| /* |
| * 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.internal; |
| |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteLogger; |
| import org.apache.ignite.compute.ComputeJob; |
| import org.apache.ignite.compute.ComputeJobAdapter; |
| import org.apache.ignite.compute.ComputeJobResult; |
| import org.apache.ignite.compute.ComputeJobResultPolicy; |
| import org.apache.ignite.compute.ComputeTaskFuture; |
| import org.apache.ignite.compute.ComputeTaskSession; |
| import org.apache.ignite.compute.ComputeTaskSplitAdapter; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.util.typedef.G; |
| import org.apache.ignite.internal.util.typedef.internal.U; |
| import org.apache.ignite.resources.LoggerResource; |
| import org.apache.ignite.resources.TaskSessionResource; |
| import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi; |
| import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.testframework.junits.common.GridCommonTest; |
| import org.junit.Test; |
| |
| /** |
| * Cancel unused job test. |
| */ |
| @GridCommonTest(group = "Kernal Self") |
| public class GridCancelUnusedJobSelfTest extends GridCommonAbstractTest { |
| /** */ |
| private static final int WAIT_TIME = 100000; |
| |
| /** */ |
| public static final int SPLIT_COUNT = 10; |
| |
| /** */ |
| private static volatile int cancelCnt; |
| |
| /** */ |
| private static volatile int processedCnt; |
| |
| /** */ |
| private static CountDownLatch startSignal = new CountDownLatch(SPLIT_COUNT); |
| |
| /** */ |
| private static CountDownLatch stopSignal = new CountDownLatch(SPLIT_COUNT); |
| |
| /** */ |
| public GridCancelUnusedJobSelfTest() { |
| super(true); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration c = super.getConfiguration(igniteInstanceName); |
| |
| TcpDiscoverySpi discoSpi = new TcpDiscoverySpi(); |
| |
| discoSpi.setIpFinder(new TcpDiscoveryVmIpFinder(true)); |
| |
| c.setDiscoverySpi(discoSpi); |
| |
| c.setPublicThreadPoolSize(SPLIT_COUNT); |
| |
| return c; |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testCancel() throws Exception { |
| Ignite ignite = G.ignite(getTestIgniteInstanceName()); |
| |
| ignite.compute().localDeployTask(GridCancelTestTask.class, U.detectClassLoader(GridCancelTestTask.class)); |
| |
| ComputeTaskFuture<?> fut = executeAsync(ignite.compute(), GridCancelTestTask.class.getName(), null); |
| |
| // Wait until jobs begin execution. |
| boolean await = startSignal.await(WAIT_TIME, TimeUnit.MILLISECONDS); |
| |
| assert await : "Jobs did not start."; |
| |
| info("Test task result: " + fut); |
| |
| assert fut != null; |
| |
| // Only first job should successfully complete. |
| Object res = fut.get(); |
| assert (Integer)res == 1; |
| |
| // Wait for all jobs to finish. |
| await = stopSignal.await(WAIT_TIME, TimeUnit.MILLISECONDS); |
| assert await : "Jobs did not stop."; |
| |
| // One is definitely processed. But there might be some more processed or cancelled or processed and cancelled. |
| // Thus total number should be at least SPLIT_COUNT and at most (SPLIT_COUNT - 1) *2 +1 |
| assert (cancelCnt + processedCnt) >= SPLIT_COUNT && (cancelCnt + processedCnt) <= (SPLIT_COUNT - 1) * 2 + 1 : |
| "Invalid cancel count value: " + cancelCnt; |
| } |
| |
| /** |
| * |
| */ |
| private static class GridCancelTestTask extends ComputeTaskSplitAdapter<Object, Object> { |
| /** */ |
| @LoggerResource |
| private IgniteLogger log; |
| |
| /** {@inheritDoc} */ |
| @Override protected Collection<? extends ComputeJob> split(int gridSize, Object arg) { |
| if (log.isInfoEnabled()) |
| log.info("Splitting job [job=" + this + ", gridSize=" + gridSize + ", arg=" + arg + ']'); |
| |
| Collection<ComputeJob> jobs = new ArrayList<>(SPLIT_COUNT); |
| |
| for (int i = 1; i <= SPLIT_COUNT; i++) |
| jobs.add(new GridCancelTestJob(i)); |
| |
| return jobs; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public ComputeJobResultPolicy result(ComputeJobResult res, List<ComputeJobResult> received) { |
| return ComputeJobResultPolicy.REDUCE; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Serializable reduce(List<ComputeJobResult> results) { |
| if (log.isInfoEnabled()) |
| log.info("Reducing job [job=" + this + ", results=" + results + ']'); |
| |
| if (results.size() > 1) |
| fail(); |
| |
| return results.get(0).getData(); |
| } |
| } |
| |
| /** |
| * Cancel test job. |
| */ |
| private static class GridCancelTestJob extends ComputeJobAdapter { |
| /** */ |
| @LoggerResource |
| private IgniteLogger log; |
| |
| /** */ |
| @TaskSessionResource |
| private ComputeTaskSession ses; |
| |
| /** |
| * @param arg Argument. |
| */ |
| private GridCancelTestJob(Integer arg) { |
| super(arg); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Serializable execute() { |
| int arg = this.<Integer>argument(0); |
| |
| try { |
| if (log.isInfoEnabled()) |
| log.info("Executing job [job=" + this + ", arg=" + arg + ']'); |
| |
| startSignal.countDown(); |
| |
| try { |
| if (!startSignal.await(WAIT_TIME, TimeUnit.MILLISECONDS)) |
| fail(); |
| |
| if (arg == 1) { |
| if (log.isInfoEnabled()) |
| log.info("Job one is proceeding."); |
| } |
| else |
| Thread.sleep(WAIT_TIME); |
| } |
| catch (InterruptedException e) { |
| if (log.isInfoEnabled()) |
| log.info("Job got cancelled [arg=" + arg + ", ses=" + ses + ", e=" + e + ']'); |
| |
| return 0; |
| } |
| |
| if (log.isInfoEnabled()) |
| log.info("Completing job: " + ses); |
| |
| return argument(0); |
| } |
| finally { |
| stopSignal.countDown(); |
| |
| processedCnt++; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void cancel() { |
| cancelCnt++; |
| } |
| } |
| } |