| /* |
| * 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.ignite.failure; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.util.worker.GridWorker; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.thread.IgniteThread; |
| import org.junit.Test; |
| |
| /** |
| * Tests the handling of long blocking operations in system-critical workers. |
| */ |
| public class SystemWorkersBlockingTest extends GridCommonAbstractTest { |
| /** Handler latch. */ |
| private static volatile CountDownLatch hndLatch; |
| |
| /** */ |
| private static final long FAILURE_DETECTION_TIMEOUT = 5_000; |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| AbstractFailureHandler failureHnd = new AbstractFailureHandler() { |
| @Override protected boolean handle(Ignite ignite, FailureContext failureCtx) { |
| if (failureCtx.type() == FailureType.SYSTEM_WORKER_BLOCKED) |
| hndLatch.countDown(); |
| |
| return false; |
| } |
| }; |
| |
| Set<FailureType> ignoredFailureTypes = new HashSet<>(failureHnd.getIgnoredFailureTypes()); |
| |
| ignoredFailureTypes.remove(FailureType.SYSTEM_WORKER_BLOCKED); |
| |
| failureHnd.setIgnoredFailureTypes(ignoredFailureTypes); |
| |
| cfg.setFailureHandler(failureHnd); |
| |
| cfg.setFailureDetectionTimeout(FAILURE_DETECTION_TIMEOUT); |
| |
| return cfg; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void beforeTest() throws Exception { |
| super.beforeTest(); |
| |
| hndLatch = new CountDownLatch(1); |
| |
| startGrid(0); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| super.afterTest(); |
| |
| stopAllGrids(); |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testBlockingWorker() throws Exception { |
| IgniteEx ignite = grid(0); |
| |
| GridWorker worker = new GridWorker(ignite.name(), "test-worker", log) { |
| @Override protected void body() throws InterruptedException { |
| Thread.sleep(Long.MAX_VALUE); |
| } |
| }; |
| |
| new IgniteThread(worker).start(); |
| |
| while (worker.runner() == null) |
| Thread.sleep(10); |
| |
| ignite.context().workersRegistry().register(worker); |
| |
| assertTrue(hndLatch.await(ignite.configuration().getFailureDetectionTimeout() * 2, TimeUnit.MILLISECONDS)); |
| |
| Thread runner = worker.runner(); |
| |
| runner.interrupt(); |
| runner.join(1000); |
| |
| assertFalse(runner.isAlive()); |
| } |
| } |