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rocksdb/options/db_options.cc
Hui Xiao 390fc55ba1 Revert PR 12684 and 12556 (#12738) 
Summary:
**Context/Summary:** a better API design is decided lately so we decided to revert these two changes.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/12738

Test Plan: - CI

Reviewed By: ajkr

Differential Revision: D58162165

Pulled By: hx235

fbshipit-source-id: 9bbe4d2fe9fbe39213f4cf137a2d419e6ffb8e16
2024-06-06 11:46:16 -07:00

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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).
#include "options/db_options.h"
#include <cinttypes>
#include "logging/logging.h"
#include "options/configurable_helper.h"
#include "options/options_helper.h"
#include "options/options_parser.h"
#include "port/port.h"
#include "rocksdb/advanced_cache.h"
#include "rocksdb/configurable.h"
#include "rocksdb/env.h"
#include "rocksdb/file_system.h"
#include "rocksdb/listener.h"
#include "rocksdb/rate_limiter.h"
#include "rocksdb/sst_file_manager.h"
#include "rocksdb/statistics.h"
#include "rocksdb/system_clock.h"
#include "rocksdb/utilities/options_type.h"
#include "rocksdb/wal_filter.h"
#include "util/string_util.h"
namespace ROCKSDB_NAMESPACE {
static std::unordered_map<std::string, WALRecoveryMode>
wal_recovery_mode_string_map = {
{"kTolerateCorruptedTailRecords",
WALRecoveryMode::kTolerateCorruptedTailRecords},
{"kAbsoluteConsistency", WALRecoveryMode::kAbsoluteConsistency},
{"kPointInTimeRecovery", WALRecoveryMode::kPointInTimeRecovery},
{"kSkipAnyCorruptedRecords",
WALRecoveryMode::kSkipAnyCorruptedRecords}};
static std::unordered_map<std::string, CacheTier> cache_tier_string_map = {
{"kVolatileTier", CacheTier::kVolatileTier},
{"kVolatileCompressedTier", CacheTier::kVolatileCompressedTier},
{"kNonVolatileBlockTier", CacheTier::kNonVolatileBlockTier}};
static std::unordered_map<std::string, InfoLogLevel> info_log_level_string_map =
{{"DEBUG_LEVEL", InfoLogLevel::DEBUG_LEVEL},
{"INFO_LEVEL", InfoLogLevel::INFO_LEVEL},
{"WARN_LEVEL", InfoLogLevel::WARN_LEVEL},
{"ERROR_LEVEL", InfoLogLevel::ERROR_LEVEL},
{"FATAL_LEVEL", InfoLogLevel::FATAL_LEVEL},
{"HEADER_LEVEL", InfoLogLevel::HEADER_LEVEL}};
static std::unordered_map<std::string, OptionTypeInfo>
db_mutable_options_type_info = {
{"allow_os_buffer",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kMutable}},
{"base_background_compactions",
{0, OptionType::kInt, OptionVerificationType::kDeprecated,
OptionTypeFlags::kMutable}},
{"max_background_jobs",
{offsetof(struct MutableDBOptions, max_background_jobs),
OptionType::kInt, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"max_background_compactions",
{offsetof(struct MutableDBOptions, max_background_compactions),
OptionType::kInt, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"max_subcompactions",
{offsetof(struct MutableDBOptions, max_subcompactions),
OptionType::kUInt32T, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"avoid_flush_during_shutdown",
{offsetof(struct MutableDBOptions, avoid_flush_during_shutdown),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"writable_file_max_buffer_size",
{offsetof(struct MutableDBOptions, writable_file_max_buffer_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"delayed_write_rate",
{offsetof(struct MutableDBOptions, delayed_write_rate),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"max_total_wal_size",
{offsetof(struct MutableDBOptions, max_total_wal_size),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"delete_obsolete_files_period_micros",
{offsetof(struct MutableDBOptions,
delete_obsolete_files_period_micros),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"stats_dump_period_sec",
{offsetof(struct MutableDBOptions, stats_dump_period_sec),
OptionType::kUInt, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"stats_persist_period_sec",
{offsetof(struct MutableDBOptions, stats_persist_period_sec),
OptionType::kUInt, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"stats_history_buffer_size",
{offsetof(struct MutableDBOptions, stats_history_buffer_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"max_open_files",
{offsetof(struct MutableDBOptions, max_open_files), OptionType::kInt,
OptionVerificationType::kNormal, OptionTypeFlags::kMutable}},
{"bytes_per_sync",
{offsetof(struct MutableDBOptions, bytes_per_sync),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"wal_bytes_per_sync",
{offsetof(struct MutableDBOptions, wal_bytes_per_sync),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"strict_bytes_per_sync",
{offsetof(struct MutableDBOptions, strict_bytes_per_sync),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"compaction_readahead_size",
{offsetof(struct MutableDBOptions, compaction_readahead_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"max_background_flushes",
{offsetof(struct MutableDBOptions, max_background_flushes),
OptionType::kInt, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
{"daily_offpeak_time_utc",
{offsetof(struct MutableDBOptions, daily_offpeak_time_utc),
OptionType::kString, OptionVerificationType::kNormal,
OptionTypeFlags::kMutable}},
};
static std::unordered_map<std::string, OptionTypeInfo>
db_immutable_options_type_info = {
/*
// not yet supported
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;
FileTypeSet checksum_handoff_file_types;
*/
{"advise_random_on_open",
