static void RollingBloom(benchmark::State &state) {
CRollingBloomFilter filter(120000, 0.000001);
std::vector<uint8_t> data(32);
uint32_t count = 0;
uint32_t nEntriesPerGeneration = (120000 + 1) / 2;
uint32_t countnow = 0;
uint64_t match = 0;
while (state.KeepRunning()) {
count++;
data[0] = count;
data[1] = count >> 8;
data[2] = count >> 16;
data[3] = count >> 24;
if (countnow == nEntriesPerGeneration) {
int64_t b = GetTimeMicros();
filter.insert(data);
int64_t e = GetTimeMicros();
std::cout << "RollingBloom-refresh,1," << (e - b) * 0.000001 << ","
<< (e - b) * 0.000001 << "," << (e - b) * 0.000001
<< "\n";
countnow = 0;
} else {
filter.insert(data);
}
countnow++;
data[0] = count >> 24;
data[1] = count >> 16;
data[2] = count >> 8;
data[3] = count;
match += filter.contains(data);
}
}
void CBlockPolicyEstimator::FlushUnconfirmed(CTxMemPool& pool) {
int64_t startclear = GetTimeMicros();
std::vector<uint256> txids;
pool.queryHashes(txids);
LOCK(cs_feeEstimator);
for (auto& txid : txids) {
removeTx(txid, false);
}
int64_t endclear = GetTimeMicros();
LogPrint(BCLog::ESTIMATEFEE, "Recorded %u unconfirmed txs from mempool in %gs\n",txids.size(), (endclear - startclear)*0.000001);
}
void CBlockPolicyEstimator::FlushUnconfirmed() {
int64_t startclear = GetTimeMicros();
LOCK(cs_feeEstimator);
size_t num_entries = mapMemPoolTxs.size();
// Remove every entry in mapMemPoolTxs
while (!mapMemPoolTxs.empty()) {
auto mi = mapMemPoolTxs.begin();
removeTx(mi->first, false); // this calls erase() on mapMemPoolTxs
}
int64_t endclear = GetTimeMicros();
LogPrint(BCLog::ESTIMATEFEE, "Recorded %u unconfirmed txs from mempool in %gs\n", num_entries, (endclear - startclear)*0.000001);
}
void CMempoolComponent::DumpMempool(void)
{
int64_t start = GetTimeMicros();
std::map<uint256, CAmount> mapDeltas;
std::vector<TxMempoolInfo> vinfo;
{
LOCK(cs);
for (const auto &i : mempool.mapDeltas)
{
mapDeltas[i.first] = i.second;
}
vinfo = mempool.infoAll();
}
int64_t mid = GetTimeMicros();
try
{
FILE *filestr = fsbridge::fopen(Args().GetDataDir() / "mempool.dat.new", "wb");
if (!filestr)
{
return;
}
CAutoFile file(filestr, SER_DISK, CLIENT_VERSION);
uint64_t version = MEMPOOL_DUMP_VERSION;
file << version;
file << (uint64_t)vinfo.size();
for (const auto &i : vinfo)
{
file << *(i.tx);
file << (int64_t)i.nTime;
file << (int64_t)i.nFeeDelta;
mapDeltas.erase(i.tx->GetHash());
}
file << mapDeltas;
FileCommit(file.Get());
file.fclose();
RenameOver(Args().GetDataDir() / "mempool.dat.new", Args().GetDataDir() / "mempool.dat");
int64_t last = GetTimeMicros();
NLogFormat("Dumped mempool: %gs to copy, %gs to dump", (mid - start) * 0.000001, (last - mid) * 0.000001);
} catch (const std::exception &e)
{
ELogFormat("Failed to dump mempool: %s. Continuing anyway", e.what());
}
}
/**
* fStartedNewLine is a state variable held by the calling context that will
* suppress printing of the timestamp when multiple calls are made that don't
* end in a newline. Initialize it to true, and hold it, in the calling context.
*/
static std::string LogTimestampStr(const std::string &str, std::atomic_bool *fStartedNewLine)
{
std::string strStamped;
if (!fLogTimestamps)
return str;
if (*fStartedNewLine) {
int64_t nTimeMicros = GetTimeMicros();
strStamped = FormatISO8601DateTime(nTimeMicros/1000000);
if (fLogTimeMicros) {
strStamped.pop_back();
strStamped += strprintf(".%06dZ", nTimeMicros%1000000);
}
int64_t mocktime = GetMockTime();
if (mocktime) {
strStamped += " (mocktime: " + FormatISO8601DateTime(mocktime) + ")";
}
strStamped += ' ' + str;
} else
strStamped = str;
if (!str.empty() && str[str.size()-1] == '\n')
*fStartedNewLine = true;
else
*fStartedNewLine = false;
return strStamped;
}
/**
* fStartedNewLine is a state variable held by the calling context that will
* suppress printing of the timestamp when multiple calls are made that don't
* end in a newline. Initialize it to true, and hold it, in the calling context.
