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merge bitcoin#23437: AcceptToMemoryPool

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Kittywhiskers Van Gogh 2024-10-01 12:21:30 +00:00
parent 1f4e8a0cf9
commit 8bdab4d4fe
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GPG Key ID: 30CD0C065E5C4AAD
3 changed files with 27 additions and 29 deletions
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8
src/test/fuzz/tx_pool.cpp
View File

@ -86,7 +86,7 @@ void Finish(FuzzedDataProvider& fuzzed_data_provider, MockedTxPool& tx_pool, con
options.nBlockMaxSize = fuzzed_data_provider.ConsumeIntegralInRange(0U, MaxBlockSize(true));
options.blockMinFeeRate = CFeeRate{ConsumeMoney(fuzzed_data_provider, /* max */ COIN)};
auto assembler = BlockAssembler{chainstate, node, *static_cast<CTxMemPool*>(&tx_pool), ::Params(), options};
auto assembler = BlockAssembler{chainstate, node, *static_cast<CTxMemPool*>(&tx_pool), chainstate.m_params, options};
auto block_template = assembler.CreateNewBlock(CScript{} << OP_TRUE);
Assert(block_template->block.vtx.size() >= 1);
}
@ -222,13 +222,13 @@ FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool)
// Make sure ProcessNewPackage on one transaction works and always fully validates the transaction.
// The result is not guaranteed to be the same as what is returned by ATMP.
const auto result_package = WITH_LOCK(::cs_main,
return ProcessNewPackage(node.chainman->ActiveChainstate(), tx_pool, {tx}, true));
return ProcessNewPackage(chainstate, tx_pool, {tx}, true));
auto it = result_package.m_tx_results.find(tx->GetHash());
Assert(it != result_package.m_tx_results.end());
Assert(it->second.m_result_type == MempoolAcceptResult::ResultType::VALID ||
it->second.m_result_type == MempoolAcceptResult::ResultType::INVALID);
const auto res = WITH_LOCK(::cs_main, return AcceptToMemoryPool(chainstate, tx_pool, tx, bypass_limits));
const auto res = WITH_LOCK(::cs_main, return AcceptToMemoryPool(tx_pool, chainstate, tx, GetTime(), bypass_limits, /* test_accept= */ false));
const bool accepted = res.m_result_type == MempoolAcceptResult::ResultType::VALID;
SyncWithValidationInterfaceQueue();
UnregisterSharedValidationInterface(txr);
@ -328,7 +328,7 @@ FUZZ_TARGET_INIT(tx_pool, initialize_tx_pool)
const auto tx = MakeTransactionRef(mut_tx);
const bool bypass_limits = fuzzed_data_provider.ConsumeBool();
::fRequireStandard = fuzzed_data_provider.ConsumeBool();
const auto res = WITH_LOCK(::cs_main, return AcceptToMemoryPool(node.chainman->ActiveChainstate(), tx_pool, tx, bypass_limits));
const auto res = WITH_LOCK(::cs_main, return AcceptToMemoryPool(tx_pool, chainstate, tx, GetTime(), bypass_limits, /* test_accept= */ false));
const bool accepted = res.m_result_type == MempoolAcceptResult::ResultType::VALID;
if (accepted) {
txids.push_back(tx->GetHash());

