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Removed fork code, only v2 is left

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pull/243/head
SChernykh 1 year ago
parent 387860aa4a
commit c2d8c806d2
8 changed files with 34 additions and 112 deletions
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29
src/block_template.cpp
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@ -207,7 +207,7 @@ void BlockTemplate::shuffle_tx_order()
}
}
void BlockTemplate::update(const MinerData& data, const Mempool& mempool, Wallet* miner_wallet)
void BlockTemplate::update(const MinerData& data, const Mempool& mempool, const Wallet* miner_wallet)
{
if (data.major_version > HARDFORK_SUPPORTED_VERSION) {
LOGERR(1, "got hardfork version " << data.major_version << ", expected <= " << HARDFORK_SUPPORTED_VERSION);
@ -272,14 +272,6 @@ void BlockTemplate::update(const MinerData& data, const Mempool& mempool, Wallet
m_blockHeaderSize = m_blockHeader.size();
const int sidechain_version = m_poolBlockTemplate->get_sidechain_version();
if (sidechain_version <= 1) {
get_tx_keys(m_poolBlockTemplate->m_txkeyPub, m_poolBlockTemplate->m_txkeySec, miner_wallet->spend_public_key(), data.prev_id);
// Both values are the same before v2
m_poolBlockTemplate->m_txkeySecSeed = m_poolBlockTemplate->m_txkeySec;
}
m_poolBlockTemplate->m_minerWallet = *miner_wallet;
m_sidechain->fill_sidechain_data(*m_poolBlockTemplate, m_shares);
@ -669,7 +661,7 @@ void BlockTemplate::update(const MinerData& data, const Mempool& mempool, Wallet
{
memset(m_sidechainHashKeccakState, 0, sizeof(m_sidechainHashKeccakState));
const size_t extra_nonce_offset = m_sidechainHashBlob.size() - HASH_SIZE - ((sidechain_version > 1) ? EXTRA_NONCE_SIZE : 0);
const size_t extra_nonce_offset = m_sidechainHashBlob.size() - HASH_SIZE - EXTRA_NONCE_SIZE;
if (extra_nonce_offset >= KeccakParams::HASH_DATA_AREA) {
// Sidechain data is big enough to cache keccak state up to extra_nonce
m_sidechainHashInputLength = (extra_nonce_offset / KeccakParams::HASH_DATA_AREA) * KeccakParams::HASH_DATA_AREA;
@ -954,11 +946,10 @@ int BlockTemplate::create_miner_tx(const MinerData& data, const std::vector<Mine
hash BlockTemplate::calc_sidechain_hash(uint32_t sidechain_extra_nonce) const
{
// Calculate side-chain hash (all block template bytes + all side-chain bytes + consensus ID, replacing NONCE, EXTRA_NONCE and HASH itself with 0's)
const int v = m_poolBlockTemplate->get_sidechain_version();
const size_t size = m_sidechainHashBlob.size();
const size_t N = m_sidechainHashInputLength;
const size_t sidechain_extra_nonce_offset = size - HASH_SIZE - ((v > 1) ? EXTRA_NONCE_SIZE : 0);
const size_t sidechain_extra_nonce_offset = size - HASH_SIZE - EXTRA_NONCE_SIZE;
const uint8_t sidechain_extra_nonce_buf[EXTRA_NONCE_SIZE] = {
static_cast<uint8_t>(sidechain_extra_nonce >> 0),
static_cast<uint8_t>(sidechain_extra_nonce >> 8),
@ -973,12 +964,10 @@ hash BlockTemplate::calc_sidechain_hash(uint32_t sidechain_extra_nonce) const
// Slow path: O(N)
if (!b || pool_block_debug()) {
keccak_custom([this, v, sidechain_extra_nonce_offset, &sidechain_extra_nonce_buf](int offset) -> uint8_t {
if (v > 1) {
const uint32_t k = static_cast<uint32_t>(offset - sidechain_extra_nonce_offset);
if (k < EXTRA_NONCE_SIZE) {
return sidechain_extra_nonce_buf[k];
}
keccak_custom([this, sidechain_extra_nonce_offset, &sidechain_extra_nonce_buf](int offset) -> uint8_t {
const uint32_t k = static_cast<uint32_t>(offset - sidechain_extra_nonce_offset);
if (k < EXTRA_NONCE_SIZE) {
return sidechain_extra_nonce_buf[k];
}
return m_sidechainHashBlob[offset];
}, static_cast<int>(size), result.h, HASH_SIZE);
@ -989,9 +978,7 @@ hash BlockTemplate::calc_sidechain_hash(uint32_t sidechain_extra_nonce) const
const int inlen = static_cast<int>(size - N);
memcpy(buf, m_sidechainHashBlob.data() + N, size - N);
if (v > 1) {
memcpy(buf + sidechain_extra_nonce_offset - N, sidechain_extra_nonce_buf, EXTRA_NONCE_SIZE);
}
memcpy(buf + sidechain_extra_nonce_offset - N, sidechain_extra_nonce_buf, EXTRA_NONCE_SIZE);
uint64_t st[25];
memcpy(st, m_sidechainHashKeccakState, sizeof(st));

