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Scan block transactions in parallel

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Roman Zeyde 2021-10-14 19:13:04 +03:00 committed by Roman Zeyde
parent 4aa5a3b8b7
commit 2228c4e4a6
1 changed files with 36 additions and 16 deletions
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36
src/status.rs
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@ -331,14 +331,24 @@ impl ScriptHashStatus {
let funding_blockhashes = index.limit_result(index.filter_by_funding(self.scripthash))?;
self.for_new_blocks(funding_blockhashes, daemon, |blockhash, block| {
let txids: Vec<Txid> = block.txdata.iter().map(|tx| tx.txid()).collect();
for (pos, (tx, txid)) in block.txdata.into_iter().zip(txids.iter()).enumerate() {
let funding_txids: Vec<Txid> = block.txdata.par_iter().map(|tx| tx.txid()).collect();
let found: Vec<(usize, &Txid, Vec<TxOutput>)> = block
.txdata
.into_par_iter()
.zip(&funding_txids)
.enumerate()
.filter_map(|(pos, (tx, txid))| {
let funding_outputs = filter_outputs(&tx, &self.scripthash);
if funding_outputs.is_empty() {
continue;
return None;
}
cache.add_tx(*txid, move || tx);
cache.add_proof(blockhash, *txid, || Proof::create(&txids, pos));
Some((pos, txid, funding_outputs))
})
.collect();
for (pos, txid, funding_outputs) in found {
cache.add_proof(blockhash, *txid, || Proof::create(&funding_txids, pos));
outpoints.extend(make_outpoints(txid, &funding_outputs));
result
.entry(blockhash)
@ -353,14 +363,24 @@ impl ScriptHashStatus {
.flat_map_iter(|outpoint| index.filter_by_spending(*outpoint))
.collect();
self.for_new_blocks(spending_blockhashes, daemon, |blockhash, block| {
let txids: Vec<Txid> = block.txdata.iter().map(|tx| tx.txid()).collect();
for (pos, (tx, txid)) in block.txdata.into_iter().zip(txids.iter()).enumerate() {
let spending_txids: Vec<Txid> = block.txdata.par_iter().map(|tx| tx.txid()).collect();
let found: Vec<(usize, &Txid, Vec<OutPoint>)> = block
.txdata
.into_par_iter()
.zip(&spending_txids)
.enumerate()
.filter_map(|(pos, (tx, txid))| {
let spent_outpoints = filter_inputs(&tx, outpoints);
if spent_outpoints.is_empty() {
continue;
return None;
}
cache.add_tx(*txid, move || tx);
cache.add_proof(blockhash, *txid, || Proof::create(&txids, pos));
Some((pos, txid, spent_outpoints))
})
.collect();
for (pos, txid, spent_outpoints) in found {
cache.add_proof(blockhash, *txid, || Proof::create(&spending_txids, pos));
result
.entry(blockhash)
.or_default()