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rocksdb/util/options_helper.h

289 lines
12 KiB

// Copyright (c) 2014, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
#pragma once
#include <string>
#include <stdexcept>
#include "rocksdb/options.h"
#include "rocksdb/status.h"
#include "util/mutable_cf_options.h"
namespace rocksdb {
Status GetMutableOptionsFromStrings(
const MutableCFOptions& base_options,
const std::unordered_map<std::string, std::string>& options_map,
MutableCFOptions* new_options);
enum class OptionType {
kBoolean,
kInt,
kUInt,
kUInt32T,
kUInt64T,
kSizeT,
kString,
kDouble,
kCompactionStyle,
kUnknown
};
// A struct for storing constant option information such as option name,
// option type, and offset.
struct OptionTypeInfo {
int offset;
OptionType type;
};
static std::unordered_map<std::string, OptionTypeInfo> db_options_type_info = {
/*
// not yet supported
AccessHint access_hint_on_compaction_start;
Env* env;
InfoLogLevel info_log_level;
WALRecoveryMode wal_recovery_mode;
std::shared_ptr<Cache> row_cache;
std::shared_ptr<DeleteScheduler> delete_scheduler;
std::shared_ptr<Logger> info_log;
std::shared_ptr<RateLimiter> rate_limiter;
std::shared_ptr<Statistics> statistics;
std::vector<DbPath> db_paths;
std::vector<std::shared_ptr<EventListener>> listeners;
*/
{"advise_random_on_open",
{offsetof(struct DBOptions, advise_random_on_open), OptionType::kBoolean}},
{"allow_mmap_reads",
{offsetof(struct DBOptions, allow_mmap_reads), OptionType::kBoolean}},
{"allow_mmap_writes",
{offsetof(struct DBOptions, allow_mmap_writes), OptionType::kBoolean}},
{"allow_os_buffer",
{offsetof(struct DBOptions, allow_os_buffer), OptionType::kBoolean}},
{"create_if_missing",
{offsetof(struct DBOptions, create_if_missing), OptionType::kBoolean}},
{"create_missing_column_families",
{offsetof(struct DBOptions, create_missing_column_families),
OptionType::kBoolean}},
{"disableDataSync",
{offsetof(struct DBOptions, disableDataSync), OptionType::kBoolean}},
{"disable_data_sync", // for compatibility
{offsetof(struct DBOptions, disableDataSync), OptionType::kBoolean}},
{"enable_thread_tracking",
{offsetof(struct DBOptions, enable_thread_tracking),
OptionType::kBoolean}},
{"error_if_exists",
{offsetof(struct DBOptions, error_if_exists), OptionType::kBoolean}},
{"is_fd_close_on_exec",
{offsetof(struct DBOptions, is_fd_close_on_exec), OptionType::kBoolean}},
{"paranoid_checks",
{offsetof(struct DBOptions, paranoid_checks), OptionType::kBoolean}},
{"skip_log_error_on_recovery",
{offsetof(struct DBOptions, skip_log_error_on_recovery),
OptionType::kBoolean}},
{"skip_stats_update_on_db_open",
{offsetof(struct DBOptions, skip_stats_update_on_db_open),
OptionType::kBoolean}},
{"new_table_reader_for_compaction_inputs",
{offsetof(struct DBOptions, new_table_reader_for_compaction_inputs),
OptionType::kBoolean}},
{"compaction_readahead_size",
{offsetof(struct DBOptions, compaction_readahead_size),
OptionType::kSizeT}},
{"use_adaptive_mutex",
{offsetof(struct DBOptions, use_adaptive_mutex), OptionType::kBoolean}},
{"use_fsync",
{offsetof(struct DBOptions, use_fsync), OptionType::kBoolean}},
{"max_background_compactions",
{offsetof(struct DBOptions, max_background_compactions),
OptionType::kInt}},
{"max_background_flushes",
{offsetof(struct DBOptions, max_background_flushes), OptionType::kInt}},
{"max_file_opening_threads",
{offsetof(struct DBOptions, max_file_opening_threads), OptionType::kInt}},
{"max_open_files",
{offsetof(struct DBOptions, max_open_files), OptionType::kInt}},
{"table_cache_numshardbits",
{offsetof(struct DBOptions, table_cache_numshardbits), OptionType::kInt}},
{"db_write_buffer_size",
