mirror of
https://github.com/matrix-construct/construct
synced 2024-09-29 20:28:52 +02:00
ircd::db: Create DBOptions earlier for use when reading column names.
This commit is contained in:
Jason Volk
parent
e8088ce52a
commit
402f0f91f1
2 changed files with 104 additions and 97 deletions
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@ -85,8 +85,9 @@ struct ircd::db::database
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std::string name;
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uint64_t checkpoint;
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std::string optstr;
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std::string path;
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std::string optstr;
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bool fsck, read_only;
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std::shared_ptr<struct env> env;
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std::shared_ptr<struct logs> logs;
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std::shared_ptr<struct stats> stats;
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@ -95,6 +96,7 @@ struct ircd::db::database
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std::shared_ptr<rocksdb::SstFileManager> ssts;
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std::shared_ptr<rocksdb::Cache> row_cache;
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std::vector<descriptor> descriptors;
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std::unique_ptr<rocksdb::DBOptions> opts;
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std::unordered_map<string_view, std::shared_ptr<column>> column_names;
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std::unique_ptr<rocksdb::DB> d;
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std::vector<std::shared_ptr<column>> column_index; // indexed by cfid
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197
ircd/db.cc
197
ircd/db.cc
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@ -760,13 +760,21 @@ try
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// opening/creation -1 just defaults to 0.
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checkpoint == uint64_t(-1)? 0 : checkpoint
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}
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,path
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{
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db::path(this->name, this->checkpoint)
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}
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,optstr
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{
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std::move(optstr)
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}
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,path
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,fsck
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{
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db::path(this->name, this->checkpoint)
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false
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}
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,read_only
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{
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false
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}
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,env
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{
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@ -804,18 +812,101 @@ try
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{
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std::move(description)
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}
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,column_names{[this]
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,opts{[this]
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{
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const auto opts
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auto opts
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{
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make_dbopts(this->optstr)
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std::make_unique<rocksdb::DBOptions>(make_dbopts(this->optstr, &this->optstr, &read_only, &fsck))
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};
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// Setup sundry
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opts->create_if_missing = true;
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opts->create_missing_column_families = true;
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opts->max_file_opening_threads = 0;
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opts->stats_dump_period_sec = 0;
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opts->enable_thread_tracking = false;
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opts->avoid_flush_during_recovery = true;
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opts->delete_obsolete_files_period_micros = 0;
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opts->max_background_jobs = 2;
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opts->max_background_flushes = 1;
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opts->max_background_compactions = 1;
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opts->max_subcompactions = 1;
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opts->max_open_files = -1; //ircd::info::rlimit_nofile / 4;
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opts->allow_concurrent_memtable_write = false;
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opts->enable_write_thread_adaptive_yield = false;
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opts->enable_pipelined_write = false;
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opts->write_thread_max_yield_usec = 0;
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opts->write_thread_slow_yield_usec = 0;
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//opts->max_total_wal_size = 8_MiB;
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opts->allow_fallocate = true;
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// Detect if O_DIRECT is possible if db::init left a file in the
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// database directory claiming such. User can force no direct io
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// with program option at startup (i.e -nodirect).
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opts->use_direct_reads = ircd::nodirect? false:
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fs::exists(direct_io_test_file_path());
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//opts->use_direct_io_for_flush_and_compaction = false;
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opts->use_direct_io_for_flush_and_compaction = opts->use_direct_reads;
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#ifdef RB_DEBUG
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opts->dump_malloc_stats = true;
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#endif
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// Setup env
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opts->env = env.get();
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// Setup SST file mgmt
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opts->sst_file_manager = this->ssts;
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// Setup logging
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logs->SetInfoLogLevel(ircd::debugmode? rocksdb::DEBUG_LEVEL : rocksdb::WARN_LEVEL);
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opts->info_log_level = logs->GetInfoLogLevel();
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opts->info_log = logs;
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// Setup event and statistics callbacks
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opts->listeners.emplace_back(this->events);
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// Setup histogram collecting
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//this->stats->stats_level_ = rocksdb::kAll;
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this->stats->stats_level_ = rocksdb::kExceptTimeForMutex;
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opts->statistics = this->stats;
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// Setup performance metric options
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//rocksdb::SetPerfLevel(rocksdb::PerfLevel::kDisable);
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// Default corruption tolerance is zero-tolerance; db fails to open with
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// error by default to inform the user. The rest of the options are
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// various relaxations for how to proceed.
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opts->wal_recovery_mode = rocksdb::WALRecoveryMode::kAbsoluteConsistency;
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// When corrupted after crash, the DB is rolled back before the first
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// corruption and erases everything after it, giving a consistent
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// state up at that point, though losing some recent data.
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if(ircd::pitrecdb) //TODO: no global?
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opts->wal_recovery_mode = rocksdb::WALRecoveryMode::kPointInTimeRecovery;
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// Skipping corrupted records will create gaps in the DB timeline where the
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// application (like a matrix timeline) cannot tolerate the unexpected gap.
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//opts->wal_recovery_mode = rocksdb::WALRecoveryMode::kSkipAnyCorruptedRecords;
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// Tolerating corrupted records is very last-ditch for getting the database to
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// open in a catastrophe. We have no use for this option but should use it for
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//TODO: emergency salvage-mode.
