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v8: per byte fee, pad bulletproofs, fixed 11 ring size

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moneromooo-monero 2018-07-18 22:24:53 +01:00
parent 869b3bf824
commit 5ffb2ff9b7
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55 changed files with 1241 additions and 878 deletions
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297
src/cryptonote_core/blockchain.cpp
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@ -155,7 +155,7 @@ static const struct {
//------------------------------------------------------------------
Blockchain::Blockchain(tx_memory_pool& tx_pool) :
m_db(), m_tx_pool(tx_pool), m_hardfork(NULL), m_timestamps_and_difficulties_height(0), m_current_block_cumul_sz_limit(0), m_current_block_cumul_sz_median(0),
m_db(), m_tx_pool(tx_pool), m_hardfork(NULL), m_timestamps_and_difficulties_height(0), m_current_block_cumul_weight_limit(0), m_current_block_cumul_weight_median(0),
m_enforce_dns_checkpoints(false), m_max_prepare_blocks_threads(4), m_db_sync_on_blocks(true), m_db_sync_threshold(1), m_db_sync_mode(db_async), m_db_default_sync(false), m_fast_sync(true), m_show_time_stats(false), m_sync_counter(0), m_bytes_to_sync(0), m_cancel(false),
m_difficulty_for_next_block_top_hash(crypto::null_hash),
m_difficulty_for_next_block(1),
@ -482,7 +482,7 @@ bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline
m_tx_pool.on_blockchain_dec(m_db->height()-1, get_tail_id());
}
update_next_cumulative_size_limit();
update_next_cumulative_weight_limit();
return true;
}
//------------------------------------------------------------------
@ -631,7 +631,7 @@ block Blockchain::pop_block_from_blockchain()
m_blocks_txs_check.clear();
m_check_txin_table.clear();
update_next_cumulative_size_limit();
update_next_cumulative_weight_limit();
m_tx_pool.on_blockchain_dec(m_db->height()-1, get_tail_id());
invalidate_block_template_cache();
@ -650,7 +650,7 @@ bool Blockchain::reset_and_set_genesis_block(const block& b)
block_verification_context bvc = boost::value_initialized<block_verification_context>();
add_new_block(b, bvc);
update_next_cumulative_size_limit();
update_next_cumulative_weight_limit();
return bvc.m_added_to_main_chain && !bvc.m_verifivation_failed;
}
//------------------------------------------------------------------
@ -1113,7 +1113,7 @@ bool Blockchain::prevalidate_miner_transaction(const block& b, uint64_t height)
}
//------------------------------------------------------------------
// This function validates the miner transaction reward
bool Blockchain::validate_miner_transaction(const block& b, size_t cumulative_block_size, uint64_t fee, uint64_t& base_reward, uint64_t already_generated_coins, bool &partial_block_reward, uint8_t version)
bool Blockchain::validate_miner_transaction(const block& b, size_t cumulative_block_weight, uint64_t fee, uint64_t& base_reward, uint64_t already_generated_coins, bool &partial_block_reward, uint8_t version)
{
LOG_PRINT_L3("Blockchain::" << __func__);
//validate reward
@ -1131,11 +1131,11 @@ bool Blockchain::validate_miner_transaction(const block& b, size_t cumulative_bl
}
}
std::vector<size_t> last_blocks_sizes;
get_last_n_blocks_sizes(last_blocks_sizes, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward, version))
std::vector<size_t> last_blocks_weights;
get_last_n_blocks_weights(last_blocks_weights, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
if (!get_block_reward(epee::misc_utils::median(last_blocks_weights), cumulative_block_weight, already_generated_coins, base_reward, version))
{
MERROR_VER("block size " << cumulative_block_size << " is bigger than allowed for this blockchain");
MERROR_VER("block weight " << cumulative_block_weight << " is bigger than allowed for this blockchain");
return false;
}
if(base_reward + fee < money_in_use)
@ -1165,8 +1165,8 @@ bool Blockchain::validate_miner_transaction(const block& b, size_t cumulative_bl
return true;
}
//------------------------------------------------------------------
// get the block sizes of the last <count> blocks, and return by reference <sz>.
void Blockchain::get_last_n_blocks_sizes(std::vector<size_t>& sz, size_t count) const
// get the block weights of the last <count> blocks, and return by reference <sz>.
void Blockchain::get_last_n_blocks_weights(std::vector<size_t>& weights, size_t count) const
{
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_blockchain_lock);
@ -1177,26 +1177,26 @@ void Blockchain::get_last_n_blocks_sizes(std::vector<size_t>& sz, size_t count)
return;
m_db->block_txn_start(true);
// add size of last <count> blocks to vector <sz> (or less, if blockchain size < count)
// add weight of last <count> blocks to vector <weights> (or less, if blockchain size < count)
size_t start_offset = h - std::min<size_t>(h, count);
sz.reserve(sz.size() + h - start_offset);
weights.reserve(weights.size() + h - start_offset);
for(size_t i = start_offset; i < h; i++)
{
sz.push_back(m_db->get_block_size(i));
weights.push_back(m_db->get_block_weight(i));
}
m_db->block_txn_stop();
}
//------------------------------------------------------------------
uint64_t Blockchain::get_current_cumulative_blocksize_limit() const
uint64_t Blockchain::get_current_cumulative_block_weight_limit() const
{
LOG_PRINT_L3("Blockchain::" << __func__);
return m_current_block_cumul_sz_limit;
return m_current_block_cumul_weight_limit;
}
//------------------------------------------------------------------
uint64_t Blockchain::get_current_cumulative_blocksize_median() const
uint64_t Blockchain::get_current_cumulative_block_weight_median() const
{
LOG_PRINT_L3("Blockchain::" << __func__);
return m_current_block_cumul_sz_median;
return m_current_block_cumul_weight_median;
}
//------------------------------------------------------------------
//TODO: This function only needed minor modification to work with BlockchainDB,
@ -1213,7 +1213,7 @@ uint64_t Blockchain::get_current_cumulative_blocksize_median() const
bool Blockchain::create_block_template(block& b, const account_public_address& miner_address, difficulty_type& diffic, uint64_t& height, uint64_t& expected_reward, const blobdata& ex_nonce)
{
LOG_PRINT_L3("Blockchain::" << __func__);
size_t median_size;
size_t median_weight;
uint64_t already_generated_coins;
uint64_t pool_cookie;
@ -1250,20 +1250,20 @@ bool Blockchain::create_block_template(block& b, const account_public_address& m
diffic = get_difficulty_for_next_block();
CHECK_AND_ASSERT_MES(diffic, false, "difficulty overhead.");
median_size = m_current_block_cumul_sz_limit / 2;
median_weight = m_current_block_cumul_weight_limit / 2;
already_generated_coins = m_db->get_block_already_generated_coins(height - 1);
CRITICAL_REGION_END();
size_t txs_size;
size_t txs_weight;
uint64_t fee;
if (!m_tx_pool.fill_block_template(b, median_size, already_generated_coins, txs_size, fee, expected_reward, m_hardfork->get_current_version()))
if (!m_tx_pool.fill_block_template(b, median_weight, already_generated_coins, txs_weight, fee, expected_reward, m_hardfork->get_current_version()))
{
return false;
}
pool_cookie = m_tx_pool.cookie();
#if defined(DEBUG_CREATE_BLOCK_TEMPLATE)
size_t real_txs_size = 0;
size_t real_txs_weight = 0;
uint64_t real_fee = 0;
CRITICAL_REGION_BEGIN(m_tx_pool.m_transactions_lock);
for(crypto::hash &cur_hash: b.tx_hashes)
@ -1275,11 +1275,11 @@ bool Blockchain::create_block_template(block& b, const account_public_address& m
continue;
}
tx_memory_pool::tx_details &cur_tx = cur_res->second;
real_txs_size += cur_tx.blob_size;
real_txs_weight += cur_tx.weight;
real_fee += cur_tx.fee;
if (cur_tx.blob_size != get_object_blobsize(cur_tx.tx))
if (cur_tx.weight != get_transaction_weight(cur_tx.tx))
{
LOG_ERROR("Creating block template: error: invalid transaction size");
LOG_ERROR("Creating block template: error: invalid transaction weight");
}
if (cur_tx.tx.version == 1)
{
@ -1301,9 +1301,9 @@ bool Blockchain::create_block_template(block& b, const account_public_address& m
}
}
}
if (txs_size != real_txs_size)
if (txs_weight != real_txs_weight)
{
LOG_ERROR("Creating block template: error: wrongly calculated transaction size");
LOG_ERROR("Creating block template: error: wrongly calculated transaction weight");
}
if (fee != real_fee)
{
@ -1311,70 +1311,70 @@ bool Blockchain::create_block_template(block& b, const account_public_address& m
}
CRITICAL_REGION_END();
MDEBUG("Creating block template: height " << height <<
", median size " << median_size <<
", median weight " << median_weight <<
", already generated coins " << already_generated_coins <<
", transaction size " << txs_size <<
", transaction weight " << txs_weight <<
", fee " << fee);
#endif
/*
two-phase miner transaction generation: we don't know exact block size until we prepare block, but we don't know reward until we know
block size, so first miner transaction generated with fake amount of money, and with phase we know think we know expected block size
two-phase miner transaction generation: we don't know exact block weight until we prepare block, but we don't know reward until we know
block weight, so first miner transaction generated with fake amount of money, and with phase we know think we know expected block weight
*/
//make blocks coin-base tx looks close to real coinbase tx to get truthful blob size
//make blocks coin-base tx looks close to real coinbase tx to get truthful blob weight
uint8_t hf_version = m_hardfork->get_current_version();
size_t max_outs = hf_version >= 4 ? 1 : 11;
bool r = construct_miner_tx(height, median_size, already_generated_coins, txs_size, fee, miner_address, b.miner_tx, ex_nonce, max_outs, hf_version);
bool r = construct_miner_tx(height, median_weight, already_generated_coins, txs_weight, fee, miner_address, b.miner_tx, ex_nonce, max_outs, hf_version);
CHECK_AND_ASSERT_MES(r, false, "Failed to construct miner tx, first chance");
size_t cumulative_size = txs_size + get_object_blobsize(b.miner_tx);
size_t cumulative_weight = txs_weight + get_transaction_weight(b.miner_tx);
#if defined(DEBUG_CREATE_BLOCK_TEMPLATE)
MDEBUG("Creating block template: miner tx size " << get_object_blobsize(b.miner_tx) <<
