mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
72020c04c4
* getactorstats query for validator-engine-console * celldb in-memory mode (--celldb-in-memory option) * rldp2: bugfix - do not estimate speed while nothing is sent * add simple ed25519 benchmark * fix compilation errors of different platforms and move to c++20 * fix some warnings * turn on TON_USE_ABSEIL for glibc 2.27 nix build --------- Co-authored-by: birydrad <>
127 lines
3.8 KiB
C++
127 lines
3.8 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#pragma once
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#if !TDDB_USE_ROCKSDB
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#error "RocksDb is not supported"
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#endif
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#include "td/db/KeyValue.h"
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#include "td/utils/Span.h"
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#include "td/utils/Status.h"
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#include "td/utils/optional.h"
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#include "td/utils/Time.h"
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#include <map>
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#include <mutex>
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#include <set>
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#include <functional>
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namespace rocksdb {
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class Cache;
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class OptimisticTransactionDB;
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class Transaction;
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class WriteBatch;
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class Snapshot;
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class Statistics;
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} // namespace rocksdb
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namespace td {
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struct RocksDbSnapshotStatistics {
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void begin_snapshot(const rocksdb::Snapshot *snapshot);
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void end_snapshot(const rocksdb::Snapshot *snapshot);
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td::Timestamp oldest_snapshot_timestamp() const;
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std::string to_string() const;
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private:
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mutable std::mutex mutex_;
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std::map<std::uintptr_t, double> id_to_ts_;
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std::set<std::pair<double, std::uintptr_t>> by_ts_;
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};
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struct RocksDbOptions {
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std::shared_ptr<rocksdb::Statistics> statistics = nullptr;
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std::shared_ptr<rocksdb::Cache> block_cache; // Default - one 1G cache for all RocksDb
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std::shared_ptr<RocksDbSnapshotStatistics> snapshot_statistics = nullptr;
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bool use_direct_reads = false;
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bool no_block_cache = false;
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};
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class RocksDb : public KeyValue {
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public:
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static Status destroy(Slice path);
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RocksDb clone() const;
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static Result<RocksDb> open(std::string path, RocksDbOptions options = {});
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Result<GetStatus> get(Slice key, std::string &value) override;
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Status set(Slice key, Slice value) override;
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Status erase(Slice key) override;
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Result<size_t> count(Slice prefix) override;
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Status for_each(std::function<Status(Slice, Slice)> f) override;
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Status for_each_in_range (Slice begin, Slice end, std::function<Status(Slice, Slice)> f) override;
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Status begin_write_batch() override;
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Status commit_write_batch() override;
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Status abort_write_batch() override;
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Status begin_transaction() override;
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Status commit_transaction() override;
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Status abort_transaction() override;
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Status flush() override;
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Status begin_snapshot();
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Status end_snapshot();
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std::unique_ptr<KeyValueReader> snapshot() override;
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std::string stats() const override;
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static std::shared_ptr<rocksdb::Statistics> create_statistics();
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static std::string statistics_to_string(const std::shared_ptr<rocksdb::Statistics> statistics);
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static void reset_statistics(const std::shared_ptr<rocksdb::Statistics> statistics);
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static std::shared_ptr<rocksdb::Cache> create_cache(size_t capacity);
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RocksDb(RocksDb &&);
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RocksDb &operator=(RocksDb &&);
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~RocksDb();
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std::shared_ptr<rocksdb::OptimisticTransactionDB> raw_db() const {
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return db_;
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};
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private:
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std::shared_ptr<rocksdb::OptimisticTransactionDB> db_;
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RocksDbOptions options_;
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std::unique_ptr<rocksdb::Transaction> transaction_;
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std::unique_ptr<rocksdb::WriteBatch> write_batch_;
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class UnreachableDeleter {
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public:
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template <class T>
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void operator()(T *) {
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UNREACHABLE();
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}
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};
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std::unique_ptr<const rocksdb::Snapshot, UnreachableDeleter> snapshot_;
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explicit RocksDb(std::shared_ptr<rocksdb::OptimisticTransactionDB> db, RocksDbOptions options);
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};
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} // namespace td
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