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This commit is contained in:
hopinheimer
2026-03-16 07:00:51 -04:00
parent 0df749f0a2
commit 916d9fb018
5 changed files with 50 additions and 23 deletions
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42
consensus/proto_array/src/proto_array_fork_choice.rs
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@@ -991,29 +991,43 @@ impl ProtoArrayForkChoice {
.map(|node| node.weight())
}
/// Returns the payload status of the head node based on accumulated weights.
/// Returns the payload status of the head node based on accumulated weights and tiebreaker.
///
/// Returns `Full` if `full_payload_weight > empty_payload_weight`.
/// Returns `Empty` if `empty_payload_weight > full_payload_weight`.
/// On ties, consult the node's runtime `payload_tiebreak`: prefer `Full` only when timely and
/// data is available, otherwise `Empty`.
/// Returns `Empty` otherwise. Returns `None` for V17 nodes.
pub fn head_payload_status<E: EthSpec>(&self, head_root: &Hash256) -> Option<PayloadStatus> {
/// On ties:
/// - Previous slot (`slot + 1 == current_slot`): prefer Full only when timely and
/// data available (per `should_extend_payload`).
/// - Otherwise: prefer Full when payload has been received.
/// Returns `None` for V17 nodes.
pub fn head_payload_status<E: EthSpec>(
&self,
head_root: &Hash256,
current_slot: Slot,
) -> Option<PayloadStatus> {
let node = self.get_proto_node(head_root)?;
let v29 = node.as_v29().ok()?;
if v29.full_payload_weight > v29.empty_payload_weight {
Some(PayloadStatus::Full)
} else if v29.empty_payload_weight > v29.full_payload_weight {
Some(PayloadStatus::Empty)
} else if is_payload_timely(
&v29.payload_timeliness_votes,
E::ptc_size(),
v29.payload_received,
) && is_payload_data_available(
&v29.payload_data_availability_votes,
E::ptc_size(),
v29.payload_received,
) {
} else if node.slot() + 1 == current_slot {
// Previous slot: should_extend_payload = is_payload_timely && is_payload_data_available
if is_payload_timely(
&v29.payload_timeliness_votes,
E::ptc_size(),
v29.payload_received,
) && is_payload_data_available(
&v29.payload_data_availability_votes,
E::ptc_size(),
v29.payload_received,
) {
Some(PayloadStatus::Full)
} else {
Some(PayloadStatus::Empty)
}
} else if v29.payload_received {
// Not previous slot: Full wins tiebreaker (1 > 0) when payload received.
Some(PayloadStatus::Full)
} else {
Some(PayloadStatus::Empty)