| package org.apache.helix.integration.rebalancer; |
| |
| /* |
| * 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.Date; |
| |
| import org.apache.helix.TestHelper; |
| import org.apache.helix.common.ZkTestBase; |
| import org.apache.helix.integration.TestDriver; |
| import org.apache.helix.tools.ClusterSetup; |
| import org.testng.annotations.Test; |
| |
| public class TestCustomIdealState extends ZkTestBase { |
| @Test |
| public void testBasic() throws Exception { |
| |
| int numResources = 2; |
| int numPartitionsPerResource = 100; |
| int numInstance = 5; |
| int replica = 3; |
| |
| String uniqClusterName = "TestCustomIS_" + "rg" + numResources + "_p" + numPartitionsPerResource |
| + "_n" + numInstance + "_r" + replica + "_basic"; |
| System.out.println("START " + uniqClusterName + " at " + new Date(System.currentTimeMillis())); |
| |
| TestDriver.setupClusterWithoutRebalance(uniqClusterName, ZK_ADDR, numResources, |
| numPartitionsPerResource, numInstance, replica); |
| |
| for (int i = 0; i < numInstance; i++) { |
| TestDriver.startDummyParticipant(uniqClusterName, i); |
| } |
| TestDriver.startController(uniqClusterName); |
| |
| TestDriver.setIdealState(uniqClusterName, 2000, 50); |
| TestDriver.verifyCluster(uniqClusterName, 3000, 50 * 1000); |
| |
| TestDriver.stopCluster(uniqClusterName); |
| |
| deleteCluster(uniqClusterName); |
| System.out.println("STOP " + uniqClusterName + " at " + new Date(System.currentTimeMillis())); |
| } |
| |
| @Test |
| public void testNonAliveInstances() throws Exception { |
| int numResources = 2; |
| int numPartitionsPerResource = 50; |
| int numInstance = 5; |
| int replica = 3; |
| |
| String uniqClusterName = "TestCustomIS_" + "rg" + numResources + "_p" + numPartitionsPerResource |
| + "_n" + numInstance + "_r" + replica + "_nonalive"; |
| System.out.println("START " + uniqClusterName + " at " + new Date(System.currentTimeMillis())); |
| |
| TestDriver.setupClusterWithoutRebalance(uniqClusterName, ZK_ADDR, numResources, |
| numPartitionsPerResource, numInstance, replica); |
| |
| for (int i = 0; i < numInstance / 2; i++) { |
| TestDriver.startDummyParticipant(uniqClusterName, i); |
| } |
| |
| TestDriver.startController(uniqClusterName); |
| TestDriver.setIdealState(uniqClusterName, 0, 100); |
| |
| // wait some time for customized ideal state being populated |
| Thread.sleep(1000); |
| |
| // start the rest of participants after ideal state is set |
| for (int i = numInstance / 2; i < numInstance; i++) { |
| TestDriver.startDummyParticipant(uniqClusterName, i); |
| } |
| |
| TestDriver.verifyCluster(uniqClusterName, 4000, 50 * 1000); |
| |
| TestDriver.stopCluster(uniqClusterName); |
| |
| deleteCluster(uniqClusterName); |
| System.out.println("STOP " + uniqClusterName + " at " + new Date(System.currentTimeMillis())); |
| } |
| |
| @Test() |
| public void testDrop() throws Exception { |
| int numResources = 2; |
| int numPartitionsPerResource = 50; |
| int numInstance = 5; |
| int replica = 3; |
| |
| String uniqClusterName = "TestCustomIS_" + "rg" + numResources + "_p" + numPartitionsPerResource |
| + "_n" + numInstance + "_r" + replica + "_drop"; |
| |
| System.out.println("START " + uniqClusterName + " at " + new Date(System.currentTimeMillis())); |
| TestDriver.setupClusterWithoutRebalance(uniqClusterName, ZK_ADDR, numResources, |
| numPartitionsPerResource, numInstance, replica); |
| |
| for (int i = 0; i < numInstance; i++) { |
| TestDriver.startDummyParticipant(uniqClusterName, i); |
| } |
| TestDriver.startController(uniqClusterName); |
| TestDriver.setIdealState(uniqClusterName, 2000, 50); |
| TestDriver.verifyCluster(uniqClusterName, 3000, 50 * 1000); |
| |
| // drop resource group |
| ClusterSetup setup = new ClusterSetup(ZK_ADDR); |
| setup.dropResourceFromCluster(uniqClusterName, "TestDB0"); |
| |
| TestHelper.verifyWithTimeout("verifyEmptyCurStateAndExtView", 30 * 1000, uniqClusterName, |
| "TestDB0", TestHelper.setOf("localhost_12918", "localhost_12919", |
| "localhost_12920", "localhost_12921", "localhost_12922"), |
| ZK_ADDR); |
| |
| TestDriver.stopCluster(uniqClusterName); |
| deleteCluster(uniqClusterName); |
| System.out.println("STOP " + uniqClusterName + " at " + new Date(System.currentTimeMillis())); |
| } |
| } |