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merge bitcoin#20908: Use mocktime in process_message* fuzz targets

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Kittywhiskers Van Gogh 2021-01-10 16:41:52 +01:00 committed by pasta
parent 1ecd587183
commit d4d6b32934
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2 changed files with 11 additions and 6 deletions
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8
src/test/fuzz/process_message.cpp
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@ -74,15 +74,16 @@ void initialize_process_message()
void fuzz_target(FuzzBufferType buffer, const std::string& LIMIT_TO_MESSAGE_TYPE)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
ConnmanTestMsg& connman = *(ConnmanTestMsg*)g_setup->m_node.connman.get();
TestChainState& chainstate = *(TestChainState*)&g_setup->m_node.chainman->ActiveChainstate();
SetMockTime(1610000000); // any time to successfully reset ibd
chainstate.ResetIbd();
const std::string random_message_type{fuzzed_data_provider.ConsumeBytesAsString(CMessageHeader::COMMAND_SIZE).c_str()};
if (!LIMIT_TO_MESSAGE_TYPE.empty() && random_message_type != LIMIT_TO_MESSAGE_TYPE) {
return;
}
const bool jump_out_of_ibd{fuzzed_data_provider.ConsumeBool()};
if (jump_out_of_ibd) chainstate.JumpOutOfIbd();
CNode& p2p_node = *ConsumeNodeAsUniquePtr(fuzzed_data_provider).release();
const bool successfully_connected{fuzzed_data_provider.ConsumeBool()};
@ -91,6 +92,9 @@ void fuzz_target(FuzzBufferType buffer, const std::string& LIMIT_TO_MESSAGE_TYPE
g_setup->m_node.peerman->InitializeNode(&p2p_node);
FillNode(fuzzed_data_provider, p2p_node, /* init_version */ successfully_connected);
const auto mock_time = ConsumeTime(fuzzed_data_provider);
SetMockTime(mock_time);
// fuzzed_data_provider is fully consumed after this call, don't use it
CDataStream random_bytes_data_stream{fuzzed_data_provider.ConsumeRemainingBytes<unsigned char>(), SER_NETWORK, PROTOCOL_VERSION};
try {

9
src/test/fuzz/process_messages.cpp
View File

@ -36,10 +36,10 @@ FUZZ_TARGET_INIT(process_messages, initialize_process_messages)
ConnmanTestMsg& connman = *(ConnmanTestMsg*)g_setup->m_node.connman.get();
TestChainState& chainstate = *(TestChainState*)&g_setup->m_node.chainman->ActiveChainstate();
SetMockTime(1610000000); // any time to successfully reset ibd
chainstate.ResetIbd();
std::vector<CNode*> peers;
bool jump_out_of_ibd{false};
std::vector<CNode*> peers;
const auto num_peers_to_add = fuzzed_data_provider.ConsumeIntegralInRange(1, 3);
for (int i = 0; i < num_peers_to_add; ++i) {
peers.push_back(ConsumeNodeAsUniquePtr(fuzzed_data_provider, i).release());
@ -55,10 +55,11 @@ FUZZ_TARGET_INIT(process_messages, initialize_process_messages)
}
while (fuzzed_data_provider.ConsumeBool()) {
if (!jump_out_of_ibd) jump_out_of_ibd = fuzzed_data_provider.ConsumeBool();
if (jump_out_of_ibd && chainstate.IsInitialBlockDownload()) chainstate.JumpOutOfIbd();
const std::string random_message_type{fuzzed_data_provider.ConsumeBytesAsString(CMessageHeader::COMMAND_SIZE).c_str()};
const auto mock_time = ConsumeTime(fuzzed_data_provider);
SetMockTime(mock_time);
CSerializedNetMsg net_msg;
net_msg.command = random_message_type;
net_msg.data = ConsumeRandomLengthByteVector(fuzzed_data_provider);