", cumulative size " << cumulative_size);
MDEBUG("Creating block template: miner tx weight " << get_transaction_weight(b.miner_tx) <<
", cumulative weight " << cumulative_weight);
#endif
for (size_t try_count = 0; try_count != 10; ++try_count)
{
r = construct_miner_tx(height, median_size, already_generated_coins, cumulative_size, fee, miner_address, b.miner_tx, ex_nonce, max_outs, hf_version);
r = construct_miner_tx(height, median_weight, already_generated_coins, cumulative_weight, fee, miner_address, b.miner_tx, ex_nonce, max_outs, hf_version);
CHECK_AND_ASSERT_MES(r, false, "Failed to construct miner tx, second chance");
size_t coinbase_blob_size = get_object_blobsize(b.miner_tx);
if (coinbase_blob_size > cumulative_size - txs_size)
size_t coinbase_weight = get_transaction_weight(b.miner_tx);
if (coinbase_weight > cumulative_weight - txs_weight)
{
cumulative_size = txs_size + coinbase_blob_size;
cumulative_weight = txs_weight + coinbase_weight;
#if defined(DEBUG_CREATE_BLOCK_TEMPLATE)
MDEBUG("Creating block template: miner tx size " << coinbase_blob_size <<
", cumulative size " << cumulative_size << " is greater than before");
MDEBUG("Creating block template: miner tx weight " << coinbase_weight <<
", cumulative weight " << cumulative_weight << " is greater than before");
#endif
continue;
}
if (coinbase_blob_size < cumulative_size - txs_size)
if (coinbase_weight < cumulative_weight - txs_weight)
{
size_t delta = cumulative_size - txs_size - coinbase_blob_size;
size_t delta = cumulative_weight - txs_weight - coinbase_weight;
#if defined(DEBUG_CREATE_BLOCK_TEMPLATE)
MDEBUG("Creating block template: miner tx size " << coinbase_blob_size <<
", cumulative size " << txs_size + coinbase_blob_size <<
MDEBUG("Creating block template: miner tx weight " << coinbase_weight <<
", cumulative weight " << txs_weight + coinbase_weight <<
" is less than before, adding " << delta << " zero bytes");
#endif
b.miner_tx.extra.insert(b.miner_tx.extra.end(), delta, 0);
//here could be 1 byte difference, because of extra field counter is varint, and it can become from 1-byte len to 2-bytes len.
if (cumulative_size != txs_size + get_object_blobsize(b.miner_tx))
if (cumulative_weight != txs_weight + get_transaction_weight(b.miner_tx))
{
CHECK_AND_ASSERT_MES(cumulative_size + 1 == txs_size + get_object_blobsize(b.miner_tx), false, "unexpected case: cumulative_size=" << cumulative_size << " + 1 is not equal txs_cumulative_size=" << txs_size << " + get_object_blobsize(b.miner_tx)=" << get_object_blobsize(b.miner_tx));
CHECK_AND_ASSERT_MES(cumulative_weight + 1 == txs_weight + get_transaction_weight(b.miner_tx), false, "unexpected case: cumulative_weight=" << cumulative_weight << " + 1 is not equal txs_cumulative_weight=" << txs_weight << " + get_transaction_weight(b.miner_tx)=" << get_transaction_weight(b.miner_tx));
b.miner_tx.extra.resize(b.miner_tx.extra.size() - 1);
if (cumulative_size != txs_size + get_object_blobsize(b.miner_tx))
if (cumulative_weight != txs_weight + get_transaction_weight(b.miner_tx))
{
//fuck, not lucky, -1 makes varint-counter size smaller, in that case we continue to grow with cumulative_size
//fuck, not lucky, -1 makes varint-counter size smaller, in that case we continue to grow with cumulative_weight
MDEBUG("Miner tx creation has no luck with delta_extra size = " << delta << " and " << delta - 1);
cumulative_size += delta - 1;
cumulative_weight += delta - 1;
continue;
}
MDEBUG("Setting extra for block: " << b.miner_tx.extra.size() << ", try_count=" << try_count);
}
}
CHECK_AND_ASSERT_MES(cumulative_size == txs_size + get_object_blobsize(b.miner_tx), false, "unexpected case: cumulative_size=" << cumulative_size << " is not equal txs_cumulative_size=" << txs_size << " + get_object_blobsize(b.miner_tx)=" << get_object_blobsize(b.miner_tx));
CHECK_AND_ASSERT_MES(cumulative_weight == txs_weight + get_transaction_weight(b.miner_tx), false, "unexpected case: cumulative_weight=" << cumulative_weight << " is not equal txs_cumulative_weight=" << txs_weight << " + get_transaction_weight(b.miner_tx)=" << get_transaction_weight(b.miner_tx));
#if defined(DEBUG_CREATE_BLOCK_TEMPLATE)
MDEBUG("Creating block template: miner tx size " << coinbase_blob_size <<
", cumulative size " << cumulative_size << " is now good");
MDEBUG("Creating block template: miner tx weight " << coinbase_weight <<
", cumulative weight " << cumulative_weight << " is now good");
#endif
cache_block_template(b, miner_address, ex_nonce, diffic, expected_reward, pool_cookie);
@ -2540,7 +2540,7 @@ bool Blockchain::check_tx_inputs(transaction& tx, uint64_t& max_used_block_heigh
if(m_show_time_stats)
{
size_t ring_size = !tx.vin.empty() && tx.vin[0].type() == typeid(txin_to_key) ? boost::get<txin_to_key>(tx.vin[0]).key_offsets.size() : 0;
MINFO("HASH: " << get_transaction_hash(tx) << " I/M/O: " << tx.vin.size() << "/" << ring_size << "/" << tx.vout.size() << " H: " << max_used_block_height << " ms: " << a + m_fake_scan_time << " B: " << get_object_blobsize(tx));
MINFO("HASH: " << get_transaction_hash(tx) << " I/M/O: " << tx.vin.size() << "/" << ring_size << "/" << tx.vout.size() << " H: " << max_used_block_height << " ms: " << a + m_fake_scan_time << " B: " << get_object_blobsize(tx) << " W: " << get_transaction_weight(tx));
}
if (!res)
return false;
@ -2597,12 +2597,27 @@ bool Blockchain::check_tx_outputs(const transaction& tx, tx_verification_context
// from v8, allow bulletproofs
if (hf_version < 8) {
const bool bulletproof = rct::is_rct_bulletproof(tx.rct_signatures.type);
if (bulletproof || !tx.rct_signatures.p.bulletproofs.empty())
{
MERROR("Bulletproofs are not allowed before v8");
tvc.m_invalid_output = true;
return false;
if (tx.version >= 2) {
const bool bulletproof = rct::is_rct_bulletproof(tx.rct_signatures.type);
if (bulletproof || !tx.rct_signatures.p.bulletproofs.empty())
{
MERROR("Bulletproofs are not allowed before v8");
tvc.m_invalid_output = true;
return false;
}
}
}
// from v9, forbid borromean range proofs
if (hf_version > 8) {
if (tx.version >= 2) {
const bool borromean = rct::is_rct_borromean(tx.rct_signatures.type);
if (borromean)
{
MERROR("Borromean range proofs are not allowed after v8");
tvc.m_invalid_output = true;
return false;
}
}
}
@ -2714,7 +2729,7 @@ bool Blockchain::check_tx_inputs(transaction& tx, tx_verification_context &tvc,
{
size_t n_unmixable = 0, n_mixable = 0;
size_t mixin = std::numeric_limits<size_t>::max();
const size_t min_mixin = hf_version >= HF_VERSION_MIN_MIXIN_6 ? 6 : hf_version >= HF_VERSION_MIN_MIXIN_4 ? 4 : 2;
const size_t min_mixin = hf_version >= HF_VERSION_MIN_MIXIN_10 ? 10 : hf_version >= HF_VERSION_MIN_MIXIN_6 ? 6 : hf_version >= HF_VERSION_MIN_MIXIN_4 ? 4 : 2;
for (const auto& txin : tx.vin)
{
// non txin_to_key inputs will be rejected below
@ -2743,6 +2758,13 @@ bool Blockchain::check_tx_inputs(transaction& tx, tx_verification_context &tvc,
}
}
if (hf_version >= HF_VERSION_MIN_MIXIN_10 && mixin != 10)
{
MERROR_VER("Tx " << get_transaction_hash(tx) << " has invalid ring size (" << (mixin + 1) << "), it should be 11");
tvc.m_low_mixin = true;
return false;
}
if (mixin < min_mixin)
{
if (n_unmixable == 0)
@ -3093,7 +3115,7 @@ void Blockchain::check_ring_signature(const crypto::hash &tx_prefix_hash, const
}
//------------------------------------------------------------------
static uint64_t get_fee_quantization_mask()
uint64_t Blockchain::get_fee_quantization_mask()
{
static uint64_t mask = 0;
if (mask == 0)
@ -3106,16 +3128,27 @@ static uint64_t get_fee_quantization_mask()
}
//------------------------------------------------------------------
uint64_t Blockchain::get_dynamic_per_kb_fee(uint64_t block_reward, size_t median_block_size, uint8_t version)
uint64_t Blockchain::get_dynamic_base_fee(uint64_t block_reward, size_t median_block_weight, uint8_t version)
{
const uint64_t min_block_size = get_min_block_size(version);
const uint64_t fee_per_kb_base = version >= 5 ? DYNAMIC_FEE_PER_KB_BASE_FEE_V5 : DYNAMIC_FEE_PER_KB_BASE_FEE;
const uint64_t min_block_weight = get_min_block_weight(version);
if (median_block_weight < min_block_weight)
median_block_weight = min_block_weight;
uint64_t hi, lo;
if (median_block_size < min_block_size)
median_block_size = min_block_size;
if (version >= HF_VERSION_PER_BYTE_FEE)
{
lo = mul128(block_reward, DYNAMIC_FEE_REFERENCE_TRANSACTION_WEIGHT, &hi);
div128_32(hi, lo, min_block_weight, &hi, &lo);
div128_32(hi, lo, median_block_weight, &hi, &lo);
assert(hi == 0);
lo /= 5;
return lo;
}
uint64_t unscaled_fee_per_kb = (fee_per_kb_base * min_block_size / median_block_size);
uint64_t hi, lo = mul128(unscaled_fee_per_kb, block_reward, &hi);
const uint64_t fee_base = version >= 5 ? DYNAMIC_FEE_PER_KB_BASE_FEE_V5 : DYNAMIC_FEE_PER_KB_BASE_FEE;
uint64_t unscaled_fee_base = (fee_base * min_block_weight / median_block_weight);
lo = mul128(unscaled_fee_base, block_reward, &hi);
static_assert(DYNAMIC_FEE_PER_KB_BASE_BLOCK_REWARD % 1000000 == 0, "DYNAMIC_FEE_PER_KB_BASE_BLOCK_REWARD must be divisible by 1000000");
static_assert(DYNAMIC_FEE_PER_KB_BASE_BLOCK_REWARD / 1000000 <= std::numeric_limits<uint32_t>::max(), "DYNAMIC_FEE_PER_KB_BASE_BLOCK_REWARD is too large");
@ -3133,29 +3166,48 @@ uint64_t Blockchain::get_dynamic_per_kb_fee(uint64_t block_reward, size_t median
}
//------------------------------------------------------------------
bool Blockchain::check_fee(size_t blob_size, uint64_t fee) const
bool Blockchain::check_fee(size_t tx_weight, uint64_t fee) const
{
const uint8_t version = get_current_hard_fork_version();
uint64_t fee_per_kb;
if (version < HF_VERSION_DYNAMIC_FEE)
uint64_t median = 0;
uint64_t already_generated_coins = 0;
uint64_t base_reward = 0;
if (version >= HF_VERSION_DYNAMIC_FEE)
{
fee_per_kb = FEE_PER_KB;
median = m_current_block_cumul_weight_limit / 2;
already_generated_coins = m_db->height() ? m_db->get_block_already_generated_coins(m_db->height() - 1) : 0;
if (!get_block_reward(median, 1, already_generated_coins, base_reward, version))
return false;
}
uint64_t needed_fee;
if (version >= HF_VERSION_PER_BYTE_FEE)
{
