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Protect score from outside assignment and document the requirements

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This commit is contained in:
junderw
2023-06-25 11:19:33 -07:00
committed by Mononaut
parent af4919a98b
commit e3f4c33f03
2 changed files with 29 additions and 19 deletions
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26
backend/rust-gbt/src/gbt.rs
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@@ -185,7 +185,7 @@ pub fn gbt(mempool: &mut ThreadTransactionsMap) -> Option<GbtResult> {
*overflowed,
TxPriority {
uid: *overflowed,
score: overflowed_tx.score,
score: overflowed_tx.score(),
},
);
} else {
@@ -261,12 +261,7 @@ fn set_relatives(txid: u32, audit_pool: &mut AuditPool) {
tx.ancestor_fee = tx.fee + total_fee;
tx.ancestor_weight = tx.weight + total_weight;
tx.ancestor_sigops = tx.sigops + total_sigops;
tx.score = (tx.ancestor_fee as f64)
/ (if tx.ancestor_weight == 0 {
1.0
} else {
tx.ancestor_weight as f64 / 4.0
});
tx.calc_new_score();
tx.relatives_set_flag = true;
}
}
@@ -303,30 +298,25 @@ fn update_descendants(
descendant.ancestor_fee -= root_fee;
descendant.ancestor_weight -= root_weight;
descendant.ancestor_sigops -= root_sigops;
let current_score = descendant.score;
descendant.score = (descendant.ancestor_fee as f64)
/ (if descendant.ancestor_weight == 0 {
1.0
} else {
descendant.ancestor_weight as f64 / 4.0
});
let current_score = descendant.score();
descendant.calc_new_score();
descendant.dependency_rate = descendant.dependency_rate.min(cluster_rate);
descendant.modified = true;
// update modified priority if score has changed
if !descendant.modified || descendant.score < current_score {
if !descendant.modified || descendant.score() < current_score {
modified.push_decrease(
descendant.uid,
TxPriority {
uid: descendant.uid,
score: descendant.score,
score: descendant.score(),
},
);
} else if descendant.score > current_score {
} else if descendant.score() > current_score {
modified.push_increase(
descendant.uid,
TxPriority {
uid: descendant.uid,
score: descendant.score,
score: descendant.score(),
},
);
}