2
src/block_template.h
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@ -39,7 +39,7 @@ public:
BlockTemplate(const BlockTemplate& b);
BlockTemplate& operator=(const BlockTemplate& b);
void update(const MinerData& data, const Mempool& mempool, Wallet* miner_wallet);
void update(const MinerData& data, const Mempool& mempool, const Wallet* miner_wallet);
uint64_t last_updated() const { return m_lastUpdated.load(); }
bool get_difficulties(const uint32_t template_id, uint64_t& height, uint64_t& sidechain_height, difficulty_type& mainchain_difficulty, difficulty_type& sidechain_difficulty) const;

2
src/miner.cpp
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@ -106,7 +106,7 @@ void Miner::on_block(const BlockTemplate& block)
Job& j = m_job[next_index];
hash seed;
const uint32_t extra_nonce = PoolBlock::signal_v2_readiness(static_cast<uint32_t>(m_rng() >> 32));
const uint32_t extra_nonce = static_cast<uint32_t>(m_rng() >> 32);
j.m_blobSize = block.get_hashing_blob(extra_nonce, j.m_blob, j.m_height, j.m_sidechainHeight, j.m_diff, j.m_sidechainDiff, seed, j.m_nonceOffset, j.m_templateId);
const uint64_t next_full_nonce = (static_cast<uint64_t>(extra_nonce) << 32) | std::numeric_limits<uint32_t>::max();

35
src/pool_block.cpp
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@ -220,18 +220,9 @@ std::vector<uint8_t> PoolBlock::serialize_sidechain_data() const
const hash& spend = m_minerWallet.spend_public_key();
const hash& view = m_minerWallet.view_public_key();
const int sidechain_version = get_sidechain_version();
data.insert(data.end(), spend.h, spend.h + HASH_SIZE);
data.insert(data.end(), view.h, view.h + HASH_SIZE);
if (sidechain_version > 1) {
data.insert(data.end(), m_txkeySecSeed.h, m_txkeySecSeed.h + HASH_SIZE);
}
else {
data.insert(data.end(), m_txkeySec.h, m_txkeySec.h + HASH_SIZE);
}
data.insert(data.end(), m_txkeySecSeed.h, m_txkeySecSeed.h + HASH_SIZE);
data.insert(data.end(), m_parent.h, m_parent.h + HASH_SIZE);
writeVarint(m_uncles.size(), data);
@ -248,10 +239,8 @@ std::vector<uint8_t> PoolBlock::serialize_sidechain_data() const
writeVarint(m_cumulativeDifficulty.lo, data);
writeVarint(m_cumulativeDifficulty.hi, data);
if (sidechain_version > 1) {
const uint8_t* p = reinterpret_cast<const uint8_t*>(m_sidechainExtraBuf);
data.insert(data.end(), p, p + sizeof(m_sidechainExtraBuf));
}
const uint8_t* p = reinterpret_cast<const uint8_t*>(m_sidechainExtraBuf);
data.insert(data.end(), p, p + sizeof(m_sidechainExtraBuf));
#if POOL_BLOCK_DEBUG
if (!m_sideChainDataDebug.empty() && (data != m_sideChainDataDebug)) {
@ -386,24 +375,6 @@ uint64_t PoolBlock::get_payout(const Wallet& w) const
return 0;
}
static constexpr uint64_t VERSION2_MAINNET_TIMESTAMP = 1679173200U; // 2023-03-18 21:00 UTC
static constexpr uint64_t VERSION2_TESTNET_TIMESTAMP = 1674507600U; // 2023-01-23 21:00 UTC
uint32_t PoolBlock::signal_v2_readiness(uint32_t extra_nonce)
{
const uint64_t ts = (SideChain::network_type() == NetworkType::Mainnet) ? VERSION2_MAINNET_TIMESTAMP : VERSION2_TESTNET_TIMESTAMP;
if (time(nullptr) < static_cast<int64_t>(ts)) {
return (extra_nonce & 0x007FFFFFUL) | 0xFF000000UL;
}
return extra_nonce;
}
int PoolBlock::get_sidechain_version() const
{
const uint64_t ts = (SideChain::network_type() == NetworkType::Mainnet) ? VERSION2_MAINNET_TIMESTAMP : VERSION2_TESTNET_TIMESTAMP;
return (m_timestamp >= ts) ? 2 : 1;
}
hash PoolBlock::calculate_tx_key_seed() const
{
const char domain[] = "tx_key_seed";

