rpc_mempool.cpp

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// Copyright (c) 2011-2022 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 <kernel/cs_main.h>
#include <kernel/mempool_entry.h>
#include <rpc/mempool.h>
#include <test/util/setup_common.h>
#include <txmempool.h>
#include <util/chaintype.h>
 
#include <univalue.h>
 
 
static void AddTx(const CTransactionRef& tx, const CAmount& fee, CTxMemPool& pool) EXCLUSIVE_LOCKS_REQUIRED(cs_main, pool.cs)
{
    LockPoints lp;
    pool.addUnchecked(CTxMemPoolEntry(tx, fee, /*time=*/0, /*entry_height=*/1, /*entry_sequence=*/0, /*spends_coinbase=*/false, /*sigops_cost=*/4, lp));
}
 
static void RpcMempool(benchmark::Bench& bench)
{
    const auto testing_setup = MakeNoLogFileContext<const ChainTestingSetup>(ChainType::MAIN);
    CTxMemPool& pool = *Assert(testing_setup->m_node.mempool);
    LOCK2(cs_main, pool.cs);
 
    for (int i = 0; i < 1000; ++i) {
        CMutableTransaction tx = CMutableTransaction();
        tx.vin.resize(1);
        tx.vin[0].scriptSig = CScript() << OP_1;
        tx.vin[0].scriptWitness.stack.push_back({1});
        tx.vout.resize(1);
        tx.vout[0].scriptPubKey = CScript() << OP_1 << OP_EQUAL;
        tx.vout[0].nValue = i;
        const CTransactionRef tx_r{MakeTransactionRef(tx)};
        AddTx(tx_r, /*fee=*/i, pool);
    }
 
    bench.run([&] {
        (void)MempoolToJSON(pool, /*verbose=*/true);
    });
}
 
BENCHMARK(RpcMempool, benchmark::PriorityLevel::HIGH);