| package org.apache.helix.controller.stages; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.helix.PropertyKey; |
| import org.apache.helix.controller.dataproviders.ResourceControllerDataProvider; |
| import org.apache.helix.model.CustomizedState; |
| import org.apache.helix.model.CustomizedStateConfig; |
| import org.apache.helix.model.Partition; |
| import org.apache.helix.model.Resource; |
| import org.testng.AssertJUnit; |
| import org.testng.annotations.Test; |
| |
| |
| public class TestCustomizedStateComputationStage extends BaseStageTest { |
| private final String RESOURCE_NAME = "testResourceName"; |
| private final String PARTITION_NAME = "testResourceName_0"; |
| private final String CUSTOMIZED_STATE_NAME = "customizedState1"; |
| private final String INSTANCE_NAME = "localhost_1"; |
| |
| @Test |
| public void testEmptyCustomizedState() { |
| Map<String, Resource> resourceMap = getResourceMap(); |
| event.addAttribute(AttributeName.RESOURCES.name(), resourceMap); |
| event.addAttribute(AttributeName.RESOURCES_TO_REBALANCE.name(), resourceMap); |
| event.addAttribute(AttributeName.ControllerDataProvider.name(), |
| new ResourceControllerDataProvider(_clusterName)); |
| CustomizedStateComputationStage stage = new CustomizedStateComputationStage(); |
| runStage(event, new ReadClusterDataStage()); |
| runStage(event, stage); |
| CustomizedStateOutput output = event.getAttribute(AttributeName.CUSTOMIZED_STATE.name()); |
| AssertJUnit.assertEquals(output |
| .getPartitionCustomizedStateMap(CUSTOMIZED_STATE_NAME, RESOURCE_NAME, |
| new Partition("testResourceName_0")).size(), 0); |
| } |
| |
| @Test |
| public void testSimpleCustomizedState() { |
| // setup resource |
| Map<String, Resource> resourceMap = getResourceMap(); |
| |
| setupLiveInstances(5); |
| |
| // Add CustomizedStateAggregation Config |
| CustomizedStateConfig config = new CustomizedStateConfig(); |
| List<String> aggregationEnabledTypes = new ArrayList<>(); |
| aggregationEnabledTypes.add(CUSTOMIZED_STATE_NAME); |
| |
| config.setAggregationEnabledTypes(aggregationEnabledTypes); |
| |
| PropertyKey.Builder keyBuilder = accessor.keyBuilder(); |
| accessor.setProperty(keyBuilder.customizedStateConfig(), config); |
| |
| event.addAttribute(AttributeName.RESOURCES.name(), resourceMap); |
| event.addAttribute(AttributeName.RESOURCES_TO_REBALANCE.name(), resourceMap); |
| event.addAttribute(AttributeName.ControllerDataProvider.name(), |
| new ResourceControllerDataProvider(_clusterName)); |
| CustomizedStateComputationStage stage = new CustomizedStateComputationStage(); |
| runStage(event, new ReadClusterDataStage()); |
| runStage(event, stage); |
| CustomizedStateOutput output1 = event.getAttribute(AttributeName.CUSTOMIZED_STATE.name()); |
| AssertJUnit.assertEquals(output1 |
| .getPartitionCustomizedStateMap(CUSTOMIZED_STATE_NAME, RESOURCE_NAME, |
| new Partition(PARTITION_NAME)).size(), 0); |
| |
| // Add a customized state |
| CustomizedState customizedState = new CustomizedState(RESOURCE_NAME); |
| customizedState.setState(PARTITION_NAME, "STARTED"); |
| accessor.setProperty( |
| keyBuilder.customizedState(INSTANCE_NAME, CUSTOMIZED_STATE_NAME, RESOURCE_NAME), |
| customizedState); |
| |
| runStage(event, new ReadClusterDataStage()); |
| runStage(event, stage); |
| CustomizedStateOutput output2 = event.getAttribute(AttributeName.CUSTOMIZED_STATE.name()); |
| Partition partition = new Partition(PARTITION_NAME); |
| AssertJUnit.assertEquals(output2 |
| .getPartitionCustomizedState(CUSTOMIZED_STATE_NAME, RESOURCE_NAME, partition, |
| INSTANCE_NAME), "STARTED"); |
| } |
| } |