| /* |
| * 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.internal; |
| |
| import static org.apache.geode.cache.Region.SEPARATOR; |
| import static org.apache.geode.distributed.ConfigurationProperties.STATISTIC_SAMPLING_ENABLED; |
| import static org.apache.geode.test.awaitility.GeodeAwaitility.await; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import java.net.InetAddress; |
| import java.util.Set; |
| |
| import org.apache.logging.log4j.Logger; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import org.apache.geode.cache.AttributesFactory; |
| import org.apache.geode.cache.CacheException; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.RegionAttributes; |
| import org.apache.geode.cache.Scope; |
| import org.apache.geode.distributed.DistributedLockService; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.Config; |
| import org.apache.geode.internal.admin.Alert; |
| import org.apache.geode.internal.admin.AlertListener; |
| import org.apache.geode.internal.admin.ApplicationVM; |
| import org.apache.geode.internal.admin.DLockInfo; |
| import org.apache.geode.internal.admin.EntryValueNode; |
| import org.apache.geode.internal.admin.GemFireVM; |
| import org.apache.geode.internal.admin.GfManagerAgent; |
| import org.apache.geode.internal.admin.GfManagerAgentConfig; |
| import org.apache.geode.internal.admin.GfManagerAgentFactory; |
| import org.apache.geode.internal.admin.StatResource; |
| import org.apache.geode.internal.admin.remote.RemoteTransportConfig; |
| import org.apache.geode.internal.logging.InternalLogWriter; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| import org.apache.geode.test.dunit.Host; |
| import org.apache.geode.test.dunit.IgnoredException; |
| import org.apache.geode.test.dunit.VM; |
| import org.apache.geode.test.dunit.cache.CacheTestCase; |
| |
| /** |
| * This class tests the functionality of the {@linkplain org.apache.geode.internal.admin internal |
| * admin} API. |
| */ |
| |
| public class ClusterDistributionManagerForAdminDUnitTest extends CacheTestCase |
| implements AlertListener { |
| |
| private static final Logger logger = LogService.getLogger(); |
| |
| private transient GfManagerAgent agent; |
| |
| @Before |
| public void setUp() throws Exception { |
| IgnoredException.addIgnoredException("Error occurred while reading system log"); |
| |
| ClusterDistributionManager.setIsDedicatedAdminVM(true); |
| |
| populateCache(); |
| |
| boolean created = !isConnectedToDS(); |
| InternalDistributedSystem ds = getSystem(); |
| RemoteTransportConfig transport = |
| new RemoteTransportConfig(ds.getConfig(), ClusterDistributionManager.ADMIN_ONLY_DM_TYPE); |
| if (created) { |
| disconnectFromDS(); |
| } |
| |
| // create a GfManagerAgent in the master vm. |
| agent = GfManagerAgentFactory.getManagerAgent( |
| new GfManagerAgentConfig(null, transport, getLogWriter(), Alert.SEVERE, this, null)); |
| |
| await().untilAsserted(() -> assertThat(agent.isConnected()).isTrue()); |
| } |
| |
| @Override |
| @After |
| public void preTearDownCacheTestCase() throws Exception { |
| try { |
| if (agent != null) { |
| agent.disconnect(); |
| } |
| disconnectFromDS(); |
| } finally { |
| ClusterDistributionManager.setIsDedicatedAdminVM(false); |
| } |
| } |
| |
| @Test |
| public void testGetDistributionVMType() { |
| DistributionManager dm = agent.getDM(); |
| assertThat(dm.getId().getVmKind()).isEqualTo(ClusterDistributionManager.ADMIN_ONLY_DM_TYPE); |
| } |
| |
| @Test |
| public void testAgent() { |
| assertThat(agent.listPeers()).hasSize(0); |
