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Merge pull request #4821

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fc98f7a0 rpc: speedup get_outs.bin (moneromooo-monero)
This commit is contained in:
Riccardo Spagni
2018-11-26 21:51:27 +02:00
parent 3e2abc9eaa fc98f7a0a1
commit 58ce16d4d9
8 changed files with 45 additions and 18 deletions
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src/blockchain_db/lmdb/db_lmdb.cpp
+9 -5
View File
@@ -3206,8 +3206,11 @@ void BlockchainLMDB::get_output_tx_and_index_from_global(const std::vector<uint6
TXN_POSTFIX_RDONLY();
}
void BlockchainLMDB::get_output_key(const uint64_t &amount, const std::vector<uint64_t> &offsets, std::vector<output_data_t> &outputs, bool allow_partial)
void BlockchainLMDB::get_output_key(const epee::span<const uint64_t> &amounts, const std::vector<uint64_t> &offsets, std::vector<output_data_t> &outputs, bool allow_partial)
{
if (amounts.size() != 1 && amounts.size() != offsets.size())
throw0(DB_ERROR("Invalid sizes of amounts and offets"));
LOG_PRINT_L3("BlockchainLMDB::" << __func__);
TIME_MEASURE_START(db3);
check_open();
@@ -3218,10 +3221,11 @@ void BlockchainLMDB::get_output_key(const uint64_t &amount, const std::vector<ui
RCURSOR(output_amounts);
MDB_val_set(k, amount);
for (const uint64_t &index : offsets)
for (size_t i = 0; i < offsets.size(); ++i)
{
MDB_val_set(v, index);
const uint64_t amount = amounts.size() == 1 ? amounts[0] : amounts[i];
MDB_val_set(k, amount);
MDB_val_set(v, offsets[i]);
auto get_result = mdb_cursor_get(m_cur_output_amounts, &k, &v, MDB_GET_BOTH);
if (get_result == MDB_NOTFOUND)
@@ -3231,7 +3235,7 @@ void BlockchainLMDB::get_output_key(const uint64_t &amount, const std::vector<ui
MDEBUG("Partial result: " << outputs.size() << "/" << offsets.size());
break;
}
throw1(OUTPUT_DNE((std::string("Attempting to get output pubkey by global index (amount ") + boost::lexical_cast<std::string>(amount) + ", index " + boost::lexical_cast<std::string>(index) + ", count " + boost::lexical_cast<std::string>(get_num_outputs(amount)) + "), but key does not exist (current height " + boost::lexical_cast<std::string>(height()) + ")").c_str()));
throw1(OUTPUT_DNE((std::string("Attempting to get output pubkey by global index (amount ") + boost::lexical_cast<std::string>(amount) + ", index " + boost::lexical_cast<std::string>(offsets[i]) + ", count " + boost::lexical_cast<std::string>(get_num_outputs(amount)) + "), but key does not exist (current height " + boost::lexical_cast<std::string>(height()) + ")").c_str()));
}
else if (get_result)
throw0(DB_ERROR(lmdb_error("Error attempting to retrieve an output pubkey from the db", get_result).c_str()));
src/blockchain_db/lmdb/db_lmdb.h
+1 -1
View File
@@ -243,7 +243,7 @@ public:
virtual uint64_t get_num_outputs(const uint64_t& amount) const;
virtual output_data_t get_output_key(const uint64_t& amount, const uint64_t& index);
virtual void get_output_key(const uint64_t &amount, const std::vector<uint64_t> &offsets, std::vector<output_data_t> &outputs, bool allow_partial = false);
virtual void get_output_key(const epee::span<const uint64_t> &amounts, const std::vector<uint64_t> &offsets, std::vector<output_data_t> &outputs, bool allow_partial = false);
virtual tx_out_index get_output_tx_and_index_from_global(const uint64_t& index) const;
virtual void get_output_tx_and_index_from_global(const std::vector<uint64_t> &global_indices,