| package org.apache.helix.integration; |
| |
| /* |
| * 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.Collections; |
| import java.util.Date; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.helix.TestHelper; |
| import org.apache.helix.common.ZkTestBase; |
| import org.apache.helix.integration.manager.ClusterControllerManager; |
| import org.apache.helix.integration.manager.MockParticipantManager; |
| import org.apache.helix.manager.zk.ZKHelixAdmin; |
| import org.apache.helix.mock.participant.ErrTransition; |
| import org.apache.helix.tools.ClusterStateVerifier; |
| import org.testng.Assert; |
| import org.testng.annotations.Test; |
| |
| public class TestErrorPartition extends ZkTestBase { |
| @Test() |
| public void testErrorPartition() throws Exception { |
| String clusterName = getShortClassName(); |
| MockParticipantManager[] participants = new MockParticipantManager[5]; |
| |
| System.out.println("START testErrorPartition() at " + new Date(System.currentTimeMillis())); |
| ZKHelixAdmin tool = new ZKHelixAdmin(_gZkClient); |
| |
| TestHelper.setupCluster(clusterName, ZK_ADDR, 12918, "localhost", "TestDB", 1, 10, 5, 3, |
| "MasterSlave", true); |
| |
| ClusterControllerManager controller = |
| new ClusterControllerManager(ZK_ADDR, clusterName, "controller_0"); |
| controller.syncStart(); |
| |
| for (int i = 0; i < 5; i++) { |
| String instanceName = "localhost_" + (12918 + i); |
| |
| if (i == 0) { |
| Map<String, Set<String>> errPartitions = new HashMap<String, Set<String>>() { |
| { |
| put("SLAVE-MASTER", TestHelper.setOf("TestDB0_4")); |
| } |
| }; |
| participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName); |
| participants[i].setTransition(new ErrTransition(errPartitions)); |
| } else { |
| participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName); |
| } |
| participants[i].syncStart(); |
| } |
| |
| Map<String, Map<String, String>> errStates = new HashMap<>(); |
| errStates.put("TestDB0", new HashMap<>()); |
| errStates.get("TestDB0").put("TestDB0_4", "localhost_12918"); |
| boolean result = ClusterStateVerifier.verifyByPolling( |
| new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName, errStates)); |
| Assert.assertTrue(result); |
| |
| Map<String, Set<String>> errorStateMap = new HashMap<String, Set<String>>() { |
| { |
| put("TestDB0_4", TestHelper.setOf("localhost_12918")); |
| } |
| }; |
| |
| // verify "TestDB0_0", "localhost_12918" is in ERROR state |
| TestHelper.verifyState(clusterName, ZK_ADDR, errorStateMap, "ERROR"); |
| |
| // disable a partition on a node with error state |
| tool.enablePartition(false, clusterName, "localhost_12918", "TestDB0", |
| Collections.singletonList("TestDB0_4")); |
| |
| result = ClusterStateVerifier.verifyByPolling( |
| new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName, errStates)); |
| Assert.assertTrue(result); |
| |
| TestHelper.verifyState(clusterName, ZK_ADDR, errorStateMap, "ERROR"); |
| |
| // disable a node with error state |
| tool.enableInstance(clusterName, "localhost_12918", false); |
| |
| result = ClusterStateVerifier.verifyByPolling( |
| new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName, errStates)); |
| Assert.assertTrue(result); |
| |
| // make sure after restart stale ERROR state is gone |
| tool.enablePartition(true, clusterName, "localhost_12918", "TestDB0", |
| Collections.singletonList("TestDB0_4")); |
| tool.enableInstance(clusterName, "localhost_12918", true); |
| |
| participants[0].syncStop(); |
| result = ClusterStateVerifier.verifyByPolling( |
| new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName)); |
| Assert.assertTrue(result); |
| participants[0] = new MockParticipantManager(ZK_ADDR, clusterName, "localhost_12918"); |
| new Thread(participants[0]).start(); |
| |
| result = ClusterStateVerifier.verifyByPolling( |
| new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName)); |
| Assert.assertTrue(result); |
| |
| // clean up |
| controller.syncStop(); |
| for (int i = 0; i < 5; i++) { |
| participants[i].syncStop(); |
| } |
| |
| deleteCluster(clusterName); |
| System.out.println("END testErrorPartition() at " + new Date(System.currentTimeMillis())); |
| } |
| } |