uint64_t fee_per_byte = get_dynamic_base_fee(base_reward, median, version);
MDEBUG("Using " << print_money(fee_per_byte) << "/byte fee");
needed_fee = tx_weight * fee_per_byte;
// quantize fee up to 8 decimals
const uint64_t mask = get_fee_quantization_mask();
needed_fee = (needed_fee + mask - 1) / mask * mask;
}
else
{
uint64_t median = m_current_block_cumul_sz_limit / 2;
uint64_t already_generated_coins = m_db->height() ? m_db->get_block_already_generated_coins(m_db->height() - 1) : 0;
uint64_t base_reward;
if (!get_block_reward(median, 1, already_generated_coins, base_reward, version))
return false;
fee_per_kb = get_dynamic_per_kb_fee(base_reward, median, version);
}
MDEBUG("Using " << print_money(fee_per_kb) << "/kB fee");
uint64_t fee_per_kb;
if (version < HF_VERSION_DYNAMIC_FEE)
{
fee_per_kb = FEE_PER_KB;
}
else
{
fee_per_kb = get_dynamic_base_fee(base_reward, median, version);
}
MDEBUG("Using " << print_money(fee_per_kb) << "/kB fee");
uint64_t needed_fee = blob_size / 1024;
needed_fee += (blob_size % 1024) ? 1 : 0;
needed_fee *= fee_per_kb;
needed_fee = tx_weight / 1024;
needed_fee += (tx_weight % 1024) ? 1 : 0;
needed_fee *= fee_per_kb;
}
if (fee < needed_fee - needed_fee / 50) // keep a little 2% buffer on acceptance - no integer overflow
{
@ -3166,7 +3218,7 @@ bool Blockchain::check_fee(size_t blob_size, uint64_t fee) const
}
//------------------------------------------------------------------
uint64_t Blockchain::get_dynamic_per_kb_fee_estimate(uint64_t grace_blocks) const
uint64_t Blockchain::get_dynamic_base_fee_estimate(uint64_t grace_blocks) const
{
const uint8_t version = get_current_hard_fork_version();
@ -3176,16 +3228,16 @@ uint64_t Blockchain::get_dynamic_per_kb_fee_estimate(uint64_t grace_blocks) cons
if (grace_blocks >= CRYPTONOTE_REWARD_BLOCKS_WINDOW)
grace_blocks = CRYPTONOTE_REWARD_BLOCKS_WINDOW - 1;
const uint64_t min_block_size = get_min_block_size(version);
std::vector<size_t> sz;
get_last_n_blocks_sizes(sz, CRYPTONOTE_REWARD_BLOCKS_WINDOW - grace_blocks);
sz.reserve(grace_blocks);
const uint64_t min_block_weight = get_min_block_weight(version);
std::vector<size_t> weights;
get_last_n_blocks_weights(weights, CRYPTONOTE_REWARD_BLOCKS_WINDOW - grace_blocks);
weights.reserve(grace_blocks);
for (size_t i = 0; i < grace_blocks; ++i)
sz.push_back(min_block_size);
weights.push_back(min_block_weight);
uint64_t median = epee::misc_utils::median(sz);
if(median <= min_block_size)
median = min_block_size;
uint64_t median = epee::misc_utils::median(weights);
if(median <= min_block_weight)
median = min_block_weight;
uint64_t already_generated_coins = m_db->height() ? m_db->get_block_already_generated_coins(m_db->height() - 1) : 0;
uint64_t base_reward;
@ -3195,8 +3247,9 @@ uint64_t Blockchain::get_dynamic_per_kb_fee_estimate(uint64_t grace_blocks) cons
base_reward = BLOCK_REWARD_OVERESTIMATE;
}
uint64_t fee = get_dynamic_per_kb_fee(base_reward, median, version);
MDEBUG("Estimating " << grace_blocks << "-block fee at " << print_money(fee) << "/kB");
uint64_t fee = get_dynamic_base_fee(base_reward, median, version);
const bool per_byte = version < HF_VERSION_PER_BYTE_FEE;
MDEBUG("Estimating " << grace_blocks << "-block fee at " << print_money(fee) << "/" << (per_byte ? "byte" : "kB"));
return fee;
}
@ -3372,11 +3425,11 @@ bool Blockchain::flush_txes_from_pool(const std::vector<crypto::hash> &txids)
for (const auto &txid: txids)
{
cryptonote::transaction tx;
size_t blob_size;
size_t tx_weight;
uint64_t fee;
bool relayed, do_not_relay, double_spend_seen;
MINFO("Removing txid " << txid << " from the pool");
if(m_tx_pool.have_tx(txid) && !m_tx_pool.take_tx(txid, tx, blob_size, fee, relayed, do_not_relay, double_spend_seen))
if(m_tx_pool.have_tx(txid) && !m_tx_pool.take_tx(txid, tx, tx_weight, fee, relayed, do_not_relay, double_spend_seen))
{
MERROR("Failed to remove txid " << txid << " from the pool");
res = false;
@ -3536,8 +3589,8 @@ leave:
goto leave;
}
size_t coinbase_blob_size = get_object_blobsize(bl.miner_tx);
size_t cumulative_block_size = coinbase_blob_size;
size_t coinbase_weight = get_transaction_weight(bl.miner_tx);
size_t cumulative_block_weight = coinbase_weight;
std::vector<transaction> txs;
key_images_container keys;
@ -3559,7 +3612,7 @@ leave:
for (const crypto::hash& tx_id : bl.tx_hashes)
{
transaction tx;
size_t blob_size = 0;
size_t tx_weight = 0;
uint64_t fee = 0;
bool relayed = false, do_not_relay = false, double_spend_seen = false;
TIME_MEASURE_START(aa);
@ -3578,7 +3631,7 @@ leave:
TIME_MEASURE_START(bb);
// get transaction with hash <tx_id> from tx_pool
if(!m_tx_pool.take_tx(tx_id, tx, blob_size, fee, relayed, do_not_relay, double_spend_seen))
if(!m_tx_pool.take_tx(tx_id, tx, tx_weight, fee, relayed, do_not_relay, double_spend_seen))
{
MERROR_VER("Block with id: " << id << " has at least one unknown transaction with id: " << tx_id);
bvc.m_verifivation_failed = true;
@ -3649,7 +3702,7 @@ leave:
TIME_MEASURE_FINISH(cc);
t_checktx += cc;
fee_summary += fee;
cumulative_block_size += blob_size;
cumulative_block_weight += tx_weight;
}
m_blocks_txs_check.clear();
@ -3657,7 +3710,7 @@ leave:
TIME_MEASURE_START(vmt);
uint64_t base_reward = 0;
uint64_t already_generated_coins = m_db->height() ? m_db->get_block_already_generated_coins(m_db->height() - 1) : 0;
if(!validate_miner_transaction(bl, cumulative_block_size, fee_summary, base_reward, already_generated_coins, bvc.m_partial_block_reward, m_hardfork->get_current_version()))
if(!validate_miner_transaction(bl, cumulative_block_weight, fee_summary, base_reward, already_generated_coins, bvc.m_partial_block_reward, m_hardfork->get_current_version()))
{
MERROR_VER("Block with id: " << id << " has incorrect miner transaction");
bvc.m_verifivation_failed = true;
@ -3666,11 +3719,11 @@ leave:
}
TIME_MEASURE_FINISH(vmt);
size_t block_size;
size_t block_weight;
difficulty_type cumulative_difficulty;
// populate various metadata about the block to be stored alongside it.
block_size = cumulative_block_size;
block_weight = cumulative_block_weight;
cumulative_difficulty = current_diffic;
// In the "tail" state when the minimum subsidy (implemented in get_block_reward) is in effect, the number of
// coins will eventually exceed MONEY_SUPPLY and overflow a uint64. To prevent overflow, cap already_generated_coins
@ -3691,7 +3744,7 @@ leave:
{
try
{
new_height = m_db->add_block(bl, block_size, cumulative_difficulty, already_generated_coins, txs);
new_height = m_db->add_block(bl, block_weight, cumulative_difficulty, already_generated_coins, txs);
}
catch (const KEY_IMAGE_EXISTS& e)
{
@ -3716,14 +3769,14 @@ leave:
TIME_MEASURE_FINISH(addblock);
// do this after updating the hard fork state since the size limit may change due to fork
update_next_cumulative_size_limit();
// do this after updating the hard fork state since the weight limit may change due to fork
update_next_cumulative_weight_limit();
MINFO("+++++ BLOCK SUCCESSFULLY ADDED" << std::endl << "id:\t" << id << std::endl << "PoW:\t" << proof_of_work << std::endl << "HEIGHT " << new_height-1 << ", difficulty:\t" << current_diffic << std::endl << "block reward: " << print_money(fee_summary + base_reward) << "(" << print_money(base_reward) << " + " << print_money(fee_summary) << "), coinbase_blob_size: " << coinbase_blob_size << ", cumulative size: " << cumulative_block_size << ", " << block_processing_time << "(" << target_calculating_time << "/" << longhash_calculating_time << ")ms");
MINFO("+++++ BLOCK SUCCESSFULLY ADDED" << std::endl << "id:\t" << id << std::endl << "PoW:\t" << proof_of_work << std::endl << "HEIGHT " << new_height-1 << ", difficulty:\t" << current_diffic << std::endl << "block reward: " << print_money(fee_summary + base_reward) << "(" << print_money(base_reward) << " + " << print_money(fee_summary) << "), coinbase_weight: " << coinbase_weight << ", cumulative weight: " << cumulative_block_weight << ", " << block_processing_time << "(" << target_calculating_time << "/" << longhash_calculating_time << ")ms");
if(m_show_time_stats)
{
MINFO("Height: " << new_height << " blob: " << coinbase_blob_size << " cumm: "
<< cumulative_block_size << " p/t: " << block_processing_time << " ("
MINFO("Height: " << new_height << " coinbase weight: " << coinbase_weight << " cumm: "
<< cumulative_block_weight << " p/t: " << block_processing_time << " ("
<< target_calculating_time << "/" << longhash_calculating_time << "/"
<< t1 << "/" << t2 << "/" << t3 << "/" << t_exists << "/" << t_pool
<< "/" << t_checktx << "/" << t_dblspnd << "/" << vmt << "/" << addblock << ")ms");
@ -3740,20 +3793,20 @@ leave:
return true;
}
//------------------------------------------------------------------
bool Blockchain::update_next_cumulative_size_limit()
bool Blockchain::update_next_cumulative_weight_limit()
{
uint64_t full_reward_zone = get_min_block_size(get_current_hard_fork_version());
uint64_t full_reward_zone = get_min_block_weight(get_current_hard_fork_version());
LOG_PRINT_L3("Blockchain::" << __func__);
std::vector<size_t> sz;
get_last_n_blocks_sizes(sz, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
std::vector<size_t> weights;
get_last_n_blocks_weights(weights, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
uint64_t median = epee::misc_utils::median(sz);
m_current_block_cumul_sz_median = median;
uint64_t median = epee::misc_utils::median(weights);
m_current_block_cumul_weight_median = median;
if(median <= full_reward_zone)
median = full_reward_zone;
m_current_block_cumul_sz_limit = median*2;
m_current_block_cumul_weight_limit = median*2;
return true;
}
//------------------------------------------------------------------
@ -4650,14 +4703,14 @@ void Blockchain::load_compiled_in_block_hashes()
std::vector<transaction> txs;
m_tx_pool.get_transactions(txs);
size_t blob_size;
size_t tx_weight;
uint64_t fee;
bool relayed, do_not_relay, double_spend_seen;
transaction pool_tx;
for(const transaction &tx : txs)
{
crypto::hash tx_hash = get_transaction_hash(tx);
m_tx_pool.take_tx(tx_hash, pool_tx, blob_size, fee, relayed, do_not_relay, double_spend_seen);
m_tx_pool.take_tx(tx_hash, pool_tx, tx_weight, fee, relayed, do_not_relay, double_spend_seen);
}
}
}

