| /* |
| * 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.geode.distributed; |
| |
| import static org.apache.geode.test.awaitility.GeodeAwaitility.await; |
| import static org.apache.geode.test.process.JavaModuleHelper.getJvmModuleOptions; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import java.io.BufferedInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.List; |
| |
| import org.apache.logging.log4j.Logger; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| |
| import org.apache.geode.cache.Cache; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| import org.apache.geode.management.ManagementService; |
| import org.apache.geode.management.membership.MembershipEvent; |
| import org.apache.geode.management.membership.MembershipListener; |
| import org.apache.geode.management.membership.UniversalMembershipListenerAdapter; |
| import org.apache.geode.test.dunit.rules.ClusterStartupRule; |
| import org.apache.geode.test.dunit.rules.MemberVM; |
| |
| |
| public class ServerLauncherDUnitTest { |
| |
| private static final Logger logger = LogService.getLogger(); |
| |
| @Rule |
| public TemporaryFolder tempDir = new TemporaryFolder(); |
| |
| @Rule |
| public ClusterStartupRule cluster = new ClusterStartupRule(); |
| |
| public static class TestManagementListener extends UniversalMembershipListenerAdapter { |
| |
| public static boolean crashed = false; |
| public static boolean joined = false; |
| public static boolean left = false; |
| |
| @Override |
| public void memberCrashed(MembershipEvent event) { |
| crashed = true; |
| } |
| |
| @Override |
| public void memberJoined(MembershipEvent event) { |
| joined = true; |
| } |
| |
| @Override |
| public void memberLeft(MembershipEvent event) { |
| left = true; |
| } |
| } |
| |
| @Test |
| public void ensureCleanShutdownFromInProcessServerLauncher() throws Exception { |
| MemberVM locator = cluster.startLocatorVM(0); |
| |
| // Start a server who will be a lead and thus have a weight of 15. If we don't do this and the |
| // test fails with just a single server crashing, the locator will declare a split-brain and |
| // shut itself down. |
| cluster.startServerVM(1, locator.getPort()); |
| |
| locator.invoke(() -> { |
| MembershipListener listener = new TestManagementListener(); |
| Cache cache = ClusterStartupRule.getCache(); |
| ManagementService managementService = ManagementService.getExistingManagementService(cache); |
| managementService.addMembershipListener(listener); |
| }); |
| |
| launchServer(locator.getPort()); |
| |
| await().until( |
| () -> locator.invoke(() -> TestManagementListener.joined && TestManagementListener.left)); |
| |
| assertThat(locator.invoke(() -> TestManagementListener.crashed)).isFalse(); |
| } |
| |
| private void launchServer(int port) throws Exception { |
| Path javaBin = Paths.get(System.getProperty("java.home"), "bin", "java"); |
| |
| String serverLauncherClass = ServerLauncherDUnitTestHelper.class.getName(); |
| logger.info("Running java class " + serverLauncherClass); |
| |
| ProcessBuilder pBuilder = new ProcessBuilder(); |
| pBuilder.directory(tempDir.newFolder()); |
| pBuilder.command(javaBin.toString(), "-classpath", System.getProperty("java.class.path")); |
| // Copy all --add-opens and --add-exports options to the command line |
| List<String> command = pBuilder.command(); |
| command.addAll(getJvmModuleOptions()); |
| command.add(serverLauncherClass); |
| command.add(String.valueOf(port)); |
| |
| pBuilder.redirectErrorStream(true); |
| Process process = pBuilder.start(); |
| |
| ByteArrayOutputStream result = new ByteArrayOutputStream(); |
| BufferedInputStream bais = new BufferedInputStream(process.getInputStream()); |
| |
| byte[] buffer = new byte[4096]; |
| int n; |
| while ((n = bais.read(buffer)) > 0) { |
| result.write(buffer, 0, n); |
| } |
| |
| if (process.waitFor() != 0) { |
| logger.error(result.toString()); |
| } |
| } |
| } |