6
src/pool_block.h
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@ -148,12 +148,6 @@ struct PoolBlock
// but P2Pool can switch to using only TXOUT_TO_TAGGED_KEY for miner payouts starting from v15
FORCEINLINE uint8_t get_tx_type() const { return (m_majorVersion < HARDFORK_VIEW_TAGS_VERSION) ? TXOUT_TO_KEY : TXOUT_TO_TAGGED_KEY; }
// Signal hardfork readiness (only before the v2 hardfork)
// TODO: remove this code after hardfork
static uint32_t signal_v2_readiness(uint32_t extra_nonce);
int get_sidechain_version() const;
typedef std::array<uint8_t, HASH_SIZE + NONCE_SIZE + EXTRA_NONCE_SIZE> full_id;
FORCEINLINE full_id get_full_id() const

29
src/pool_block_parser.inl
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@ -260,27 +260,10 @@ int PoolBlock::deserialize(const uint8_t* data, size_t size, const SideChain& si
READ_BUF(m_txkeySecSeed.h, HASH_SIZE);
const int sidechain_version = get_sidechain_version();
if (sidechain_version > 1) {
hash pub;
get_tx_keys(pub, m_txkeySec, m_txkeySecSeed, m_prevId);
if (pub != m_txkeyPub) {
return __LINE__;
}
}
else {
// Both values are the same before v2
m_txkeySec = m_txkeySecSeed;
// Enforce deterministic tx keys starting from v15
if (m_majorVersion >= HARDFORK_VIEW_TAGS_VERSION) {
hash pub, sec;
get_tx_keys(pub, sec, spend_pub_key, m_prevId);
if ((pub != m_txkeyPub) || (sec != m_txkeySec)) {
return __LINE__;
}
}
hash pub;
get_tx_keys(pub, m_txkeySec, m_txkeySecSeed, m_prevId);
if (pub != m_txkeyPub) {
return __LINE__;
}
if (!check_keys(m_txkeyPub, m_txkeySec)) {
@ -329,9 +312,7 @@ int PoolBlock::deserialize(const uint8_t* data, size_t size, const SideChain& si
READ_VARINT(m_cumulativeDifficulty.lo);
READ_VARINT(m_cumulativeDifficulty.hi);
if (sidechain_version > 1) {
READ_BUF(m_sidechainExtraBuf, sizeof(m_sidechainExtraBuf));
}
READ_BUF(m_sidechainExtraBuf, sizeof(m_sidechainExtraBuf));
#undef READ_BYTE
#undef EXPECT_BYTE

