOf(props.getProperty(TestProps.CONTAINER_CORES));
    +      int memory = Integer.valueOf(props.getProperty(TestProps.CONTAINER_MEMORY_MB));
    +      int instances = Integer.valueOf(props.getProperty(TestProps.CONTAINER_INSTANCES));
    +
    +      ResourceSpecification resourceSpec = ResourceSpecification.Builder.with()
    +          .setVirtualCores(numCores).setMemory(memory, ResourceSpecification.SizeUnit.MEGA)
    +          .setInstances(instances).build();
    +
    +      File jarFile = new File(opts.jarPath);
    +      File testProps = new File(opts.testProps);
    +      File log4jProps = new File(opts.logProps);
    +
    +      return TwillSpecification.Builder.with()
    +          .setName(opts.testName)
    +          .withRunnable()
    +          .add("BundledJarRunnable", new BundledJarRunnable(), resourceSpec)
    +          .withLocalFiles()
    +          .add(jarFile.getName(), jarFile.toURI(), false)
    +          .add(testProps.getName(), testProps.toURI())
    +          .add(log4jProps.getName(), log4jProps.toURI())
    +          .apply()
    +          .anyOrder()
    +          .build();
    +    }
    +  }
    +
    +  private static class TestRunnerOpts {
    +
    +    @Parameter(names={"--name", "-n"}, required = true,  description = "Test name")
    +    String testName;
    +
    +    @Parameter(names={"--jar", "-j"}, required = true, description = "Bundled jar path")
    +    String jarPath;
    +
    +    @Parameter(names={"--main", "-m"}, required = true, description = "Main class")
    +    String mainClass;
    +
    +    @Parameter(names={"--testProps", "-t"}, required = true, description = "Test properties
path")
    +    String testProps;
    +
    +    @Parameter(names={"--logProps", "-l"}, required = true, description = "Log properties
path")
    +    String logProps;
    +
    +    @Parameter(names={"--args", "-a"}, variableArity = true, description = "Main class
args")
    +    List<String> mainArgs = new ArrayList<>();
    +  }
    +
    +  private static void verifyPath(String path) {
    +    File f = new File(path);
    +    Preconditions.checkState(f.exists());
    +    Preconditions.checkState(f.canRead());
    +  }
    +
    +  public static void main(String[] args) throws Exception {
    +
    +    TestRunnerOpts opts = new TestRunnerOpts();
    +    new JCommander(opts, args);
    +
    +    verifyPath(opts.jarPath);
    +    verifyPath(opts.testProps);
    +    verifyPath(opts.logProps);
    +
    +    String[] mainArgs = opts.mainArgs.stream().toArray(String[]::new);
    +    BundledJarRunner.Arguments arguments = new BundledJarRunner.Arguments(opts.jarPath,
"/lib",
    +                                                                          opts.mainClass,
mainArgs);
    +
    +    Properties props = new Properties();
    +    FileInputStream fis = new FileInputStream(opts.testProps);
    +    props.load(fis);
    +    fis.close();
    +    String zookeepers = props.getProperty(TestProps.ZOOKEEPERS);
    +
    +    final TwillRunnerService twillRunner = new YarnTwillRunnerService(new YarnConfiguration(),
    +                                                                      zookeepers);
    +    twillRunner.start();
    +
    +    final TwillController controller = twillRunner.prepare(
    +        new TestRunnerApp(opts, props))
    +        .addJVMOptions("-Dlog4j.configuration=file:$PWD/" + new File(opts.logProps).getName())
    +        .withArguments("BundledJarRunnable", arguments.toArray())
    +        .start();
    +
    +    final AtomicBoolean done = new AtomicBoolean(false);
    +
    +    Runtime.getRuntime().addShutdownHook(new Thread(() -> {
    +      try {
    +        if (!done.get()) {
    +          controller.kill();
    +        }
    +      } finally {
    +        twillRunner.stop();
    +      }
    +    }));
    +
    +    LOG.info("Waiting for {} to finish in YARN...", opts.testName);
    +    LOG.info("Press ctrl-c to kill {} in YARN", opts.testName);
    +
    +    try {
    +      controller.awaitTerminated();
    +      done.set(true);
    +    } catch (ExecutionException e) {
    +      LOG.error("Error", e);
    --- End diff --
    
    I will change


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