{offsetof(struct ImmutableDBOptions, advise_random_on_open),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"allow_mmap_reads",
{offsetof(struct ImmutableDBOptions, allow_mmap_reads),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"allow_fallocate",
{offsetof(struct ImmutableDBOptions, allow_fallocate),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"allow_mmap_writes",
{offsetof(struct ImmutableDBOptions, allow_mmap_writes),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"use_direct_reads",
{offsetof(struct ImmutableDBOptions, use_direct_reads),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"use_direct_writes",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"use_direct_io_for_flush_and_compaction",
{offsetof(struct ImmutableDBOptions,
use_direct_io_for_flush_and_compaction),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"allow_2pc",
{offsetof(struct ImmutableDBOptions, allow_2pc), OptionType::kBoolean,
OptionVerificationType::kNormal, OptionTypeFlags::kNone}},
{"wal_filter",
OptionTypeInfo::AsCustomRawPtr<WalFilter>(
offsetof(struct ImmutableDBOptions, wal_filter),
OptionVerificationType::kByName,
(OptionTypeFlags::kAllowNull | OptionTypeFlags::kCompareNever))},
{"create_if_missing",
{offsetof(struct ImmutableDBOptions, create_if_missing),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"create_missing_column_families",
{offsetof(struct ImmutableDBOptions, create_missing_column_families),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"disableDataSync",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"disable_data_sync", // for compatibility
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"enable_thread_tracking",
{offsetof(struct ImmutableDBOptions, enable_thread_tracking),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"error_if_exists",
{offsetof(struct ImmutableDBOptions, error_if_exists),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"experimental_allow_mempurge",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"experimental_mempurge_policy",
{0, OptionType::kString, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"experimental_mempurge_threshold",
{0, OptionType::kDouble, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"is_fd_close_on_exec",
{offsetof(struct ImmutableDBOptions, is_fd_close_on_exec),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"paranoid_checks",
{offsetof(struct ImmutableDBOptions, paranoid_checks),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"flush_verify_memtable_count",
{offsetof(struct ImmutableDBOptions, flush_verify_memtable_count),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"compaction_verify_record_count",
{offsetof(struct ImmutableDBOptions, compaction_verify_record_count),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"track_and_verify_wals_in_manifest",
{offsetof(struct ImmutableDBOptions,
track_and_verify_wals_in_manifest),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"verify_sst_unique_id_in_manifest",
{offsetof(struct ImmutableDBOptions, verify_sst_unique_id_in_manifest),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"skip_log_error_on_recovery",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"skip_stats_update_on_db_open",
{offsetof(struct ImmutableDBOptions, skip_stats_update_on_db_open),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"skip_checking_sst_file_sizes_on_db_open",
{offsetof(struct ImmutableDBOptions,
skip_checking_sst_file_sizes_on_db_open),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"new_table_reader_for_compaction_inputs",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"random_access_max_buffer_size",
{offsetof(struct ImmutableDBOptions, random_access_max_buffer_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"use_adaptive_mutex",
{offsetof(struct ImmutableDBOptions, use_adaptive_mutex),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"use_fsync",
{offsetof(struct ImmutableDBOptions, use_fsync), OptionType::kBoolean,
OptionVerificationType::kNormal, OptionTypeFlags::kNone}},
{"max_file_opening_threads",
{offsetof(struct ImmutableDBOptions, max_file_opening_threads),
OptionType::kInt, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"table_cache_numshardbits",
{offsetof(struct ImmutableDBOptions, table_cache_numshardbits),
OptionType::kInt, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"db_write_buffer_size",
{offsetof(struct ImmutableDBOptions, db_write_buffer_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"keep_log_file_num",
{offsetof(struct ImmutableDBOptions, keep_log_file_num),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"recycle_log_file_num",
{offsetof(struct ImmutableDBOptions, recycle_log_file_num),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"log_file_time_to_roll",
{offsetof(struct ImmutableDBOptions, log_file_time_to_roll),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"manifest_preallocation_size",
{offsetof(struct ImmutableDBOptions, manifest_preallocation_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"max_log_file_size",
{offsetof(struct ImmutableDBOptions, max_log_file_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"db_log_dir",
{offsetof(struct ImmutableDBOptions, db_log_dir), OptionType::kString,
OptionVerificationType::kNormal, OptionTypeFlags::kNone}},
{"wal_dir",
{offsetof(struct ImmutableDBOptions, wal_dir), OptionType::kString,
OptionVerificationType::kNormal, OptionTypeFlags::kNone}},
{"WAL_size_limit_MB",