*/
static std::string LogTimestampStr(const std::string &str, std::atomic_bool *fStartedNewLine)
{
std::string strStamped;
if (!fLogTimestamps)
return str;
if (*fStartedNewLine) {
int64_t nTimeMicros = GetTimeMicros();
strStamped = DateTimeStrFormat("%Y-%m-%d %H:%M:%S", nTimeMicros/1000000);
if (fLogTimeMicros)
strStamped += strprintf(".%06d", nTimeMicros%1000000);
int64_t mocktime = GetMockTime();
if (mocktime) {
strStamped += " (mocktime: " + DateTimeStrFormat("%Y-%m-%d %H:%M:%S", mocktime) + ")";
}
strStamped += ' ' + str;
} else
strStamped = str;
if (!str.empty() && str[str.size()-1] == '\n')
*fStartedNewLine = true;
else
*fStartedNewLine = false;
return strStamped;
}
void DepositHandler::HandlePostEncodedRequest(
uint160 request_hash,
uint160 post_encoding_credit_hash)
{
log_ << "HandlePostEncodedRequest: " << request_hash << "\n";
DepositAddressPartMessage part_msg;
std::vector<uint160> part_hashes = depositdata[request_hash]["parts"];
foreach_(uint160 part_msg_hash, part_hashes)
{
part_msg = msgdata[part_msg_hash]["deposit_part"];
Point relay = part_msg.VerificationKey();
log_ << "part " << part_msg_hash << " was sent by "
<< relay << "\n";
if (keydata[relay].HasProperty("privkey"))
{
log_ << "have key for " << relay << "; sending disclosure\n";
DepositAddressPartDisclosure disclosure(
post_encoding_credit_hash, part_msg_hash);
BroadcastMessage(disclosure);
log_ << "sent disclosure\n";
}
flexnode.scheduler.Schedule("disclosure_timeout_check",
part_msg_hash,
GetTimeMicros() + COMPLAINT_WAIT_TIME);
}
std::string BCLog::Logger::LogTimestampStr(const std::string &str)
{
std::string strStamped;
if (!m_log_timestamps)
return str;
if (m_started_new_line) {
int64_t nTimeMicros = GetTimeMicros();
strStamped = FormatISO8601DateTime(nTimeMicros/1000000);
if (m_log_time_micros) {
strStamped.pop_back();
strStamped += strprintf(".%06dZ", nTimeMicros%1000000);
}
int64_t mocktime = GetMockTime();
if (mocktime) {
strStamped += " (mocktime: " + FormatISO8601DateTime(mocktime) + ")";
}
strStamped += ' ' + str;
} else
strStamped = str;
if (!str.empty() && str[str.size()-1] == '\n')
m_started_new_line = true;
else
m_started_new_line = false;
return strStamped;
}
void OutgoingResourceLimiter::DoForwarding()
{
CLocationIterator<> message_scanner;
int64_t time_elapsed, time_to_sleep, started_handling;
uint160 hash;
Priority priority;
while (running)
{
message_scanner = msgdata.LocationIterator("forwarding");
message_scanner.SeekEnd();
while (message_scanner.GetPreviousObjectAndLocation(hash, priority))
{
started_handling = GetTimeMicros();
string_t type = msgdata[hash]["type"];
log_ << "DoForwarding(): found " << hash
<< " with type " << type << "\n";
if (!msgdata[hash]["forwarded"])
{
ForwardMessage(type, hash);
msgdata[hash]["forwarded"] = true;
}
msgdata.RemoveFromLocation("forwarding", priority);
message_scanner = msgdata.LocationIterator("forwarding");
message_scanner.SeekEnd();
time_elapsed = GetTimeMicros() - started_handling;
time_to_sleep = (1000000 / MAX_MESSAGE_RATE) - time_elapsed;
if (time_to_sleep > 0)
SleepMilliseconds(time_to_sleep / 1000);
}
SleepMilliseconds(100);
if (fRequestShutdown)
running = false;
}
}
int64_t GetSystemTimeInSeconds()
{
return GetTimeMicros()/1000000;
}
std::unique_ptr<CBlockTemplate> BlockAssembler::CreateNewBlock(const CScript& scriptPubKeyIn, bool fMineWitnessTx)
{
int64_t nTimeStart = GetTimeMicros();
resetBlock();
pblocktemplate.reset(new CBlockTemplate());
if(!pblocktemplate.get())
return nullptr;
pblock = &pblocktemplate->block; // pointer for convenience
// Add dummy coinbase tx as first transaction
pblock->vtx.emplace_back();
pblocktemplate->vTxFees.push_back(-1); // updated at end
pblocktemplate->vTxSigOpsCost.push_back(-1); // updated at end
LOCK2(cs_main, mempool.cs);
CBlockIndex* pindexPrev = chainActive.Tip();
assert(pindexPrev != nullptr);
nHeight = pindexPrev->nHeight + 1;
pblock->nVersion = ComputeBlockVersion(pindexPrev, chainparams.GetConsensus());
// -regtest only: allow overriding block.nVersion with
// -blockversion=N to test forking scenarios
if (chainparams.MineBlocksOnDemand())
pblock->nVersion = gArgs.GetArg("-blockversion", pblock->nVersion);
pblock->nTime = GetAdjustedTime();
const int64_t nMedianTimePast = pindexPrev->GetMedianTimePast();
nLockTimeCutoff = (STANDARD_LOCKTIME_VERIFY_FLAGS & LOCKTIME_MEDIAN_TIME_PAST)
? nMedianTimePast
: pblock->GetBlockTime();
// Decide whether to include witness transactions
// This is only needed in case the witness softfork activation is reverted
// (which would require a very deep reorganization) or when
// -promiscuousmempoolflags is used.
