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Always get up to chunk_size heights to request headers for

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LLFourn 2021-11-02 16:49:19 +11:00
parent e7c13575c8
commit aaad560a91
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1 changed files with 19 additions and 8 deletions
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23
src/blockchain/electrum.rs
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@ -112,15 +112,26 @@ impl Blockchain for ElectrumBlockchain {
} }
Request::Conftime(conftimereq) => { Request::Conftime(conftimereq) => {
let needs_block_height = conftimereq // collect up to chunk_size heights to fetch from electrum
let needs_block_height = {
let mut needs_block_height_iter = conftimereq
.request() .request()
.filter_map(|txid| txid_to_height.get(txid).cloned()) .filter_map(|txid| txid_to_height.get(txid).cloned())
.filter(|height| block_times.get(height).is_none()) .filter(|height| block_times.get(height).is_none());
.take(chunk_size) let mut needs_block_height = HashSet::new();
.collect::<HashSet<_>>();
let new_block_headers = while needs_block_height.len() < chunk_size {
self.client.batch_block_header(needs_block_height.clone())?; match needs_block_height_iter.next() {
Some(height) => needs_block_height.insert(height),
None => break,
};
}
needs_block_height
};
let new_block_headers = self
.client
.batch_block_header(needs_block_height.iter().cloned())?;
for (height, header) in needs_block_height.into_iter().zip(new_block_headers) { for (height, header) in needs_block_height.into_iter().zip(new_block_headers) {
block_times.insert(height, header.time); block_times.insert(height, header.time);