{offsetof(struct ImmutableDBOptions, WAL_size_limit_MB),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"WAL_ttl_seconds",
{offsetof(struct ImmutableDBOptions, WAL_ttl_seconds),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"max_manifest_file_size",
{offsetof(struct ImmutableDBOptions, max_manifest_file_size),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"persist_stats_to_disk",
{offsetof(struct ImmutableDBOptions, persist_stats_to_disk),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"fail_if_options_file_error",
{offsetof(struct ImmutableDBOptions, fail_if_options_file_error),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"enable_pipelined_write",
{offsetof(struct ImmutableDBOptions, enable_pipelined_write),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"unordered_write",
{offsetof(struct ImmutableDBOptions, unordered_write),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"allow_concurrent_memtable_write",
{offsetof(struct ImmutableDBOptions, allow_concurrent_memtable_write),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"wal_recovery_mode",
OptionTypeInfo::Enum<WALRecoveryMode>(
offsetof(struct ImmutableDBOptions, wal_recovery_mode),
&wal_recovery_mode_string_map)},
{"enable_write_thread_adaptive_yield",
{offsetof(struct ImmutableDBOptions,
enable_write_thread_adaptive_yield),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"write_thread_slow_yield_usec",
{offsetof(struct ImmutableDBOptions, write_thread_slow_yield_usec),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"max_write_batch_group_size_bytes",
{offsetof(struct ImmutableDBOptions, max_write_batch_group_size_bytes),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"write_thread_max_yield_usec",
{offsetof(struct ImmutableDBOptions, write_thread_max_yield_usec),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"access_hint_on_compaction_start",
OptionTypeInfo::Enum<bool>(0, nullptr, OptionTypeFlags::kNone,
OptionVerificationType::kDeprecated)},
{"info_log_level",
OptionTypeInfo::Enum<InfoLogLevel>(
offsetof(struct ImmutableDBOptions, info_log_level),
&info_log_level_string_map)},
{"dump_malloc_stats",
{offsetof(struct ImmutableDBOptions, dump_malloc_stats),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"avoid_flush_during_recovery",
{offsetof(struct ImmutableDBOptions, avoid_flush_during_recovery),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"allow_ingest_behind",
{offsetof(struct ImmutableDBOptions, allow_ingest_behind),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"preserve_deletes",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"concurrent_prepare", // Deprecated by two_write_queues
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"two_write_queues",
{offsetof(struct ImmutableDBOptions, two_write_queues),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"manual_wal_flush",
{offsetof(struct ImmutableDBOptions, manual_wal_flush),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"wal_compression",
{offsetof(struct ImmutableDBOptions, wal_compression),
OptionType::kCompressionType, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"seq_per_batch",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated,
OptionTypeFlags::kNone}},
{"atomic_flush",
{offsetof(struct ImmutableDBOptions, atomic_flush),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"avoid_unnecessary_blocking_io",
{offsetof(struct ImmutableDBOptions, avoid_unnecessary_blocking_io),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"write_dbid_to_manifest",
{offsetof(struct ImmutableDBOptions, write_dbid_to_manifest),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"log_readahead_size",
{offsetof(struct ImmutableDBOptions, log_readahead_size),
OptionType::kSizeT, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"best_efforts_recovery",
{offsetof(struct ImmutableDBOptions, best_efforts_recovery),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"max_bgerror_resume_count",
{offsetof(struct ImmutableDBOptions, max_bgerror_resume_count),
OptionType::kInt, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"bgerror_resume_retry_interval",
{offsetof(struct ImmutableDBOptions, bgerror_resume_retry_interval),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"db_host_id",
{offsetof(struct ImmutableDBOptions, db_host_id), OptionType::kString,
OptionVerificationType::kNormal, OptionTypeFlags::kCompareNever}},
// Temporarily deprecated due to race conditions (examples in PR 10375).
{"rate_limiter",
{offsetof(struct ImmutableDBOptions, rate_limiter),
OptionType::kUnknown, OptionVerificationType::kDeprecated,
OptionTypeFlags::kDontSerialize | OptionTypeFlags::kCompareNever}},
// The following properties were handled as special cases in ParseOption
// This means that the properties could be read from the options file
// but never written to the file or compared to each other.
{"rate_limiter_bytes_per_sec",
{offsetof(struct ImmutableDBOptions, rate_limiter),
OptionType::kUnknown, OptionVerificationType::kNormal,
(OptionTypeFlags::kDontSerialize | OptionTypeFlags::kCompareNever),
// Parse the input value as a RateLimiter
[](const ConfigOptions& /*opts*/, const std::string& /*name*/,
const std::string& value, void* addr) {
auto limiter = static_cast<std::shared_ptr<RateLimiter>*>(addr);
limiter->reset(NewGenericRateLimiter(
static_cast<int64_t>(ParseUint64(value))));
return Status::OK();
}}},
{"env", //**TODO: Should this be kCustomizable?