// TODO: replace this with a call to main to assess validity of a mempool
// transaction (which in most cases can be a no-op).
fIncludeWitness = IsWitnessEnabled(pindexPrev, chainparams.GetConsensus()) && fMineWitnessTx;
int nPackagesSelected = 0;
int nDescendantsUpdated = 0;
addPackageTxs(nPackagesSelected, nDescendantsUpdated);
int64_t nTime1 = GetTimeMicros();
nLastBlockTx = nBlockTx;
nLastBlockWeight = nBlockWeight;
// Create coinbase transaction.
CMutableTransaction coinbaseTx;
coinbaseTx.vin.resize(1);
coinbaseTx.vin[0].prevout.SetNull();
coinbaseTx.vout.resize(1);
coinbaseTx.vout[0].scriptPubKey = scriptPubKeyIn;
coinbaseTx.vout[0].nValue = nFees + GetBlockSubsidy(nHeight, chainparams.GetConsensus());
coinbaseTx.vin[0].scriptSig = CScript() << nHeight << OP_0;
pblock->vtx[0] = MakeTransactionRef(std::move(coinbaseTx));
pblocktemplate->vchCoinbaseCommitment = GenerateCoinbaseCommitment(*pblock, pindexPrev, chainparams.GetConsensus());
pblocktemplate->vTxFees[0] = -nFees;
LogPrintf("CreateNewBlock(): block weight: %u txs: %u fees: %ld sigops %d\n", GetBlockWeight(*pblock), nBlockTx, nFees, nBlockSigOpsCost);
// Fill in header
pblock->hashPrevBlock = pindexPrev->GetBlockHash();
UpdateTime(pblock, chainparams.GetConsensus(), pindexPrev);
pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, chainparams.GetConsensus());
pblock->nNonce = 0;
pblocktemplate->vTxSigOpsCost[0] = WITNESS_SCALE_FACTOR * GetLegacySigOpCount(*pblock->vtx[0]);
CValidationState state;
if (!TestBlockValidity(state, chainparams, *pblock, pindexPrev, false, false)) {
throw std::runtime_error(strprintf("%s: TestBlockValidity failed: %s", __func__, FormatStateMessage(state)));
}
int64_t nTime2 = GetTimeMicros();
LogPrint(BCLog::BENCH, "CreateNewBlock() packages: %.2fms (%d packages, %d updated descendants), validity: %.2fms (total %.2fms)\n", 0.001 * (nTime1 - nTimeStart), nPackagesSelected, nDescendantsUpdated, 0.001 * (nTime2 - nTime1), 0.001 * (nTime2 - nTimeStart));
return std::move(pblocktemplate);
}
/** Return a time useful for the debug log */
int64_t GetLogTimeMicros()
{
if (nMockTime) return nMockTime*1000000;
return GetTimeMicros();
}
void ScheduleCancellation(uint160 complaint_hash)
{
flexnode.scheduler.Schedule("cancellation", complaint_hash,
GetTimeMicros() + COMPLAINT_WAIT_TIME);
}
void ScheduleSendBackupSecrets(uint160 accept_commit_hash, uint8_t direction)
{
flexnode.scheduler.Schedule("send_backup_secrets",
accept_commit_hash,
GetTimeMicros() + SEND_BACKUP_SECRETS_AFTER);
}
