Package org.apache.hadoop.hbase.util.hbck

Source Code of org.apache.hadoop.hbase.util.hbck.HbckTestingUtil

/**
* 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.util.hbck;

import static org.junit.Assert.assertEquals;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.ScheduledThreadPoolExecutor;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.util.HBaseFsck;
import org.apache.hadoop.hbase.util.HBaseFsck.ErrorReporter.ERROR_CODE;

public class HbckTestingUtil {
  public static HBaseFsck doFsck(
      Configuration conf, boolean fix) throws Exception {
    return doFsck(conf, fix, null);
  }

  public static HBaseFsck doFsck(
      Configuration conf, boolean fix, String table) throws Exception {
    return doFsck(conf, fix, fix, fix, fix,fix, fix, fix, table);
  }

  public static HBaseFsck doFsck(Configuration conf, boolean fixAssignments,
      boolean fixMeta, boolean fixHdfsHoles, boolean fixHdfsOverlaps,
      boolean fixHdfsOrphans, boolean fixTableOrphans, boolean fixVersionFile,
      String table) throws Exception {
    HBaseFsck fsck = new HBaseFsck(conf);
    fsck.connect();
    fsck.setDisplayFullReport(); // i.e. -details
    fsck.setTimeLag(0);
    fsck.setFixAssignments(fixAssignments);
    fsck.setFixMeta(fixMeta);
    fsck.setFixHdfsHoles(fixHdfsHoles);
    fsck.setFixHdfsOverlaps(fixHdfsOverlaps);
    fsck.setFixHdfsOrphans(fixHdfsOrphans);
    fsck.setFixTableOrphans(fixTableOrphans);
    fsck.setFixVersionFile(fixVersionFile);
    if (table != null) {
      fsck.includeTable(table);
    }
    fsck.onlineHbck();
    return fsck;
  }

  /**
   * Runs hbck with the -sidelineCorruptHFiles option
   * @param conf
   * @param table table constraint
   * @return <returncode, hbckInstance>
   * @throws Exception
   */
  public static HBaseFsck doHFileQuarantine(Configuration conf, String table) throws Exception {
    String[] args = {"-sidelineCorruptHFiles", "-ignorePreCheckPermission", table};
    ExecutorService exec = new ScheduledThreadPoolExecutor(10);
    HBaseFsck hbck = new HBaseFsck(conf, exec);
    hbck.exec(exec, args);
    return hbck;
  }

  public static void assertNoErrors(HBaseFsck fsck) throws Exception {
    List<ERROR_CODE> errs = fsck.getErrors().getErrorList();
    assertEquals(new ArrayList<ERROR_CODE>(), errs);
  }

  public static void assertErrors(HBaseFsck fsck, ERROR_CODE[] expectedErrors) {
    List<ERROR_CODE> errs = fsck.getErrors().getErrorList();
    assertEquals(Arrays.asList(expectedErrors), errs);
  }
}
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