| /* |
| * 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.hbase; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.util.CommonFSUtils; |
| import org.apache.hadoop.hbase.util.FSUtils; |
| import org.apache.hbase.hbck1.HBaseFsck; |
| import org.apache.hbase.hbck1.HFileCorruptionChecker; |
| |
| /** |
| * Checks and repairs for hbase filesystem. |
| */ |
| public class FileSystemFsck implements Closeable { |
| private final Configuration configuration; |
| private FileSystem fs; |
| private Path rootDir; |
| |
| FileSystemFsck(Configuration conf) throws IOException { |
| this.configuration = conf; |
| this.rootDir = CommonFSUtils.getRootDir(this.configuration); |
| this.fs = rootDir.getFileSystem(this.configuration); |
| |
| } |
| |
| @Override |
| public void close() { |
| // Nothing to do. |
| } |
| |
| int fsck(List<String> tables, boolean fix) throws IOException { |
| // Before we start make sure of the version file. |
| if (fix && !HBaseFsck.versionFileExists(this.fs, this.rootDir)) { |
| HBaseFsck.versionFileCreate(this.configuration, this.fs, this.rootDir); |
| } |
| // Iterate over list of tablenames or encoded region names passed. |
| try (HBaseFsck hbaseFsck = new HBaseFsck(this.configuration)) { |
| // Check hfiles. |
| HFileCorruptionChecker hfcc = hbaseFsck.createHFileCorruptionChecker(fix); |
| hbaseFsck.setHFileCorruptionChecker(hfcc); |
| Collection<Path> tableDirs = tables.isEmpty() |
| ? FSUtils.getTableDirs(this.fs, this.rootDir) |
| : tables.stream().map(t -> CommonFSUtils.getTableDir(this.rootDir, TableName.valueOf(t))) |
| .collect(Collectors.toList()); |
| hfcc.checkTables(tableDirs); |
| hfcc.report(hbaseFsck.getErrors()); |
| // Now check links. |
| hbaseFsck.setFixReferenceFiles(fix); |
| hbaseFsck.setFixHFileLinks(fix); |
| hbaseFsck.setCheckHdfs(true); |
| /* |
| * The below are too radical for hbck2. They are filesystem changes only. Need to connect them |
| * to hbase:meta and master; master should repair holes and overlaps and adopt regions. |
| * hbaseFsck.setFixHdfsOrphans(fix); hbaseFsck.setFixHdfsHoles(fix); |
| * hbaseFsck.setFixHdfsOverlaps(fix); hbaseFsck.setFixTableOrphans(fix); |
| */ |
| hbaseFsck.offlineHbck(); |
| } catch (ClassNotFoundException | InterruptedException e) { |
| throw new IOException(e); |
| } |
| return 0; |
| } |
| } |