fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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318 lines
13 KiB
318 lines
13 KiB
// Copyright (c) 2014, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#include <cassert>
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#include "rocksdb/options.h"
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#include "util/options_helper.h"
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namespace rocksdb {
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namespace {
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CompressionType ParseCompressionType(const std::string& type) {
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if (type == "kNoCompression") {
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return kNoCompression;
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} else if (type == "kSnappyCompression") {
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return kSnappyCompression;
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} else if (type == "kZlibCompression") {
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return kZlibCompression;
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} else if (type == "kBZip2Compression") {
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return kBZip2Compression;
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} else if (type == "kLZ4Compression") {
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return kLZ4Compression;
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} else if (type == "kLZ4HCCompression") {
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return kLZ4HCCompression;
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} else {
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throw "unknown compression type: " + type;
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}
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return kNoCompression;
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}
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bool ParseBoolean(const std::string& type, const std::string& value) {
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if (value == "true" || value == "1") {
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return true;
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} else if (value == "false" || value == "0") {
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return false;
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} else {
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throw type;
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}
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}
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uint32_t ParseInt(const std::string& value) {
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return std::stoi(value);
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}
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uint32_t ParseUint32(const std::string& value) {
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return std::stoul(value);
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}
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uint64_t ParseUint64(const std::string& value) {
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return std::stoull(value);
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}
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int64_t ParseInt64(const std::string& value) {
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return std::stol(value);
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}
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double ParseDouble(const std::string& value) {
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return std::stod(value);
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}
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CompactionStyle ParseCompactionStyle(const std::string& type) {
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if (type == "kCompactionStyleLevel") {
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return kCompactionStyleLevel;
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} else if (type == "kCompactionStyleUniversal") {
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return kCompactionStyleUniversal;
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} else if (type == "kCompactionStyleFIFO") {
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return kCompactionStyleFIFO;
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} else {
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throw "unknown compaction style: " + type;
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}
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return kCompactionStyleLevel;
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}
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} // anonymouse namespace
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template<typename OptionsType>
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bool ParseMemtableOption(const std::string& name, const std::string& value,
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OptionsType* new_options) {
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if (name == "write_buffer_size") {
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new_options->write_buffer_size = ParseInt64(value);
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} else if (name == "arena_block_size") {
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new_options->arena_block_size = ParseInt64(value);
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} else if (name == "memtable_prefix_bloom_bits") {
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new_options->memtable_prefix_bloom_bits = stoul(value);
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} else if (name == "memtable_prefix_bloom_probes") {
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new_options->memtable_prefix_bloom_probes = stoul(value);
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} else if (name == "memtable_prefix_bloom_huge_page_tlb_size") {
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new_options->memtable_prefix_bloom_huge_page_tlb_size =
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ParseInt64(value);
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} else if (name == "max_successive_merges") {
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new_options->max_successive_merges = ParseInt64(value);
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} else if (name == "filter_deletes") {
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new_options->filter_deletes = ParseBoolean(name, value);
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} else {
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return false;
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}
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return true;
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}
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bool GetMutableOptionsFromStrings(
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const MutableCFOptions& base_options,
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const std::unordered_map<std::string, std::string>& options_map,
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MutableCFOptions* new_options) {
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assert(new_options);
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*new_options = base_options;
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try {
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for (const auto& o : options_map) {
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if (ParseMemtableOption(o.first, o.second, new_options)) {
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} else {
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return false;
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}
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}
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} catch (std::exception) {
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return false;
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}
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return true;
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}
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bool GetOptionsFromStrings(
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const Options& base_options,
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const std::unordered_map<std::string, std::string>& options_map,
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Options* new_options) {
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assert(new_options);
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*new_options = base_options;
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for (const auto& o : options_map) {
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try {
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if (ParseMemtableOption(o.first, o.second, new_options)) {
