readblock.cpp

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// Copyright (c) 2023 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include <bench/bench.h>
#include <bench/data/block413567.raw.h>
#include <flatfile.h>
#include <node/blockstorage.h>
#include <primitives/block.h>
#include <primitives/transaction.h>
#include <serialize.h>
#include <span.h>
#include <streams.h>
#include <test/util/setup_common.h>
#include <validation.h>
 
#include <cassert>
#include <cstdint>
#include <memory>
#include <vector>
 
static FlatFilePos WriteBlockToDisk(ChainstateManager& chainman)
{
    DataStream stream{benchmark::data::block413567};
    CBlock block;
    stream >> TX_WITH_WITNESS(block);
 
    return chainman.m_blockman.SaveBlockToDisk(block, 0);
}
 
static void ReadBlockFromDiskTest(benchmark::Bench& bench)
{
    const auto testing_setup{MakeNoLogFileContext<const TestingSetup>(ChainType::MAIN)};
    ChainstateManager& chainman{*testing_setup->m_node.chainman};
 
    CBlock block;
    const auto pos{WriteBlockToDisk(chainman)};
 
    bench.run([&] {
        const auto success{chainman.m_blockman.ReadBlockFromDisk(block, pos)};
        assert(success);
    });
}
 
static void ReadRawBlockFromDiskTest(benchmark::Bench& bench)
{
    const auto testing_setup{MakeNoLogFileContext<const TestingSetup>(ChainType::MAIN)};
    ChainstateManager& chainman{*testing_setup->m_node.chainman};
 
    std::vector<uint8_t> block_data;
    const auto pos{WriteBlockToDisk(chainman)};
 
    bench.run([&] {
        const auto success{chainman.m_blockman.ReadRawBlockFromDisk(block_data, pos)};
        assert(success);
    });
}
 
BENCHMARK(ReadBlockFromDiskTest, benchmark::PriorityLevel::HIGH);
BENCHMARK(ReadRawBlockFromDiskTest, benchmark::PriorityLevel::HIGH);