| /** |
| * 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.hbase.client; |
| |
| import static org.hamcrest.CoreMatchers.instanceOf; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.ExecutionException; |
| import java.util.stream.Collectors; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.hadoop.hbase.HRegionLocation; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.testclassification.ClientTests; |
| import org.apache.hadoop.hbase.testclassification.LargeTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.BeforeClass; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| @Category({ LargeTests.class, ClientTests.class }) |
| public class TestAsyncAdminWithRegionReplicas extends TestAsyncAdminBase { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestAsyncAdminWithRegionReplicas.class); |
| |
| @BeforeClass |
| public static void setUpBeforeClass() throws Exception { |
| TestAsyncAdminBase.setUpBeforeClass(); |
| HBaseTestingUtility.setReplicas(TEST_UTIL.getAdmin(), TableName.META_TABLE_NAME, 3); |
| try (ConnectionRegistry registry = |
| ConnectionRegistryFactory.getRegistry(TEST_UTIL.getConfiguration())) { |
| RegionReplicaTestHelper.waitUntilAllMetaReplicasAreReady(TEST_UTIL, registry); |
| } |
| } |
| |
| private void testMoveNonDefaultReplica(TableName tableName) |
| throws InterruptedException, ExecutionException { |
| AsyncTableRegionLocator locator = ASYNC_CONN.getRegionLocator(tableName); |
| List<HRegionLocation> locs = locator.getAllRegionLocations().get(); |
| // try region name |
| admin.move(locs.get(1).getRegion().getRegionName()).get(); |
| assertNotEquals(locs.get(1).getServerName(), |
| locator.getRegionLocation(HConstants.EMPTY_START_ROW, 1, true).get()); |
| // try encoded region name |
| admin.move(locs.get(2).getRegion().getEncodedNameAsBytes()).get(); |
| assertNotEquals(locs.get(2).getServerName(), |
| locator.getRegionLocation(HConstants.EMPTY_START_ROW, 2, true).get()); |
| } |
| |
| @Test |
| public void testMoveNonDefaultReplica() |
| throws InterruptedException, ExecutionException, IOException { |
| createTableWithDefaultConf(tableName, 3); |
| testMoveNonDefaultReplica(tableName); |
| testMoveNonDefaultReplica(TableName.META_TABLE_NAME); |
| } |
| |
| @Test |
| public void testSplitNonDefaultReplica() |
| throws InterruptedException, ExecutionException, IOException { |
| createTableWithDefaultConf(tableName, 3); |
| List<HRegionLocation> locs = |
| ASYNC_CONN.getRegionLocator(tableName).getAllRegionLocations().get(); |
| try { |
| admin.splitRegion(locs.get(1).getRegion().getRegionName()).get(); |
| } catch (ExecutionException e) { |
| assertThat(e.getCause(), instanceOf(IllegalArgumentException.class)); |
| } |
| try { |
| admin.splitRegion(locs.get(2).getRegion().getEncodedNameAsBytes()).get(); |
| } catch (ExecutionException e) { |
| assertThat(e.getCause(), instanceOf(IllegalArgumentException.class)); |
| } |
| } |
| |
| @Test |
| public void testMergeNonDefaultReplicas() |
| throws InterruptedException, ExecutionException, IOException { |
| byte[][] splitRows = new byte[][] { Bytes.toBytes(0) }; |
| createTableWithDefaultConf(tableName, 3, splitRows); |
| List<HRegionLocation> locs = |
| ASYNC_CONN.getRegionLocator(tableName).getAllRegionLocations().get(); |
| assertEquals(6, locs.size()); |
| Map<Integer, List<RegionInfo>> replicaId2RegionInfo = locs.stream() |
| .map(HRegionLocation::getRegion).collect(Collectors.groupingBy(RegionInfo::getReplicaId)); |
| List<RegionInfo> replicaOnes = replicaId2RegionInfo.get(1); |
| try { |
| admin |
| .mergeRegions(replicaOnes.get(0).getRegionName(), replicaOnes.get(1).getRegionName(), false) |
| .get(); |
| } catch (ExecutionException e) { |
| assertThat(e.getCause(), instanceOf(IllegalArgumentException.class)); |
| } |
| List<RegionInfo> replicaTwos = replicaId2RegionInfo.get(2); |
| try { |
| admin |
| .mergeRegions(replicaTwos.get(0).getRegionName(), replicaTwos.get(1).getRegionName(), false) |
| .get(); |
| } catch (ExecutionException e) { |
| assertThat(e.getCause(), instanceOf(IllegalArgumentException.class)); |
| } |
| } |
| |
| @Test |
| public void testCloneTableSchema() throws IOException, InterruptedException, ExecutionException { |
| createTableWithDefaultConf(tableName, 3); |
| admin.cloneTableSchema(tableName, TableName.valueOf(tableName.getNameAsString() + "_new"), true) |
| .get(); |
| } |
| |
| @Test |
| public void testGetTableRegions() throws InterruptedException, ExecutionException, IOException { |
| List<RegionInfo> metaRegions = admin.getRegions(TableName.META_TABLE_NAME).get(); |
| assertEquals(3, metaRegions.size()); |
| for (int i = 0; i < 3; i++) { |
| RegionInfo metaRegion = metaRegions.get(i); |
| assertEquals(TableName.META_TABLE_NAME, metaRegion.getTable()); |
| assertEquals(i, metaRegion.getReplicaId()); |
| } |
| createTableWithDefaultConf(tableName, 3); |
| List<RegionInfo> regions = admin.getRegions(tableName).get(); |
| assertEquals(3, metaRegions.size()); |
| for (int i = 0; i < 3; i++) { |
| RegionInfo region = regions.get(i); |
| assertEquals(tableName, region.getTable()); |
| assertEquals(i, region.getReplicaId()); |
| } |
| } |
| } |