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fuzz: Limit max ops in tx_pool fuzz targets

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MarcoFalke 2021-07-15 12:58:40 +02:00
parent 97153a7026
commit fa33ed4b3f
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GPG key ID: CE2B75697E69A548
1 changed files with 10 additions and 2 deletions
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12
src/test/fuzz/tx_pool.cpp
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@ -112,6 +112,10 @@ void MockTime(FuzzedDataProvider& fuzzed_data_provider, const CChainState& chain
FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool)
{
// Pick an arbitrary upper bound to limit the runtime and avoid timeouts on
// inputs.
int limit_max_ops{300};
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
const auto& node = g_setup->m_node;
auto& chainstate = node.chainman->ActiveChainstate();
@ -142,7 +146,7 @@ FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool)
return c.out.nValue;
};
while (fuzzed_data_provider.ConsumeBool()) {
while (--limit_max_ops >= 0 && fuzzed_data_provider.ConsumeBool()) {
{
// Total supply is the mempool fee + all outpoints
CAmount supply_now{WITH_LOCK(tx_pool.cs, return tx_pool.GetTotalFee())};
@ -285,6 +289,10 @@ FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool)
FUZZ_TARGET_INIT(tx_pool, initialize_tx_pool)
{
// Pick an arbitrary upper bound to limit the runtime and avoid timeouts on
// inputs.
int limit_max_ops{300};
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
const auto& node = g_setup->m_node;
auto& chainstate = node.chainman->ActiveChainstate();
@ -305,7 +313,7 @@ FUZZ_TARGET_INIT(tx_pool, initialize_tx_pool)
CTxMemPool tx_pool_{/* estimator */ nullptr, /* check_ratio */ 1};
MockedTxPool& tx_pool = *static_cast<MockedTxPool*>(&tx_pool_);
while (fuzzed_data_provider.ConsumeBool()) {
while (--limit_max_ops >= 0 && fuzzed_data_provider.ConsumeBool()) {
const auto mut_tx = ConsumeTransaction(fuzzed_data_provider, txids);
if (fuzzed_data_provider.ConsumeBool()) {