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feat(op-pool-tx): add new field to store encoded 2718 bytes (#14665)

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Co-authored-by: Matthias Seitz <matthias.seitz@outlook.de>
This commit is contained in:
Léa Narzis
2025-02-24 09:40:16 +01:00
committed by GitHub
parent 4ada1535e3
commit c72731e913
1 changed files with 13 additions and 3 deletions
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16
crates/optimism/txpool/src/transaction.rs
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@ -33,6 +33,9 @@ pub struct OpPooledTransaction<
/// Optional conditional attached to this transaction. /// Optional conditional attached to this transaction.
conditional: Option<Box<TransactionConditional>>, conditional: Option<Box<TransactionConditional>>,
/// Cached EIP-2718 encoded bytes of the transaction, lazily computed.
encoded_2718: OnceLock<Bytes>,
} }
impl<Cons: SignedTransaction, Pooled> OpPooledTransaction<Cons, Pooled> { impl<Cons: SignedTransaction, Pooled> OpPooledTransaction<Cons, Pooled> {
@ -43,16 +46,23 @@ impl<Cons: SignedTransaction, Pooled> OpPooledTransaction<Cons, Pooled> {
estimated_tx_compressed_size: Default::default(), estimated_tx_compressed_size: Default::default(),
conditional: None, conditional: None,
_pd: core::marker::PhantomData, _pd: core::marker::PhantomData,
encoded_2718: Default::default(),
} }
} }
/// Returns the estimated compressed size of a transaction in bytes scaled by 1e6. /// Returns the estimated compressed size of a transaction in bytes scaled by 1e6.
/// This value is computed based on the following formula: /// This value is computed based on the following formula:
/// `max(minTransactionSize, intercept + fastlzCoef*fastlzSize)` /// `max(minTransactionSize, intercept + fastlzCoef*fastlzSize)`
/// Uses cached EIP-2718 encoded bytes to avoid recomputing the encoding for each estimation.
pub fn estimated_compressed_size(&self) -> u64 { pub fn estimated_compressed_size(&self) -> u64 {
*self.estimated_tx_compressed_size.get_or_init(|| { *self
op_alloy_flz::tx_estimated_size_fjord(&self.inner.transaction().encoded_2718()) .estimated_tx_compressed_size
}) .get_or_init(|| op_alloy_flz::tx_estimated_size_fjord(self.encoded_2718()))
}
/// Returns lazily computed EIP-2718 encoded bytes of the transaction.
pub fn encoded_2718(&self) -> &Bytes {
self.encoded_2718.get_or_init(|| self.inner.transaction().encoded_2718().into())
} }
/// Conditional setter. /// Conditional setter.