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 java.util.UUID;
021import org.apache.hadoop.conf.Configuration;
022import org.apache.hadoop.fs.FileSystem;
023import org.apache.hadoop.fs.Path;
024import org.apache.hadoop.hbase.HBaseTestingUtil;
025import org.apache.hadoop.hbase.master.snapshot.SnapshotManager;
026import org.apache.hadoop.hbase.mob.MobConstants;
027import org.apache.hadoop.hbase.security.HadoopSecurityEnabledUserProviderForTesting;
028import org.apache.hadoop.hbase.security.UserProvider;
029import org.apache.hadoop.hbase.security.access.PermissionStorage;
030import org.apache.hadoop.hbase.security.access.SecureTestUtil;
031
032final class ExportSnapshotTestHelpers {
033
034  private ExportSnapshotTestHelpers() {
035  }
036
037  private static void setUpBaseConf(Configuration conf) {
038    conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, true);
039    conf.setInt("hbase.regionserver.msginterval", 100);
040    // If a single node has enough failures (default 3), resource manager will blacklist it.
041    // With only 2 nodes and tests injecting faults, we don't want that.
042    conf.setInt("mapreduce.job.maxtaskfailures.per.tracker", 100);
043    conf.setInt(MobConstants.MOB_FILE_CACHE_SIZE_KEY, 0);
044  }
045
046  static void startCluster(HBaseTestingUtil util, boolean useTmpDir) throws Exception {
047    Configuration conf = util.getConfiguration();
048    setUpBaseConf(conf);
049    if (useTmpDir) {
050      FileSystem localFs = FileSystem.getLocal(conf);
051      Path tmpDir = util.getDataTestDir(UUID.randomUUID().toString())
052        .makeQualified(localFs.getUri(), localFs.getWorkingDirectory());
053      conf.set(SnapshotDescriptionUtils.SNAPSHOT_WORKING_DIR, tmpDir.toUri().toString());
054    }
055    util.startMiniCluster(1);
056    util.startMiniMapReduceCluster();
057  }
058
059  static void startSecureCluster(HBaseTestingUtil util) throws Exception {
060    setUpBaseConf(util.getConfiguration());
061    // Setup separate test-data directory for MR cluster and set corresponding configurations.
062    // Otherwise, different test classes running MR cluster can step on each other.
063    util.getDataTestDir();
064
065    // set the always on security provider
066    UserProvider.setUserProviderForTesting(util.getConfiguration(),
067      HadoopSecurityEnabledUserProviderForTesting.class);
068
069    // setup configuration
070    SecureTestUtil.enableSecurity(util.getConfiguration());
071
072    util.startMiniCluster(3);
073    util.startMiniMapReduceCluster();
074
075    // Wait for the ACL table to become available
076    util.waitTableEnabled(PermissionStorage.ACL_TABLE_NAME);
077  }
078
079}