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src/bench/duplicate_inputs.cpp

// Copyright (c) 2011-2018 The Bitcoin Core developers // Copyright (c) 2011-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying // Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <bench/bench.h> #include <bench/bench.h>
#include <chain.h> #include <chain.h>
#include <chainparams.h> #include <chainparams.h>
#include <coins.h> #include <coins.h>
#include <config.h> #include <config.h>
#include <consensus/merkle.h> #include <consensus/merkle.h>
#include <consensus/validation.h> #include <consensus/validation.h>
#include <miner.h> #include <miner.h>
#include <policy/policy.h> #include <policy/policy.h>
#include <pow.h> #include <pow.h>
#include <scheduler.h>
#include <script/scriptcache.h> #include <script/scriptcache.h>
#include <txdb.h>
#include <txmempool.h> #include <txmempool.h>
#include <util/time.h>
#include <validation.h> #include <validation.h>
#include <validationinterface.h> #include <validationinterface.h>
#include <boost/thread.hpp>
#include <list> #include <list>
#include <vector> #include <vector>
static void DuplicateInputs(benchmark::State &state) { static void DuplicateInputs(benchmark::State &state) {
const CScript SCRIPT_PUB{CScript(OP_TRUE)}; const CScript SCRIPT_PUB{CScript(OP_TRUE)};
// Switch to regtest so we can mine faster const CChainParams &chainparams = Params();
SelectParams(CBaseChainParams::REGTEST);
const Config &config = GetConfig();
InitScriptExecutionCache();
boost::thread_group thread_group;
CScheduler scheduler;
const CChainParams &chainparams = config.GetChainParams();
{
LOCK(cs_main);
::pblocktree.reset(new CBlockTreeDB(1 << 20, true));
::pcoinsdbview.reset(new CCoinsViewDB(1 << 23, true));
::pcoinsTip.reset(new CCoinsViewCache(pcoinsdbview.get()));
}
{
thread_group.create_thread(
std::bind(&CScheduler::serviceQueue, &scheduler));
GetMainSignals().RegisterBackgroundSignalScheduler(scheduler);
LoadGenesisBlock(chainparams);
CValidationState cvstate;
ActivateBestChain(config, cvstate);
assert(::ChainActive().Tip() != nullptr);
}
CBlock block{}; CBlock block{};
CMutableTransaction coinbaseTx{}; CMutableTransaction coinbaseTx{};
CMutableTransaction naughtyTx{}; CMutableTransaction naughtyTx{};
CBlockIndex *pindexPrev = ::ChainActive().Tip(); CBlockIndex *pindexPrev = ::ChainActive().Tip();
assert(pindexPrev != nullptr); assert(pindexPrev != nullptr);
block.nBits = block.nBits =
Show All 24 Linesstatic void DuplicateInputs(benchmark::State &state) {
block.vtx.push_back(MakeTransactionRef(std::move(coinbaseTx))); block.vtx.push_back(MakeTransactionRef(std::move(coinbaseTx)));
block.vtx.push_back(MakeTransactionRef(std::move(naughtyTx))); block.vtx.push_back(MakeTransactionRef(std::move(naughtyTx)));
block.hashMerkleRoot = BlockMerkleRoot(block); block.hashMerkleRoot = BlockMerkleRoot(block);
while (state.KeepRunning()) { while (state.KeepRunning()) {
CValidationState cvstate{}; CValidationState cvstate{};
assert(!CheckBlock(block, cvstate, chainparams.GetConsensus(), assert(!CheckBlock(block, cvstate, chainparams.GetConsensus(),
BlockValidationOptions(config) BlockValidationOptions(GetConfig())
.withCheckPoW(false) .withCheckPoW(false)
.withCheckMerkleRoot(false))); .withCheckMerkleRoot(false)));
assert(cvstate.GetRejectReason() == "bad-txns-inputs-duplicate"); assert(cvstate.GetRejectReason() == "bad-txns-inputs-duplicate");
} }
thread_group.interrupt_all();
thread_group.join_all();
GetMainSignals().FlushBackgroundCallbacks();
GetMainSignals().UnregisterBackgroundSignalScheduler();
} }
BENCHMARK(DuplicateInputs, 10); BENCHMARK(DuplicateInputs, 10);