| assertThat(agent.isConnected()).isTrue(); |
| agent.disconnect(); |
| assertThat(agent.isConnected()).isFalse(); |
| } |
| |
| @Test |
| public void testApplications() throws Exception { |
| await() |
| .untilAsserted(() -> assertThat(agent.listApplications().length).isGreaterThanOrEqualTo(4)); |
| |
| ApplicationVM[] applications = agent.listApplications(); |
| for (int whichApplication = 0; whichApplication < applications.length; whichApplication++) { |
| |
| InetAddress host = applications[whichApplication].getHost(); |
| String appHostName = host.getHostName(); |
| |
| assertThat(host).isEqualTo(InetAddress.getByName(appHostName)); |
| |
| StatResource[] stats = applications[whichApplication].getStats(null); |
| assertThat(stats.length).isGreaterThan(0); |
| |
| Config config = applications[whichApplication].getConfig(); |
| String[] attributeNames = config.getAttributeNames(); |
| boolean foundStatisticSamplingEnabled = false; |
| for (String attributeName : attributeNames) { |
| if (attributeName.equals(STATISTIC_SAMPLING_ENABLED)) { |
| foundStatisticSamplingEnabled = true; |
| assertThat(config.getAttribute(attributeName)).isEqualTo("true"); |
| break; |
| } |
| } |
| assertThat(foundStatisticSamplingEnabled).isTrue(); |
| |
| String[] logs = applications[whichApplication].getSystemLogs(); |
| assertThat(logs.length).isGreaterThan(0); |
| |
| VM vm = findVMForAdminObject(applications[whichApplication]); |
| assertThat(vm).isNotNull(); |
| |
| String lockName = "cdm_testlock" + whichApplication; |
| assertThat(acquireDistributedLock(vm, lockName)).isTrue(); |
| |
| DLockInfo[] locks = applications[whichApplication].getDistributedLockInfo(); |
| assertThat(locks.length).isGreaterThan(0); |
| |
| boolean foundLock = false; |
| for (DLockInfo lock : locks) { |
| if (lock.getLockName().equals(lockName)) { |
| foundLock = true; |
| assertThat(lock.isAcquired()).isTrue(); |
| } |
| } |
| assertThat(foundLock).isTrue(); |
| |
| Region[] roots = applications[whichApplication].getRootRegions(); |
| assertThat(roots.length).isGreaterThan(0); |
| |
| Region root = roots[0]; |
| assertThat(root).isNotNull(); |
| assertThat(root.getName()).isEqualTo("root"); |
| assertThat(root.getFullPath()).isEqualTo(SEPARATOR + "root"); |
| |
| RegionAttributes attributes = root.getAttributes(); |
| assertThat(attributes).isNotNull(); |
| if (attributes.getStatisticsEnabled()) { |
| assertThat(root.getStatistics()).isNotNull(); |
| } |
| |
| Set subregions = root.subregions(false); |
| assertThat(subregions).hasSize(3); |
| assertThat(root.keySet()).hasSize(2); |
| |
| Region.Entry entry = root.getEntry("cacheObj1"); |
| assertThat(entry).isNotNull(); |
| if (attributes.getStatisticsEnabled()) { |
| assertThat(entry.getStatistics()).isNotNull(); |
| } |
| assertThat(entry.getValue()).isEqualTo("null"); |
| |
| /// test lightweight inspection; |
| entry = root.getEntry("cacheObj2"); |
| assertThat(entry).isNotNull(); |
| |
| Object val = entry.getValue(); |
| assertThat(val).isInstanceOf(String.class); |
| assertThat(((String) val)).contains("java.lang.StringBuilder"); |
| |
| /// test physical inspection |
| applications[whichApplication].setCacheInspectionMode(GemFireVM.PHYSICAL_CACHE_VALUE); |
| entry = root.getEntry("cacheObj2"); |
| assertThat(entry).isNotNull(); |
| |
| val = entry.getValue(); |
| assertThat(val).isInstanceOf(EntryValueNode.class); |
| |
| EntryValueNode node = (EntryValueNode) val; |
| String type = node.getType(); |
| assertThat(type).contains("java.lang.StringBuilder"); |