39
src/side_chain.cpp
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@ -217,7 +217,6 @@ SideChain::~SideChain()
void SideChain::fill_sidechain_data(PoolBlock& block, std::vector<MinerShare>& shares) const
{
const int sidechain_version = block.get_sidechain_version();
block.m_uncles.clear();
ReadLock lock(m_sidechainLock);
@ -229,20 +228,15 @@ void SideChain::fill_sidechain_data(PoolBlock& block, std::vector<MinerShare>& s
block.m_sidechainHeight = 0;
block.m_difficulty = m_minDifficulty;
block.m_cumulativeDifficulty = m_minDifficulty;
if (sidechain_version > 1) {
block.m_txkeySecSeed = m_consensusHash;
get_tx_keys(block.m_txkeyPub, block.m_txkeySec, block.m_txkeySecSeed, block.m_prevId);
}
block.m_txkeySecSeed = m_consensusHash;
get_tx_keys(block.m_txkeyPub, block.m_txkeySec, block.m_txkeySecSeed, block.m_prevId);
get_shares(&block, shares);
return;
}
if (sidechain_version > 1) {
block.m_txkeySecSeed = (block.m_prevId == tip->m_prevId) ? tip->m_txkeySecSeed : tip->calculate_tx_key_seed();
get_tx_keys(block.m_txkeyPub, block.m_txkeySec, block.m_txkeySecSeed, block.m_prevId);
}
block.m_txkeySecSeed = (block.m_prevId == tip->m_prevId) ? tip->m_txkeySecSeed : tip->calculate_tx_key_seed();
get_tx_keys(block.m_txkeyPub, block.m_txkeySec, block.m_txkeySecSeed, block.m_prevId);
block.m_parent = tip->m_sidechainId;
block.m_sidechainHeight = tip->m_sidechainHeight + 1;
@ -368,8 +362,7 @@ bool SideChain::get_shares(const PoolBlock* tip, std::vector<MinerShare>& shares
// Dynamic PPLNS window starting from v2
// Limit PPLNS weight to 2x of the Monero difficulty (max 2 blocks per PPLNS window on average)
const int sidechain_version = tip->get_sidechain_version();
const difficulty_type max_pplns_weight = (sidechain_version > 1) ? (mainchain_diff * 2) : diff_max;
const difficulty_type max_pplns_weight = mainchain_diff * 2;
difficulty_type pplns_weight;
unordered_set<MinerShare> shares_set;
@ -454,7 +447,7 @@ bool SideChain::get_shares(const PoolBlock* tip, std::vector<MinerShare>& shares
const uint64_t n = shares.size();
// Shuffle shares
if ((sidechain_version > 1) && (n > 1)) {
if (n > 1) {
hash h;
keccak(tip->m_txkeySecSeed.h, HASH_SIZE, h.h);
@ -1323,15 +1316,13 @@ void SideChain::verify_loop(PoolBlock* block)
void SideChain::verify(PoolBlock* block)
{
const int sidechain_version = block->get_sidechain_version();
// Genesis block
if (block->m_sidechainHeight == 0) {
if (!block->m_parent.empty() ||
!block->m_uncles.empty() ||
(block->m_difficulty != m_minDifficulty) ||
(block->m_cumulativeDifficulty != m_minDifficulty) ||
((sidechain_version > 1) && (block->m_txkeySecSeed != m_consensusHash)))
(block->m_txkeySecSeed != m_consensusHash))
{
block->m_invalid = true;
}
@ -1377,15 +1368,13 @@ void SideChain::verify(PoolBlock* block)
return;
}
if (sidechain_version > 1) {
// Check m_txkeySecSeed
const hash h = (block->m_prevId == parent->m_prevId) ? parent->m_txkeySecSeed : parent->calculate_tx_key_seed();
if (block->m_txkeySecSeed != h) {
LOGWARN(3, "block " << block->m_sidechainId << " has invalid tx key seed: expected " << h << ", got " << block->m_txkeySecSeed);
block->m_verified = true;
block->m_invalid = true;
return;
}
// Check m_txkeySecSeed
const hash h = (block->m_prevId == parent->m_prevId) ? parent->m_txkeySecSeed : parent->calculate_tx_key_seed();
if (block->m_txkeySecSeed != h) {
LOGWARN(3, "block " << block->m_sidechainId << " has invalid tx key seed: expected " << h << ", got " << block->m_txkeySecSeed);
block->m_verified = true;
block->m_invalid = true;
return;
}
const uint64_t expectedHeight = parent->m_sidechainHeight + 1;

4
src/stratum_server.cpp
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@ -66,7 +66,7 @@ StratumServer::StratumServer(p2pool* pool)
uv_mutex_init_checked(&m_rngLock);
uv_rwlock_init_checked(&m_hashrateDataLock);
m_extraNonce = PoolBlock::signal_v2_readiness(get_random32());
m_extraNonce = get_random32();
m_submittedSharesPool.resize(10);
for (size_t i = 0; i < m_submittedSharesPool.size(); ++i) {
@ -109,7 +109,7 @@ void StratumServer::on_block(const BlockTemplate& block)
return;
}
const uint32_t extra_nonce_start = PoolBlock::signal_v2_readiness(get_random32());
const uint32_t extra_nonce_start = get_random32();
m_extraNonce.exchange(extra_nonce_start + num_connections);
BlobsData* blobs_data = new BlobsData{};

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