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.snapshot;
019
020import org.apache.hadoop.conf.Configuration;
021import org.apache.hadoop.fs.FileSystem;
022import org.apache.hadoop.fs.Path;
023import org.junit.jupiter.api.TestTemplate;
024
025public class ExportSnapshotRetryTestBase extends ExportSnapshotTestBase {
026
027  protected ExportSnapshotRetryTestBase(boolean mob) {
028    super(mob);
029  }
030
031  /**
032   * Check that ExportSnapshot will succeed if something fails but the retry succeed.
033   */
034  @TestTemplate
035  public void testExportRetry() throws Exception {
036    Path copyDir = TestExportSnapshotMisc.getLocalDestinationDir(TEST_UTIL);
037    Configuration conf = new Configuration(TEST_UTIL.getConfiguration());
038    conf.setBoolean(ExportSnapshot.Testing.CONF_TEST_FAILURE, true);
039    conf.setInt(ExportSnapshot.Testing.CONF_TEST_FAILURE_COUNT, 2);
040    conf.setInt("mapreduce.map.maxattempts", 3);
041    testExportFileSystemState(conf, tableName, snapshotName, snapshotName, tableNumFiles,
042      TEST_UTIL.getDefaultRootDirPath(), copyDir, true, false, getBypassRegionPredicate(), true,
043      false);
044  }
045
046  /**
047   * Check that ExportSnapshot will fail if we inject failure more times than MR will retry.
048   */
049  @TestTemplate
050  public void testExportFailure() throws Exception {
051    Path copyDir = TestExportSnapshotMisc.getLocalDestinationDir(TEST_UTIL);
052    FileSystem fs = FileSystem.get(copyDir.toUri(), new Configuration());
053    copyDir = copyDir.makeQualified(fs.getUri(), fs.getWorkingDirectory());
054    Configuration conf = new Configuration(TEST_UTIL.getConfiguration());
055    conf.setBoolean(ExportSnapshot.Testing.CONF_TEST_FAILURE, true);
056    conf.setInt(ExportSnapshot.Testing.CONF_TEST_FAILURE_COUNT, 4);
057    conf.setInt("mapreduce.map.maxattempts", 3);
058    testExportFileSystemState(conf, tableName, snapshotName, snapshotName, tableNumFiles,
059      TEST_UTIL.getDefaultRootDirPath(), copyDir, true, false, getBypassRegionPredicate(), false,
060      false);
061  }
062}