diff options
Diffstat (limited to 'src/cryptonote_core/blockchain.cpp')
| -rw-r--r-- | src/cryptonote_core/blockchain.cpp | 96 |
1 files changed, 93 insertions, 3 deletions
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp index a108124a8..70f4c7a1b 100644 --- a/src/cryptonote_core/blockchain.cpp +++ b/src/cryptonote_core/blockchain.cpp @@ -53,6 +53,8 @@ #include "ringct/rctSigs.h" #include "common/perf_timer.h" #include "common/notify.h" +#include "common/varint.h" +#include "common/pruning.h" #undef MONERO_DEFAULT_LOG_CATEGORY #define MONERO_DEFAULT_LOG_CATEGORY "blockchain" @@ -646,8 +648,14 @@ block Blockchain::pop_block_from_blockchain() m_hardfork->on_block_popped(1); // return transactions from popped block to the tx_pool + size_t pruned = 0; for (transaction& tx : popped_txs) { + if (tx.pruned) + { + ++pruned; + continue; + } if (!is_coinbase(tx)) { cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc); @@ -669,6 +677,8 @@ block Blockchain::pop_block_from_blockchain() } } } + if (pruned) + MWARNING(pruned << " pruned txes could not be added back to the txpool"); m_blocks_longhash_table.clear(); m_scan_table.clear(); @@ -2044,6 +2054,51 @@ bool Blockchain::get_transactions_blobs(const t_ids_container& txs_ids, t_tx_con return true; } //------------------------------------------------------------------ +size_t get_transaction_version(const cryptonote::blobdata &bd) +{ + size_t version; + const char* begin = static_cast<const char*>(bd.data()); + const char* end = begin + bd.size(); + int read = tools::read_varint(begin, end, version); + if (read <= 0) + throw std::runtime_error("Internal error getting transaction version"); + return version; +} +//------------------------------------------------------------------ +template<class t_ids_container, class t_tx_container, class t_missed_container> +bool Blockchain::get_split_transactions_blobs(const t_ids_container& txs_ids, t_tx_container& txs, t_missed_container& missed_txs) const +{ + LOG_PRINT_L3("Blockchain::" << __func__); + CRITICAL_REGION_LOCAL(m_blockchain_lock); + + reserve_container(txs, txs_ids.size()); + for (const auto& tx_hash : txs_ids) + { + try + { + cryptonote::blobdata tx; + if (m_db->get_pruned_tx_blob(tx_hash, tx)) + { + txs.push_back(std::make_tuple(tx_hash, std::move(tx), crypto::null_hash, cryptonote::blobdata())); + if (!is_v1_tx(std::get<1>(txs.back())) && !m_db->get_prunable_tx_hash(tx_hash, std::get<2>(txs.back()))) + { + MERROR("Prunable data hash not found for " << tx_hash); + return false; + } + if (!m_db->get_prunable_tx_blob(tx_hash, std::get<3>(txs.back()))) + std::get<3>(txs.back()).clear(); + } + else + missed_txs.push_back(tx_hash); + } + catch (const std::exception& e) + { + return false; + } + } + return true; +} +//------------------------------------------------------------------ template<class t_ids_container, class t_tx_container, class t_missed_container> bool Blockchain::get_transactions(const t_ids_container& txs_ids, t_tx_container& txs, t_missed_container& missed_txs) const { @@ -2092,9 +2147,12 @@ bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qbloc m_db->block_txn_start(true); current_height = get_current_blockchain_height(); + const uint32_t pruning_seed = get_blockchain_pruning_seed(); + start_height = tools::get_next_unpruned_block_height(start_height, current_height, pruning_seed); + uint64_t stop_height = tools::get_next_pruned_block_height(start_height, current_height, pruning_seed); size_t count = 0; - hashes.reserve(std::max((size_t)(current_height - start_height), (size_t)BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT)); - for(size_t i = start_height; i < current_height && count < BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT; i++, count++) + hashes.reserve(std::min((size_t)(stop_height - start_height), (size_t)BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT)); + for(size_t i = start_height; i < stop_height && count < BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT; i++, count++) { hashes.push_back(m_db->get_block_hash_from_height(i)); } @@ -3369,7 +3427,7 @@ leave: { if (memcmp(&hash, &expected_hash, sizeof(hash)) != 0) { - MERROR_VER("Block with id is INVALID: " << id); + MERROR_VER("Block with id is INVALID: " << id << ", expected " << expected_hash); bvc.m_verifivation_failed = true; goto leave; } @@ -3635,6 +3693,35 @@ leave: return true; } //------------------------------------------------------------------ +bool Blockchain::prune_blockchain(uint32_t pruning_seed) +{ + uint8_t hf_version = m_hardfork->get_current_version(); + if (hf_version < 10) + { + MERROR("Most of the network will only be ready for pruned blockchains from v10, not pruning"); + return false; + } + return m_db->prune_blockchain(pruning_seed); +} +//------------------------------------------------------------------ +bool Blockchain::update_blockchain_pruning() +{ + m_tx_pool.lock(); + epee::misc_utils::auto_scope_leave_caller unlocker = epee::misc_utils::create_scope_leave_handler([&](){m_tx_pool.unlock();}); + CRITICAL_REGION_LOCAL(m_blockchain_lock); + + return m_db->update_pruning(); +} +//------------------------------------------------------------------ +bool Blockchain::check_blockchain_pruning() +{ + m_tx_pool.lock(); + epee::misc_utils::auto_scope_leave_caller unlocker = epee::misc_utils::create_scope_leave_handler([&](){m_tx_pool.unlock();}); + CRITICAL_REGION_LOCAL(m_blockchain_lock); + + return m_db->check_pruning(); +} +//------------------------------------------------------------------ bool Blockchain::update_next_cumulative_weight_limit() { uint64_t full_reward_zone = get_min_block_weight(get_current_hard_fork_version()); @@ -3848,6 +3935,8 @@ bool Blockchain::cleanup_handle_incoming_blocks(bool force_sync) CRITICAL_REGION_END(); m_tx_pool.unlock(); + update_blockchain_pruning(); + return success; } @@ -4621,4 +4710,5 @@ void Blockchain::cache_block_template(const block &b, const cryptonote::account_ namespace cryptonote { template bool Blockchain::get_transactions(const std::vector<crypto::hash>&, std::vector<transaction>&, std::vector<crypto::hash>&) const; template bool Blockchain::get_transactions_blobs(const std::vector<crypto::hash>&, std::vector<cryptonote::blobdata>&, std::vector<crypto::hash>&, bool) const; +template bool Blockchain::get_split_transactions_blobs(const std::vector<crypto::hash>&, std::vector<std::tuple<crypto::hash, cryptonote::blobdata, crypto::hash, cryptonote::blobdata>>&, std::vector<crypto::hash>&) const; } |