83
src/cryptonote_core/blockchain.h
View file

@ -95,7 +95,7 @@ namespace cryptonote
{
block bl; //!< the block
uint64_t height; //!< the height of the block in the blockchain
size_t block_cumulative_size; //!< the size (in bytes) of the block
size_t block_cumulative_weight; //!< the weight of the block
difficulty_type cumulative_difficulty; //!< the accumulated difficulty after that block
uint64_t already_generated_coins; //!< the total coins minted after that block
};
@ -579,46 +579,57 @@ namespace cryptonote
bool check_tx_inputs(transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id, tx_verification_context &tvc, bool kept_by_block = false);
/**
* @brief get dynamic per kB fee for a given block size
* @brief get fee quantization mask
*
* The dynamic fee is based on the block size in a past window, and
* the current block reward. It is expressed by kB.
* The dynamic fee may be quantized, to mask out the last decimal places
*
* @param block_reward the current block reward
* @param median_block_size the median blob's size in the past window
* @param version hard fork version for rules and constants to use
*
* @return the per kB fee
* @return the fee quantized mask
*/
static uint64_t get_dynamic_per_kb_fee(uint64_t block_reward, size_t median_block_size, uint8_t version);
static uint64_t get_fee_quantization_mask();
/**
* @brief get dynamic per kB fee estimate for the next few blocks
* @brief get dynamic per kB or byte fee for a given block weight
*
* The dynamic fee is based on the block size in a past window, and
* the current block reward. It is expressed by kB. This function
* calculates an estimate for a dynamic fee which will be valid for
* the next grace_blocks
* The dynamic fee is based on the block weight in a past window, and
* the current block reward. It is expressed by kB before v8, and
* per byte from v8.
*
* @param block_reward the current block reward
* @param median_block_weight the median block weight in the past window
* @param version hard fork version for rules and constants to use
*
* @return the fee
*/
static uint64_t get_dynamic_base_fee(uint64_t block_reward, size_t median_block_weight, uint8_t version);
/**
* @brief get dynamic per kB or byte fee estimate for the next few blocks
*
* The dynamic fee is based on the block weight in a past window, and
* the current block reward. It is expressed by kB before v8, and
* per byte from v8.
* This function calculates an estimate for a dynamic fee which will be
* valid for the next grace_blocks
*
* @param grace_blocks number of blocks we want the fee to be valid for
*
* @return the per kB fee estimate
* @return the fee estimate
*/
uint64_t get_dynamic_per_kb_fee_estimate(uint64_t grace_blocks) const;
uint64_t get_dynamic_base_fee_estimate(uint64_t grace_blocks) const;
/**
* @brief validate a transaction's fee
*
* This function validates the fee is enough for the transaction.
* This is based on the size of the transaction blob, and, after a
* height threshold, on the average size of transaction in a past window
* This is based on the weight of the transaction, and, after a
* height threshold, on the average weight of transaction in a past window
*
* @param blob_size the transaction blob's size
* @param tx_weight the transaction weight
* @param fee the fee
*
* @return true if the fee is enough, false otherwise
*/
bool check_fee(size_t blob_size, uint64_t fee) const;
bool check_fee(size_t tx_weight, uint64_t fee) const;
/**
* @brief check that a transaction's outputs conform to current standards
@ -635,18 +646,18 @@ namespace cryptonote
bool check_tx_outputs(const transaction& tx, tx_verification_context &tvc);
/**
* @brief gets the blocksize limit based on recent blocks
* @brief gets the block weight limit based on recent blocks
*
* @return the limit
*/
uint64_t get_current_cumulative_blocksize_limit() const;
uint64_t get_current_cumulative_block_weight_limit() const;
/**
* @brief gets the blocksize median based on recent blocks (same window as for the limit)
* @brief gets the block weight median based on recent blocks (same window as for the limit)
*
* @return the median
*/
uint64_t get_current_cumulative_blocksize_median() const;
uint64_t get_current_cumulative_block_weight_median() const;
/**
* @brief gets the difficulty of the block with a given height
@ -1001,8 +1012,8 @@ namespace cryptonote
// main chain
transactions_container m_transactions;
size_t m_current_block_cumul_sz_limit;
size_t m_current_block_cumul_sz_median;
size_t m_current_block_cumul_weight_limit;
size_t m_current_block_cumul_weight_median;
// metadata containers
std::unordered_map<crypto::hash, std::unordered_map<crypto::key_image, std::vector<output_data_t>>> m_scan_table;
@ -1225,7 +1236,7 @@ namespace cryptonote
* and that his miner transaction totals reward + fee.
*
* @param b the block containing the miner transaction to be validated
* @param cumulative_block_size the block's size
* @param cumulative_block_weight the block's weight
* @param fee the total fees collected in the block
* @param base_reward return-by-reference the new block's generated coins
* @param already_generated_coins the amount of currency generated prior to this block
@ -1234,7 +1245,7 @@ namespace cryptonote
*
* @return false if anything is found wrong with the miner transaction, otherwise true
*/
bool validate_miner_transaction(const block& b, size_t cumulative_block_size, uint64_t fee, uint64_t& base_reward, uint64_t already_generated_coins, bool &partial_block_reward, uint8_t version);
bool validate_miner_transaction(const block& b, size_t cumulative_block_weight, uint64_t fee, uint64_t& base_reward, uint64_t already_generated_coins, bool &partial_block_reward, uint8_t version);
/**
* @brief reverts the blockchain to its previous state following a failed switch
@ -1251,14 +1262,14 @@ namespace cryptonote
bool rollback_blockchain_switching(std::list<block>& original_chain, uint64_t rollback_height);
/**
* @brief gets recent block sizes for median calculation
* @brief gets recent block weights for median calculation
*
* get the block sizes of the last <count> blocks, and return by reference <sz>.
* get the block weights of the last <count> blocks, and return by reference <sz>.
*
* @param sz return-by-reference the list of sizes
* @param count the number of blocks to get sizes for
* @param sz return-by-reference the list of weights
* @param count the number of blocks to get weights for
*/
void get_last_n_blocks_sizes(std::vector<size_t>& sz, size_t count) const;
void get_last_n_blocks_weights(std::vector<size_t>& weights, size_t count) const;
/**
* @brief adds the given output to the requested set of random outputs
@ -1373,11 +1384,11 @@ namespace cryptonote
bool complete_timestamps_vector(uint64_t start_height, std::vector<uint64_t>& timestamps);
/**
* @brief calculate the block size limit for the next block to be added
* @brief calculate the block weight limit for the next block to be added
*
* @return true
*/
bool update_next_cumulative_size_limit();
bool update_next_cumulative_weight_limit();
void return_tx_to_pool(std::vector<transaction> &txs);
/**

