コード例 #1
0
TEST(ObMultiVersionTabletImage, test_query_min_max)
{
  FileInfoCache fic;
  ObMultiVersionTabletImage image(fic);

  fic.init(100);
  CharArena allocator;
  ObRange r1,r2,r3;
  create_range(allocator, r1, 1, ObBorderFlag::INCLUSIVE_START|ObBorderFlag::INCLUSIVE_END, "aoo", "foo");
  create_range(allocator, r2, 1, ObBorderFlag::INCLUSIVE_END, "foo", "mj");
  create_range(allocator, r3, 1, ObBorderFlag::INCLUSIVE_END, "mj", "oi");

  ObRange rall;
  ObBorderFlag flag; 
  flag.set_min_value();
  flag.set_max_value();
  create_range(allocator, rall, 1, flag.get_data(), "aoo", "zoo");

  int ret = 0;
  ObTablet* tablet = NULL;
  ObSSTableId id;
  id.sstable_file_id_ = 1;
  id.sstable_file_offset_ = 0;

  ret = image.alloc_tablet_object(rall, VERSION_1, tablet);
  ASSERT_EQ(0, ret);
  tablet->set_disk_no(1);
  ret = tablet->add_sstable_by_id(id);
  ASSERT_EQ(0, ret);
  ret = image.add_tablet(tablet, false, true);
  ASSERT_EQ(0, ret);

  image.dump();

  ret = image.acquire_tablet(r1, ObMultiVersionTabletImage::SCAN_FORWARD, 0, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(VERSION_1, tablet->get_data_version());
  image.release_tablet(tablet);

  ret = image.acquire_tablet(rall, ObMultiVersionTabletImage::SCAN_FORWARD, 0, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(VERSION_1, tablet->get_data_version());
  tablet->get_range().hex_dump();
  image.release_tablet(tablet);

  fic.destroy();
}
コード例 #2
0
int TabletManagerIniter::create_tablet(const ObNewRange& range,
                                       const ObSSTableId& sst_id, bool serving,
                                       bool add_sst_id,
                                       const int64_t version)
{
  int ret = OB_SUCCESS;
  UNUSED(serving);

  if (range.empty())
  {
    TBSYS_LOG(ERROR, "create_tablet error, input range is empty.");
    ret = OB_INVALID_ARGUMENT;
  }

  if (OB_SUCCESS == ret)
  {
    ObTablet* tablet = NULL;
    // find tablet if exist?
    ObMultiVersionTabletImage &image = tablet_mgr_.get_serving_tablet_image();
    ret = image.acquire_tablet(range, ObMultiVersionTabletImage::SCAN_FORWARD, version, tablet);
    if (OB_SUCCESS == ret)
    {
      TBSYS_LOG(ERROR, "tablet already exists! dump input and exist:");
      range.hex_dump(TBSYS_LOG_LEVEL_ERROR);
      tablet->get_range().hex_dump(TBSYS_LOG_LEVEL_ERROR);
      ret = OB_ERROR;
      tablet = NULL;
      image.release_tablet(tablet);
    }
    else
    {
      ret = image.alloc_tablet_object(range, version, tablet);
      if (OB_SUCCESS == ret && add_sst_id)
      {
        ret = tablet->add_sstable_by_id(sst_id);
      }
      if (OB_SUCCESS == ret)
      {
        tablet->set_disk_no(sst_id.sstable_file_id_ & DISK_NO_MASK);
        ret = image.add_tablet(tablet, true, true);
      }
    }
  }

  return ret;
}
コード例 #3
0
TEST(ObMultiVersionTabletImage, test_query)
{
  FileInfoCache fic;
  ObMultiVersionTabletImage image(fic);
  fic.init(100);

  CharArena allocator;
  ObRange r1,r2,r3;
  create_range(allocator, r1, 1, ObBorderFlag::INCLUSIVE_START|ObBorderFlag::INCLUSIVE_END, "aoo", "foo");
  create_range(allocator, r2, 1, ObBorderFlag::INCLUSIVE_END, "foo", "mj");
  create_range(allocator, r3, 1, ObBorderFlag::INCLUSIVE_END, "mj", "oi");

  int ret = read_all(image);
  ASSERT_EQ(0, ret);
  image.dump();


  ObTablet *tablet = NULL;
  ret = image.acquire_tablet(r2, ObMultiVersionTabletImage::SCAN_FORWARD, 0, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r2));
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(VERSION_2, tablet->get_data_version());

  ret = image.acquire_tablet(r1, ObMultiVersionTabletImage::SCAN_FORWARD, 0, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r1));
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(VERSION_1, tablet->get_data_version());

  ret = image.acquire_tablet(r1, ObMultiVersionTabletImage::SCAN_FORWARD, VERSION_1, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r1));
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(VERSION_1, tablet->get_data_version());

  ObRange query_whole_range;
  query_whole_range.table_id_ = 1;
  query_whole_range.border_flag_.set_min_value();
  query_whole_range.border_flag_.set_max_value();
  ret = image.acquire_tablet(query_whole_range,  ObMultiVersionTabletImage::SCAN_FORWARD, VERSION_1, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r1));
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(VERSION_1, tablet->get_data_version());

  ret = image.acquire_tablet_all_version(query_whole_range, ObMultiVersionTabletImage::SCAN_BACKWARD, 
      ObMultiVersionTabletImage::FROM_NEWEST_INDEX, VERSION_2, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r3));
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);

  ret = image.acquire_tablet(query_whole_range, ObMultiVersionTabletImage::SCAN_BACKWARD, VERSION_1, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r1));
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);

  ObRange r4;
  create_range(allocator, r4, 1, ObBorderFlag::INCLUSIVE_START|ObBorderFlag::INCLUSIVE_END, "foo", "koo");
  ret = image.acquire_tablet_all_version(r4, ObMultiVersionTabletImage::SCAN_FORWARD, 
      ObMultiVersionTabletImage::FROM_NEWEST_INDEX, 0, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r1));
  ASSERT_EQ(VERSION_2, tablet->get_data_version());
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);

  create_range(allocator, r4, 1, ObBorderFlag::INCLUSIVE_START|ObBorderFlag::INCLUSIVE_END, "foz", "noo");
  ret = image.acquire_tablet(r4,  ObMultiVersionTabletImage::SCAN_FORWARD,0, tablet);
  ASSERT_EQ(0, ret);
  ASSERT_EQ(true, tablet->get_range().equal(r2));
  ASSERT_EQ(VERSION_2, tablet->get_data_version());
  ret = image.release_tablet(tablet);
  ASSERT_EQ(0, ret);

  fic.destroy();
}