98b11bbd3f
* add historical summaries * fix tree hash caching, disable the sanity slots test with fake crypto * add ssz static HistoricalSummary * only store historical summaries after capella * Teach `UpdatePattern` about Capella * Tidy EF tests * Clippy Co-authored-by: Michael Sproul <michael@sigmaprime.io>
79 lines
2.8 KiB
Rust
79 lines
2.8 KiB
Rust
use super::altair::inactivity_updates::process_inactivity_updates;
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use super::altair::justification_and_finalization::process_justification_and_finalization;
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use super::altair::participation_cache::ParticipationCache;
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use super::altair::participation_flag_updates::process_participation_flag_updates;
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use super::altair::rewards_and_penalties::process_rewards_and_penalties;
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use super::altair::sync_committee_updates::process_sync_committee_updates;
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use super::{process_registry_updates, process_slashings, EpochProcessingSummary, Error};
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use crate::per_epoch_processing::{
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effective_balance_updates::process_effective_balance_updates,
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resets::{process_eth1_data_reset, process_randao_mixes_reset, process_slashings_reset},
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};
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use types::{BeaconState, ChainSpec, EthSpec, RelativeEpoch};
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pub use historical_summaries_update::process_historical_summaries_update;
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mod historical_summaries_update;
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pub fn process_epoch<T: EthSpec>(
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state: &mut BeaconState<T>,
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spec: &ChainSpec,
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) -> Result<EpochProcessingSummary<T>, Error> {
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// Ensure the committee caches are built.
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state.build_committee_cache(RelativeEpoch::Previous, spec)?;
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state.build_committee_cache(RelativeEpoch::Current, spec)?;
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state.build_committee_cache(RelativeEpoch::Next, spec)?;
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// Pre-compute participating indices and total balances.
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let participation_cache = ParticipationCache::new(state, spec)?;
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let sync_committee = state.current_sync_committee()?.clone();
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// Justification and finalization.
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let justification_and_finalization_state =
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process_justification_and_finalization(state, &participation_cache)?;
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justification_and_finalization_state.apply_changes_to_state(state);
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process_inactivity_updates(state, &participation_cache, spec)?;
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// Rewards and Penalties.
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process_rewards_and_penalties(state, &participation_cache, spec)?;
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// Registry Updates.
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process_registry_updates(state, spec)?;
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// Slashings.
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process_slashings(
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state,
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participation_cache.current_epoch_total_active_balance(),
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spec,
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)?;
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// Reset eth1 data votes.
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process_eth1_data_reset(state)?;
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// Update effective balances with hysteresis (lag).
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process_effective_balance_updates(state, spec)?;
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// Reset slashings
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process_slashings_reset(state)?;
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// Set randao mix
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process_randao_mixes_reset(state)?;
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// Set historical summaries accumulator
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process_historical_summaries_update(state)?;
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// Rotate current/previous epoch participation
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process_participation_flag_updates(state)?;
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process_sync_committee_updates(state, spec)?;
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// Rotate the epoch caches to suit the epoch transition.
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state.advance_caches(spec)?;
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Ok(EpochProcessingSummary::Altair {
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participation_cache,
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sync_committee,
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})
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}
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