mirror of
https://github.com/oxen-io/oxen-core.git
synced 2023-12-14 02:22:56 +01:00
hardfork: rescan speedup
Add a block height before which version 1 is assumed Use DB transactions
This commit is contained in:
moneromooo-monero
parent
fec98b8952
commit
0a7421b607
4 changed files with 49 additions and 23 deletions
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@ -80,6 +80,7 @@ static const struct {
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// version 2 can start from block 1009827, setup on the 20th of september
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{ 2, 1009827, 1442763710 },
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};
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static const uint64_t mainnet_hard_fork_version_1_till = 750000;
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static const struct {
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uint8_t version;
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@ -89,6 +90,7 @@ static const struct {
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// version 1 from the start of the blockchain
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{ 1, 1, 1341378000 },
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};
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static const uint64_t testnet_hard_fork_version_1_till = 540000;
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//------------------------------------------------------------------
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Blockchain::Blockchain(tx_memory_pool& tx_pool) :
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@ -296,13 +298,14 @@ bool Blockchain::init(BlockchainDB* db, const bool testnet)
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m_db = db;
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m_hardfork = new HardFork(*db);
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if (testnet) {
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m_hardfork = new HardFork(*db, 1, testnet_hard_fork_version_1_till);
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for (size_t n = 0; n < sizeof(testnet_hard_forks) / sizeof(testnet_hard_forks[0]); ++n)
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m_hardfork->add(testnet_hard_forks[n].version, testnet_hard_forks[n].height, testnet_hard_forks[n].time);
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}
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else
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{
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m_hardfork = new HardFork(*db, 1, mainnet_hard_fork_version_1_till);
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for (size_t n = 0; n < sizeof(mainnet_hard_forks) / sizeof(mainnet_hard_forks[0]); ++n)
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m_hardfork->add(mainnet_hard_forks[n].version, mainnet_hard_forks[n].height, mainnet_hard_forks[n].time);
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}
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@ -35,9 +35,10 @@
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using namespace cryptonote;
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HardFork::HardFork(cryptonote::BlockchainDB &db, uint8_t original_version, time_t forked_time, time_t update_time, uint64_t window_size, int threshold_percent):
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HardFork::HardFork(cryptonote::BlockchainDB &db, uint8_t original_version, uint64_t original_version_till_height, time_t forked_time, time_t update_time, uint64_t window_size, int threshold_percent):
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db(db),
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original_version(original_version),
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original_version_till_height(original_version_till_height),
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forked_time(forked_time),
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update_time(update_time),
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window_size(window_size),
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@ -68,9 +69,8 @@ bool HardFork::add(uint8_t version, uint64_t height, time_t time)
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return true;
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}
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uint8_t HardFork::get_effective_version(const cryptonote::block &block) const
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uint8_t HardFork::get_effective_version(uint8_t version) const
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{
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uint8_t version = block.major_version;
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if (!heights.empty()) {
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uint8_t max_version = heights.back().version;
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if (version > max_version)
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@ -79,27 +79,27 @@ uint8_t HardFork::get_effective_version(const cryptonote::block &block) const
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return version;
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}
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bool HardFork::do_check(const cryptonote::block &block) const
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bool HardFork::do_check(uint8_t version) const
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{
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return block.major_version >= heights[current_fork_index].version;
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return version >= heights[current_fork_index].version;
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}
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bool HardFork::check(const cryptonote::block &block) const
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{
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CRITICAL_REGION_LOCAL(lock);
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return do_check(block);
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return do_check(block.major_version);
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}
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bool HardFork::add(const cryptonote::block &block, uint64_t height)
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bool HardFork::add(uint8_t block_version, uint64_t height)
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{
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CRITICAL_REGION_LOCAL(lock);
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if (!do_check(block))
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if (!do_check(block_version))
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return false;
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db.set_hard_fork_version(height, heights[current_fork_index].version);
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const uint8_t version = get_effective_version(block);
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const uint8_t version = get_effective_version(block_version);
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while (versions.size() >= window_size) {
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const uint8_t old_version = versions.front();
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@ -123,6 +123,11 @@ bool HardFork::add(const cryptonote::block &block, uint64_t height)
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return true;
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}
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bool HardFork::add(const cryptonote::block &block, uint64_t height)
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{
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return add(block.major_version, height);
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}
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void HardFork::init()
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{
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CRITICAL_REGION_LOCAL(lock);
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@ -154,12 +159,24 @@ void HardFork::init()
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LOG_PRINT_L1("reorganization done");
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}
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uint8_t HardFork::get_block_version(uint64_t height) const
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{
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if (height <= original_version_till_height)
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return original_version;
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const cryptonote::block &block = db.get_block_from_height(height);
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return block.major_version;
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}
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bool HardFork::reorganize_from_block_height(uint64_t height)
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{
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CRITICAL_REGION_LOCAL(lock);
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if (height >= db.height())
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return false;
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//db.set_batch_transactions(true);