{offsetof(struct DBOptions, db_write_buffer_size), OptionType::kSizeT}},
{"keep_log_file_num",
{offsetof(struct DBOptions, keep_log_file_num), OptionType::kSizeT}},
{"log_file_time_to_roll",
{offsetof(struct DBOptions, log_file_time_to_roll), OptionType::kSizeT}},
{"manifest_preallocation_size",
{offsetof(struct DBOptions, manifest_preallocation_size),
OptionType::kSizeT}},
{"max_log_file_size",
{offsetof(struct DBOptions, max_log_file_size), OptionType::kSizeT}},
{"db_log_dir",
{offsetof(struct DBOptions, db_log_dir), OptionType::kString}},
{"wal_dir", {offsetof(struct DBOptions, wal_dir), OptionType::kString}},
{"max_subcompactions",
{offsetof(struct DBOptions, max_subcompactions), OptionType::kUInt32T}},
{"WAL_size_limit_MB",
{offsetof(struct DBOptions, WAL_size_limit_MB), OptionType::kUInt64T}},
{"WAL_ttl_seconds",
{offsetof(struct DBOptions, WAL_ttl_seconds), OptionType::kUInt64T}},
{"bytes_per_sync",
{offsetof(struct DBOptions, bytes_per_sync), OptionType::kUInt64T}},
{"delayed_write_rate",
{offsetof(struct DBOptions, delayed_write_rate), OptionType::kUInt64T}},
{"delete_obsolete_files_period_micros",
{offsetof(struct DBOptions, delete_obsolete_files_period_micros),
OptionType::kUInt64T}},
{"max_manifest_file_size",
{offsetof(struct DBOptions, max_manifest_file_size),
OptionType::kUInt64T}},
{"max_total_wal_size",
{offsetof(struct DBOptions, max_total_wal_size), OptionType::kUInt64T}},
{"wal_bytes_per_sync",
{offsetof(struct DBOptions, wal_bytes_per_sync), OptionType::kUInt64T}},
{"stats_dump_period_sec",
{offsetof(struct DBOptions, stats_dump_period_sec), OptionType::kUInt}}};
static std::unordered_map<std::string, OptionTypeInfo> cf_options_type_info = {
/* not yet supported
CompactionOptionsFIFO compaction_options_fifo;
CompactionOptionsUniversal compaction_options_universal;
CompressionOptions compression_opts;
CompressionType compression;
TablePropertiesCollectorFactories table_properties_collector_factories;
typedef std::vector<std::shared_ptr<TablePropertiesCollectorFactory>>
TablePropertiesCollectorFactories;
UpdateStatus (*inplace_callback)(char* existing_value,
uint34_t* existing_value_size,
Slice delta_value,
std::string* merged_value);
const CompactionFilter* compaction_filter;
const Comparator* comparator;
std::shared_ptr<CompactionFilterFactory> compaction_filter_factory;
std::shared_ptr<MemTableRepFactory> memtable_factory;
std::shared_ptr<MergeOperator> merge_operator;
std::shared_ptr<TableFactory> table_factory;
std::shared_ptr<const SliceTransform> prefix_extractor;
std::vector<CompressionType> compression_per_level;
std::vector<int> max_bytes_for_level_multiplier_additional;
*/
{"compaction_measure_io_stats",
{offsetof(struct ColumnFamilyOptions, compaction_measure_io_stats),
OptionType::kBoolean}},
{"disable_auto_compactions",
{offsetof(struct ColumnFamilyOptions, disable_auto_compactions),
OptionType::kBoolean}},
{"filter_deletes",
{offsetof(struct ColumnFamilyOptions, filter_deletes),
OptionType::kBoolean}},
{"inplace_update_support",
{offsetof(struct ColumnFamilyOptions, inplace_update_support),
OptionType::kBoolean}},
{"level_compaction_dynamic_level_bytes",
{offsetof(struct ColumnFamilyOptions,
level_compaction_dynamic_level_bytes),
OptionType::kBoolean}},
{"optimize_filters_for_hits",
{offsetof(struct ColumnFamilyOptions, optimize_filters_for_hits),
OptionType::kBoolean}},
{"paranoid_file_checks",
{offsetof(struct ColumnFamilyOptions, paranoid_file_checks),
OptionType::kBoolean}},
{"purge_redundant_kvs_while_flush",
{offsetof(struct ColumnFamilyOptions, purge_redundant_kvs_while_flush),
OptionType::kBoolean}},
{"verify_checksums_in_compaction",
