90 lines
3.4 KiB
C++
90 lines
3.4 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#define USING_LOG_PREFIX STORAGE
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#include "ob_pg_all_meta_checkpoint_reader.h"
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#include "storage/ob_partition_service.h"
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using namespace oceanbase::common;
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using namespace oceanbase::blocksstable;
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using namespace oceanbase::storage;
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ObPGAllMetaCheckpointReader::ObPGAllMetaCheckpointReader() : is_inited_(false), macro_meta_reader_(), pg_meta_reader_()
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{}
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int ObPGAllMetaCheckpointReader::init(const blocksstable::MacroBlockId& macro_entry_block,
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const blocksstable::MacroBlockId& pg_entry_block, ObStorageFileHandle& file_handle,
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ObPartitionMetaRedoModule& pg_mgr, ObMacroMetaReplayMap* replay_map)
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(is_inited_)) {
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ret = OB_INIT_TWICE;
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LOG_WARN("ObPGAllMetaCheckpointReader has already been inited", K(ret));
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} else if (OB_UNLIKELY(!macro_entry_block.is_valid() || !pg_entry_block.is_valid() || !file_handle.is_valid() ||
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nullptr == replay_map)) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid arguments", K(ret), K(macro_entry_block), K(pg_entry_block), K(file_handle), KP(replay_map));
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} else if (OB_FAIL(macro_meta_reader_.init(macro_entry_block, file_handle, replay_map))) {
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LOG_WARN("fail to init macro meta reader", K(ret));
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} else if (OB_FAIL(pg_meta_reader_.init(pg_entry_block, file_handle, pg_mgr))) {
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LOG_WARN("fail to init pg meta reader", K(ret));
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} else {
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is_inited_ = true;
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}
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return ret;
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}
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int ObPGAllMetaCheckpointReader::read_checkpoint()
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(!is_inited_)) {
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ret = OB_NOT_INIT;
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LOG_WARN("ObPGAllMetaCheckpointReader has not been inited", K(ret));
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} else if (OB_FAIL(macro_meta_reader_.read_checkpoint())) {
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LOG_WARN("fail to read checkpoint", K(ret));
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} else if (OB_FAIL(pg_meta_reader_.read_checkpoint())) {
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LOG_WARN("fail to read checkpoint", K(ret));
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}
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return ret;
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}
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void ObPGAllMetaCheckpointReader::reset()
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{
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is_inited_ = false;
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macro_meta_reader_.reset();
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pg_meta_reader_.reset();
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}
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int ObPGAllMetaCheckpointReader::get_meta_block_list(ObIArray<MacroBlockId>& meta_block_list)
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(!is_inited_)) {
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ret = OB_NOT_INIT;
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LOG_WARN("ObPGAllMetaCheckpointReader has not been inited", K(ret));
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} else {
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ObIArray<MacroBlockId>& macro_meta_block_list = macro_meta_reader_.get_meta_block_list();
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ObIArray<MacroBlockId>& pg_meta_block_list = pg_meta_reader_.get_meta_block_list();
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for (int64_t i = 0; OB_SUCC(ret) && i < macro_meta_block_list.count(); ++i) {
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if (OB_FAIL(meta_block_list.push_back(macro_meta_block_list.at(i)))) {
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LOG_WARN("fail to push back meta block list", K(ret));
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}
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}
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for (int64_t i = 0; OB_SUCC(ret) && i < pg_meta_block_list.count(); ++i) {
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if (OB_FAIL(meta_block_list.push_back(pg_meta_block_list.at(i)))) {
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LOG_WARN("fail to push back meta block list", K(ret));
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}
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}
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}
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return ret;
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}
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