88
src/cryptonote_core/cryptonote_core.cpp
View file

@ -162,10 +162,10 @@ namespace cryptonote
, "Relay blocks as normal blocks"
, false
};
static const command_line::arg_descriptor<size_t> arg_max_txpool_size = {
"max-txpool-size"
, "Set maximum txpool size in bytes."
, DEFAULT_TXPOOL_MAX_SIZE
static const command_line::arg_descriptor<size_t> arg_max_txpool_weight = {
"max-txpool-weight"
, "Set maximum txpool weight in bytes."
, DEFAULT_TXPOOL_MAX_WEIGHT
};
//-----------------------------------------------------------------------------------------------
@ -274,7 +274,7 @@ namespace cryptonote
command_line::add_arg(desc, arg_test_dbg_lock_sleep);
command_line::add_arg(desc, arg_offline);
command_line::add_arg(desc, arg_disable_dns_checkpoints);
command_line::add_arg(desc, arg_max_txpool_size);
command_line::add_arg(desc, arg_max_txpool_weight);
miner::init_options(desc);
BlockchainDB::init_options(desc);
@ -402,7 +402,7 @@ namespace cryptonote
bool fast_sync = command_line::get_arg(vm, arg_fast_block_sync) != 0;
uint64_t blocks_threads = command_line::get_arg(vm, arg_prep_blocks_threads);
std::string check_updates_string = command_line::get_arg(vm, arg_check_updates);
size_t max_txpool_size = command_line::get_arg(vm, arg_max_txpool_size);
size_t max_txpool_weight = command_line::get_arg(vm, arg_max_txpool_weight);
boost::filesystem::path folder(m_config_folder);
if (m_nettype == FAKECHAIN)
@ -551,7 +551,7 @@ namespace cryptonote
const difficulty_type fixed_difficulty = command_line::get_arg(vm, arg_fixed_difficulty);
r = m_blockchain_storage.init(db.release(), m_nettype, m_offline, regtest ? &regtest_test_options : test_options, fixed_difficulty);
r = m_mempool.init(max_txpool_size);
r = m_mempool.init(max_txpool_weight);
CHECK_AND_ASSERT_MES(r, false, "Failed to initialize memory pool");
// now that we have a valid m_blockchain_storage, we can clean out any
@ -692,43 +692,6 @@ namespace cryptonote
return false;
}
// resolve outPk references in rct txes
// outPk aren't the only thing that need resolving for a fully resolved tx,
// but outPk (1) are needed now to check range proof semantics, and
// (2) do not need access to the blockchain to find data
if (tx.version >= 2)
{
rct::rctSig &rv = tx.rct_signatures;
if (rv.outPk.size() != tx.vout.size())
{
LOG_PRINT_L1("WRONG TRANSACTION BLOB, Bad outPk size in tx " << tx_hash << ", rejected");
tvc.m_verifivation_failed = true;
return false;
}
for (size_t n = 0; n < tx.rct_signatures.outPk.size(); ++n)
rv.outPk[n].dest = rct::pk2rct(boost::get<txout_to_key>(tx.vout[n].target).key);
const bool bulletproof = rct::is_rct_bulletproof(rv.type);
if (bulletproof)
{
if (rct::n_bulletproof_amounts(rv.p.bulletproofs) != tx.vout.size())
{
LOG_PRINT_L1("WRONG TRANSACTION BLOB, Bad bulletproofs size in tx " << tx_hash << ", rejected");
tvc.m_verifivation_failed = true;
return false;
}
size_t idx = 0;
for (size_t n = 0; n < rv.p.bulletproofs.size(); ++n)
{
CHECK_AND_ASSERT_MES(rv.p.bulletproofs[n].L.size() >= 6, false, "Bad bulletproofs L size"); // at least 64 bits
const size_t n_amounts = rct::n_bulletproof_amounts(rv.p.bulletproofs[n]);
CHECK_AND_ASSERT_MES(idx + n_amounts <= rv.outPk.size(), false, "Internal error filling out V");
rv.p.bulletproofs[n].V.clear();
for (size_t i = 0; i < n_amounts; ++i)
rv.p.bulletproofs[n].V.push_back(rv.outPk[idx++].mask);
}
}
}
return true;
}
//-----------------------------------------------------------------------------------------------
@ -747,20 +710,11 @@ namespace cryptonote
//-----------------------------------------------------------------------------------------------
static bool is_canonical_bulletproof_layout(const std::vector<rct::Bulletproof> &proofs)
{
size_t n_amounts = rct::n_bulletproof_amounts(proofs), amounts_proved = 0;
size_t n = 0;
while (amounts_proved < n_amounts)
{
if (n >= proofs.size())
return false;
size_t batch_size = 1;
while (batch_size * 2 + amounts_proved <= n_amounts && batch_size * 2 <= BULLETPROOF_MAX_OUTPUTS)
batch_size *= 2;
if (rct::n_bulletproof_amounts(proofs[n]) != batch_size)
return false;
amounts_proved += batch_size;
++n;
}
if (proofs.size() != 1)
return false;
const size_t sz = proofs[0].V.size();
if (sz == 0 || sz > BULLETPROOF_MAX_OUTPUTS)
return false;
return true;
}
//-----------------------------------------------------------------------------------------------
@ -816,11 +770,9 @@ namespace cryptonote
}
break;
case rct::RCTTypeBulletproof:
// in addition to valid bulletproofs, we want multi-out
// proofs to be in decreasing power of 2 constituents
if (!is_canonical_bulletproof_layout(rv.p.bulletproofs))
{
MERROR_VER("Bulletproof does not use decreasing power of 2 rule");
MERROR_VER("Bulletproof does not have canonical form");
set_semantics_failed(tx_info[n].tx_hash);
tx_info[n].tvc.m_verifivation_failed = true;
tx_info[n].result = false;
@ -933,7 +885,8 @@ namespace cryptonote
continue;
}
ok &= add_new_tx(results[i].tx, results[i].hash, results[i].prefix_hash, it->size(), tvc[i], keeped_by_block, relayed, do_not_relay);
const size_t weight = get_transaction_weight(results[i].tx, it->size());
ok &= add_new_tx(results[i].tx, results[i].hash, results[i].prefix_hash, weight, tvc[i], keeped_by_block, relayed, do_not_relay);
if(tvc[i].m_verifivation_failed)
{MERROR_VER("Transaction verification failed: " << results[i].hash);}
else if(tvc[i].m_verifivation_impossible)
@ -1016,9 +969,9 @@ namespace cryptonote
}
// for version > 1, ringct signatures check verifies amounts match
if(!keeped_by_block && get_object_blobsize(tx) >= m_blockchain_storage.get_current_cumulative_blocksize_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE)
if(!keeped_by_block && get_transaction_weight(tx) >= m_blockchain_storage.get_current_cumulative_block_weight_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE)
{
MERROR_VER("tx is too large " << get_object_blobsize(tx) << ", expected not bigger than " << m_blockchain_storage.get_current_cumulative_blocksize_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE);
MERROR_VER("tx is too large " << get_transaction_weight(tx) << ", expected not bigger than " << m_blockchain_storage.get_current_cumulative_block_weight_limit() - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE);
return false;
}
@ -1150,7 +1103,8 @@ namespace cryptonote
crypto::hash tx_prefix_hash = get_transaction_prefix_hash(tx);
blobdata bl;
t_serializable_object_to_blob(tx, bl);
return add_new_tx(tx, tx_hash, tx_prefix_hash, bl.size(), tvc, keeped_by_block, relayed, do_not_relay);
size_t tx_weight = get_transaction_weight(tx, bl.size());
return add_new_tx(tx, tx_hash, tx_prefix_hash, tx_weight, tvc, keeped_by_block, relayed, do_not_relay);
}
//-----------------------------------------------------------------------------------------------
size_t core::get_blockchain_total_transactions() const
@ -1158,7 +1112,7 @@ namespace cryptonote
return m_blockchain_storage.get_total_transactions();
}
//-----------------------------------------------------------------------------------------------
bool core::add_new_tx(transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prefix_hash, size_t blob_size, tx_verification_context& tvc, bool keeped_by_block, bool relayed, bool do_not_relay)
bool core::add_new_tx(transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prefix_hash, size_t tx_weight, tx_verification_context& tvc, bool keeped_by_block, bool relayed, bool do_not_relay)
{
if (keeped_by_block)
get_blockchain_storage().on_new_tx_from_block(tx);
@ -1176,7 +1130,7 @@ namespace cryptonote
}
uint8_t version = m_blockchain_storage.get_current_hard_fork_version();
return m_mempool.add_tx(tx, tx_hash, blob_size, tvc, keeped_by_block, relayed, do_not_relay, version);
return m_mempool.add_tx(tx, tx_hash, tx_weight, tvc, keeped_by_block, relayed, do_not_relay, version);
}
//-----------------------------------------------------------------------------------------------
bool core::relay_txpool_transactions()

