| /** |
| * 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.regionserver; |
| |
| import java.io.IOException; |
| import java.util.Random; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor; |
| import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder; |
| import org.apache.hadoop.hbase.client.Put; |
| import org.apache.hadoop.hbase.client.Result; |
| import org.apache.hadoop.hbase.client.ResultScanner; |
| import org.apache.hadoop.hbase.client.Scan; |
| import org.apache.hadoop.hbase.client.Table; |
| import org.apache.hadoop.hbase.client.TableDescriptor; |
| import org.apache.hadoop.hbase.client.TableDescriptorBuilder; |
| import org.apache.hadoop.hbase.mob.MobConstants; |
| import org.apache.hadoop.hbase.mob.MobUtils; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.apache.hadoop.hbase.util.CommonFSUtils; |
| import org.apache.hadoop.hbase.util.EnvironmentEdgeManager; |
| import org.apache.hadoop.hbase.util.HFileArchiveUtil; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.ClassRule; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.junit.rules.TestName; |
| |
| @Category(MediumTests.class) |
| public class TestDeleteMobTable { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestDeleteMobTable.class); |
| |
| private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility(); |
| private final static byte[] FAMILY = Bytes.toBytes("family"); |
| private final static byte[] QF = Bytes.toBytes("qualifier"); |
| private static Random random = new Random(); |
| |
| @Rule |
| public TestName name = new TestName(); |
| |
| @BeforeClass |
| public static void setUpBeforeClass() throws Exception { |
| TEST_UTIL.startMiniCluster(1); |
| } |
| |
| @AfterClass |
| public static void tearDownAfterClass() throws Exception { |
| TEST_UTIL.shutdownMiniCluster(); |
| } |
| |
| /** |
| * Generate the mob value. |
| * |
| * @param size |
| * the size of the value |
| * @return the mob value generated |
| */ |
| private static byte[] generateMobValue(int size) { |
| byte[] mobVal = new byte[size]; |
| random.nextBytes(mobVal); |
| return mobVal; |
| } |
| |
| private TableDescriptor createTableDescriptor(TableName tableName, boolean hasMob) { |
| ColumnFamilyDescriptorBuilder builder = ColumnFamilyDescriptorBuilder.newBuilder(FAMILY); |
| if (hasMob) { |
| builder.setMobEnabled(true); |
| builder.setMobThreshold(0); |
| } |
| return TableDescriptorBuilder.newBuilder(tableName).setColumnFamily(builder.build()).build(); |
| } |
| |
| private Table createTableWithOneFile(TableDescriptor tableDescriptor) throws IOException { |
| Table table = TEST_UTIL.createTable(tableDescriptor, null); |
| try { |
| // insert data |
| byte[] value = generateMobValue(10); |
| byte[] row = Bytes.toBytes("row"); |
| Put put = new Put(row); |
| put.addColumn(FAMILY, QF, EnvironmentEdgeManager.currentTime(), value); |
| table.put(put); |
| |
| // create an hfile |
| TEST_UTIL.getAdmin().flush(tableDescriptor.getTableName()); |
| } catch (IOException e) { |
| table.close(); |
| throw e; |
| } |
| return table; |
| } |
| |
| @Test |
| public void testDeleteMobTable() throws Exception { |
| final TableName tableName = TableName.valueOf(name.getMethodName()); |
| TableDescriptor tableDescriptor = createTableDescriptor(tableName, true); |
| ColumnFamilyDescriptor familyDescriptor = tableDescriptor.getColumnFamily(FAMILY); |
| |
| String fileName = null; |
| Table table = createTableWithOneFile(tableDescriptor); |
| try { |
| // the mob file exists |
| Assert.assertEquals(1, countMobFiles(tableName, familyDescriptor.getNameAsString())); |
| Assert.assertEquals(0, countArchiveMobFiles(tableName, familyDescriptor.getNameAsString())); |
| fileName = assertHasOneMobRow(table, tableName, familyDescriptor.getNameAsString()); |
| Assert.assertFalse(mobArchiveExist(tableName, familyDescriptor.getNameAsString(), fileName)); |
| Assert.assertTrue(mobTableDirExist(tableName)); |
| } finally { |
| table.close(); |
| TEST_UTIL.deleteTable(tableName); |
| } |
| |
| Assert.assertFalse(TEST_UTIL.getAdmin().tableExists(tableName)); |
| Assert.assertEquals(0, countMobFiles(tableName, familyDescriptor.getNameAsString())); |
| Assert.assertEquals(1, countArchiveMobFiles(tableName, familyDescriptor.getNameAsString())); |
| Assert.assertTrue(mobArchiveExist(tableName, familyDescriptor.getNameAsString(), fileName)); |
| Assert.assertFalse(mobTableDirExist(tableName)); |
| } |
| |
| @Test |
| public void testDeleteNonMobTable() throws Exception { |
| final TableName tableName = TableName.valueOf(name.getMethodName()); |
| TableDescriptor htd = createTableDescriptor(tableName, false); |
