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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#pragma once
#include <map>
#include <stdexcept>
#include <string>
#include <vector>
#include "rocksdb/advanced_options.h"
#include "rocksdb/options.h"
#include "rocksdb/status.h"
#include "rocksdb/table.h"
namespace ROCKSDB_NAMESPACE {
struct ColumnFamilyOptions;
struct ConfigOptions;
struct DBOptions;
struct ImmutableCFOptions;
struct ImmutableDBOptions;
struct MutableDBOptions;
struct MutableCFOptions;
struct Options;
std::vector<CompressionType> GetSupportedCompressions();
std::vector<CompressionType> GetSupportedDictCompressions();
std::vector<ChecksumType> GetSupportedChecksums();
inline bool IsSupportedChecksumType(ChecksumType type) {
// Avoid annoying compiler warning-as-error (-Werror=type-limits)
auto min = kNoChecksum;
auto max = kXXH3;
return type >= min && type <= max;
}
// Checks that the combination of DBOptions and ColumnFamilyOptions are valid
Status ValidateOptions(const DBOptions& db_opts,
const ColumnFamilyOptions& cf_opts);
DBOptions BuildDBOptions(const ImmutableDBOptions& immutable_db_options,
const MutableDBOptions& mutable_db_options);
ColumnFamilyOptions BuildColumnFamilyOptions(
const ColumnFamilyOptions& ioptions,
const MutableCFOptions& mutable_cf_options);
void UpdateColumnFamilyOptions(const ImmutableCFOptions& ioptions,
ColumnFamilyOptions* cf_opts);
void UpdateColumnFamilyOptions(const MutableCFOptions& moptions,
ColumnFamilyOptions* cf_opts);
#ifndef ROCKSDB_LITE
std::unique_ptr<Configurable> DBOptionsAsConfigurable(
const MutableDBOptions& opts);
std::unique_ptr<Configurable> DBOptionsAsConfigurable(
const DBOptions& opts,
const std::unordered_map<std::string, std::string>* opt_map = nullptr);
std::unique_ptr<Configurable> CFOptionsAsConfigurable(
const MutableCFOptions& opts);
std::unique_ptr<Configurable> CFOptionsAsConfigurable(
const ColumnFamilyOptions& opts,
const std::unordered_map<std::string, std::string>* opt_map = nullptr);
extern Status StringToMap(
const std::string& opts_str,
std::unordered_map<std::string, std::string>* opts_map);
#endif // !ROCKSDB_LITE
struct OptionsHelper {
static const std::string kCFOptionsName /*= "ColumnFamilyOptions"*/;
static const std::string kDBOptionsName /*= "DBOptions" */;
static std::map<CompactionStyle, std::string> compaction_style_to_string;
static std::map<CompactionPri, std::string> compaction_pri_to_string;
static std::map<CompactionStopStyle, std::string>
compaction_stop_style_to_string;
static std::map<Temperature, std::string> temperature_to_string;
static std::unordered_map<std::string, ChecksumType> checksum_type_string_map;
static std::unordered_map<std::string, CompressionType>
compression_type_string_map;
static std::unordered_map<std::string, PrepopulateBlobCache>
prepopulate_blob_cache_string_map;
#ifndef ROCKSDB_LITE
static std::unordered_map<std::string, CompactionStopStyle>
compaction_stop_style_string_map;
static std::unordered_map<std::string, EncodingType> encoding_type_string_map;
static std::unordered_map<std::string, CompactionStyle>
compaction_style_string_map;
static std::unordered_map<std::string, CompactionPri>
compaction_pri_string_map;
static std::unordered_map<std::string, Temperature> temperature_string_map;
#endif // !ROCKSDB_LITE
};
// Some aliasing
static auto& compaction_style_to_string =
OptionsHelper::compaction_style_to_string;
static auto& compaction_pri_to_string = OptionsHelper::compaction_pri_to_string;
static auto& compaction_stop_style_to_string =
OptionsHelper::compaction_stop_style_to_string;
static auto& temperature_to_string = OptionsHelper::temperature_to_string;
static auto& checksum_type_string_map = OptionsHelper::checksum_type_string_map;
#ifndef ROCKSDB_LITE
static auto& compaction_stop_style_string_map =
OptionsHelper::compaction_stop_style_string_map;
static auto& compression_type_string_map =
OptionsHelper::compression_type_string_map;
static auto& encoding_type_string_map = OptionsHelper::encoding_type_string_map;
static auto& compaction_style_string_map =
OptionsHelper::compaction_style_string_map;
static auto& compaction_pri_string_map =
OptionsHelper::compaction_pri_string_map;
static auto& temperature_string_map = OptionsHelper::temperature_string_map;
static auto& prepopulate_blob_cache_string_map =
OptionsHelper::prepopulate_blob_cache_string_map;
#endif // !ROCKSDB_LITE
} // namespace ROCKSDB_NAMESPACE
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