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Remove last inclusion_slot(..) call

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This commit is contained in:
Paul Hauner 2019-03-10 21:06:40 +11:00
parent 21d75ef0bd
commit 53456a6c79
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GPG Key ID: D362883A9218FCC6
1 changed files with 46 additions and 43 deletions
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89
eth2/state_processing/src/per_epoch_processing.rs
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@ -2,7 +2,6 @@ use attester_sets::AttesterSets;
use errors::EpochProcessingError as Error;
use fnv::FnvHashMap;
use fnv::FnvHashSet;
use inclusion_distance::{inclusion_distance, inclusion_slot};
use integer_sqrt::IntegerSquareRoot;
use log::debug;
use rayon::prelude::*;
@ -280,6 +279,28 @@ pub fn process_rewards_and_penalities(
return Err(Error::PreviousTotalBalanceIsZero);
}
// Map is ValidatorIndex -> ProposerIndex
let mut inclusion_slots: FnvHashMap<usize, (Slot, usize)> = FnvHashMap::default();
for a in &previous_epoch_attestations {
let participants =
state.get_attestation_participants(&a.data, &a.aggregation_bitfield, spec)?;
let inclusion_distance = (a.inclusion_slot - a.data.slot).as_u64();
for participant in participants {
if let Some((existing_distance, _)) = inclusion_slots.get(&participant) {
if *existing_distance <= inclusion_distance {
continue;
}
}
let proposer_index = state
.get_beacon_proposer_index(a.data.slot, spec)
.map_err(|_| Error::UnableToDetermineProducer)?;
inclusion_slots.insert(
participant,
(Slot::from(inclusion_distance), proposer_index),
);
}
}
// Justification and finalization
let epochs_since_finality = next_epoch - state.finalized_epoch;
@ -327,17 +348,17 @@ pub fn process_rewards_and_penalities(
if attesters.previous_epoch.indices.contains(&index) {
let base_reward = state.base_reward(index, base_reward_quotient, spec);
let inclusion_distance =
inclusion_distance(state, &previous_epoch_attestations, index, spec);
if let Ok(inclusion_distance) = inclusion_distance {
if inclusion_distance > 0 {
safe_add_assign!(
balance,
base_reward * spec.min_attestation_inclusion_delay
/ inclusion_distance
)
}
let (inclusion_distance, _) = inclusion_slots
.get(&index)
.expect("Inconsistent inclusion_slots.");
if *inclusion_distance > 0 {
safe_add_assign!(
balance,
base_reward * spec.min_attestation_inclusion_delay
/ inclusion_distance.as_u64()
)
}
}
@ -378,18 +399,17 @@ pub fn process_rewards_and_penalities(
if attesters.previous_epoch.indices.contains(&index) {
let base_reward = state.base_reward(index, base_reward_quotient, spec);
let inclusion_distance =
inclusion_distance(state, &previous_epoch_attestations, index, spec);
if let Ok(inclusion_distance) = inclusion_distance {
if inclusion_distance > 0 {
safe_sub_assign!(
balance,
base_reward
- base_reward * spec.min_attestation_inclusion_delay
/ inclusion_distance
);
}
let (inclusion_distance, _) = inclusion_slots
.get(&index)
.expect("Inconsistent inclusion_slots.");
if *inclusion_distance > 0 {
safe_add_assign!(
balance,
base_reward * spec.min_attestation_inclusion_delay
/ inclusion_distance.as_u64()
)
}
}
@ -399,34 +419,17 @@ pub fn process_rewards_and_penalities(
}
// Attestation inclusion
let mut inclusion_slots: FnvHashMap<usize, (Slot, Slot)> = FnvHashMap::default();
for a in previous_epoch_attestations {
let participants =
state.get_attestation_participants(&a.data, &a.aggregation_bitfield, spec)?;
let inclusion_distance = (a.inclusion_slot - a.data.slot).as_u64();
for participant in participants {
if let Some((existing_distance, _)) = inclusion_slots.get(&participant) {
if *existing_distance <= inclusion_distance {
continue;
}
}
inclusion_slots.insert(participant, (Slot::from(inclusion_distance), a.data.slot));
}
}
//
for &index in &attesters.previous_epoch.indices {
let (_, inclusion_slot) = inclusion_slots
let (_, proposer_index) = inclusion_slots
.get(&index)
.ok_or_else(|| Error::InclusionSlotsInconsistent(index))?;
let proposer_index = state
.get_beacon_proposer_index(*inclusion_slot, spec)
.map_err(|_| Error::UnableToDetermineProducer)?;
let base_reward = state.base_reward(proposer_index, base_reward_quotient, spec);
let base_reward = state.base_reward(*proposer_index, base_reward_quotient, spec);
safe_add_assign!(
state.validator_balances[proposer_index],
state.validator_balances[*proposer_index],
base_reward / spec.attestation_inclusion_reward_quotient
);
}