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LMDB blockchain: remove outputs and spent keys
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1 changed files with 63 additions and 0 deletions
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@ -249,6 +249,58 @@ void BlockchainLMDB::add_output(const crypto::hash& tx_hash, const tx_out& tx_ou
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void BlockchainLMDB::remove_output(const tx_out& tx_output)
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void BlockchainLMDB::remove_output(const tx_out& tx_output)
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{
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{
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check_open();
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check_open();
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MDB_val k;
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MDB_val v;
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blobdata b;
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t_serializable_object_to_blob(tx_output, b);
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k.mv_size = b.size();
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k.mv_data = &b;
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if (mdb_get(*m_write_txn, m_output_gindices, &k, &v))
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{
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LOG_PRINT_L1("Attempting to remove output that does not exist");
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throw OUTPUT_DNE("Attempting to remove output that does not exist");
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}
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uint64_t gindex = *(uint64_t*)v.mv_data;
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auto result = mdb_del(*m_write_txn, m_output_gindices, &k, NULL);
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if (result != 0 && result != MDB_NOTFOUND)
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{
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LOG_PRINT_L1("Error adding removal of output global index to db transaction");
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throw DB_ERROR("Error adding removal of output global index to db transaction");
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}
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result = mdb_del(*m_write_txn, m_output_indices, &v, NULL);
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if (result != 0 && result != MDB_NOTFOUND)
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{
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LOG_PRINT_L1("Error adding removal of output tx index to db transaction");
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throw DB_ERROR("Error adding removal of output tx index to db transaction");
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}
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result = mdb_del(*m_write_txn, m_output_txs, &v, NULL);
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if (result != 0 && result != MDB_NOTFOUND)
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{
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LOG_PRINT_L1("Error adding removal of output tx hash to db transaction");
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throw DB_ERROR("Error adding removal of output tx hash to db transaction");
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}
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result = mdb_del(*m_write_txn, m_output_amounts, &v, NULL);
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if (result != 0 && result != MDB_NOTFOUND)
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{
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LOG_PRINT_L1("Error adding removal of output amount to db transaction");
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throw DB_ERROR("Error adding removal of output amount to db transaction");
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}
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result = mdb_del(*m_write_txn, m_outputs, &v, NULL);
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if (result != 0 && result != MDB_NOTFOUND)
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{
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LOG_PRINT_L1("Error adding removal of output to db transaction");
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throw DB_ERROR("Error adding removal of output to db transaction");
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}
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}
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}
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void BlockchainLMDB::add_spent_key(const crypto::key_image& k_image)
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void BlockchainLMDB::add_spent_key(const crypto::key_image& k_image)
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@ -280,6 +332,17 @@ void BlockchainLMDB::add_spent_key(const crypto::key_image& k_image)
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void BlockchainLMDB::remove_spent_key(const crypto::key_image& k_image)
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void BlockchainLMDB::remove_spent_key(const crypto::key_image& k_image)
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{
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{
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check_open();
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check_open();
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crypto::key_image key_cpy = k_image;
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MDB_val k;
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k.mv_size = sizeof(crypto::key_image);
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k.mv_data = &key_cpy;
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auto result = mdb_del(*m_write_txn, m_spent_keys, &val_key, NULL);
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if (result != 0 && result != MDB_NOTFOUND)
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{
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LOG_PRINT_L1("Error adding removal of key image to db transaction");
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throw DB_ERROR("Error adding removal of key image to db transaction");
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}
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}
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}
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void BlockchainLMDB::check_open()
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void BlockchainLMDB::check_open()
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