| ColumnFamilyDescriptor hcd = htd.getColumnFamily(FAMILY); |
| |
| Table table = createTableWithOneFile(htd); |
| try { |
| // the mob file doesn't exist |
| Assert.assertEquals(0, countMobFiles(tableName, hcd.getNameAsString())); |
| Assert.assertEquals(0, countArchiveMobFiles(tableName, hcd.getNameAsString())); |
| Assert.assertFalse(mobTableDirExist(tableName)); |
| } finally { |
| table.close(); |
| TEST_UTIL.deleteTable(tableName); |
| } |
| |
| Assert.assertFalse(TEST_UTIL.getAdmin().tableExists(tableName)); |
| Assert.assertEquals(0, countMobFiles(tableName, hcd.getNameAsString())); |
| Assert.assertEquals(0, countArchiveMobFiles(tableName, hcd.getNameAsString())); |
| Assert.assertFalse(mobTableDirExist(tableName)); |
| } |
| |
| @Test |
| public void testMobFamilyDelete() throws Exception { |
| final TableName tableName = TableName.valueOf(name.getMethodName()); |
| TableDescriptor tableDescriptor = createTableDescriptor(tableName, true); |
| ColumnFamilyDescriptor familyDescriptor = tableDescriptor.getColumnFamily(FAMILY); |
| tableDescriptor = TableDescriptorBuilder.newBuilder(tableDescriptor) |
| .setColumnFamily(ColumnFamilyDescriptorBuilder.of(Bytes.toBytes("family2"))).build(); |
| |
| Table table = createTableWithOneFile(tableDescriptor); |
| try { |
| // the mob file exists |
| Assert.assertEquals(1, countMobFiles(tableName, familyDescriptor.getNameAsString())); |
| Assert.assertEquals(0, countArchiveMobFiles(tableName, familyDescriptor.getNameAsString())); |
| String fileName = assertHasOneMobRow(table, tableName, familyDescriptor.getNameAsString()); |
| Assert.assertFalse(mobArchiveExist(tableName, familyDescriptor.getNameAsString(), fileName)); |
| Assert.assertTrue(mobTableDirExist(tableName)); |
| |
| TEST_UTIL.getAdmin().deleteColumnFamily(tableName, FAMILY); |
| |
| Assert.assertEquals(0, countMobFiles(tableName, familyDescriptor.getNameAsString())); |
| Assert.assertEquals(1, countArchiveMobFiles(tableName, familyDescriptor.getNameAsString())); |
| Assert.assertTrue(mobArchiveExist(tableName, familyDescriptor.getNameAsString(), fileName)); |
| Assert.assertFalse(mobColumnFamilyDirExist(tableName, familyDescriptor.getNameAsString())); |
| } finally { |
| table.close(); |
| TEST_UTIL.deleteTable(tableName); |
| } |
| } |
| |
| private int countMobFiles(TableName tn, String familyName) throws IOException { |
| FileSystem fs = TEST_UTIL.getTestFileSystem(); |
| Path mobFileDir = MobUtils.getMobFamilyPath(TEST_UTIL.getConfiguration(), tn, familyName); |
| if (fs.exists(mobFileDir)) { |
| return fs.listStatus(mobFileDir).length; |
| } |
| return 0; |
| } |
| |
| private int countArchiveMobFiles(TableName tn, String familyName) |
| throws IOException { |
| FileSystem fs = TEST_UTIL.getTestFileSystem(); |
| Path storePath = HFileArchiveUtil.getStoreArchivePath(TEST_UTIL.getConfiguration(), tn, |
| MobUtils.getMobRegionInfo(tn).getEncodedName(), familyName); |
| if (fs.exists(storePath)) { |
| return fs.listStatus(storePath).length; |
| } |
| return 0; |
| } |
| |
| private boolean mobTableDirExist(TableName tn) throws IOException { |
| FileSystem fs = TEST_UTIL.getTestFileSystem(); |
| Path tableDir = |
| CommonFSUtils.getTableDir(MobUtils.getMobHome(TEST_UTIL.getConfiguration()), tn); |
| return fs.exists(tableDir); |
| } |
| |
| private boolean mobColumnFamilyDirExist(TableName tn, String familyName) throws IOException { |
| FileSystem fs = TEST_UTIL.getTestFileSystem(); |
| Path mobFamilyDir = MobUtils.getMobFamilyPath(TEST_UTIL.getConfiguration(), tn, familyName); |
| return fs.exists(mobFamilyDir); |
| } |
| |
| private boolean mobArchiveExist(TableName tn, String familyName, String fileName) |
| throws IOException { |
| FileSystem fs = TEST_UTIL.getTestFileSystem(); |
| Path storePath = HFileArchiveUtil.getStoreArchivePath(TEST_UTIL.getConfiguration(), tn, |
| MobUtils.getMobRegionInfo(tn).getEncodedName(), familyName); |
| return fs.exists(new Path(storePath, fileName)); |
| } |
| |
| private String assertHasOneMobRow(Table table, TableName tn, String familyName) |
| throws IOException { |
| Scan scan = new Scan(); |
| scan.setAttribute(MobConstants.MOB_SCAN_RAW, Bytes.toBytes(Boolean.TRUE)); |
| ResultScanner rs = table.getScanner(scan); |
| Result r = rs.next(); |
| Assert.assertNotNull(r); |
| String fileName = MobUtils.getMobFileName(r.getColumnLatestCell(FAMILY, QF)); |
| Path filePath = new Path( |
| MobUtils.getMobFamilyPath(TEST_UTIL.getConfiguration(), tn, familyName), fileName); |
| FileSystem fs = TEST_UTIL.getTestFileSystem(); |
| Assert.assertTrue(fs.exists(filePath)); |
| r = rs.next(); |
| Assert.assertNull(r); |
| return fileName; |
| } |
| } |