OptionTypeInfo(
offsetof(struct ImmutableDBOptions, env), OptionType::kUnknown,
OptionVerificationType::kNormal,
(OptionTypeFlags::kDontSerialize | OptionTypeFlags::kCompareNever))
.SetParseFunc([](const ConfigOptions& opts,
const std::string& /*name*/,
const std::string& value, void* addr) {
// Parse the input value as an Env
auto old_env = static_cast<Env**>(addr); // Get the old value
Env* new_env = *old_env; // Set new to old
Status s = Env::CreateFromString(opts, value,
&new_env); // Update new value
if (s.ok()) { // It worked
*old_env = new_env; // Update the old one
}
return s;
})
.SetPrepareFunc([](const ConfigOptions& opts,
const std::string& /*name*/, void* addr) {
auto env = static_cast<Env**>(addr);
return (*env)->PrepareOptions(opts);
})
.SetValidateFunc([](const DBOptions& db_opts,
const ColumnFamilyOptions& cf_opts,
const std::string& /*name*/,
const void* addr) {
const auto env = static_cast<const Env* const*>(addr);
return (*env)->ValidateOptions(db_opts, cf_opts);
})},
{"allow_data_in_errors",
{offsetof(struct ImmutableDBOptions, allow_data_in_errors),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"file_checksum_gen_factory",
OptionTypeInfo::AsCustomSharedPtr<FileChecksumGenFactory>(
offsetof(struct ImmutableDBOptions, file_checksum_gen_factory),
OptionVerificationType::kByNameAllowFromNull,
OptionTypeFlags::kAllowNull)},
{"statistics",
OptionTypeInfo::AsCustomSharedPtr<Statistics>(
// Statistics should not be compared and can be null
// Statistics are maked "don't serialize" until they can be shared
// between DBs
offsetof(struct ImmutableDBOptions, statistics),
OptionVerificationType::kNormal,
OptionTypeFlags::kCompareNever | OptionTypeFlags::kDontSerialize |
OptionTypeFlags::kAllowNull)},
// Allow EventListeners that have a non-empty Name() to be read/written
// as options Each listener will either be
// - A simple name (e.g. "MyEventListener")
// - A name with properties (e.g. "{id=MyListener1; timeout=60}"
// Multiple listeners will be separated by a ":":
// - "MyListener0;{id=MyListener1; timeout=60}
{"listeners",
{offsetof(struct ImmutableDBOptions, listeners), OptionType::kVector,
OptionVerificationType::kByNameAllowNull,
OptionTypeFlags::kCompareNever,
[](const ConfigOptions& opts, const std::string& /*name*/,
const std::string& value, void* addr) {
ConfigOptions embedded = opts;
embedded.ignore_unsupported_options = true;
std::vector<std::shared_ptr<EventListener>> listeners;
Status s;
for (size_t start = 0, end = 0;
s.ok() && start < value.size() && end != std::string::npos;
start = end + 1) {
std::string token;
s = OptionTypeInfo::NextToken(value, ':', start, &end, &token);
if (s.ok() && !token.empty()) {
std::shared_ptr<EventListener> listener;
s = EventListener::CreateFromString(embedded, token, &listener);
if (s.ok() && listener != nullptr) {
listeners.push_back(listener);
}
}
}
if (s.ok()) { // It worked
*(static_cast<std::vector<std::shared_ptr<EventListener>>*>(
addr)) = listeners;
}
return s;
},
[](const ConfigOptions& opts, const std::string& /*name*/,
const void* addr, std::string* value) {
const auto listeners =
static_cast<const std::vector<std::shared_ptr<EventListener>>*>(
addr);
ConfigOptions embedded = opts;
embedded.delimiter = ";";
int printed = 0;
for (const auto& listener : *listeners) {
auto id = listener->GetId();
if (!id.empty()) {
std::string elem_str = listener->ToString(embedded, "");
if (printed++ == 0) {
value->append("{");
} else {
value->append(":");
}
value->append(elem_str);
}
}
if (printed > 0) {
value->append("}");
}
return Status::OK();
},
nullptr}},
{"lowest_used_cache_tier",
OptionTypeInfo::Enum<CacheTier>(
offsetof(struct ImmutableDBOptions, lowest_used_cache_tier),
&cache_tier_string_map, OptionTypeFlags::kNone)},
{"enforce_single_del_contracts",
{offsetof(struct ImmutableDBOptions, enforce_single_del_contracts),
OptionType::kBoolean, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"follower_refresh_catchup_period_ms",
{offsetof(struct ImmutableDBOptions,
follower_refresh_catchup_period_ms),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"follower_catchup_retry_count",
{offsetof(struct ImmutableDBOptions, follower_catchup_retry_count),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
{"follower_catchup_retry_wait_ms",
{offsetof(struct ImmutableDBOptions, follower_catchup_retry_wait_ms),
OptionType::kUInt64T, OptionVerificationType::kNormal,
OptionTypeFlags::kNone}},
};
const std::string OptionsHelper::kDBOptionsName = "DBOptions";
class MutableDBConfigurable : public Configurable {
public:
explicit MutableDBConfigurable(
const MutableDBOptions& mdb,
const std::unordered_map<std::string, std::string>* map = nullptr)
: mutable_(mdb), opt_map_(map) {
RegisterOptions(&mutable_, &db_mutable_options_type_info);
}
bool OptionsAreEqual(const ConfigOptions& config_options,
const OptionTypeInfo& opt_info,
const std::string& opt_name, const void* const this_ptr,
const void* const that_ptr,
std::string* mismatch) const override {
bool equals = opt_info.AreEqual(config_options, opt_name, this_ptr,
that_ptr, mismatch);
if (!equals && opt_info.IsByName()) {
if (opt_map_ == nullptr) {
equals = true;
} else {
const auto& iter = opt_map_->find(opt_name);
if (iter == opt_map_->end()) {
equals = true;
} else {
equals = opt_info.AreEqualByName(config_options, opt_name, this_ptr,
iter->second);
}
}
if (equals) { // False alarm, clear mismatch
*mismatch = "";
}
}
if (equals && opt_info.IsConfigurable() && opt_map_ != nullptr) {
const auto* this_config = opt_info.AsRawPointer<Configurable>(this_ptr);
if (this_config == nullptr) {
const auto& iter = opt_map_->find(opt_name);
// If the name exists in the map and is not empty/null,
// then the this_config should be set.
