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Merge pull request #6140

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08635a08 blockchain: speedup fetching pruned contiguous tx blobs (moneromooo-monero)
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Alexander Blair 2020-01-25 16:55:18 -08:00
commit 8eedc8a390
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5 changed files with 70 additions and 3 deletions
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13
src/cryptonote_core/blockchain.cpp
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@ -2498,10 +2498,17 @@ bool Blockchain::find_blockchain_supplement(const uint64_t req_start_block, cons
block b;
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;
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");
if (pruned)
{
CHECK_AND_ASSERT_MES(m_db->get_pruned_tx_blobs_from(b.tx_hashes.front(), b.tx_hashes.size(), txs), false, "Failed to retrieve all transactions needed");
}
else
{
std::vector<crypto::hash> mis;
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.first.size();
for (const auto &t: txs)
size += t.size();