4
src/cryptonote_core/cryptonote_core.h
View file

@ -788,12 +788,12 @@ namespace cryptonote
*
* @param tx_hash the transaction's hash
* @param tx_prefix_hash the transaction prefix' hash
* @param blob_size the size of the transaction
* @param tx_weight the weight of the transaction
* @param relayed whether or not the transaction was relayed to us
* @param do_not_relay whether to prevent the transaction from being relayed
*
*/
bool add_new_tx(transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prefix_hash, size_t blob_size, tx_verification_context& tvc, bool keeped_by_block, bool relayed, bool do_not_relay);
bool add_new_tx(transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prefix_hash, size_t tx_weight, tx_verification_context& tvc, bool keeped_by_block, bool relayed, bool do_not_relay);
/**
* @brief add a new transaction to the transaction pool

6
src/cryptonote_core/cryptonote_tx_utils.cpp
View file

@ -74,7 +74,7 @@ namespace cryptonote
LOG_PRINT_L2("destinations include " << num_stdaddresses << " standard addresses and " << num_subaddresses << " subaddresses");
}
//---------------------------------------------------------------
bool construct_miner_tx(size_t height, size_t median_size, uint64_t already_generated_coins, size_t current_block_size, uint64_t fee, const account_public_address &miner_address, transaction& tx, const blobdata& extra_nonce, size_t max_outs, uint8_t hard_fork_version) {
bool construct_miner_tx(size_t height, size_t median_weight, uint64_t already_generated_coins, size_t current_block_weight, uint64_t fee, const account_public_address &miner_address, transaction& tx, const blobdata& extra_nonce, size_t max_outs, uint8_t hard_fork_version) {
tx.vin.clear();
tx.vout.clear();
tx.extra.clear();
@ -89,7 +89,7 @@ namespace cryptonote
in.height = height;
uint64_t block_reward;
if(!get_block_reward(median_size, current_block_size, already_generated_coins, block_reward, hard_fork_version))
if(!get_block_reward(median_weight, current_block_weight, already_generated_coins, block_reward, hard_fork_version))
{
LOG_PRINT_L0("Block is too big");
return false;
@ -491,7 +491,7 @@ namespace cryptonote
// the non-simple version is slightly smaller, but assumes all real inputs
// are on the same index, so can only be used if there just one ring.
bool use_simple_rct = sources.size() > 1 || range_proof_type == rct::RangeProofMultiOutputBulletproof || range_proof_type == rct::RangeProofBulletproof;
bool use_simple_rct = sources.size() > 1 || range_proof_type != rct::RangeProofBorromean;
if (!use_simple_rct)
{

2
src/cryptonote_core/cryptonote_tx_utils.h
View file

@ -37,7 +37,7 @@
namespace cryptonote
{
//---------------------------------------------------------------
bool construct_miner_tx(size_t height, size_t median_size, uint64_t already_generated_coins, size_t current_block_size, uint64_t fee, const account_public_address &miner_address, transaction& tx, const blobdata& extra_nonce = blobdata(), size_t max_outs = 999, uint8_t hard_fork_version = 1);
bool construct_miner_tx(size_t height, size_t median_weight, uint64_t already_generated_coins, size_t current_block_weight, uint64_t fee, const account_public_address &miner_address, transaction& tx, const blobdata& extra_nonce = blobdata(), size_t max_outs = 999, uint8_t hard_fork_version = 1);
struct tx_source_entry
{