if (iter != opt_map_->end() && !iter->second.empty() &&
iter->second != kNullptrString) {
*mismatch = opt_name;
equals = false;
}
}
}
return equals;
}
protected:
MutableDBOptions mutable_;
const std::unordered_map<std::string, std::string>* opt_map_;
};
class DBOptionsConfigurable : public MutableDBConfigurable {
public:
explicit DBOptionsConfigurable(
const DBOptions& opts,
const std::unordered_map<std::string, std::string>* map = nullptr)
: MutableDBConfigurable(MutableDBOptions(opts), map), db_options_(opts) {
// The ImmutableDBOptions currently requires the env to be non-null. Make
// sure it is
if (opts.env != nullptr) {
immutable_ = ImmutableDBOptions(opts);
} else {
DBOptions copy = opts;
copy.env = Env::Default();
immutable_ = ImmutableDBOptions(copy);
}
RegisterOptions(&immutable_, &db_immutable_options_type_info);
}
protected:
Status ConfigureOptions(
const ConfigOptions& config_options,
const std::unordered_map<std::string, std::string>& opts_map,
std::unordered_map<std::string, std::string>* unused) override {
Status s = Configurable::ConfigureOptions(config_options, opts_map, unused);
if (s.ok()) {
db_options_ = BuildDBOptions(immutable_, mutable_);
s = PrepareOptions(config_options);
}
return s;
}
const void* GetOptionsPtr(const std::string& name) const override {
if (name == OptionsHelper::kDBOptionsName) {
return &db_options_;
} else {
return MutableDBConfigurable::GetOptionsPtr(name);
}
}
private:
ImmutableDBOptions immutable_;
DBOptions db_options_;
};
std::unique_ptr<Configurable> DBOptionsAsConfigurable(
const MutableDBOptions& opts) {
std::unique_ptr<Configurable> ptr(new MutableDBConfigurable(opts));
return ptr;
}
std::unique_ptr<Configurable> DBOptionsAsConfigurable(
const DBOptions& opts,
const std::unordered_map<std::string, std::string>* opt_map) {
std::unique_ptr<Configurable> ptr(new DBOptionsConfigurable(opts, opt_map));
return ptr;
}
ImmutableDBOptions::ImmutableDBOptions() : ImmutableDBOptions(Options()) {}
ImmutableDBOptions::ImmutableDBOptions(const DBOptions& options)
: create_if_missing(options.create_if_missing),
create_missing_column_families(options.create_missing_column_families),
error_if_exists(options.error_if_exists),
paranoid_checks(options.paranoid_checks),
flush_verify_memtable_count(options.flush_verify_memtable_count),
compaction_verify_record_count(options.compaction_verify_record_count),
track_and_verify_wals_in_manifest(
options.track_and_verify_wals_in_manifest),
verify_sst_unique_id_in_manifest(
options.verify_sst_unique_id_in_manifest),
env(options.env),
rate_limiter(options.rate_limiter),
sst_file_manager(options.sst_file_manager),
info_log(options.info_log),
info_log_level(options.info_log_level),
max_file_opening_threads(options.max_file_opening_threads),
statistics(options.statistics),
use_fsync(options.use_fsync),
db_paths(options.db_paths),
db_log_dir(options.db_log_dir),
wal_dir(options.wal_dir),
max_log_file_size(options.max_log_file_size),
log_file_time_to_roll(options.log_file_time_to_roll),
keep_log_file_num(options.keep_log_file_num),
recycle_log_file_num(options.recycle_log_file_num),
max_manifest_file_size(options.max_manifest_file_size),
table_cache_numshardbits(options.table_cache_numshardbits),
WAL_ttl_seconds(options.WAL_ttl_seconds),
WAL_size_limit_MB(options.WAL_size_limit_MB),
max_write_batch_group_size_bytes(
options.max_write_batch_group_size_bytes),
manifest_preallocation_size(options.manifest_preallocation_size),
allow_mmap_reads(options.allow_mmap_reads),
allow_mmap_writes(options.allow_mmap_writes),
use_direct_reads(options.use_direct_reads),
use_direct_io_for_flush_and_compaction(
options.use_direct_io_for_flush_and_compaction),
allow_fallocate(options.allow_fallocate),
is_fd_close_on_exec(options.is_fd_close_on_exec),
advise_random_on_open(options.advise_random_on_open),
db_write_buffer_size(options.db_write_buffer_size),
write_buffer_manager(options.write_buffer_manager),
random_access_max_buffer_size(options.random_access_max_buffer_size),
use_adaptive_mutex(options.use_adaptive_mutex),
listeners(options.listeners),
enable_thread_tracking(options.enable_thread_tracking),
enable_pipelined_write(options.enable_pipelined_write),
unordered_write(options.unordered_write),
allow_concurrent_memtable_write(options.allow_concurrent_memtable_write),
enable_write_thread_adaptive_yield(
options.enable_write_thread_adaptive_yield),
