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Cleanup old Monero blocks data

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SChernykh 2021-10-29 11:14:28 +02:00
parent 0869326f39
commit 113e39817d
2 changed files with 29 additions and 0 deletions
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27
src/p2pool.cpp
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@ -203,6 +203,8 @@ void p2pool::handle_miner_data(MinerData& data)
c.reward = 0;
m_mainchainByHash[c.id] = c;
cleanup_mainchain_data(data.height);
}
data.tx_backlog.clear();
@ -1068,6 +1070,31 @@ void p2pool::api_update_stats_mod()
});
}
void p2pool::cleanup_mainchain_data(uint64_t height)
{
// Expects m_mainchainLock to be already locked here
// Deletes everything older than 720 blocks, except for the 3 latest RandomX seed heights
constexpr uint64_t PRUNE_DISTANCE = 720;
const uint64_t seed_height = get_seed_height(height);
const std::array<uint64_t, 3> seed_heights{ seed_height, seed_height - SEEDHASH_EPOCH_BLOCKS, seed_height - SEEDHASH_EPOCH_BLOCKS * 2 };
for (auto it = m_mainchainByHeight.begin(); it != m_mainchainByHeight.end();) {
const uint64_t h = it->first;
if (h + PRUNE_DISTANCE >= height) {
break;
}
if (std::find(seed_heights.begin(), seed_heights.end(), h) == seed_heights.end()) {
m_mainchainByHash.erase(it->second.id);
it = m_mainchainByHeight.erase(it);
}
else {
++it;
}
}
}
void p2pool::api_update_block_found(const ChainMain* data)
{
clear_crypto_cache();

2
src/p2pool.h
View file

@ -130,6 +130,8 @@ private:
void api_update_pool_stats();
void api_update_stats_mod();
void cleanup_mainchain_data(uint64_t height);
struct FoundBlock
{
FORCEINLINE FoundBlock(time_t _t, uint64_t _h, const hash& _id, const difficulty_type& _block_diff, const difficulty_type& _total_hashes)