diff --git a/src/blockchain_db/blockchain_db.h b/src/blockchain_db/blockchain_db.h index eb98e4d4b8..71578c0ab0 100644 --- a/src/blockchain_db/blockchain_db.h +++ b/src/blockchain_db/blockchain_db.h @@ -1322,10 +1322,11 @@ class BlockchainDB * @brief get a txpool transaction's metadata * * @param txid the transaction id of the transation to lookup + * @param meta the metadata to return * - * @return the metadata associated with that transaction + * @return true if the tx meta was found, false otherwise */ - virtual txpool_tx_meta_t get_txpool_tx_meta(const crypto::hash& txid) const = 0; + virtual bool get_txpool_tx_meta(const crypto::hash& txid, txpool_tx_meta_t &meta) const = 0; /** * @brief get a txpool transaction's blob diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp index 4ef1160318..7219a30d7a 100644 --- a/src/blockchain_db/lmdb/db_lmdb.cpp +++ b/src/blockchain_db/lmdb/db_lmdb.cpp @@ -1574,7 +1574,7 @@ void BlockchainLMDB::remove_txpool_tx(const crypto::hash& txid) } } -txpool_tx_meta_t BlockchainLMDB::get_txpool_tx_meta(const crypto::hash& txid) const +bool BlockchainLMDB::get_txpool_tx_meta(const crypto::hash& txid, txpool_tx_meta_t &meta) const { LOG_PRINT_L3("BlockchainLMDB::" << __func__); check_open(); @@ -1585,12 +1585,14 @@ txpool_tx_meta_t BlockchainLMDB::get_txpool_tx_meta(const crypto::hash& txid) co MDB_val k = {sizeof(txid), (void *)&txid}; MDB_val v; auto result = mdb_cursor_get(m_cur_txpool_meta, &k, &v, MDB_SET); + if (result == MDB_NOTFOUND) + return false; if (result != 0) throw1(DB_ERROR(lmdb_error("Error finding txpool tx meta: ", result).c_str())); - const txpool_tx_meta_t meta = *(const txpool_tx_meta_t*)v.mv_data; + meta = *(const txpool_tx_meta_t*)v.mv_data; TXN_POSTFIX_RDONLY(); - return meta; + return true; } bool BlockchainLMDB::get_txpool_tx_blob(const crypto::hash& txid, cryptonote::blobdata &bd) const diff --git a/src/blockchain_db/lmdb/db_lmdb.h b/src/blockchain_db/lmdb/db_lmdb.h index df4b61af37..966521b2b7 100644 --- a/src/blockchain_db/lmdb/db_lmdb.h +++ b/src/blockchain_db/lmdb/db_lmdb.h @@ -247,7 +247,7 @@ class BlockchainLMDB : public BlockchainDB virtual uint64_t get_txpool_tx_count() const; virtual bool txpool_has_tx(const crypto::hash &txid) const; virtual void remove_txpool_tx(const crypto::hash& txid); - virtual txpool_tx_meta_t get_txpool_tx_meta(const crypto::hash& txid) const; + virtual bool get_txpool_tx_meta(const crypto::hash& txid, txpool_tx_meta_t &meta) const; virtual bool get_txpool_tx_blob(const crypto::hash& txid, cryptonote::blobdata &bd) const; virtual cryptonote::blobdata get_txpool_tx_blob(const crypto::hash& txid) const; virtual bool for_all_txpool_txes(std::function f, bool include_blob = false) const; diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp index dc465bf324..d88e428023 100644 --- a/src/cryptonote_core/blockchain.cpp +++ b/src/cryptonote_core/blockchain.cpp @@ -4058,9 +4058,9 @@ uint64_t Blockchain::get_txpool_tx_count() const return m_db->get_txpool_tx_count(); } -txpool_tx_meta_t Blockchain::get_txpool_tx_meta(const crypto::hash& txid) const +bool Blockchain::get_txpool_tx_meta(const crypto::hash& txid, txpool_tx_meta_t &meta) const { - return m_db->get_txpool_tx_meta(txid); + return m_db->get_txpool_tx_meta(txid, meta); } bool