write_thread_max_yield_usec(options.write_thread_max_yield_usec),
write_thread_slow_yield_usec(options.write_thread_slow_yield_usec),
skip_stats_update_on_db_open(options.skip_stats_update_on_db_open),
skip_checking_sst_file_sizes_on_db_open(
options.skip_checking_sst_file_sizes_on_db_open),
wal_recovery_mode(options.wal_recovery_mode),
allow_2pc(options.allow_2pc),
row_cache(options.row_cache),
wal_filter(options.wal_filter),
fail_if_options_file_error(options.fail_if_options_file_error),
dump_malloc_stats(options.dump_malloc_stats),
avoid_flush_during_recovery(options.avoid_flush_during_recovery),
allow_ingest_behind(options.allow_ingest_behind),
two_write_queues(options.two_write_queues),
manual_wal_flush(options.manual_wal_flush),
wal_compression(options.wal_compression),
atomic_flush(options.atomic_flush),
avoid_unnecessary_blocking_io(options.avoid_unnecessary_blocking_io),
persist_stats_to_disk(options.persist_stats_to_disk),
write_dbid_to_manifest(options.write_dbid_to_manifest),
log_readahead_size(options.log_readahead_size),
file_checksum_gen_factory(options.file_checksum_gen_factory),
best_efforts_recovery(options.best_efforts_recovery),
max_bgerror_resume_count(options.max_bgerror_resume_count),
bgerror_resume_retry_interval(options.bgerror_resume_retry_interval),
allow_data_in_errors(options.allow_data_in_errors),
db_host_id(options.db_host_id),
checksum_handoff_file_types(options.checksum_handoff_file_types),
lowest_used_cache_tier(options.lowest_used_cache_tier),
compaction_service(options.compaction_service),
enforce_single_del_contracts(options.enforce_single_del_contracts),
follower_refresh_catchup_period_ms(
options.follower_refresh_catchup_period_ms),
follower_catchup_retry_count(options.follower_catchup_retry_count),
follower_catchup_retry_wait_ms(options.follower_catchup_retry_wait_ms) {
fs = env->GetFileSystem();
clock = env->GetSystemClock().get();
logger = info_log.get();
stats = statistics.get();
}
void ImmutableDBOptions::Dump(Logger* log) const {
ROCKS_LOG_HEADER(log, " Options.error_if_exists: %d",
error_if_exists);
ROCKS_LOG_HEADER(log, " Options.create_if_missing: %d",
create_if_missing);
ROCKS_LOG_HEADER(log, " Options.paranoid_checks: %d",
paranoid_checks);
ROCKS_LOG_HEADER(log, " Options.flush_verify_memtable_count: %d",
flush_verify_memtable_count);
ROCKS_LOG_HEADER(log, " Options.compaction_verify_record_count: %d",
compaction_verify_record_count);
ROCKS_LOG_HEADER(log,
" "
"Options.track_and_verify_wals_in_manifest: %d",
track_and_verify_wals_in_manifest);
ROCKS_LOG_HEADER(log, " Options.verify_sst_unique_id_in_manifest: %d",
verify_sst_unique_id_in_manifest);
ROCKS_LOG_HEADER(log, " Options.env: %p",
env);
ROCKS_LOG_HEADER(log, " Options.fs: %s",
fs->Name());
ROCKS_LOG_HEADER(log, " Options.info_log: %p",
info_log.get());
ROCKS_LOG_HEADER(log, " Options.max_file_opening_threads: %d",
max_file_opening_threads);
ROCKS_LOG_HEADER(log, " Options.statistics: %p",
stats);
if (stats) {
ROCKS_LOG_HEADER(
log, " Options.statistics stats level: %u",
stats->get_stats_level());
}
ROCKS_LOG_HEADER(log, " Options.use_fsync: %d",
use_fsync);
ROCKS_LOG_HEADER(
log, " Options.max_log_file_size: %" ROCKSDB_PRIszt,
max_log_file_size);
ROCKS_LOG_HEADER(log,
" Options.max_manifest_file_size: %" PRIu64,
max_manifest_file_size);
ROCKS_LOG_HEADER(
log, " Options.log_file_time_to_roll: %" ROCKSDB_PRIszt,
log_file_time_to_roll);
ROCKS_LOG_HEADER(
log, " Options.keep_log_file_num: %" ROCKSDB_PRIszt,
keep_log_file_num);
ROCKS_LOG_HEADER(
log, " Options.recycle_log_file_num: %" ROCKSDB_PRIszt,
recycle_log_file_num);
ROCKS_LOG_HEADER(log, " Options.allow_fallocate: %d",
allow_fallocate);
ROCKS_LOG_HEADER(log, " Options.allow_mmap_reads: %d",
allow_mmap_reads);
ROCKS_LOG_HEADER(log, " Options.allow_mmap_writes: %d",
allow_mmap_writes);
ROCKS_LOG_HEADER(log, " Options.use_direct_reads: %d",
use_direct_reads);
ROCKS_LOG_HEADER(log,
" "
"Options.use_direct_io_for_flush_and_compaction: %d",
use_direct_io_for_flush_and_compaction);
ROCKS_LOG_HEADER(log, " Options.create_missing_column_families: %d",
create_missing_column_families);
ROCKS_LOG_HEADER(log, " Options.db_log_dir: %s",
db_log_dir.c_str());
ROCKS_LOG_HEADER(log, " Options.wal_dir: %s",
wal_dir.c_str());
ROCKS_LOG_HEADER(log, " Options.table_cache_numshardbits: %d",
table_cache_numshardbits);
ROCKS_LOG_HEADER(log,
" Options.WAL_ttl_seconds: %" PRIu64,