29
src/validation.cpp
View File

@ -354,7 +354,9 @@ void CChainState::MaybeUpdateMempoolForReorg(
while (it != disconnectpool.queuedTx.get<insertion_order>().rend()) {
// ignore validation errors in resurrected transactions
if (!fAddToMempool || (*it)->IsCoinBase() ||
AcceptToMemoryPool(*this, *m_mempool, *it, true /* bypass_limits */).m_result_type != MempoolAcceptResult::ResultType::VALID) {
AcceptToMemoryPool(*m_mempool, *this, *it, GetTime(),
/* bypass_limits= */true, /* test_accept= */ false).m_result_type !=
MempoolAcceptResult::ResultType::VALID) {
// If the transaction doesn't make it in to the mempool, remove any
// transactions that depend on it (which would now be orphans).
m_mempool->removeRecursive(**it, MemPoolRemovalReason::REORG);
@ -978,16 +980,13 @@ PackageMempoolAcceptResult MemPoolAccept::AcceptMultipleTransactions(const std::
} // anon namespace
/** (try to) add transaction to memory pool with a specified acceptance time **/
static MempoolAcceptResult AcceptToMemoryPoolWithTime(const CChainParams& chainparams, CTxMemPool& pool, CChainState& active_chainstate,
const CTransactionRef &tx, int64_t nAcceptTime,
bool bypass_limits, bool test_accept)
MempoolAcceptResult AcceptToMemoryPool(CTxMemPool& pool, CChainState& active_chainstate, const CTransactionRef& tx,
int64_t accept_time, bool bypass_limits, bool test_accept)
EXCLUSIVE_LOCKS_REQUIRED(::cs_main)
{
AssertLockHeld(::cs_main);
const CChainParams& chainparams{active_chainstate.m_params};
std::vector<COutPoint> coins_to_uncache;
MemPoolAccept::ATMPArgs args { chainparams, nAcceptTime, bypass_limits, coins_to_uncache, test_accept };
MemPoolAccept::ATMPArgs args { chainparams, accept_time, bypass_limits, coins_to_uncache, test_accept };
const MempoolAcceptResult result = MemPoolAccept(pool, active_chainstate).AcceptSingleTransaction(tx, args);
if (result.m_result_type != MempoolAcceptResult::ResultType::VALID || test_accept) {
if (result.m_result_type != MempoolAcceptResult::ResultType::VALID) {
@ -1008,11 +1007,6 @@ static MempoolAcceptResult AcceptToMemoryPoolWithTime(const CChainParams& chainp
return result;
}
MempoolAcceptResult AcceptToMemoryPool(CChainState& active_chainstate, CTxMemPool& pool, const CTransactionRef &tx, bool bypass_limits, bool test_accept)
{
return AcceptToMemoryPoolWithTime(Params(), pool, active_chainstate, tx, GetTime(), bypass_limits, test_accept);
}
PackageMempoolAcceptResult ProcessNewPackage(CChainState& active_chainstate, CTxMemPool& pool,
const Package& package, bool test_accept)
{
@ -1232,12 +1226,12 @@ CChainState::CChainState(CTxMemPool* mempool,
const std::unique_ptr<llmq::CInstantSendManager>& isman,
std::optional<uint256> from_snapshot_blockhash)
: m_mempool(mempool),
m_params(::Params()),
m_chain_helper(chain_helper),
m_clhandler(clhandler),
m_isman(isman),
m_evoDb(evoDb),
m_blockman(blockman),
m_params(::Params()),
m_chainman(chainman),
m_from_snapshot_blockhash(from_snapshot_blockhash) {}
@ -4001,7 +3995,7 @@ MempoolAcceptResult ChainstateManager::ProcessTransaction(const CTransactionRef&
state.Invalid(TxValidationResult::TX_NO_MEMPOOL, "no-mempool");
return MempoolAcceptResult::Failure(state);
}
auto result = AcceptToMemoryPool(active_chainstate, *active_chainstate.m_mempool, tx, bypass_limits, test_accept);
auto result = AcceptToMemoryPool(*active_chainstate.m_mempool, active_chainstate, tx, GetTime(), bypass_limits, test_accept);
active_chainstate.m_mempool->check(active_chainstate.CoinsTip(), active_chainstate.m_chain.Height() + 1);
return result;
}
@ -4966,7 +4960,6 @@ static const uint64_t MEMPOOL_DUMP_VERSION = 1;
bool LoadMempool(CTxMemPool& pool, CChainState& active_chainstate, FopenFn mockable_fopen_function)
{
const CChainParams& chainparams = Params();
int64_t nExpiryTimeout = gArgs.GetArg("-mempoolexpiry", DEFAULT_MEMPOOL_EXPIRY) * 60 * 60;
FILE* filestr{mockable_fopen_function(gArgs.GetDataDirNet() / "mempool.dat", "rb")};
CAutoFile file(filestr, SER_DISK, CLIENT_VERSION);
@ -5005,8 +4998,8 @@ bool LoadMempool(CTxMemPool& pool, CChainState& active_chainstate, FopenFn mocka
}
if (nTime > nNow - nExpiryTimeout) {
LOCK(cs_main);
if (AcceptToMemoryPoolWithTime(chainparams, pool, active_chainstate, tx, nTime, false /* bypass_limits */,
false /* test_accept */).m_result_type == MempoolAcceptResult::ResultType::VALID) {
if (AcceptToMemoryPool(pool, active_chainstate, tx, nTime, /* bypass_limits= */ false,
/* test_accept= */ false).m_result_type == MempoolAcceptResult::ResultType::VALID) {
++count;
} else {
// mempool may contain the transaction already, e.g. from

19
src/validation.h
View File

@ -240,19 +240,23 @@ struct PackageMempoolAcceptResult
};
/**
* Try to add a transaction to the mempool. This is an internal function and is
* exposed only for testing. Client code should use ChainstateManager::ProcessTransaction()
* Try to add a transaction to the mempool. This is an internal function and is exposed only for testing.
* Client code should use ChainstateManager::ProcessTransaction()
*
* @param[in] active_chainstate Reference to the active chainstate.
* @param[in] pool Reference to the node's mempool.
* @param[in] active_chainstate Reference to the active chainstate.
* @param[in] tx The transaction to submit for mempool acceptance.
* @param[in] accept_time The timestamp for adding the transaction to the mempool. Usually
* the current system time, but may be different.
* It is also used to determine when the entry expires.
* @param[in] bypass_limits When true, don't enforce mempool fee and capacity limits.
* @param[in] test_accept When true, run validation checks but don't submit to mempool.
*
* @returns a MempoolAcceptResult indicating whether the transaction was accepted/rejected with reason.
*/
MempoolAcceptResult AcceptToMemoryPool(CChainState& active_chainstate, CTxMemPool& pool, const CTransactionRef& tx,
bool bypass_limits, bool test_accept=false) EXCLUSIVE_LOCKS_REQUIRED(cs_main);
MempoolAcceptResult AcceptToMemoryPool(CTxMemPool& pool, CChainState& active_chainstate, const CTransactionRef& tx,
int64_t accept_time, bool bypass_limits, bool test_accept)
EXCLUSIVE_LOCKS_REQUIRED(cs_main);
/**
* Atomically test acceptance of a package. If the package only contains one tx, package rules still
@ -486,8 +490,6 @@ protected:
//! Only the active chainstate has a mempool.
CTxMemPool* m_mempool;
const CChainParams& m_params;
//! Manages the UTXO set, which is a reflection of the contents of `m_chain`.
std::unique_ptr<CoinsViews> m_coins_views;
@ -502,6 +504,9 @@ public:
//! CChainState instances.
BlockManager& m_blockman;
/** Chain parameters for this chainstate */
const CChainParams& m_params;
//! The chainstate manager that owns this chainstate. The reference is
//! necessary so that this instance can check whether it is the active
//! chainstate within deeply nested method calls.