hbase-backup/src/test/java/org/apache/hadoop/hbase/backup/TestIncrementalBackupWithFailures.java

   1 /*
   2  * Licensed to the Apache Software Foundation (ASF) under one
   3  * or more contributor license agreements.  See the NOTICE file
   4  * distributed with this work for additional information
   5  * regarding copyright ownership.  The ASF licenses this file
   6  * to you under the Apache License, Version 2.0 (the
   7  * "License"); you may not use this file except in compliance
   8  * with the License.  You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18 package org.apache.hadoop.hbase.backup;
  19
  20 import static org.junit.Assert.assertFalse;
  21 import static org.junit.Assert.assertTrue;
  22
  23 import java.util.ArrayList;
  24 import java.util.Collection;
  25 import java.util.List;
  26 import org.apache.hadoop.hbase.HBaseClassTestRule;
  27 import org.apache.hadoop.hbase.HBaseTestingUtility;
  28 import org.apache.hadoop.hbase.TableName;
  29 import org.apache.hadoop.hbase.backup.BackupInfo.BackupState;
  30 import org.apache.hadoop.hbase.backup.impl.BackupAdminImpl;
  31 import org.apache.hadoop.hbase.backup.impl.BackupSystemTable;
  32 import org.apache.hadoop.hbase.backup.impl.TableBackupClient;
  33 import org.apache.hadoop.hbase.backup.impl.TableBackupClient.Stage;
  34 import org.apache.hadoop.hbase.client.Admin;
  35 import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
  36 import org.apache.hadoop.hbase.client.Connection;
  37 import org.apache.hadoop.hbase.client.ConnectionFactory;
  38 import org.apache.hadoop.hbase.client.Put;
  39 import org.apache.hadoop.hbase.client.Table;
  40 import org.apache.hadoop.hbase.testclassification.LargeTests;
  41 import org.apache.hadoop.hbase.util.Bytes;
  42 import org.apache.hadoop.util.ToolRunner;
  43 import org.junit.Assert;
  44 import org.junit.ClassRule;
  45 import org.junit.Test;
  46 import org.junit.experimental.categories.Category;
  47 import org.junit.runner.RunWith;
  48 import org.junit.runners.Parameterized;
  49 import org.slf4j.Logger;
  50 import org.slf4j.LoggerFactory;
  51
  52 import org.apache.hbase.thirdparty.com.google.common.collect.Lists;
  53
  54 @Category(LargeTests.class)
  55 @RunWith(Parameterized.class)
  56 public class TestIncrementalBackupWithFailures extends TestBackupBase {
  57
  58   @ClassRule
  59   public static final HBaseClassTestRule CLASS_RULE =
  60       HBaseClassTestRule.forClass(TestIncrementalBackupWithFailures.class);
  61
  62   private static final Logger LOG =
  63       LoggerFactory.getLogger(TestIncrementalBackupWithFailures.class);
  64
  65   @Parameterized.Parameters
  66   public static Collection<Object[]> data() {
  67     provider = "multiwal";
  68     List<Object[]> params = new ArrayList<Object[]>();
  69     params.add(new Object[] { Boolean.TRUE });
  70     return params;
  71   }
  72
  73   public TestIncrementalBackupWithFailures(Boolean b) {
  74   }
  75
  76   // implement all test cases in 1 test since incremental backup/restore has dependencies
  77   @Test
  78   public void testIncBackupRestore() throws Exception {
  79
  80     int ADD_ROWS = 99;
  81     // #1 - create full backup for all tables
  82     LOG.info("create full backup image for all tables");
  83
  84     List<TableName> tables = Lists.newArrayList(table1, table2);
  85     final byte[] fam3Name = Bytes.toBytes("f3");
  86     table1Desc.setColumnFamily(
  87       new ColumnFamilyDescriptorBuilder.ModifyableColumnFamilyDescriptor(fam3Name));
  88     HBaseTestingUtility.modifyTableSync(TEST_UTIL.getAdmin(), table1Desc);
  89
  90     Connection conn = ConnectionFactory.createConnection(conf1);
  91     int NB_ROWS_FAM3 = 6;
  92     insertIntoTable(conn, table1, fam3Name, 3, NB_ROWS_FAM3).close();
  93
  94     Admin admin = conn.getAdmin();
  95     BackupAdminImpl client = new BackupAdminImpl(conn);
  96
  97     BackupRequest request = createBackupRequest(BackupType.FULL, tables, BACKUP_ROOT_DIR);
  98     String backupIdFull = client.backupTables(request);
  99
 100     assertTrue(checkSucceeded(backupIdFull));
 101
 102     // #2 - insert some data to table
 103     Table t1 = insertIntoTable(conn, table1, famName, 1, ADD_ROWS);
 104     LOG.debug("writing " + ADD_ROWS + " rows to " + table1);
 105
 106     Assert.assertEquals(TEST_UTIL.countRows(t1), NB_ROWS_IN_BATCH + ADD_ROWS + NB_ROWS_FAM3);
 107     t1.close();
 108     LOG.debug("written " + ADD_ROWS + " rows to " + table1);
 109
 110     Table t2 = conn.getTable(table2);
 111     Put p2;
 112     for (int i = 0; i < 5; i++) {
 113       p2 = new Put(Bytes.toBytes("row-t2" + i));
 114       p2.addColumn(famName, qualName, Bytes.toBytes("val" + i));
 115       t2.put(p2);
 116     }
 117
 118     Assert.assertEquals(TEST_UTIL.countRows(t2), NB_ROWS_IN_BATCH + 5);
 119     t2.close();
 120     LOG.debug("written " + 5 + " rows to " + table2);
 121
 122     // #3 - incremental backup for multiple tables
 123     incrementalBackupWithFailures();
 124
 125     admin.close();
 126     conn.close();
 127
 128   }
 129
 130
 131   private void incrementalBackupWithFailures() throws Exception {
 132     conf1.set(TableBackupClient.BACKUP_CLIENT_IMPL_CLASS,
 133       IncrementalTableBackupClientForTest.class.getName());
 134     int maxStage = Stage.values().length -1;
 135     // Fail stages between 0 and 4 inclusive
 136     for (int stage = 0; stage <= maxStage; stage++) {
 137       LOG.info("Running stage " + stage);
 138       runBackupAndFailAtStage(stage);
 139     }
 140   }
 141
 142   private void runBackupAndFailAtStage(int stage) throws Exception {
 143
 144     conf1.setInt(FullTableBackupClientForTest.BACKUP_TEST_MODE_STAGE, stage);
 145     try (BackupSystemTable table = new BackupSystemTable(TEST_UTIL.getConnection())) {
 146       int before = table.getBackupHistory().size();
 147       String[] args =
 148           new String[] { "create", "incremental", BACKUP_ROOT_DIR, "-t",
 149               table1.getNameAsString() + "," + table2.getNameAsString() };
 150       // Run backup
 151       int ret = ToolRunner.run(conf1, new BackupDriver(), args);
 152       assertFalse(ret == 0);
 153       List<BackupInfo> backups = table.getBackupHistory();
 154       int after = table.getBackupHistory().size();
 155
 156       assertTrue(after ==  before +1);
 157       for (BackupInfo data : backups) {
 158         if(data.getType() == BackupType.FULL) {
 159           assertTrue(data.getState() == BackupState.COMPLETE);
 160         } else {
 161           assertTrue(data.getState() == BackupState.FAILED);
 162         }
 163       }
 164     }
 165   }
 166
 167 }