Package org.apache.hadoop.hbase.master

Examples of org.apache.hadoop.hbase.master.MasterFileSystem

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   *  -  [if something fail here: you need to run hbck to fix META entries]
   * The passed in list gets changed in this method
   */
  @Override
  protected void handleTableOperation(List<HRegionInfo> hris) throws IOException {
    MasterFileSystem fileSystemManager = masterServices.getMasterFileSystem();
    CatalogTracker catalogTracker = masterServices.getCatalogTracker();
    FileSystem fs = fileSystemManager.getFileSystem();
    Path rootDir = fileSystemManager.getRootDir();
    byte[] tableName = hTableDescriptor.getName();
    Path tableDir = HTableDescriptor.getTableDir(rootDir, tableName);

    try {
      // 1. Update descriptor
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  private void waitCleanerRun() throws InterruptedException {
    TEST_UTIL.getMiniHBaseCluster().getMaster().getHFileCleaner().choreForTesting();
  }

  private Set<String> getFamiliesFromFS(final byte[] tableName) throws IOException {
    MasterFileSystem mfs = TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterFileSystem();
    Set<String> families = new HashSet<String>();
    Path tableDir = HTableDescriptor.getTableDir(mfs.getRootDir(), tableName);
    for (Path regionDir: FSUtils.getRegionDirs(mfs.getFileSystem(), tableDir)) {
      for (Path familyDir: FSUtils.getFamilyDirs(mfs.getFileSystem(), regionDir)) {
        families.add(familyDir.getName());
      }
    }
    return families;
  }
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   * @return array of the corrupted HFiles
   * @throws IOException on unexecpted error reading the FS
   */
  public static ArrayList corruptSnapshot(final HBaseTestingUtility util, final String snapshotName)
      throws IOException {
    final MasterFileSystem mfs = util.getHBaseCluster().getMaster().getMasterFileSystem();
    final FileSystem fs = mfs.getFileSystem();

    Path snapshotDir = SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshotName,
                                                                        mfs.getRootDir());
    SnapshotDescription snapshotDesc = SnapshotDescriptionUtils.readSnapshotInfo(fs, snapshotDir);
    final String table = snapshotDesc.getTable();

    final ArrayList corruptedFiles = new ArrayList();
    SnapshotReferenceUtil.visitTableStoreFiles(fs, snapshotDir, new FSVisitor.StoreFileVisitor() {
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  }

  public static void deleteArchiveDirectory(final HBaseTestingUtility util)
      throws IOException {
    // Ensure the archiver to be empty
    MasterFileSystem mfs = util.getMiniHBaseCluster().getMaster().getMasterFileSystem();
    Path archiveDir = new Path(mfs.getRootDir(), HConstants.HFILE_ARCHIVE_DIRECTORY);
    mfs.getFileSystem().delete(archiveDir, true);
  }
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  // ==========================================================================
  //  Helpers
  // ==========================================================================
  private void logFSTree() throws IOException {
    MasterFileSystem mfs = UTIL.getMiniHBaseCluster().getMaster().getMasterFileSystem();
    FSUtils.logFileSystemState(mfs.getFileSystem(), mfs.getRootDir(), LOG);
  }
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    LOG.debug("Deleting regions from META");
    MetaEditor.deleteRegions(this.server.getCatalogTracker(), regions);

    // 3. Move the table in /hbase/.tmp
    LOG.debug("Moving table directory to a temp directory");
    MasterFileSystem mfs = this.masterServices.getMasterFileSystem();
    Path tempTableDir = mfs.moveTableToTemp(tableName);

    try {
      // 4. Delete regions from FS (temp directory)
      FileSystem fs = mfs.getFileSystem();
      for (HRegionInfo hri: regions) {
        LOG.debug("Archiving region " + hri.getRegionNameAsString() + " from FS");
        HFileArchiver.archiveRegion(fs, mfs.getRootDir(),
            tempTableDir, new Path(tempTableDir, hri.getEncodedName()));
      }

      // 5. Delete table from FS (temp directory)
      if (!HBaseFileSystem.deleteDirFromFileSystem(fs, tempTableDir)) {
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    this.familyName = hasColumnFamily(htd, familyName);
  }

  @Override
  protected void handleTableOperation(List<HRegionInfo> hris) throws IOException {
    MasterFileSystem mfs = this.masterServices.getMasterFileSystem();
    // Update table descriptor
    mfs.deleteColumn(tableName, familyName);
    // Remove the column family from the file system
    for (HRegionInfo hri : hris) {
      // Delete the family directory in FS for all the regions one by one
      mfs.deleteFamilyFromFS(hri, familyName);
    }
  }
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    // Verify descriptor from master
    HTableDescriptor htd = admin.getTableDescriptor(tableName);
    verifyTableDescriptor(htd, tableName, families);

    // Verify descriptor from HDFS
    MasterFileSystem mfs = TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterFileSystem();
    Path tableDir = HTableDescriptor.getTableDir(mfs.getRootDir(), tableName);
    htd = FSTableDescriptors.getTableDescriptor(mfs.getFileSystem(), tableDir);
    verifyTableDescriptor(htd, tableName, families);
  }
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    TEST_UTIL.deleteTable(tableName);
    admin.deleteSnapshot(snapshotName0);
    admin.deleteSnapshot(snapshotName1);

    // Ensure the archiver to be empty
    MasterFileSystem mfs = TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterFileSystem();
    mfs.getFileSystem().delete(
      new Path(mfs.getRootDir(), HConstants.HFILE_ARCHIVE_DIRECTORY), true);
  }
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    }
    table.flushCommits();
  }

  private void logFSTree() throws IOException {
    MasterFileSystem mfs = TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterFileSystem();
    FSUtils.logFileSystemState(mfs.getFileSystem(), mfs.getRootDir(), LOG);
  }
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Related Classes of org.apache.hadoop.hbase.master.MasterFileSystem

  • coprocessor.MasterObserverExample
  • org.apache.hadoop.fs.Path
  • org.apache.hadoop.hbase.client.TestCloneSnapshotFromClient
  • org.apache.hadoop.hbase.client.TestRestoreSnapshotFromClient
  • org.apache.hadoop.hbase.ClusterId
  • org.apache.hadoop.hbase.HRegionInfo
  • org.apache.hadoop.hbase.HTableDescriptor
  • org.apache.hadoop.hbase.index.coprocessor.master.TestIndexMasterObserver
  • org.apache.hadoop.hbase.master.handler.DeleteTableHandler
  • org.apache.hadoop.hbase.master.handler.ModifyTableHandler
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