001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.backup;
019
020import static org.junit.Assert.assertEquals;
021import static org.junit.Assert.assertTrue;
022
023import java.util.List;
024import org.apache.hadoop.hbase.HBaseClassTestRule;
025import org.apache.hadoop.hbase.TableName;
026import org.apache.hadoop.hbase.backup.util.BackupUtils;
027import org.apache.hadoop.hbase.client.Admin;
028import org.apache.hadoop.hbase.client.Delete;
029import org.apache.hadoop.hbase.client.Table;
030import org.apache.hadoop.hbase.testclassification.MediumTests;
031import org.apache.hadoop.hbase.util.Bytes;
032import org.junit.ClassRule;
033import org.junit.Test;
034import org.junit.experimental.categories.Category;
035import org.slf4j.Logger;
036import org.slf4j.LoggerFactory;
037
038import org.apache.hbase.thirdparty.com.google.common.collect.Lists;
039
040@Category(MediumTests.class)
041public class TestBackupDeleteRestore extends TestBackupBase {
042
043  @ClassRule
044  public static final HBaseClassTestRule CLASS_RULE =
045    HBaseClassTestRule.forClass(TestBackupDeleteRestore.class);
046
047  private static final Logger LOG = LoggerFactory.getLogger(TestBackupDeleteRestore.class);
048
049  /**
050   * Verify that load data- backup - delete some data - restore works as expected - deleted data get
051   * restored.
052   * @throws Exception if doing the backup or an operation on the tables fails
053   */
054  @Test
055  public void testBackupDeleteRestore() throws Exception {
056    LOG.info("test full restore on a single table empty table");
057
058    List<TableName> tables = Lists.newArrayList(table1);
059    String backupId = fullTableBackup(tables);
060    assertTrue(checkSucceeded(backupId));
061    LOG.info("backup complete");
062    int numRows = TEST_UTIL.countRows(table1);
063    Admin hba = TEST_UTIL.getAdmin();
064    // delete row
065    try (Table table = TEST_UTIL.getConnection().getTable(table1)) {
066      Delete delete = new Delete(Bytes.toBytes("row0"));
067      table.delete(delete);
068      hba.flush(table1);
069    }
070
071    TableName[] tableset = new TableName[] { table1 };
072    TableName[] tablemap = null;// new TableName[] { table1_restore };
073    BackupAdmin client = getBackupAdmin();
074    client.restore(
075      BackupUtils.createRestoreRequest(BACKUP_ROOT_DIR, backupId, false, tableset, tablemap, true));
076
077    int numRowsAfterRestore = TEST_UTIL.countRows(table1);
078    assertEquals(numRows, numRowsAfterRestore);
079    hba.close();
080  }
081}