| assertThat(node.isPrimitiveOrString()).isFalse(); |
| |
| EntryValueNode[] fields = node.getChildren(); |
| assertThat(fields).isNotNull(); |
| |
| getLogWriter().warning( |
| "The tests use StringBuilders for values which might be implemented differently in jdk 1.5"); |
| |
| /// test destruction in the last valid app |
| int lastApplication = applications.length - 1; |
| if (whichApplication == lastApplication) { |
| int expectedSize = subregions.size() - 1; |
| Region subRegion = (Region) subregions.iterator().next(); |
| Region rootRegion = root; |
| subRegion.destroyRegion(); |
| |
| await() |
| .untilAsserted( |
| () -> assertThat(rootRegion.subregions(false).size()).isEqualTo(expectedSize)); |
| } |
| } |
| } |
| |
| @Override |
| public void alert(Alert alert) { |
| getLogWriter().info("DEBUG: alert=" + alert); |
| } |
| |
| private void populateCache() { |
| for (int i = 0; i < Host.getHostCount(); i++) { |
| Host host = Host.getHost(i); |
| |
| for (int j = 0; j < host.getVMCount(); j++) { |
| VM vm = host.getVM(j); |
| vm.invoke(() -> { |
| AttributesFactory attributesFactory = new AttributesFactory(); |
| attributesFactory.setScope(Scope.DISTRIBUTED_NO_ACK); |
| |
| RegionAttributes regionAttributes = attributesFactory.create(); |
| createRegion("cdm-testSubRegion1", regionAttributes); |
| createRegion("cdm-testSubRegion2", regionAttributes); |
| createRegion("cdm-testSubRegion3", regionAttributes); |
| remoteCreateEntry("", "cacheObj1", null); |
| StringBuilder val = new StringBuilder("userDefValue1"); |
| remoteCreateEntry("", "cacheObj2", val); |
| }); |
| } |
| } |
| } |
| |
| /** |
| * Puts (or creates) a value in a region named <code>regionName</code> named |
| * <code>entryName</code>. |
| */ |
| private void remoteCreateEntry(String regionName, String entryName, Object value) |
| throws CacheException { |
| |
| Region root = getRootRegion(); |
| Region region = root.getSubregion(regionName); |
| region.create(entryName, value); |
| |
| logger.info("Put value " + value + " in entry " + entryName + " in region '" |
| + region.getFullPath() + "'"); |
| } |
| |
| private boolean acquireDistributedLock(VM vm, String lockName) { |
| return vm.invoke(() -> remoteAcquireDistLock(lockName)); |
| } |
| |
| private boolean remoteAcquireDistLock(String lockName) { |
| String serviceName = "cdmtest_service"; |
| DistributedLockService service = DistributedLockService.getServiceNamed(serviceName); |
| if (service == null) { |
| service = |
| DistributedLockService.create(serviceName, InternalDistributedSystem.getAnyInstance()); |
| } |
| assertThat(service).isNotNull(); |
| return service.lock(lockName, 1000, 3000); |
| } |
| |
| private VM findVMForAdminObject(GemFireVM gemFireVM) { |
| for (int i = 0; i < Host.getHostCount(); i++) { |
| Host host = Host.getHost(i); |
| for (int j = 0; j < host.getVMCount(); j++) { |
| VM vm = host.getVM(j); |
| InternalDistributedMember member = getJavaGroupsIdForVM(vm); |
| if (gemFireVM.getId().equals(member)) { |
| return vm; |
| } |
| } |
| } |
| return null; |
| } |
| |
| private InternalDistributedMember getJavaGroupsIdForVM(VM vm) { |
| return vm.invoke(this::remoteGetJavaGroupsIdForVM); |
| } |
| |
| private InternalDistributedMember remoteGetJavaGroupsIdForVM() { |
| InternalDistributedSystem system = InternalDistributedSystem.getAnyInstance(); |
| return system.getDistributionManager().getDistributionManagerId(); |
| } |
| |
| private InternalLogWriter getLogWriter() { |
| return (InternalLogWriter) getSystem().getLogWriter(); |
| } |
| } |