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Add input aggregation in the transaction-chaining scheduler

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Also handles some other misc in it.
This commit is contained in:
Luke Parker
2024-09-03 01:41:51 -04:00
parent 3c787e005f
commit 75b4707002
6 changed files with 268 additions and 70 deletions
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23
processor/scheduler/utxo/primitives/src/lib.rs
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@@ -7,11 +7,22 @@ use core::fmt::Debug;
use serai_primitives::{Coin, Amount};
use primitives::{ReceivedOutput, Payment};
use scanner::{ScannerFeed, KeyFor, AddressFor, OutputFor};
use scanner::{ScannerFeed, KeyFor, AddressFor, OutputFor, EventualityFor};
use scheduler_primitives::*;
/// A planned transaction.
pub struct PlannedTransaction<S: ScannerFeed, ST: SignableTransaction, A> {
/// The signable transaction.
pub signable: ST,
/// The Eventuality to watch for.
pub eventuality: EventualityFor<S>,
/// The auxilliary data for this transaction.
pub auxilliary: A,
}
/// An object able to plan a transaction.
#[async_trait::async_trait]
pub trait TransactionPlanner<S: ScannerFeed>: 'static + Send + Sync {
pub trait TransactionPlanner<S: ScannerFeed, A>: 'static + Send + Sync {
/// An error encountered when determining the fee rate.
///
/// This MUST be an ephemeral error. Retrying fetching data from the blockchain MUST eventually
@@ -21,8 +32,8 @@ pub trait TransactionPlanner<S: ScannerFeed>: 'static + Send + Sync {
/// The type representing a fee rate to use for transactions.
type FeeRate: Clone + Copy;
/// The type representing a planned transaction.
type PlannedTransaction;
/// The type representing a signable transaction.
type SignableTransaction: SignableTransaction;
/// Obtain the fee rate to pay.
///
@@ -62,7 +73,7 @@ pub trait TransactionPlanner<S: ScannerFeed>: 'static + Send + Sync {
inputs: Vec<OutputFor<S>>,
payments: Vec<Payment<AddressFor<S>>>,
change: Option<KeyFor<S>>,
) -> Self::PlannedTransaction;
) -> PlannedTransaction<S, Self::SignableTransaction, A>;
/// Obtain a PlannedTransaction via amortizing the fee over the payments.
///
@@ -77,7 +88,7 @@ pub trait TransactionPlanner<S: ScannerFeed>: 'static + Send + Sync {
inputs: Vec<OutputFor<S>>,
mut payments: Vec<Payment<AddressFor<S>>>,
mut change: Option<KeyFor<S>>,
) -> Option<Self::PlannedTransaction> {
) -> Option<PlannedTransaction<S, Self::SignableTransaction, A>> {
// Sanity checks
{
assert!(!inputs.is_empty());