| /** |
| * 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.hadoop.yarn.server.resourcemanager.scheduler.capacity.conf; |
| |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.server.records.Version; |
| import org.junit.Test; |
| |
| import java.util.LinkedList; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| /** |
| * Base class for the persistent {@link YarnConfigurationStore} |
| * implementations, namely {@link TestLeveldbConfigurationStore} and |
| * {@link TestZKConfigurationStore}. |
| */ |
| public abstract class PersistentConfigurationStoreBaseTest extends |
| ConfigurationStoreBaseTest { |
| |
| abstract Version getVersion(); |
| |
| @Test |
| public void testGetConfigurationVersion() throws Exception { |
| confStore.initialize(conf, schedConf, rmContext); |
| long v1 = confStore.getConfigVersion(); |
| assertEquals(1, v1); |
| confStore.confirmMutation(prepareLogMutation("keyver", "valver"), true); |
| long v2 = confStore.getConfigVersion(); |
| assertEquals(2, v2); |
| confStore.close(); |
| } |
| |
| @Test |
| public void testPersistConfiguration() throws Exception { |
| schedConf.set("key", "val"); |
| confStore.initialize(conf, schedConf, rmContext); |
| assertEquals("val", confStore.retrieve().get("key")); |
| confStore.close(); |
| |
| // Create a new configuration store, and check for old configuration |
| confStore = createConfStore(); |
| schedConf.set("key", "badVal"); |
| // Should ignore passed-in scheduler configuration. |
| confStore.initialize(conf, schedConf, rmContext); |
| assertEquals("val", confStore.retrieve().get("key")); |
| confStore.close(); |
| } |
| |
| @Test |
| public void testPersistUpdatedConfiguration() throws Exception { |
| confStore.initialize(conf, schedConf, rmContext); |
| assertNull(confStore.retrieve().get("key")); |
| |
| confStore.confirmMutation(prepareLogMutation("key", "val"), true); |
| assertEquals("val", confStore.retrieve().get("key")); |
| confStore.close(); |
| |
| // Create a new configuration store, and check for updated configuration |
| confStore = createConfStore(); |
| schedConf.set("key", "badVal"); |
| // Should ignore passed-in scheduler configuration. |
| confStore.initialize(conf, schedConf, rmContext); |
| assertEquals("val", confStore.retrieve().get("key")); |
| confStore.close(); |
| } |
| |
| |
| @Test |
| public void testVersion() throws Exception { |
| confStore.initialize(conf, schedConf, rmContext); |
| assertNull(confStore.getConfStoreVersion()); |
| confStore.checkVersion(); |
| assertEquals(getVersion(), |
| confStore.getConfStoreVersion()); |
| confStore.close(); |
| } |
| |
| @Test |
| public void testMaxLogs() throws Exception { |
| conf.setLong(YarnConfiguration.RM_SCHEDCONF_MAX_LOGS, 2); |
| confStore.initialize(conf, schedConf, rmContext); |
| LinkedList<YarnConfigurationStore.LogMutation> logs = confStore.getLogs(); |
| assertEquals(0, logs.size()); |
| |
| YarnConfigurationStore.LogMutation mutation = |
| prepareLogMutation("key1", "val1"); |
| logs = confStore.getLogs(); |
| assertEquals(1, logs.size()); |
| assertEquals("val1", logs.get(0).getUpdates().get("key1")); |
| confStore.confirmMutation(mutation, true); |
| assertEquals(1, logs.size()); |
| assertEquals("val1", logs.get(0).getUpdates().get("key1")); |
| |
| mutation = prepareLogMutation("key2", "val2"); |
| logs = confStore.getLogs(); |
| assertEquals(2, logs.size()); |
| assertEquals("val1", logs.get(0).getUpdates().get("key1")); |
| assertEquals("val2", logs.get(1).getUpdates().get("key2")); |
| confStore.confirmMutation(mutation, true); |
| assertEquals(2, logs.size()); |
| assertEquals("val1", logs.get(0).getUpdates().get("key1")); |
| assertEquals("val2", logs.get(1).getUpdates().get("key2")); |
| |
| // Next update should purge first update from logs. |
| mutation = prepareLogMutation("key3", "val3"); |
| logs = confStore.getLogs(); |
| assertEquals(2, logs.size()); |
| assertEquals("val2", logs.get(0).getUpdates().get("key2")); |
| assertEquals("val3", logs.get(1).getUpdates().get("key3")); |
| confStore.confirmMutation(mutation, true); |
| assertEquals(2, logs.size()); |
| assertEquals("val2", logs.get(0).getUpdates().get("key2")); |
| assertEquals("val3", logs.get(1).getUpdates().get("key3")); |
| confStore.close(); |
| } |
| |
| |
| } |