diff options
Diffstat (limited to 'src/test')
-rwxr-xr-x | src/test/fuzz/danger_link_all.sh | 28 | ||||
-rw-r--r-- | src/test/fuzz/fuzz.cpp | 13 | ||||
-rw-r--r-- | src/test/fuzz/parse_iso8601.cpp | 2 | ||||
-rw-r--r-- | src/test/fuzz/tx_pool.cpp | 75 | ||||
-rw-r--r-- | src/test/fuzz/util.cpp | 11 | ||||
-rw-r--r-- | src/test/fuzz/util.h | 23 |
6 files changed, 91 insertions, 61 deletions
diff --git a/src/test/fuzz/danger_link_all.sh b/src/test/fuzz/danger_link_all.sh deleted file mode 100755 index 2ddd00c658..0000000000 --- a/src/test/fuzz/danger_link_all.sh +++ /dev/null @@ -1,28 +0,0 @@ -#!/usr/bin/env bash -# Copyright (c) 2020 The Bitcoin Core developers -# Distributed under the MIT software license, see the accompanying -# file COPYING or http://www.opensource.org/licenses/mit-license.php. - -export LC_ALL=C.UTF-8 - -set -e - -ROOT_DIR="$(git rev-parse --show-toplevel)" - -# Run only once (break make recursion) -if [ -d "${ROOT_DIR}/lock_fuzz_link_all" ]; then - exit -fi -mkdir "${ROOT_DIR}/lock_fuzz_link_all" - -echo "Linking each fuzz target separately." -for FUZZING_HARNESS in $(PRINT_ALL_FUZZ_TARGETS_AND_ABORT=1 "${ROOT_DIR}/src/test/fuzz/fuzz" | sort -u); do - echo "Building src/test/fuzz/${FUZZING_HARNESS} ..." - git checkout -- "${ROOT_DIR}/src/test/fuzz/fuzz.cpp" - sed -i "s/std::getenv(\"FUZZ\")/\"${FUZZING_HARNESS}\"/g" "${ROOT_DIR}/src/test/fuzz/fuzz.cpp" - make - mv "${ROOT_DIR}/src/test/fuzz/fuzz" "${ROOT_DIR}/src/test/fuzz/${FUZZING_HARNESS}" -done -git checkout -- "${ROOT_DIR}/src/test/fuzz/fuzz.cpp" -rmdir "${ROOT_DIR}/lock_fuzz_link_all" -echo "Successfully built all fuzz targets." diff --git a/src/test/fuzz/fuzz.cpp b/src/test/fuzz/fuzz.cpp index 1fab46ff13..0d8d960d56 100644 --- a/src/test/fuzz/fuzz.cpp +++ b/src/test/fuzz/fuzz.cpp @@ -29,13 +29,24 @@ static TypeTestOneInput* g_test_one_input{nullptr}; void initialize() { + bool should_abort{false}; if (std::getenv("PRINT_ALL_FUZZ_TARGETS_AND_ABORT")) { for (const auto& t : FuzzTargets()) { if (std::get<2>(t.second)) continue; std::cout << t.first << std::endl; } - Assert(false); + should_abort = true; } + if (const char* out_path = std::getenv("WRITE_ALL_FUZZ_TARGETS_AND_ABORT")) { + std::cout << "Writing all fuzz target names to '" << out_path << "'." << std::endl; + std::ofstream out_stream(out_path, std::ios::binary); + for (const auto& t : FuzzTargets()) { + if (std::get<2>(t.second)) continue; + out_stream << t.first << std::endl; + } + should_abort = true; + } + Assert(!should_abort); std::string_view fuzz_target{Assert(std::getenv("FUZZ"))}; const auto it = FuzzTargets().find(fuzz_target); Assert(it != FuzzTargets().end()); diff --git a/src/test/fuzz/parse_iso8601.cpp b/src/test/fuzz/parse_iso8601.cpp index dcb24ac127..a56f2aa48d 100644 --- a/src/test/fuzz/parse_iso8601.cpp +++ b/src/test/fuzz/parse_iso8601.cpp @@ -15,7 +15,7 @@ FUZZ_TARGET(parse_iso8601) { FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); - const int64_t random_time = fuzzed_data_provider.ConsumeIntegral<int64_t>(); + const int64_t random_time = fuzzed_data_provider.ConsumeIntegral<int32_t>(); const std::string random_string = fuzzed_data_provider.ConsumeRemainingBytesAsString(); const std::string iso8601_datetime = FormatISO8601DateTime(random_time); diff --git a/src/test/fuzz/tx_pool.cpp b/src/test/fuzz/tx_pool.cpp index fe8d17b24a..59229987ba 100644 --- a/src/test/fuzz/tx_pool.cpp +++ b/src/test/fuzz/tx_pool.cpp @@ -3,6 +3,7 @@ // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include <consensus/validation.h> +#include <miner.h> #include <test/fuzz/FuzzedDataProvider.h> #include <test/fuzz/fuzz.h> #include <test/fuzz/util.h> @@ -77,13 +78,44 @@ void SetMempoolConstraints(ArgsManager& args, FuzzedDataProvider& fuzzed_data_pr ToString(fuzzed_data_provider.ConsumeIntegralInRange<unsigned>(0, 999))); } +void Finish(FuzzedDataProvider& fuzzed_data_provider, MockedTxPool& tx_pool, CChainState& chainstate) +{ + WITH_LOCK(::cs_main, tx_pool.check(chainstate)); + { + BlockAssembler::Options options; + options.nBlockMaxWeight = fuzzed_data_provider.ConsumeIntegralInRange(0U, MAX_BLOCK_WEIGHT); + options.blockMinFeeRate = CFeeRate{ConsumeMoney(fuzzed_data_provider)}; + auto assembler = BlockAssembler{chainstate, *static_cast<CTxMemPool*>(&tx_pool), ::Params(), options}; + auto block_template = assembler.CreateNewBlock(CScript{} << OP_TRUE); + Assert(block_template->block.vtx.size() >= 1); + } + const auto info_all = tx_pool.infoAll(); + if (!info_all.empty()) { + const auto& tx_to_remove = *PickValue(fuzzed_data_provider, info_all).tx; + WITH_LOCK(tx_pool.cs, tx_pool.removeRecursive(tx_to_remove, /* dummy */ MemPoolRemovalReason::BLOCK)); + std::vector<uint256> all_txids; + tx_pool.queryHashes(all_txids); + assert(all_txids.size() < info_all.size()); + WITH_LOCK(::cs_main, tx_pool.check(chainstate)); + } + SyncWithValidationInterfaceQueue(); +} + +void MockTime(FuzzedDataProvider& fuzzed_data_provider, const CChainState& chainstate) +{ + const auto time = ConsumeTime(fuzzed_data_provider, + chainstate.m_chain.Tip()->GetMedianTimePast() + 1, + std::numeric_limits<decltype(chainstate.m_chain.Tip()->nTime)>::max()); + SetMockTime(time); +} + FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool) { FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); const auto& node = g_setup->m_node; auto& chainstate = node.chainman->ActiveChainstate(); - SetMockTime(ConsumeTime(fuzzed_data_provider)); + MockTime(fuzzed_data_provider, chainstate); SetMempoolConstraints(*node.args, fuzzed_data_provider); // All RBF-spendable outpoints @@ -163,7 +195,7 @@ FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool) }(); if (fuzzed_data_provider.ConsumeBool()) { - SetMockTime(ConsumeTime(fuzzed_data_provider)); + MockTime(fuzzed_data_provider, chainstate); } if (fuzzed_data_provider.ConsumeBool()) { SetMempoolConstraints(*node.args, fuzzed_data_provider); @@ -237,23 +269,17 @@ FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool) } } } - WITH_LOCK(::cs_main, tx_pool.check(chainstate)); - const auto info_all = tx_pool.infoAll(); - if (!info_all.empty()) { - const auto& tx_to_remove = *PickValue(fuzzed_data_provider, info_all).tx; - WITH_LOCK(tx_pool.cs, tx_pool.removeRecursive(tx_to_remove, /* dummy */ MemPoolRemovalReason::BLOCK)); - std::vector<uint256> all_txids; - tx_pool.queryHashes(all_txids); - assert(all_txids.size() < info_all.size()); - WITH_LOCK(::cs_main, tx_pool.check(chainstate)); - } - SyncWithValidationInterfaceQueue(); + Finish(fuzzed_data_provider, tx_pool, chainstate); } FUZZ_TARGET_INIT(tx_pool, initialize_tx_pool) { FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); const auto& node = g_setup->m_node; + auto& chainstate = node.chainman->ActiveChainstate(); + + MockTime(fuzzed_data_provider, chainstate); + SetMempoolConstraints(*node.args, fuzzed_data_provider); std::vector<uint256> txids; for (const auto& outpoint : g_outpoints_coinbase_init_mature) { @@ -265,11 +291,29 @@ FUZZ_TARGET_INIT(tx_pool, initialize_tx_pool) txids.push_back(ConsumeUInt256(fuzzed_data_provider)); } - CTxMemPool tx_pool{/* estimator */ nullptr, /* check_ratio */ 1}; + CTxMemPool tx_pool_{/* estimator */ nullptr, /* check_ratio */ 1}; + MockedTxPool& tx_pool = *static_cast<MockedTxPool*>(&tx_pool_); while (fuzzed_data_provider.ConsumeBool()) { const auto mut_tx = ConsumeTransaction(fuzzed_data_provider, txids); + if (fuzzed_data_provider.ConsumeBool()) { + MockTime(fuzzed_data_provider, chainstate); + } + if (fuzzed_data_provider.ConsumeBool()) { + SetMempoolConstraints(*node.args, fuzzed_data_provider); + } + if (fuzzed_data_provider.ConsumeBool()) { + tx_pool.RollingFeeUpdate(); + } + if (fuzzed_data_provider.ConsumeBool()) { + const auto& txid = fuzzed_data_provider.ConsumeBool() ? + mut_tx.GetHash() : + PickValue(fuzzed_data_provider, txids); + const auto delta = fuzzed_data_provider.ConsumeIntegralInRange<CAmount>(-50 * COIN, +50 * COIN); + tx_pool.PrioritiseTransaction(txid, delta); + } + const auto tx = MakeTransactionRef(mut_tx); const bool bypass_limits = fuzzed_data_provider.ConsumeBool(); ::fRequireStandard = fuzzed_data_provider.ConsumeBool(); @@ -278,8 +322,7 @@ FUZZ_TARGET_INIT(tx_pool, initialize_tx_pool) if (accepted) { txids.push_back(tx->GetHash()); } - - SyncWithValidationInterfaceQueue(); } + Finish(fuzzed_data_provider, tx_pool, chainstate); } } // namespace diff --git a/src/test/fuzz/util.cpp b/src/test/fuzz/util.cpp index 7fd7559d72..574b694d1a 100644 --- a/src/test/fuzz/util.cpp +++ b/src/test/fuzz/util.cpp @@ -5,6 +5,7 @@ #include <test/fuzz/util.h> #include <test/util/script.h> #include <util/rbf.h> +#include <util/time.h> #include <version.h> FuzzedSock::FuzzedSock(FuzzedDataProvider& fuzzed_data_provider) @@ -216,6 +217,14 @@ void FillNode(FuzzedDataProvider& fuzzed_data_provider, CNode& node, bool init_v } } +int64_t ConsumeTime(FuzzedDataProvider& fuzzed_data_provider, const std::optional<int64_t>& min, const std::optional<int64_t>& max) noexcept +{ + // Avoid t=0 (1970-01-01T00:00:00Z) since SetMockTime(0) disables mocktime. + static const int64_t time_min = ParseISO8601DateTime("1970-01-01T00:00:01Z"); + static const int64_t time_max = ParseISO8601DateTime("9999-12-31T23:59:59Z"); + return fuzzed_data_provider.ConsumeIntegralInRange<int64_t>(min.value_or(time_min), max.value_or(time_max)); +} + CMutableTransaction ConsumeTransaction(FuzzedDataProvider& fuzzed_data_provider, const std::optional<std::vector<uint256>>& prevout_txids, const int max_num_in, const int max_num_out) noexcept { CMutableTransaction tx_mut; @@ -267,7 +276,7 @@ CScriptWitness ConsumeScriptWitness(FuzzedDataProvider& fuzzed_data_provider, co return ret; } -CScript ConsumeScript(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length, const bool maybe_p2wsh) noexcept +CScript ConsumeScript(FuzzedDataProvider& fuzzed_data_provider, const std::optional<size_t>& max_length, const bool maybe_p2wsh) noexcept { const std::vector<uint8_t> b = ConsumeRandomLengthByteVector(fuzzed_data_provider, max_length); CScript r_script{b.begin(), b.end()}; diff --git a/src/test/fuzz/util.h b/src/test/fuzz/util.h index 8f4f87fbdc..1a83f7a57a 100644 --- a/src/test/fuzz/util.h +++ b/src/test/fuzz/util.h @@ -26,7 +26,6 @@ #include <test/util/net.h> #include <txmempool.h> #include <uint256.h> -#include <util/time.h> #include <version.h> #include <algorithm> @@ -58,18 +57,20 @@ auto& PickValue(FuzzedDataProvider& fuzzed_data_provider, Collection& col) return *it; } -[[nodiscard]] inline std::vector<uint8_t> ConsumeRandomLengthByteVector(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length = 4096) noexcept +[[nodiscard]] inline std::vector<uint8_t> ConsumeRandomLengthByteVector(FuzzedDataProvider& fuzzed_data_provider, const std::optional<size_t>& max_length = std::nullopt) noexcept { - const std::string s = fuzzed_data_provider.ConsumeRandomLengthString(max_length); + const std::string s = max_length ? + fuzzed_data_provider.ConsumeRandomLengthString(*max_length) : + fuzzed_data_provider.ConsumeRandomLengthString(); return {s.begin(), s.end()}; } -[[nodiscard]] inline std::vector<bool> ConsumeRandomLengthBitVector(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length = 4096) noexcept +[[nodiscard]] inline std::vector<bool> ConsumeRandomLengthBitVector(FuzzedDataProvider& fuzzed_data_provider, const std::optional<size_t>& max_length = std::nullopt) noexcept { return BytesToBits(ConsumeRandomLengthByteVector(fuzzed_data_provider, max_length)); } -[[nodiscard]] inline CDataStream ConsumeDataStream(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length = 4096) noexcept +[[nodiscard]] inline CDataStream ConsumeDataStream(FuzzedDataProvider& fuzzed_data_provider, const std::optional<size_t>& max_length = std::nullopt) noexcept { return CDataStream{ConsumeRandomLengthByteVector(fuzzed_data_provider, max_length), SER_NETWORK, INIT_PROTO_VERSION}; } @@ -96,7 +97,7 @@ template <typename T> } template <typename T> -[[nodiscard]] inline std::optional<T> ConsumeDeserializable(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length = 4096) noexcept +[[nodiscard]] inline std::optional<T> ConsumeDeserializable(FuzzedDataProvider& fuzzed_data_provider, const std::optional<size_t>& max_length = std::nullopt) noexcept { const std::vector<uint8_t> buffer = ConsumeRandomLengthByteVector(fuzzed_data_provider, max_length); CDataStream ds{buffer, SER_NETWORK, INIT_PROTO_VERSION}; @@ -127,19 +128,13 @@ template <typename WeakEnumType, size_t size> return fuzzed_data_provider.ConsumeIntegralInRange<CAmount>(0, MAX_MONEY); } -[[nodiscard]] inline int64_t ConsumeTime(FuzzedDataProvider& fuzzed_data_provider) noexcept -{ - // Avoid t=0 (1970-01-01T00:00:00Z) since SetMockTime(0) is a no-op. - static const int64_t time_min = ParseISO8601DateTime("1970-01-01T00:00:01Z"); - static const int64_t time_max = ParseISO8601DateTime("9999-12-31T23:59:59Z"); - return fuzzed_data_provider.ConsumeIntegralInRange<int64_t>(time_min, time_max); -} +[[nodiscard]] int64_t ConsumeTime(FuzzedDataProvider& fuzzed_data_provider, const std::optional<int64_t>& min = std::nullopt, const std::optional<int64_t>& max = std::nullopt) noexcept; [[nodiscard]] CMutableTransaction ConsumeTransaction(FuzzedDataProvider& fuzzed_data_provider, const std::optional<std::vector<uint256>>& prevout_txids, const int max_num_in = 10, const int max_num_out = 10) noexcept; [[nodiscard]] CScriptWitness ConsumeScriptWitness(FuzzedDataProvider& fuzzed_data_provider, const size_t max_stack_elem_size = 32) noexcept; -[[nodiscard]] CScript ConsumeScript(FuzzedDataProvider& fuzzed_data_provider, const size_t max_length = 4096, const bool maybe_p2wsh = false) noexcept; +[[nodiscard]] CScript ConsumeScript(FuzzedDataProvider& fuzzed_data_provider, const std::optional<size_t>& max_length = std::nullopt, const bool maybe_p2wsh = false) noexcept; [[nodiscard]] uint32_t ConsumeSequence(FuzzedDataProvider& fuzzed_data_provider) noexcept; |