Blockchain::get_txpool_tx_blob(const crypto::hash& txid, cryptonote::blobdata &bd) const diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h index 2357af49a9..4f7be38f05 100644 --- a/src/cryptonote_core/blockchain.h +++ b/src/cryptonote_core/blockchain.h @@ -886,7 +886,7 @@ namespace cryptonote void update_txpool_tx(const crypto::hash &txid, const txpool_tx_meta_t &meta); void remove_txpool_tx(const crypto::hash &txid); uint64_t get_txpool_tx_count() const; - txpool_tx_meta_t get_txpool_tx_meta(const crypto::hash& txid) const; + bool get_txpool_tx_meta(const crypto::hash& txid, txpool_tx_meta_t &meta) const; bool get_txpool_tx_blob(const crypto::hash& txid, cryptonote::blobdata &bd) const; cryptonote::blobdata get_txpool_tx_blob(const crypto::hash& txid) const; bool for_all_txpool_txes(std::function, bool include_blob = false) const; diff --git a/src/cryptonote_core/tx_pool.cpp b/src/cryptonote_core/tx_pool.cpp index 38fcd06fa0..a0b4e00d16 100644 --- a/src/cryptonote_core/tx_pool.cpp +++ b/src/cryptonote_core/tx_pool.cpp @@ -365,7 +365,12 @@ namespace cryptonote try { LockedTXN lock(m_blockchain); - txpool_tx_meta_t meta = m_blockchain.get_txpool_tx_meta(id); + txpool_tx_meta_t meta; + if (!m_blockchain.get_txpool_tx_meta(id, meta)) + { + MERROR("Failed to find tx in txpool"); + return false; + } cryptonote::blobdata txblob = m_blockchain.get_txpool_tx_blob(id); if (!parse_and_validate_tx_from_blob(txblob, tx)) { @@ -508,10 +513,13 @@ namespace cryptonote { try { - txpool_tx_meta_t meta = m_blockchain.get_txpool_tx_meta(it->first); - meta.relayed = true; - meta.last_relayed_time = now; - m_blockchain.update_txpool_tx(it->first, meta); + txpool_tx_meta_t meta; + if (m_blockchain.get_txpool_tx_meta(it->first, meta)) + { + meta.relayed = true; + meta.last_relayed_time = now; + m_blockchain.update_txpool_tx(it->first, meta); + } } catch (const std::exception &e) { @@ -867,7 +875,12 @@ namespace cryptonote auto sorted_it = m_txs_by_fee_and_receive_time.begin(); while (sorted_it != m_txs_by_fee_and_receive_time.end()) { - txpool_tx_meta_t meta = m_blockchain.get_txpool_tx_meta(sorted_it->second); + txpool_tx_meta_t meta; + if (!m_blockchain.get_txpool_tx_meta(sorted_it->second, meta)) + { + 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)); // Can not exceed maximum block size diff --git a/tests/unit_tests/hardfork.cpp b/tests/unit_tests/hardfork.cpp index d99288cc99..d47571ac32 100644 --- a/tests/unit_tests/hardfork.cpp +++ b/tests/unit_tests/hardfork.cpp @@ -119,7 +119,7 @@ class TestDB: public BlockchainDB { virtual uint64_t get_txpool_tx_count() const { return 0; } virtual bool txpool_has_tx(const crypto::hash &txid) const { return false; } virtual void remove_txpool_tx(const crypto::hash& txid) {} - virtual txpool_tx_meta_t get_txpool_tx_meta(const crypto::hash& txid) const { return txpool_tx_meta_t(); } + virtual bool get_txpool_tx_meta(const crypto::hash& txid, txpool_tx_meta_t &meta) const { return false; } virtual bool get_txpool_tx_blob(const crypto::hash& txid, cryptonote::blobdata &bd) const { return false; } virtual cryptonote::blobdata get_txpool_tx_blob(const crypto::hash& txid) const { return ""; } virtual bool for_all_txpool_txes(std::function, bool include_blob = false) const { return false; }