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//opts->wal_recovery_mode = rocksdb::WALRecoveryMode::kTolerateCorruptedTailRecords;
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// Setup cache
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opts->row_cache = this->row_cache;
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return opts;
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}()}
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,column_names{[this]
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{
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// Existing columns at path. If any are left the descriptor set did not
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// describe all of the columns found in the database at path.
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const auto required
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{
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db::column_names(path, opts)
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db::column_names(path, *opts)
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};
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// As we find descriptors for all of the columns on the disk we'll
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@ -853,92 +944,6 @@ try
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}()}
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,d{[this]
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{
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bool fsck{false};
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bool read_only{false};
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auto opts
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{
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make_dbopts(this->optstr, &this->optstr, &read_only, &fsck)
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};
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// Setup sundry
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opts.create_if_missing = true;
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opts.create_missing_column_families = true;
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opts.max_file_opening_threads = 0;
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opts.stats_dump_period_sec = 0;
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opts.enable_thread_tracking = false;
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opts.avoid_flush_during_recovery = true;
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opts.delete_obsolete_files_period_micros = 0;
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opts.max_background_jobs = 2;
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opts.max_background_flushes = 1;
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opts.max_background_compactions = 1;
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opts.max_subcompactions = 1;
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opts.max_open_files = -1; //ircd::info::rlimit_nofile / 4;
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opts.allow_concurrent_memtable_write = false;
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opts.enable_write_thread_adaptive_yield = false;
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opts.enable_pipelined_write = false;
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opts.write_thread_max_yield_usec = 0;
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opts.write_thread_slow_yield_usec = 0;
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//opts.max_total_wal_size = 8_MiB;
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opts.allow_fallocate = true;
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// Detect if O_DIRECT is possible if db::init left a file in the
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// database directory claiming such. User can force no direct io
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// with program option at startup (i.e -nodirect).
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opts.use_direct_reads = ircd::nodirect? false:
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fs::exists(direct_io_test_file_path());
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//opts.use_direct_io_for_flush_and_compaction = false;
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opts.use_direct_io_for_flush_and_compaction = opts.use_direct_reads;
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#ifdef RB_DEBUG
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opts.dump_malloc_stats = true;
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#endif
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// Setup env
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opts.env = env.get();
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// Setup SST file mgmt
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opts.sst_file_manager = this->ssts;
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// Setup logging
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logs->SetInfoLogLevel(ircd::debugmode? rocksdb::DEBUG_LEVEL : rocksdb::WARN_LEVEL);
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opts.info_log_level = logs->GetInfoLogLevel();
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opts.info_log = logs;
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// Setup event and statistics callbacks
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opts.listeners.emplace_back(this->events);
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// Setup histogram collecting
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//this->stats->stats_level_ = rocksdb::kAll;
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this->stats->stats_level_ = rocksdb::kExceptTimeForMutex;
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opts.statistics = this->stats;
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// Setup performance metric options
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//rocksdb::SetPerfLevel(rocksdb::PerfLevel::kDisable);
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// Default corruption tolerance is zero-tolerance; db fails to open with
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// error by default to inform the user. The rest of the options are
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// various relaxations for how to proceed.
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opts.wal_recovery_mode = rocksdb::WALRecoveryMode::kAbsoluteConsistency;
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// When corrupted after crash, the DB is rolled back before the first
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// corruption and erases everything after it, giving a consistent
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// state up at that point, though losing some recent data.
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if(ircd::pitrecdb) //TODO: no global?
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opts.wal_recovery_mode = rocksdb::WALRecoveryMode::kPointInTimeRecovery;
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// Skipping corrupted records will create gaps in the DB timeline where the
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// application (like a matrix timeline) cannot tolerate the unexpected gap.
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//opts.wal_recovery_mode = rocksdb::WALRecoveryMode::kSkipAnyCorruptedRecords;
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// Tolerating corrupted records is very last-ditch for getting the database to
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// open in a catastrophe. We have no use for this option but should use it for
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//TODO: emergency salvage-mode.
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//opts.wal_recovery_mode = rocksdb::WALRecoveryMode::kTolerateCorruptedTailRecords;
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// Setup cache
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opts.row_cache = this->row_cache;
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std::vector<rocksdb::ColumnFamilyHandle *> handles; // filled by DB::Open()
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std::vector<rocksdb::ColumnFamilyDescriptor> columns(this->column_names.size());
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std::transform(begin(this->column_names), end(this->column_names), begin(columns), []
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@ -960,7 +965,7 @@ try
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throw_on_error
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{
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rocksdb::RepairDB(path, opts, columns)
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rocksdb::RepairDB(path, *opts, columns)
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};
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log::info
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@ -971,7 +976,7 @@ try
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// If the directory does not exist, though rocksdb will create it, we can
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// avoid scaring the user with an error log message if we just do that..
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if(opts.create_if_missing && !fs::is_dir(path))
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if(opts->create_if_missing && !fs::is_dir(path))
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fs::mkdir(path);
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// Announce attempt before usual point where exceptions are thrown
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@ -989,12 +994,12 @@ try
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if(read_only)
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throw_on_error
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{
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rocksdb::DB::OpenForReadOnly(opts, path, columns, &handles, &ptr)
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rocksdb::DB::OpenForReadOnly(*opts, path, columns, &handles, &ptr)
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};
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else
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throw_on_error
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{
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rocksdb::DB::Open(opts, path, columns, &handles, &ptr)
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rocksdb::DB::Open(*opts, path, columns, &handles, &ptr)
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};
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std::unique_ptr<rocksdb::DB> ret
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