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oracle: v2

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nym21
2026-05-17 22:13:03 +02:00
parent e5819769e8
commit 20c4a113c9
10 changed files with 190 additions and 96 deletions
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47
crates/brk_oracle/examples/report.rs
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@@ -185,9 +185,12 @@ fn main() {
let total_txs = indexer.vecs.transactions.txid.len();
let total_outputs = indexer.vecs.outputs.value.len();
// Pre-collect height-indexed vecs (small). Transaction-indexed vecs are too large.
// Pre-collect height-indexed vecs (small). Transaction-indexed vecs are too
// large, so the tx-indexed first_txout_index is read through a forward cursor.
let first_tx_index: Vec<TxIndex> = indexer.vecs.transactions.first_tx_index.collect();
let out_first: Vec<TxOutIndex> = indexer.vecs.outputs.first_txout_index.collect();
let mut txout_cursor = indexer.vecs.transactions.first_txout_index.cursor();
let mut tx_starts: Vec<usize> = Vec::new();
let mut year_stats: Vec<YearStats> = Vec::new();
let mut overall = YearStats::new(0);
@@ -205,27 +208,22 @@ fn main() {
.copied()
.unwrap_or(TxIndex::from(total_txs));
let out_start = if ft.to_usize() + 1 < next_ft.to_usize() {
indexer
.vecs
.transactions
.first_txout_index
.collect_one(ft + 1)
.unwrap()
.to_usize()
} else {
out_first
.get(h + 1)
.copied()
.unwrap_or(TxOutIndex::from(total_outputs))
.to_usize()
};
let block_first_tx = ft.to_usize() + 1;
let tx_count = next_ft.to_usize() - block_first_tx;
let out_end = out_first
.get(h + 1)
.copied()
.unwrap_or(TxOutIndex::from(total_outputs))
.to_usize();
// First txout index of each non-coinbase tx, for per-tx grouping.
txout_cursor.advance(block_first_tx - txout_cursor.position());
tx_starts.clear();
for _ in 0..tx_count {
tx_starts.push(txout_cursor.next().unwrap().to_usize());
}
let out_start = tx_starts.first().copied().unwrap_or(out_end);
let values: Vec<Sats> = indexer
.vecs
.outputs
@@ -237,10 +235,21 @@ fn main() {
.output_type
.collect_range_at(out_start, out_end);
// Drop every output of a tx carrying an OP_RETURN (protocol machinery).
let mut hist = Histogram::zeros();
for (sats, output_type) in values.into_iter().zip(output_types) {
if let Some(bin) = default_eligible_bin(sats, output_type) {
hist.increment(bin as usize);
for tx in 0..tx_count {
let lo = tx_starts[tx] - out_start;
let hi = tx_starts
.get(tx + 1)
.map(|s| s - out_start)
.unwrap_or(out_end - out_start);
if output_types[lo..hi].contains(&OutputType::OpReturn) {
continue;
}
for i in lo..hi {
if let Some(bin) = default_eligible_bin(values[i], output_types[i]) {
hist.increment(bin as usize);
}
}
}