163
src/cryptonote_core/tx_pool.cpp
View file

@ -80,9 +80,13 @@ namespace cryptonote
return amount * ACCEPT_THRESHOLD;
}
uint64_t get_transaction_size_limit(uint8_t version)
uint64_t get_transaction_weight_limit(uint8_t version)
{
return get_min_block_size(version) - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
// from v8, limit a tx to 50% of the minimum block weight
if (version >= 8)
return get_min_block_weight(version) / 2 - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
else
return get_min_block_weight(version) - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
}
// This class is meant to create a batch when none currently exists.
@ -102,12 +106,12 @@ namespace cryptonote
}
//---------------------------------------------------------------------------------
//---------------------------------------------------------------------------------
tx_memory_pool::tx_memory_pool(Blockchain& bchs): m_blockchain(bchs), m_txpool_max_size(DEFAULT_TXPOOL_MAX_SIZE), m_txpool_size(0), m_cookie(0)
tx_memory_pool::tx_memory_pool(Blockchain& bchs): m_blockchain(bchs), m_txpool_max_weight(DEFAULT_TXPOOL_MAX_WEIGHT), m_txpool_weight(0), m_cookie(0)
{
}
//---------------------------------------------------------------------------------
bool tx_memory_pool::add_tx(transaction &tx, /*const crypto::hash& tx_prefix_hash,*/ const crypto::hash &id, size_t blob_size, tx_verification_context& tvc, bool kept_by_block, bool relayed, bool do_not_relay, uint8_t version)
bool tx_memory_pool::add_tx(transaction &tx, /*const crypto::hash& tx_prefix_hash,*/ const crypto::hash &id, size_t tx_weight, tx_verification_context& tvc, bool kept_by_block, bool relayed, bool do_not_relay, uint8_t version)
{
// this should already be called with that lock, but let's make it explicit for clarity
CRITICAL_REGION_LOCAL(m_transactions_lock);
@ -173,17 +177,17 @@ namespace cryptonote
fee = tx.rct_signatures.txnFee;
}
if (!kept_by_block && !m_blockchain.check_fee(blob_size, fee))
if (!kept_by_block && !m_blockchain.check_fee(tx_weight, fee))
{
tvc.m_verifivation_failed = true;
tvc.m_fee_too_low = true;
return false;
}
size_t tx_size_limit = get_transaction_size_limit(version);
if (!kept_by_block && blob_size > tx_size_limit)
size_t tx_weight_limit = get_transaction_weight_limit(version);
if (!kept_by_block && tx_weight > tx_weight_limit)
{
LOG_PRINT_L1("transaction is too big: " << blob_size << " bytes, maximum size: " << tx_size_limit);
LOG_PRINT_L1("transaction is too heavy: " << tx_weight << " bytes, maximum weight: " << tx_weight_limit);
tvc.m_verifivation_failed = true;
tvc.m_too_big = true;
return false;
@ -227,7 +231,7 @@ namespace cryptonote
// may become valid again, so ignore the failed inputs check.
if(kept_by_block)
{
meta.blob_size = blob_size;
meta.weight = tx_weight;
meta.fee = fee;
meta.max_used_block_id = null_hash;
meta.max_used_block_height = 0;
@ -248,7 +252,7 @@ namespace cryptonote
m_blockchain.add_txpool_tx(tx, meta);
if (!insert_key_images(tx, kept_by_block))
return false;
m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)blob_size, receive_time), id);
m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)tx_weight, receive_time), id);
}
catch (const std::exception &e)
{
@ -267,7 +271,7 @@ namespace cryptonote
}else
{
//update transactions container
meta.blob_size = blob_size;
meta.weight = tx_weight;
meta.kept_by_block = kept_by_block;
meta.fee = fee;
meta.max_used_block_id = max_used_block_id;
@ -290,7 +294,7 @@ namespace cryptonote
m_blockchain.add_txpool_tx(tx, meta);
if (!insert_key_images(tx, kept_by_block))
return false;
m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)blob_size, receive_time), id);
m_txs_by_fee_and_receive_time.emplace(std::pair<double, std::time_t>(fee / (double)tx_weight, receive_time), id);
}
catch (const std::exception &e)
{
@ -304,13 +308,13 @@ namespace cryptonote
}
tvc.m_verifivation_failed = false;
m_txpool_size += blob_size;
m_txpool_weight += tx_weight;
++m_cookie;
MINFO("Transaction added to pool: txid " << id << " bytes: " << blob_size << " fee/byte: " << (fee / (double)blob_size));
MINFO("Transaction added to pool: txid " << id << " weight: " << tx_weight << " fee/byte: " << (fee / (double)tx_weight));
prune(m_txpool_max_size);
prune(m_txpool_max_weight);
return true;
}
@ -321,26 +325,26 @@ namespace cryptonote
size_t blob_size = 0;
if (!get_transaction_hash(tx, h, blob_size) || blob_size == 0)
return false;
return add_tx(tx, h, blob_size, tvc, keeped_by_block, relayed, do_not_relay, version);
return add_tx(tx, h, get_transaction_weight(tx, blob_size), tvc, keeped_by_block, relayed, do_not_relay, version);
}
//---------------------------------------------------------------------------------
size_t tx_memory_pool::get_txpool_size() const
size_t tx_memory_pool::get_txpool_weight() const
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
return m_txpool_size;
return m_txpool_weight;
}
//---------------------------------------------------------------------------------
void tx_memory_pool::set_txpool_max_size(size_t bytes)
void tx_memory_pool::set_txpool_max_weight(size_t bytes)
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
m_txpool_max_size = bytes;
m_txpool_max_weight = bytes;
}
//---------------------------------------------------------------------------------
void tx_memory_pool::prune(size_t bytes)
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
if (bytes == 0)
bytes = m_txpool_max_size;
bytes = m_txpool_max_weight;
CRITICAL_REGION_LOCAL1(m_blockchain);
LockedTXN lock(m_blockchain);
bool changed = false;
@ -349,7 +353,7 @@ namespace cryptonote
auto it = --m_txs_by_fee_and_receive_time.end();
while (it != m_txs_by_fee_and_receive_time.begin())
{
if (m_txpool_size <= bytes)
if (m_txpool_weight <= bytes)
break;
try
{
@ -374,11 +378,11 @@ namespace cryptonote
return;
}
// remove first, in case this throws, so key images aren't removed
MINFO("Pruning tx " << txid << " from txpool: size: " << it->first.second << ", fee/byte: " << it->first.first);
MINFO("Pruning tx " << txid << " from txpool: weight: " << it->first.second << ", fee/byte: " << it->first.first);
m_blockchain.remove_txpool_tx(txid);
m_txpool_size -= txblob.size();
m_txpool_weight -= it->first.second;
remove_transaction_keyimages(tx);
MINFO("Pruned tx " << txid << " from txpool: size: " << it->first.second << ", fee/byte: " << it->first.first);
MINFO("Pruned tx " << txid << " from txpool: weight: " << it->first.second << ", fee/byte: " << it->first.first);
m_txs_by_fee_and_receive_time.erase(it--);
changed = true;
}
@ -390,8 +394,8 @@ namespace cryptonote
}
if (changed)
++m_cookie;
if (m_txpool_size > bytes)
MINFO("Pool size after pruning is larger than limit: " << m_txpool_size << "/" << bytes);
if (m_txpool_weight > bytes)
MINFO("Pool weight after pruning is larger than limit: " << m_txpool_weight << "/" << bytes);
}
//---------------------------------------------------------------------------------
bool tx_memory_pool::insert_key_images(const transaction &tx, bool kept_by_block)
@ -446,7 +450,7 @@ namespace cryptonote
return true;
}
//---------------------------------------------------------------------------------
bool tx_memory_pool::take_tx(const crypto::hash &id, transaction &tx, size_t& blob_size, uint64_t& fee, bool &relayed, bool &do_not_relay, bool &double_spend_seen)
bool tx_memory_pool::take_tx(const crypto::hash &id, transaction &tx, size_t& tx_weight, uint64_t& fee, bool &relayed, bool &do_not_relay, bool &double_spend_seen)
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
CRITICAL_REGION_LOCAL1(m_blockchain);
@ -470,7 +474,7 @@ namespace cryptonote
MERROR("Failed to parse tx from txpool");
return false;
}
blob_size = meta.blob_size;
tx_weight = meta.weight;
fee = meta.fee;
relayed = meta.relayed;
do_not_relay = meta.do_not_relay;
@ -478,7 +482,7 @@ namespace cryptonote
// remove first, in case this throws, so key images aren't removed
m_blockchain.remove_txpool_tx(id);
m_txpool_size -= blob_size;
m_txpool_weight -= tx_weight;
remove_transaction_keyimages(tx);
}
catch (const std::exception &e)
@ -552,7 +556,7 @@ namespace cryptonote
{
// remove first, so we only remove key images if the tx removal succeeds
m_blockchain.remove_txpool_tx(txid);
m_txpool_size -= bd.size();
m_txpool_weight -= get_transaction_weight(tx, bd.size());
remove_transaction_keyimages(tx);
}
}
@ -670,7 +674,7 @@ namespace cryptonote
const uint64_t now = time(NULL);
backlog.reserve(m_blockchain.get_txpool_tx_count(include_unrelayed_txes));
m_blockchain.for_all_txpool_txes([&backlog, now](const crypto::hash &txid, const txpool_tx_meta_t &meta, const cryptonote::blobdata *bd){
backlog.push_back({meta.blob_size, meta.fee, meta.receive_time - now});
backlog.push_back({meta.weight, meta.fee, meta.receive_time - now});
return true;
}, false, include_unrelayed_txes);
}
@ -682,15 +686,15 @@ namespace cryptonote
const uint64_t now = time(NULL);
std::map<uint64_t, txpool_histo> agebytes;
stats.txs_total = m_blockchain.get_txpool_tx_count(include_unrelayed_txes);
std::vector<uint32_t> sizes;
sizes.reserve(stats.txs_total);
m_blockchain.for_all_txpool_txes([&stats, &sizes, now, &agebytes](const crypto::hash &txid, const txpool_tx_meta_t &meta, const cryptonote::blobdata *bd){
sizes.push_back(meta.blob_size);
stats.bytes_total += meta.blob_size;
if (!stats.bytes_min || meta.blob_size < stats.bytes_min)
stats.bytes_min = meta.blob_size;
if (meta.blob_size > stats.bytes_max)
stats.bytes_max = meta.blob_size;
std::vector<uint32_t> weights;
weights.reserve(stats.txs_total);
m_blockchain.for_all_txpool_txes([&stats, &weights, now, &agebytes](const crypto::hash &txid, const txpool_tx_meta_t &meta, const cryptonote::blobdata *bd){
weights.push_back(meta.weight);
stats.bytes_total += meta.weight;
if (!stats.bytes_min || meta.weight < stats.bytes_min)
stats.bytes_min = meta.weight;
if (meta.weight > stats.bytes_max)
stats.bytes_max = meta.weight;
if (!meta.relayed)
stats.num_not_relayed++;
stats.fee_total += meta.fee;
@ -702,12 +706,12 @@ namespace cryptonote
stats.num_failing++;
uint64_t age = now - meta.receive_time + (now == meta.receive_time);
agebytes[age].txs++;
agebytes[age].bytes += meta.blob_size;
agebytes[age].bytes += meta.weight;
if (meta.double_spend_seen)
++stats.num_double_spends;
return true;
}, false, include_unrelayed_txes);
stats.bytes_med = epee::misc_utils::median(sizes);
stats.bytes_med = epee::misc_utils::median(weights);
if (stats.txs_total > 1)
{
/* looking for 98th percentile */
@ -771,7 +775,8 @@ namespace cryptonote
return true;
}
txi.tx_json = obj_to_json_str(tx);
txi.blob_size = meta.blob_size;
txi.blob_size = bd->size();
txi.weight = meta.weight;
txi.fee = meta.fee;
txi.kept_by_block = meta.kept_by_block;
txi.max_used_block_height = meta.max_used_block_height;
@ -842,7 +847,8 @@ namespace cryptonote
return true;
}
txi.tx = tx;
txi.blob_size = meta.blob_size;
txi.blob_size = bd->size();
txi.weight = meta.weight;
txi.fee = meta.fee;
txi.kept_by_block = meta.kept_by_block;
txi.max_used_block_height = meta.max_used_block_height;
@ -1116,7 +1122,8 @@ namespace cryptonote
}
ss << obj_to_json_str(tx) << std::endl;
}
ss << "blob_size: " << meta.blob_size << std::endl
ss << "blob_size: " << (short_format ? "-" : std::to_string(txblob->size())) << std::endl
<< "weight: " << meta.weight << std::endl
<< "fee: " << print_money(meta.fee) << std::endl
<< "kept_by_block: " << (meta.kept_by_block ? 'T' : 'F') << std::endl
<< "double_spend_seen: " << (meta.double_spend_seen ? 'T' : 'F') << std::endl
@ -1131,25 +1138,25 @@ namespace cryptonote
}
//---------------------------------------------------------------------------------
//TODO: investigate whether boolean return is appropriate
bool tx_memory_pool::fill_block_template(block &bl, size_t median_size, uint64_t already_generated_coins, size_t &total_size, uint64_t &fee, uint64_t &expected_reward, uint8_t version)
bool tx_memory_pool::fill_block_template(block &bl, size_t median_weight, uint64_t already_generated_coins, size_t &total_weight, uint64_t &fee, uint64_t &expected_reward, uint8_t version)
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
CRITICAL_REGION_LOCAL1(m_blockchain);
uint64_t best_coinbase = 0, coinbase = 0;
total_size = 0;
total_weight = 0;
fee = 0;
//baseline empty block
get_block_reward(median_size, total_size, already_generated_coins, best_coinbase, version);
get_block_reward(median_weight, total_weight, already_generated_coins, best_coinbase, version);
size_t max_total_size_pre_v5 = (130 * median_size) / 100 - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
size_t max_total_size_v5 = 2 * median_size - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
size_t max_total_size = version >= 5 ? max_total_size_v5 : max_total_size_pre_v5;
size_t max_total_weight_pre_v5 = (130 * median_weight) / 100 - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
size_t max_total_weight_v5 = 2 * median_weight - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
size_t max_total_weight = version >= 5 ? max_total_weight_v5 : max_total_weight_pre_v5;
std::unordered_set<crypto::key_image> k_images;
LOG_PRINT_L2("Filling block template, median size " << median_size << ", " << m_txs_by_fee_and_receive_time.size() << " txes in the pool");
LOG_PRINT_L2("Filling block template, median weight " << median_weight << ", " << m_txs_by_fee_and_receive_time.size() << " txes in the pool");
LockedTXN lock(m_blockchain);
@ -1162,12 +1169,12 @@ namespace cryptonote
MERROR(" failed to find tx meta");
continue;
}
LOG_PRINT_L2("Considering " << sorted_it->second << ", size " << meta.blob_size << ", current block size " << total_size << "/" << max_total_size << ", current coinbase " << print_money(best_coinbase));
LOG_PRINT_L2("Considering " << sorted_it->second << ", weight " << meta.weight << ", current block weight " << total_weight << "/" << max_total_weight << ", current coinbase " << print_money(best_coinbase));
// Can not exceed maximum block size
if (max_total_size < total_size + meta.blob_size)
// Can not exceed maximum block weight
if (max_total_weight < total_weight + meta.weight)
{
LOG_PRINT_L2(" would exceed maximum block size");
LOG_PRINT_L2(" would exceed maximum block weight");
continue;
}
@ -1177,9 +1184,9 @@ namespace cryptonote
// If we're getting lower coinbase tx,
// stop including more tx
uint64_t block_reward;
if(!get_block_reward(median_size, total_size + meta.blob_size, already_generated_coins, block_reward, version))
if(!get_block_reward(median_weight, total_weight + meta.weight, already_generated_coins, block_reward, version))
{
LOG_PRINT_L2(" would exceed maximum block size");
LOG_PRINT_L2(" would exceed maximum block weight");
continue;
}
coinbase = block_reward + fee + meta.fee;
@ -1191,11 +1198,11 @@ namespace cryptonote
}
else
{
// If we've exceeded the penalty free size,
// If we've exceeded the penalty free weight,
// stop including more tx
if (total_size > median_size)
if (total_weight > median_weight)
{
LOG_PRINT_L2(" would exceed median block size");
LOG_PRINT_L2(" would exceed median block weight");
break;
}
}
@ -1241,16 +1248,16 @@ namespace cryptonote
}
bl.tx_hashes.push_back(sorted_it->second);
total_size += meta.blob_size;
total_weight += meta.weight;
fee += meta.fee;
best_coinbase = coinbase;
append_key_images(k_images, tx);
LOG_PRINT_L2(" added, new block size " << total_size << "/" << max_total_size << ", coinbase " << print_money(best_coinbase));
LOG_PRINT_L2(" added, new block weight " << total_weight << "/" << max_total_weight << ", coinbase " << print_money(best_coinbase));
}
expected_reward = best_coinbase;
LOG_PRINT_L2("Block template filled with " << bl.tx_hashes.size() << " txes, size "
<< total_size << "/" << max_total_size << ", coinbase " << print_money(best_coinbase)
LOG_PRINT_L2("Block template filled with " << bl.tx_hashes.size() << " txes, weight "
<< total_weight << "/" << max_total_weight << ", coinbase " << print_money(best_coinbase)
<< " (including " << print_money(fee) << " in fees)");
return true;
}
@ -1259,14 +1266,14 @@ namespace cryptonote
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
CRITICAL_REGION_LOCAL1(m_blockchain);
size_t tx_size_limit = get_transaction_size_limit(version);
size_t tx_weight_limit = get_transaction_weight_limit(version);
std::unordered_set<crypto::hash> remove;
m_txpool_size = 0;
m_blockchain.for_all_txpool_txes([this, &remove, tx_size_limit](const crypto::hash &txid, const txpool_tx_meta_t &meta, const cryptonote::blobdata*) {
m_txpool_size += meta.blob_size;
if (meta.blob_size > tx_size_limit) {
LOG_PRINT_L1("Transaction " << txid << " is too big (" << meta.blob_size << " bytes), removing it from pool");
m_txpool_weight = 0;
m_blockchain.for_all_txpool_txes([this, &remove, tx_weight_limit](const crypto::hash &txid, const txpool_tx_meta_t &meta, const cryptonote::blobdata*) {
m_txpool_weight += meta.weight;
if (meta.weight > tx_weight_limit) {
LOG_PRINT_L1("Transaction " << txid << " is too big (" << meta.weight << " bytes), removing it from pool");
remove.insert(txid);
}
else if (m_blockchain.have_tx(txid)) {
@ -1293,7 +1300,7 @@ namespace cryptonote
}
// remove tx from db first
m_blockchain.remove_txpool_tx(txid);
m_txpool_size -= txblob.size();
m_txpool_weight -= get_transaction_weight(tx, txblob.size());
remove_transaction_keyimages(tx);
auto sorted_it = find_tx_in_sorted_container(txid);
if (sorted_it == m_txs_by_fee_and_receive_time.end())
@ -1318,15 +1325,15 @@ namespace cryptonote
return n_removed;
}
//---------------------------------------------------------------------------------
bool tx_memory_pool::init(size_t max_txpool_size)
bool tx_memory_pool::init(size_t max_txpool_weight)
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
CRITICAL_REGION_LOCAL1(m_blockchain);
m_txpool_max_size = max_txpool_size ? max_txpool_size : DEFAULT_TXPOOL_MAX_SIZE;
m_txpool_max_weight = max_txpool_weight ? max_txpool_weight : DEFAULT_TXPOOL_MAX_WEIGHT;
m_txs_by_fee_and_receive_time.clear();
m_spent_key_images.clear();
m_txpool_size = 0;
m_txpool_weight = 0;
std::vector<crypto::hash> remove;
// first add the not kept by block, then the kept by block,
@ -1348,8 +1355,8 @@ namespace cryptonote
MFATAL("Failed to insert key images from txpool tx");
return false;
}
m_txs_by_fee_and_receive_time.emplace(std::pair<double, time_t>(meta.fee / (double)meta.blob_size, meta.receive_time), txid);
m_txpool_size += meta.blob_size;
m_txs_by_fee_and_receive_time.emplace(std::pair<double, time_t>(meta.fee / (double)meta.weight, meta.receive_time), txid);
m_txpool_weight += meta.weight;
return true;
}, true);
if (!r)