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} else if (o.first == "max_write_buffer_number") {
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new_options->max_write_buffer_number = ParseInt(o.second);
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} else if (o.first == "min_write_buffer_number_to_merge") {
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new_options->min_write_buffer_number_to_merge = ParseInt(o.second);
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} else if (o.first == "compression") {
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new_options->compression = ParseCompressionType(o.second);
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} else if (o.first == "compression_per_level") {
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new_options->compression_per_level.clear();
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size_t start = 0;
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while (true) {
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size_t end = o.second.find_first_of(':', start);
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if (end == std::string::npos) {
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new_options->compression_per_level.push_back(
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ParseCompressionType(o.second.substr(start)));
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break;
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} else {
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new_options->compression_per_level.push_back(
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ParseCompressionType(o.second.substr(start, end - start)));
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start = end + 1;
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}
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}
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} else if (o.first == "compression_opts") {
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size_t start = 0;
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size_t end = o.second.find_first_of(':');
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if (end == std::string::npos) {
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throw o.first;
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}
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new_options->compression_opts.window_bits =
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ParseInt(o.second.substr(start, end - start));
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start = end + 1;
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end = o.second.find_first_of(':', start);
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if (end == std::string::npos) {
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throw o.first;
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}
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new_options->compression_opts.level =
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ParseInt(o.second.substr(start, end - start));
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start = end + 1;
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if (start >= o.second.size()) {
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throw o.first;
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}
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new_options->compression_opts.strategy =
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ParseInt(o.second.substr(start, o.second.size() - start));
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} else if (o.first == "num_levels") {
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new_options->num_levels = ParseInt(o.second);
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} else if (o.first == "level0_file_num_compaction_trigger") {
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new_options->level0_file_num_compaction_trigger = ParseInt(o.second);
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} else if (o.first == "level0_slowdown_writes_trigger") {
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new_options->level0_slowdown_writes_trigger = ParseInt(o.second);
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} else if (o.first == "level0_stop_writes_trigger") {
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new_options->level0_stop_writes_trigger = ParseInt(o.second);
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} else if (o.first == "max_mem_compaction_level") {
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new_options->max_mem_compaction_level = ParseInt(o.second);
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} else if (o.first == "target_file_size_base") {
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new_options->target_file_size_base = ParseUint64(o.second);
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} else if (o.first == "target_file_size_multiplier") {
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new_options->target_file_size_multiplier = ParseInt(o.second);
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} else if (o.first == "max_bytes_for_level_base") {
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new_options->max_bytes_for_level_base = ParseUint64(o.second);
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} else if (o.first == "max_bytes_for_level_multiplier") {
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new_options->max_bytes_for_level_multiplier = ParseInt(o.second);
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} else if (o.first == "max_bytes_for_level_multiplier_additional") {
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new_options->max_bytes_for_level_multiplier_additional.clear();
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size_t start = 0;
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while (true) {
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size_t end = o.second.find_first_of(':', start);
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if (end == std::string::npos) {
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new_options->max_bytes_for_level_multiplier_additional.push_back(
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ParseInt(o.second.substr(start)));
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break;
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} else {
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new_options->max_bytes_for_level_multiplier_additional.push_back(
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ParseInt(o.second.substr(start, end - start)));
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start = end + 1;
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}
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}
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} else if (o.first == "expanded_compaction_factor") {
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new_options->expanded_compaction_factor = ParseInt(o.second);
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} else if (o.first == "source_compaction_factor") {
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new_options->source_compaction_factor = ParseInt(o.second);
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} else if (o.first == "max_grandparent_overlap_factor") {
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new_options->max_grandparent_overlap_factor = ParseInt(o.second);
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} else if (o.first == "soft_rate_limit") {
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new_options->soft_rate_limit = ParseDouble(o.second);
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} else if (o.first == "hard_rate_limit") {
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new_options->hard_rate_limit = ParseDouble(o.second);
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} else if (o.first == "disable_auto_compactions") {
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new_options->disable_auto_compactions = ParseBoolean(o.first, o.second);
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} else if (o.first == "purge_redundant_kvs_while_flush") {
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new_options->purge_redundant_kvs_while_flush =
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ParseBoolean(o.first, o.second);
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} else if (o.first == "compaction_style") {
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new_options->compaction_style = ParseCompactionStyle(o.second);
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} else if (o.first == "verify_checksums_in_compaction") {
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new_options->verify_checksums_in_compaction =
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ParseBoolean(o.first, o.second);
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} else if (o.first == "compaction_options_universal") {
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// TODO(ljin): add support
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throw o.first;
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} else if (o.first == "compaction_options_fifo") {