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//db.batch_start();
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versions.clear();
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for (size_t n = 0; n < 256; ++n)
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@ -172,7 +189,7 @@ bool HardFork::reorganize_from_block_height(uint64_t height)
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}
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for (uint64_t h = rescan_height; h <= height; ++h) {
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cryptonote::block b = db.get_block_from_height(h);
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const uint8_t v = get_effective_version(b);
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const uint8_t v = get_effective_version(b.major_version);
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last_versions[v]++;
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versions.push_back(v);
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}
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@ -188,9 +205,11 @@ bool HardFork::reorganize_from_block_height(uint64_t height)
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const uint64_t bc_height = db.height();
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for (uint64_t h = height + 1; h < bc_height; ++h) {
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add(db.get_block_from_height(h), h);
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add(get_block_version(h), h);
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}
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//db.batch_stop();
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return true;
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}
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@ -44,6 +44,7 @@ namespace cryptonote
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Ready,
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} State;
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static const uint64_t DEFAULT_ORIGINAL_VERSION_TILL_HEIGHT = 0; // <= actual height
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static const time_t DEFAULT_FORKED_TIME = 31557600; // a year in seconds
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static const time_t DEFAULT_UPDATE_TIME = 31557600 / 2;
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static const uint64_t DEFAULT_WINDOW_SIZE = 50; // supermajority window check length
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@ -58,7 +59,7 @@ namespace cryptonote
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* @param window_size the size of the window in blocks to consider for version voting
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* @param threshold_percent the size of the majority in percents
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*/
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HardFork(cryptonote::BlockchainDB &db, uint8_t original_version = 1, time_t forked_time = DEFAULT_FORKED_TIME, time_t update_time = DEFAULT_UPDATE_TIME, uint64_t window_size = DEFAULT_WINDOW_SIZE, int threshold_percent = DEFAULT_THRESHOLD_PERCENT);
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HardFork(cryptonote::BlockchainDB &db, uint8_t original_version = 1, uint64_t original_version_till_height = DEFAULT_ORIGINAL_VERSION_TILL_HEIGHT, time_t forked_time = DEFAULT_FORKED_TIME, time_t update_time = DEFAULT_UPDATE_TIME, uint64_t window_size = DEFAULT_WINDOW_SIZE, int threshold_percent = DEFAULT_THRESHOLD_PERCENT);
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/**
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* @brief add a new hardfork height
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@ -182,9 +183,11 @@ namespace cryptonote
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private:
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bool do_check(const cryptonote::block &block) const;
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uint8_t get_block_version(uint64_t height) const;
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bool do_check(uint8_t version) const;
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int get_voted_fork_index(uint64_t height) const;
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uint8_t get_effective_version(const cryptonote::block &block) const;
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uint8_t get_effective_version(uint8_t version) const;
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bool add(uint8_t block_version, uint64_t height);
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private:
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@ -196,6 +199,7 @@ namespace cryptonote
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int threshold_percent;
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uint8_t original_version;
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uint64_t original_version_till_height;
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struct Params {
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uint8_t version;
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@ -196,7 +196,7 @@ TEST(states, Success)
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TEST(steps_asap, Success)
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{
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TestDB db;
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HardFork hf(db, 1,1,1,1);
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HardFork hf(db, 1,0,1,1,1);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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@ -225,7 +225,7 @@ TEST(steps_asap, Success)
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TEST(steps_1, Success)
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{
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TestDB db;
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HardFork hf(db, 1,1,1,1);
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HardFork hf(db, 1,0,1,1,1);
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ASSERT_TRUE(hf.add(1, 0, 0));
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for (int n = 1 ; n < 10; ++n)
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@ -246,7 +246,7 @@ TEST(reorganize, Same)
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{
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for (int history = 1; history <= 12; ++history) {
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TestDB db;
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HardFork hf(db, 1, 1, 1, history, 100);
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HardFork hf(db, 1, 0, 1, 1, history, 100);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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@ -276,7 +276,7 @@ TEST(reorganize, Changed)
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{
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int history = 4;
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TestDB db;
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HardFork hf(db, 1, 1, 1, 4, 100);
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HardFork hf(db, 1, 0, 1, 1, 4, 100);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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@ -325,7 +325,7 @@ TEST(voting, threshold)
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{
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for (int threshold = 87; threshold <= 88; ++threshold) {
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TestDB db;
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HardFork hf(db, 1, 1, 1, 8, threshold);
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HardFork hf(db, 1, 0, 1, 1, 8, threshold);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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@ -353,7 +353,7 @@ TEST(voting, threshold)
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TEST(new_blocks, denied)
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{
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TestDB db;
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HardFork hf(db, 1, 1, 1, 4, 50);
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HardFork hf(db, 1, 0, 1, 1, 4, 50);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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@ -379,7 +379,7 @@ TEST(new_blocks, denied)
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TEST(new_version, early)
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{
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TestDB db;
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HardFork hf(db, 1, 1, 1, 4, 50);
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HardFork hf(db, 1, 0, 1, 1, 4, 50);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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@ -402,7 +402,7 @@ TEST(new_version, early)
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TEST(reorganize, changed)
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{
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TestDB db;
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HardFork hf(db, 1, 1, 1, 4, 50);
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HardFork hf(db, 1, 0, 1, 1, 4, 50);
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// v h t
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ASSERT_TRUE(hf.add(1, 0, 0));
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