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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