WAL_ttl_seconds);
ROCKS_LOG_HEADER(log,
" Options.WAL_size_limit_MB: %" PRIu64,
WAL_size_limit_MB);
ROCKS_LOG_HEADER(log,
" "
"Options.max_write_batch_group_size_bytes: %" PRIu64,
max_write_batch_group_size_bytes);
ROCKS_LOG_HEADER(
log, " Options.manifest_preallocation_size: %" ROCKSDB_PRIszt,
manifest_preallocation_size);
ROCKS_LOG_HEADER(log, " Options.is_fd_close_on_exec: %d",
is_fd_close_on_exec);
ROCKS_LOG_HEADER(log, " Options.advise_random_on_open: %d",
advise_random_on_open);
ROCKS_LOG_HEADER(
log, " Options.db_write_buffer_size: %" ROCKSDB_PRIszt,
db_write_buffer_size);
ROCKS_LOG_HEADER(log, " Options.write_buffer_manager: %p",
write_buffer_manager.get());
ROCKS_LOG_HEADER(
log, " Options.random_access_max_buffer_size: %" ROCKSDB_PRIszt,
random_access_max_buffer_size);
ROCKS_LOG_HEADER(log, " Options.use_adaptive_mutex: %d",
use_adaptive_mutex);
ROCKS_LOG_HEADER(log, " Options.rate_limiter: %p",
rate_limiter.get());
Header(
log, " Options.sst_file_manager.rate_bytes_per_sec: %" PRIi64,
sst_file_manager ? sst_file_manager->GetDeleteRateBytesPerSecond() : 0);
ROCKS_LOG_HEADER(log, " Options.wal_recovery_mode: %d",
static_cast<int>(wal_recovery_mode));
ROCKS_LOG_HEADER(log, " Options.enable_thread_tracking: %d",
enable_thread_tracking);
ROCKS_LOG_HEADER(log, " Options.enable_pipelined_write: %d",
enable_pipelined_write);
ROCKS_LOG_HEADER(log, " Options.unordered_write: %d",
unordered_write);
ROCKS_LOG_HEADER(log, " Options.allow_concurrent_memtable_write: %d",
allow_concurrent_memtable_write);
ROCKS_LOG_HEADER(log, " Options.enable_write_thread_adaptive_yield: %d",
enable_write_thread_adaptive_yield);
ROCKS_LOG_HEADER(log,
" Options.write_thread_max_yield_usec: %" PRIu64,
write_thread_max_yield_usec);
ROCKS_LOG_HEADER(log,
" Options.write_thread_slow_yield_usec: %" PRIu64,
write_thread_slow_yield_usec);
if (row_cache) {
ROCKS_LOG_HEADER(
log,
" Options.row_cache: %" ROCKSDB_PRIszt,
row_cache->GetCapacity());
} else {
ROCKS_LOG_HEADER(log,
" Options.row_cache: None");
}
ROCKS_LOG_HEADER(log, " Options.wal_filter: %s",
wal_filter ? wal_filter->Name() : "None");
ROCKS_LOG_HEADER(log, " Options.avoid_flush_during_recovery: %d",
avoid_flush_during_recovery);
ROCKS_LOG_HEADER(log, " Options.allow_ingest_behind: %d",
allow_ingest_behind);
ROCKS_LOG_HEADER(log, " Options.two_write_queues: %d",
two_write_queues);
ROCKS_LOG_HEADER(log, " Options.manual_wal_flush: %d",
manual_wal_flush);
ROCKS_LOG_HEADER(log, " Options.wal_compression: %d",
wal_compression);
ROCKS_LOG_HEADER(log, " Options.atomic_flush: %d", atomic_flush);
ROCKS_LOG_HEADER(log,
" Options.avoid_unnecessary_blocking_io: %d",
avoid_unnecessary_blocking_io);
ROCKS_LOG_HEADER(log, " Options.persist_stats_to_disk: %u",
persist_stats_to_disk);
ROCKS_LOG_HEADER(log, " Options.write_dbid_to_manifest: %d",
write_dbid_to_manifest);
ROCKS_LOG_HEADER(
log, " Options.log_readahead_size: %" ROCKSDB_PRIszt,
log_readahead_size);
ROCKS_LOG_HEADER(log, " Options.file_checksum_gen_factory: %s",
file_checksum_gen_factory ? file_checksum_gen_factory->Name()
: kUnknownFileChecksumFuncName);
ROCKS_LOG_HEADER(log, " Options.best_efforts_recovery: %d",
static_cast<int>(best_efforts_recovery));
ROCKS_LOG_HEADER(log, " Options.max_bgerror_resume_count: %d",
max_bgerror_resume_count);
ROCKS_LOG_HEADER(log,
" Options.bgerror_resume_retry_interval: %" PRIu64,
bgerror_resume_retry_interval);
ROCKS_LOG_HEADER(log, " Options.allow_data_in_errors: %d",
allow_data_in_errors);
ROCKS_LOG_HEADER(log, " Options.db_host_id: %s",
db_host_id.c_str());
ROCKS_LOG_HEADER(log, " Options.enforce_single_del_contracts: %s",
enforce_single_del_contracts ? "true" : "false");
}
bool ImmutableDBOptions::IsWalDirSameAsDBPath() const {
assert(!db_paths.empty());
return IsWalDirSameAsDBPath(db_paths[0].path);
}
bool ImmutableDBOptions::IsWalDirSameAsDBPath(
const std::string& db_path) const {
bool same = wal_dir.empty();
if (!same) {
Status s = env->AreFilesSame(wal_dir, db_path, &same);
if (s.IsNotSupported()) {
same = wal_dir == db_path;
}
}
return same;
}
const std::string& ImmutableDBOptions::GetWalDir() const {
if (wal_dir.empty()) {
assert(!db_paths.empty());
return db_paths[0].path;
} else {
return wal_dir;
}
}
const std::string& ImmutableDBOptions::GetWalDir(
const std::string& path) const {
if (wal_dir.empty()) {
return path;
} else {
return wal_dir;
}
}
MutableDBOptions::MutableDBOptions()
