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rpc: rework to avoid repeated calculations in get_blocks.bin

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moneromooo-monero 2018-04-16 20:16:00 +01:00
parent ed2c81ed95
commit a830db2577
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6 changed files with 36 additions and 40 deletions
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21
src/cryptonote_core/blockchain.cpp
View file

@ -2242,7 +2242,7 @@ bool Blockchain::find_blockchain_supplement(const std::list<crypto::hash>& qbloc
// find split point between ours and foreign blockchain (or start at
// blockchain height <req_start_block>), and return up to max_count FULL
// blocks by reference.
bool Blockchain::find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<cryptonote::blobdata, std::vector<cryptonote::blobdata> > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, size_t max_count) const
bool Blockchain::find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<std::pair<cryptonote::blobdata, crypto::hash>, std::vector<std::pair<crypto::hash, cryptonote::blobdata> > > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, bool get_miner_tx_hash, size_t max_count) const
{
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_blockchain_lock);
@ -2272,15 +2272,24 @@ bool Blockchain::find_blockchain_supplement(const uint64_t req_start_block, cons
for(size_t i = start_height; i < total_height && count < max_count && (size < FIND_BLOCKCHAIN_SUPPLEMENT_MAX_SIZE || count < 3); i++, count++)
{
blocks.resize(blocks.size()+1);
blocks.back().first = m_db->get_block_blob_from_height(i);
blocks.back().first.first = m_db->get_block_blob_from_height(i);
block b;
CHECK_AND_ASSERT_MES(parse_and_validate_block_from_blob(blocks.back().first, b), false, "internal error, invalid block");
CHECK_AND_ASSERT_MES(parse_and_validate_block_from_blob(blocks.back().first.first, b), false, "internal error, invalid block");
blocks.back().first.second = get_miner_tx_hash ? cryptonote::get_transaction_hash(b.miner_tx) : crypto::null_hash;
std::vector<crypto::hash> mis;
get_transactions_blobs(b.tx_hashes, blocks.back().second, mis, pruned);
std::vector<cryptonote::blobdata> txs;
get_transactions_blobs(b.tx_hashes, txs, mis, pruned);
CHECK_AND_ASSERT_MES(!mis.size(), false, "internal error, transaction from block not found");
size += blocks.back().first.size();
for (const auto &t: blocks.back().second)
size += blocks.back().first.first.size();
for (const auto &t: txs)
size += t.size();
CHECK_AND_ASSERT_MES(txs.size() == b.tx_hashes.size(), false, "mismatched sizes of b.tx_hashes and txs");
blocks.back().second.reserve(txs.size());
for (size_t i = 0; i < txs.size(); ++i)
{
blocks.back().second.push_back(std::make_pair(b.tx_hashes[i], std::move(txs[i])));
}
}
m_db->block_txn_stop();
return true;

2
src/cryptonote_core/blockchain.h
View file

@ -420,7 +420,7 @@ namespace cryptonote
*
* @return true if a block found in common or req_start_block specified, else false
*/
bool find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<cryptonote::blobdata, std::vector<cryptonote::blobdata> > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, size_t max_count) const;
bool find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<std::pair<cryptonote::blobdata, crypto::hash>, std::vector<std::pair<crypto::hash, cryptonote::blobdata> > > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, bool get_miner_tx_hash, size_t max_count) const;
/**
* @brief retrieves a set of blocks and their transactions, and possibly other transactions

4
src/cryptonote_core/cryptonote_core.cpp
View file

@ -1055,9 +1055,9 @@ namespace cryptonote
return m_blockchain_storage.find_blockchain_supplement(qblock_ids, resp);
}
//-----------------------------------------------------------------------------------------------
bool core::find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<cryptonote::blobdata, std::vector<cryptonote::blobdata> > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, size_t max_count) const
bool core::find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<std::pair<cryptonote::blobdata, crypto::hash>, std::vector<std::pair<crypto::hash, cryptonote::blobdata> > > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, bool get_miner_tx_hash, size_t max_count) const
{
return m_blockchain_storage.find_blockchain_supplement(req_start_block, qblock_ids, blocks, total_height, start_height, pruned, max_count);
return m_blockchain_storage.find_blockchain_supplement(req_start_block, qblock_ids, blocks, total_height, start_height, pruned, get_miner_tx_hash, max_count);
}
//-----------------------------------------------------------------------------------------------
bool core::get_random_outs_for_amounts(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res) const

2
src/cryptonote_core/cryptonote_core.h
View file

@ -516,7 +516,7 @@ namespace cryptonote
*
* @note see Blockchain::find_blockchain_supplement(const uint64_t, const std::list<crypto::hash>&, std::vector<std::pair<cryptonote::blobdata, std::vector<transaction> > >&, uint64_t&, uint64_t&, size_t) const
*/
bool find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<cryptonote::blobdata, std::vector<cryptonote::blobdata> > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, size_t max_count) const;
bool find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::vector<std::pair<std::pair<cryptonote::blobdata, crypto::hash>, std::vector<std::pair<crypto::hash, cryptonote::blobdata> > > >& blocks, uint64_t& total_height, uint64_t& start_height, bool pruned, bool get_miner_tx_hash, size_t max_count) const;
/**
* @brief gets some stats about the daemon