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new_options->compaction_options_fifo.max_table_files_size
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= ParseUint64(o.second);
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} else if (o.first == "max_sequential_skip_in_iterations") {
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new_options->max_sequential_skip_in_iterations = ParseUint64(o.second);
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} else if (o.first == "inplace_update_support") {
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new_options->inplace_update_support = ParseBoolean(o.first, o.second);
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} else if (o.first == "inplace_update_num_locks") {
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new_options->inplace_update_num_locks = ParseInt64(o.second);
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} else if (o.first == "bloom_locality") {
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new_options->bloom_locality = ParseUint32(o.second);
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} else if (o.first == "min_partial_merge_operands") {
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new_options->min_partial_merge_operands = ParseUint32(o.second);
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} else if (o.first == "create_if_missing") {
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new_options->create_if_missing = ParseBoolean(o.first, o.second);
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} else if (o.first == "create_missing_column_families") {
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new_options->create_missing_column_families =
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ParseBoolean(o.first, o.second);
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} else if (o.first == "error_if_exists") {
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new_options->error_if_exists = ParseBoolean(o.first, o.second);
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} else if (o.first == "paranoid_checks") {
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new_options->paranoid_checks = ParseBoolean(o.first, o.second);
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} else if (o.first == "max_open_files") {
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new_options->max_open_files = ParseInt(o.second);
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} else if (o.first == "max_total_wal_size") {
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new_options->max_total_wal_size = ParseUint64(o.second);
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} else if (o.first == "disable_data_sync") {
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new_options->disableDataSync = ParseBoolean(o.first, o.second);
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} else if (o.first == "use_fsync") {
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new_options->use_fsync = ParseBoolean(o.first, o.second);
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} else if (o.first == "db_paths") {
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// TODO(ljin): add support
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throw o.first;
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} else if (o.first == "db_log_dir") {
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new_options->db_log_dir = o.second;
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} else if (o.first == "wal_dir") {
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new_options->wal_dir = o.second;
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} else if (o.first == "delete_obsolete_files_period_micros") {
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new_options->delete_obsolete_files_period_micros =
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ParseUint64(o.second);
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} else if (o.first == "max_background_compactions") {
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new_options->max_background_compactions = ParseInt(o.second);
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} else if (o.first == "max_background_flushes") {
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new_options->max_background_flushes = ParseInt(o.second);
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} else if (o.first == "max_log_file_size") {
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new_options->max_log_file_size = ParseInt64(o.second);
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} else if (o.first == "log_file_time_to_roll") {
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new_options->log_file_time_to_roll = ParseInt64(o.second);
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} else if (o.first == "keep_log_file_num") {
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new_options->keep_log_file_num = ParseInt64(o.second);
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} else if (o.first == "max_manifest_file_size") {
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new_options->max_manifest_file_size = ParseUint64(o.second);
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} else if (o.first == "table_cache_numshardbits") {
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new_options->table_cache_numshardbits = ParseInt(o.second);
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} else if (o.first == "table_cache_remove_scan_count_limit") {
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new_options->table_cache_remove_scan_count_limit = ParseInt(o.second);
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} else if (o.first == "WAL_ttl_seconds") {
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new_options->WAL_ttl_seconds = ParseUint64(o.second);
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} else if (o.first == "WAL_size_limit_MB") {
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new_options->WAL_size_limit_MB = ParseUint64(o.second);
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} else if (o.first == "manifest_preallocation_size") {
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new_options->manifest_preallocation_size = ParseInt64(o.second);
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} else if (o.first == "allow_os_buffer") {
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new_options->allow_os_buffer = ParseBoolean(o.first, o.second);
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} else if (o.first == "allow_mmap_reads") {
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new_options->allow_mmap_reads = ParseBoolean(o.first, o.second);
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} else if (o.first == "allow_mmap_writes") {
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new_options->allow_mmap_writes = ParseBoolean(o.first, o.second);
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} else if (o.first == "is_fd_close_on_exec") {
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new_options->is_fd_close_on_exec = ParseBoolean(o.first, o.second);
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} else if (o.first == "skip_log_error_on_recovery") {
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new_options->skip_log_error_on_recovery =
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ParseBoolean(o.first, o.second);
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} else if (o.first == "stats_dump_period_sec") {
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new_options->stats_dump_period_sec = ParseUint32(o.second);
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} else if (o.first == "advise_random_on_open") {
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new_options->advise_random_on_open = ParseBoolean(o.first, o.second);
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} else if (o.first == "use_adaptive_mutex") {
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new_options->use_adaptive_mutex = ParseBoolean(o.first, o.second);
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} else if (o.first == "allow_thread_local") {
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new_options->allow_thread_local = ParseBoolean(o.first, o.second);
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} else if (o.first == "bytes_per_sync") {
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new_options->bytes_per_sync = ParseUint64(o.second);
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} else {
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return false;
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}
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} catch (std::exception) {
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return false;
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}
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}
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return true;
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}
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} // namespace rocksdb
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