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eth/fetcher: only make noise big mismatches #28356

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Oct 16, 2023
Merged

eth/fetcher: only make noise big mismatches #28356

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6 changes: 4 additions & 2 deletions eth/fetcher/tx_fetcher.go
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Original file line number Diff line number Diff line change
Expand Up @@ -593,8 +593,9 @@ func (f *TxFetcher) loop() {
log.Warn("Announced transaction type mismatch", "peer", peer, "tx", hash, "type", delivery.metas[i].kind, "ann", meta.kind)
f.dropPeer(peer)
} else if delivery.metas[i].size != meta.size {
log.Warn("Announced transaction size mismatch", "peer", peer, "tx", hash, "size", delivery.metas[i].size, "ann", meta.size)
if math.Abs(float64(delivery.metas[i].size)-float64(meta.size)) > 8 {
log.Warn("Announced transaction size mismatch", "peer", peer, "tx", hash, "size", delivery.metas[i].size, "ann", meta.size)

// Normally we should drop a peer considering this is a protocol violation.
// However, due to the RLP vs consensus format messyness, allow a few bytes
// wiggle-room where we only warn, but don't drop.
Expand All @@ -618,8 +619,9 @@ func (f *TxFetcher) loop() {
log.Warn("Announced transaction type mismatch", "peer", peer, "tx", hash, "type", delivery.metas[i].kind, "ann", meta.kind)
f.dropPeer(peer)
} else if delivery.metas[i].size != meta.size {
log.Warn("Announced transaction size mismatch", "peer", peer, "tx", hash, "size", delivery.metas[i].size, "ann", meta.size)
if math.Abs(float64(delivery.metas[i].size)-float64(meta.size)) > 8 {
log.Warn("Announced transaction size mismatch", "peer", peer, "tx", hash, "size", delivery.metas[i].size, "ann", meta.size)

// Normally we should drop a peer considering this is a protocol violation.
// However, due to the RLP vs consensus format messyness, allow a few bytes
// wiggle-room where we only warn, but don't drop.
Expand Down