{offsetof(struct ColumnFamilyOptions, verify_checksums_in_compaction),
OptionType::kBoolean}},
{"hard_pending_compaction_bytes_limit",
{offsetof(struct ColumnFamilyOptions, hard_pending_compaction_bytes_limit),
OptionType::kUInt64T}},
{"hard_rate_limit",
{offsetof(struct ColumnFamilyOptions, hard_rate_limit),
OptionType::kDouble}},
{"soft_rate_limit",
{offsetof(struct ColumnFamilyOptions, soft_rate_limit),
OptionType::kDouble}},
{"expanded_compaction_factor",
{offsetof(struct ColumnFamilyOptions, expanded_compaction_factor),
OptionType::kInt}},
{"level0_file_num_compaction_trigger",
{offsetof(struct ColumnFamilyOptions, level0_file_num_compaction_trigger),
OptionType::kInt}},
{"level0_slowdown_writes_trigger",
{offsetof(struct ColumnFamilyOptions, level0_slowdown_writes_trigger),
OptionType::kInt}},
{"level0_stop_writes_trigger",
{offsetof(struct ColumnFamilyOptions, level0_stop_writes_trigger),
OptionType::kInt}},
{"max_bytes_for_level_multiplier",
{offsetof(struct ColumnFamilyOptions, max_bytes_for_level_multiplier),
OptionType::kInt}},
{"max_grandparent_overlap_factor",
{offsetof(struct ColumnFamilyOptions, max_grandparent_overlap_factor),
OptionType::kInt}},
{"max_mem_compaction_level",
{offsetof(struct ColumnFamilyOptions, max_mem_compaction_level),
OptionType::kInt}},
{"max_write_buffer_number",
{offsetof(struct ColumnFamilyOptions, max_write_buffer_number),
OptionType::kInt}},
{"max_write_buffer_number_to_maintain",
{offsetof(struct ColumnFamilyOptions, max_write_buffer_number_to_maintain),
OptionType::kInt}},
{"min_write_buffer_number_to_merge",
{offsetof(struct ColumnFamilyOptions, min_write_buffer_number_to_merge),
OptionType::kInt}},
{"num_levels",
{offsetof(struct ColumnFamilyOptions, num_levels), OptionType::kInt}},
{"source_compaction_factor",
{offsetof(struct ColumnFamilyOptions, source_compaction_factor),
OptionType::kInt}},
{"target_file_size_multiplier",
{offsetof(struct ColumnFamilyOptions, target_file_size_multiplier),
OptionType::kInt}},
{"arena_block_size",
{offsetof(struct ColumnFamilyOptions, arena_block_size),
OptionType::kSizeT}},
{"inplace_update_num_locks",
{offsetof(struct ColumnFamilyOptions, inplace_update_num_locks),
OptionType::kSizeT}},
{"max_successive_merges",
{offsetof(struct ColumnFamilyOptions, max_successive_merges),
OptionType::kSizeT}},
{"memtable_prefix_bloom_huge_page_tlb_size",
{offsetof(struct ColumnFamilyOptions,
memtable_prefix_bloom_huge_page_tlb_size),
OptionType::kSizeT}},
{"write_buffer_size",
{offsetof(struct ColumnFamilyOptions, write_buffer_size),
OptionType::kSizeT}},
{"bloom_locality",
{offsetof(struct ColumnFamilyOptions, bloom_locality),
OptionType::kUInt32T}},
{"memtable_prefix_bloom_bits",
{offsetof(struct ColumnFamilyOptions, memtable_prefix_bloom_bits),
OptionType::kUInt32T}},
{"memtable_prefix_bloom_probes",
{offsetof(struct ColumnFamilyOptions, memtable_prefix_bloom_probes),
OptionType::kUInt32T}},
{"min_partial_merge_operands",
{offsetof(struct ColumnFamilyOptions, min_partial_merge_operands),
OptionType::kUInt32T}},
{"max_bytes_for_level_base",
{offsetof(struct ColumnFamilyOptions, max_bytes_for_level_base),
OptionType::kUInt64T}},
{"max_sequential_skip_in_iterations",
{offsetof(struct ColumnFamilyOptions, max_sequential_skip_in_iterations),
OptionType::kUInt64T}},
{"target_file_size_base",
{offsetof(struct ColumnFamilyOptions, target_file_size_base),
OptionType::kUInt64T}},
{"rate_limit_delay_max_milliseconds",
{offsetof(struct ColumnFamilyOptions, rate_limit_delay_max_milliseconds),
OptionType::kUInt}},
{"compaction_style",
{offsetof(struct ColumnFamilyOptions, compaction_style),
OptionType::kCompactionStyle}}};
} // namespace rocksdb