: max_background_jobs(2),
max_background_compactions(-1),
max_subcompactions(0),
avoid_flush_during_shutdown(false),
writable_file_max_buffer_size(1024 * 1024),
delayed_write_rate(2 * 1024U * 1024U),
max_total_wal_size(0),
delete_obsolete_files_period_micros(6ULL * 60 * 60 * 1000000),
stats_dump_period_sec(600),
stats_persist_period_sec(600),
stats_history_buffer_size(1024 * 1024),
max_open_files(-1),
bytes_per_sync(0),
wal_bytes_per_sync(0),
strict_bytes_per_sync(false),
compaction_readahead_size(0),
max_background_flushes(-1) {}
MutableDBOptions::MutableDBOptions(const DBOptions& options)
: max_background_jobs(options.max_background_jobs),
max_background_compactions(options.max_background_compactions),
max_subcompactions(options.max_subcompactions),
avoid_flush_during_shutdown(options.avoid_flush_during_shutdown),
writable_file_max_buffer_size(options.writable_file_max_buffer_size),
delayed_write_rate(options.delayed_write_rate),
max_total_wal_size(options.max_total_wal_size),
delete_obsolete_files_period_micros(
options.delete_obsolete_files_period_micros),
stats_dump_period_sec(options.stats_dump_period_sec),
stats_persist_period_sec(options.stats_persist_period_sec),
stats_history_buffer_size(options.stats_history_buffer_size),
max_open_files(options.max_open_files),
bytes_per_sync(options.bytes_per_sync),
wal_bytes_per_sync(options.wal_bytes_per_sync),
strict_bytes_per_sync(options.strict_bytes_per_sync),
compaction_readahead_size(options.compaction_readahead_size),
max_background_flushes(options.max_background_flushes),
daily_offpeak_time_utc(options.daily_offpeak_time_utc) {}
void MutableDBOptions::Dump(Logger* log) const {
ROCKS_LOG_HEADER(log, " Options.max_background_jobs: %d",
max_background_jobs);
ROCKS_LOG_HEADER(log, " Options.max_background_compactions: %d",
max_background_compactions);
ROCKS_LOG_HEADER(log, " Options.max_subcompactions: %" PRIu32,
max_subcompactions);
ROCKS_LOG_HEADER(log, " Options.avoid_flush_during_shutdown: %d",
avoid_flush_during_shutdown);
ROCKS_LOG_HEADER(
log, " Options.writable_file_max_buffer_size: %" ROCKSDB_PRIszt,
writable_file_max_buffer_size);
ROCKS_LOG_HEADER(log, " Options.delayed_write_rate : %" PRIu64,
delayed_write_rate);
ROCKS_LOG_HEADER(log, " Options.max_total_wal_size: %" PRIu64,
max_total_wal_size);
ROCKS_LOG_HEADER(
log, " Options.delete_obsolete_files_period_micros: %" PRIu64,
delete_obsolete_files_period_micros);
ROCKS_LOG_HEADER(log, " Options.stats_dump_period_sec: %u",
stats_dump_period_sec);
ROCKS_LOG_HEADER(log, " Options.stats_persist_period_sec: %d",
stats_persist_period_sec);
ROCKS_LOG_HEADER(
log,
" Options.stats_history_buffer_size: %" ROCKSDB_PRIszt,
stats_history_buffer_size);
ROCKS_LOG_HEADER(log, " Options.max_open_files: %d",
max_open_files);
ROCKS_LOG_HEADER(log,
" Options.bytes_per_sync: %" PRIu64,
bytes_per_sync);
ROCKS_LOG_HEADER(log,
" Options.wal_bytes_per_sync: %" PRIu64,
wal_bytes_per_sync);
ROCKS_LOG_HEADER(log,
" Options.strict_bytes_per_sync: %d",
strict_bytes_per_sync);
ROCKS_LOG_HEADER(log,
" Options.compaction_readahead_size: %" ROCKSDB_PRIszt,
compaction_readahead_size);
ROCKS_LOG_HEADER(log, " Options.max_background_flushes: %d",
max_background_flushes);
ROCKS_LOG_HEADER(log, "Options.daily_offpeak_time_utc: %s",
daily_offpeak_time_utc.c_str());
}
Status GetMutableDBOptionsFromStrings(
const MutableDBOptions& base_options,
const std::unordered_map<std::string, std::string>& options_map,
MutableDBOptions* new_options) {
assert(new_options);
*new_options = base_options;
ConfigOptions config_options;
Status s = OptionTypeInfo::ParseType(
config_options, options_map, db_mutable_options_type_info, new_options);
if (!s.ok()) {
*new_options = base_options;
}
return s;
}
bool MutableDBOptionsAreEqual(const MutableDBOptions& this_options,
const MutableDBOptions& that_options) {
ConfigOptions config_options;
std::string mismatch;
return OptionTypeInfo::StructsAreEqual(
config_options, "MutableDBOptions", &db_mutable_options_type_info,
"MutableDBOptions", &this_options, &that_options, &mismatch);
}
Status GetStringFromMutableDBOptions(const ConfigOptions& config_options,
const MutableDBOptions& mutable_opts,
std::string* opt_string) {
return OptionTypeInfo::SerializeType(
config_options, db_mutable_options_type_info, &mutable_opts, opt_string);
}
} // namespace ROCKSDB_NAMESPACE
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