46
src/cryptonote_core/tx_pool.h
View file

@ -84,7 +84,7 @@ namespace cryptonote
*
* This handling includes:
* storing the transactions
* organizing the transactions by fee per size
* organizing the transactions by fee per weight unit
* taking/giving transactions to and from various other components
* saving the transactions to disk on shutdown
* helping create a new block template by choosing transactions for it
@ -105,9 +105,9 @@ namespace cryptonote
* @copydoc add_tx(transaction&, tx_verification_context&, bool, bool, uint8_t)
*
* @param id the transaction's hash
* @param blob_size the transaction's size
* @param tx_weight the transaction's weight
*/
bool add_tx(transaction &tx, const crypto::hash &id, size_t blob_size, tx_verification_context& tvc, bool kept_by_block, bool relayed, bool do_not_relay, uint8_t version);
bool add_tx(transaction &tx, const crypto::hash &id, size_t tx_weight, tx_verification_context& tvc, bool kept_by_block, bool relayed, bool do_not_relay, uint8_t version);
/**
* @brief add a transaction to the transaction pool
@ -133,7 +133,7 @@ namespace cryptonote
*
* @param id the hash of the transaction
* @param tx return-by-reference the transaction taken
* @param blob_size return-by-reference the transaction's size
* @param tx_weight return-by-reference the transaction's weight
* @param fee the transaction fee
* @param relayed return-by-reference was transaction relayed to us by the network?
* @param do_not_relay return-by-reference is transaction not to be relayed to the network?
@ -141,7 +141,7 @@ namespace cryptonote
*
* @return true unless the transaction cannot be found in the pool
*/
bool take_tx(const crypto::hash &id, transaction &tx, size_t& blob_size, uint64_t& fee, bool &relayed, bool &do_not_relay, bool &double_spend_seen);
bool take_tx(const crypto::hash &id, transaction &tx, size_t& tx_weight, uint64_t& fee, bool &relayed, bool &do_not_relay, bool &double_spend_seen);
/**
* @brief checks if the pool has a transaction with the given hash
@ -198,11 +198,11 @@ namespace cryptonote
/**
* @brief loads pool state (if any) from disk, and initializes pool
*
* @param max_txpool_size the max size in bytes
* @param max_txpool_weight the max weight in bytes
*
* @return true
*/
bool init(size_t max_txpool_size = 0);
bool init(size_t max_txpool_weight = 0);
/**
* @brief attempts to save the transaction pool state to disk
@ -219,16 +219,16 @@ namespace cryptonote
* @brief Chooses transactions for a block to include
*
* @param bl return-by-reference the block to fill in with transactions
* @param median_size the current median block size
* @param median_weight the current median block weight
* @param already_generated_coins the current total number of coins "minted"
* @param total_size return-by-reference the total size of the new block
* @param total_weight return-by-reference the total weight of the new block
* @param fee return-by-reference the total of fees from the included transactions
* @param expected_reward return-by-reference the total reward awarded to the miner finding this block, including transaction fees
* @param version hard fork version to use for consensus rules
*
* @return true
*/
bool fill_block_template(block &bl, size_t median_size, uint64_t already_generated_coins, size_t &total_size, uint64_t &fee, uint64_t &expected_reward, uint8_t version);
bool fill_block_template(block &bl, size_t median_weight, uint64_t already_generated_coins, size_t &total_weight, uint64_t &fee, uint64_t &expected_reward, uint8_t version);
/**
* @brief get a list of all transactions in the pool
@ -249,7 +249,7 @@ namespace cryptonote
void get_transaction_hashes(std::vector<crypto::hash>& txs, bool include_unrelayed_txes = true) const;
/**
* @brief get (size, fee, receive time) for all transaction in the pool
* @brief get (weight, fee, receive time) for all transaction in the pool
*
* @param txs return-by-reference that data
* @param include_unrelayed_txes include unrelayed txes in the result
@ -370,21 +370,21 @@ namespace cryptonote
uint64_t cookie() const { return m_cookie; }
/**
* @brief get the cumulative txpool size in bytes
* @brief get the cumulative txpool weight in bytes
*
* @return the cumulative txpool size in bytes
* @return the cumulative txpool weight in bytes
*/
size_t get_txpool_size() const;
size_t get_txpool_weight() const;
/**
* @brief set the max cumulative txpool size in bytes
* @brief set the max cumulative txpool weight in bytes
*
* @param bytes the max cumulative txpool size in bytes
* @param bytes the max cumulative txpool weight in bytes
*/
void set_txpool_max_size(size_t bytes);
void set_txpool_max_weight(size_t bytes);
#define CURRENT_MEMPOOL_ARCHIVE_VER 11
#define CURRENT_MEMPOOL_TX_DETAILS_ARCHIVE_VER 12
#define CURRENT_MEMPOOL_TX_DETAILS_ARCHIVE_VER 13
/**
* @brief information about a single transaction
@ -393,6 +393,7 @@ namespace cryptonote
{
transaction tx; //!< the transaction
size_t blob_size; //!< the transaction's size
size_t weight; //!< the transaction's weight
uint64_t fee; //!< the transaction's fee amount
crypto::hash max_used_block_id; //!< the hash of the highest block referenced by an input
uint64_t max_used_block_height; //!< the height of the highest block referenced by an input
@ -522,7 +523,7 @@ namespace cryptonote
/**
* @brief prune lowest fee/byte txes till we're not above bytes
*
* if bytes is 0, use m_txpool_max_size
* if bytes is 0, use m_txpool_max_weight
*/
void prune(size_t bytes = 0);
@ -578,8 +579,8 @@ private:
Blockchain& m_blockchain; //!< reference to the Blockchain object
size_t m_txpool_max_size;
size_t m_txpool_size;
size_t m_txpool_max_weight;
size_t m_txpool_weight;
mutable std::unordered_map<crypto::hash, std::tuple<bool, tx_verification_context, uint64_t, crypto::hash>> m_input_cache;
};
@ -608,6 +609,9 @@ namespace boost
if (version < 12)
return;
ar & td.do_not_relay;
if (version < 13)
return;
ar & td.weight;
}
}
}