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Merge branch 'unstable' into eip4844

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Diva M
2023-03-24 13:32:50 -05:00
parent 7fad926b65 b2525d6ebd
commit 1b9cfcc11b
48 changed files with 484 additions and 501 deletions
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137
beacon_node/http_api/src/lib.rs
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@@ -54,8 +54,8 @@ use system_health::observe_system_health_bn;
use tokio::sync::mpsc::{Sender, UnboundedSender};
use tokio_stream::{wrappers::BroadcastStream, StreamExt};
use types::{
Attestation, AttestationData, AttesterSlashing, BeaconStateError, BlindedPayload,
CommitteeCache, ConfigAndPreset, Epoch, EthSpec, ForkName, FullPayload,
Attestation, AttestationData, AttestationShufflingId, AttesterSlashing, BeaconStateError,
BlindedPayload, CommitteeCache, ConfigAndPreset, Epoch, EthSpec, ForkName, FullPayload,
ProposerPreparationData, ProposerSlashing, RelativeEpoch, SignedAggregateAndProof,
SignedBeaconBlock, SignedBlindedBeaconBlock, SignedBlsToExecutionChange,
SignedContributionAndProof, SignedValidatorRegistrationData, SignedVoluntaryExit, Slot,
@@ -784,39 +784,112 @@ pub fn serve<T: BeaconChainTypes>(
let current_epoch = state.current_epoch();
let epoch = query.epoch.unwrap_or(current_epoch);
let committee_cache =
match RelativeEpoch::from_epoch(current_epoch, epoch) {
Ok(relative_epoch)
if state
.committee_cache_is_initialized(relative_epoch) =>
{
state.committee_cache(relative_epoch).map(Cow::Borrowed)
}
_ => CommitteeCache::initialized(state, epoch, &chain.spec)
// Attempt to obtain the committee_cache from the beacon chain
let decision_slot = (epoch.saturating_sub(2u64))
.end_slot(T::EthSpec::slots_per_epoch());
// Find the decision block and skip to another method on any kind
// of failure
let shuffling_id = if let Ok(Some(shuffling_decision_block)) =
chain.block_root_at_slot(decision_slot, WhenSlotSkipped::Prev)
{
Some(AttestationShufflingId {
shuffling_epoch: epoch,
shuffling_decision_block,
})
} else {
None
};
// Attempt to read from the chain cache if there exists a
// shuffling_id
let maybe_cached_shuffling = if let Some(shuffling_id) =
shuffling_id.as_ref()
{
chain
.shuffling_cache
.try_write_for(std::time::Duration::from_secs(1))
.and_then(|mut cache_write| cache_write.get(shuffling_id))
.and_then(|cache_item| cache_item.wait().ok())
} else {
None
};
let committee_cache = if let Some(ref shuffling) =
maybe_cached_shuffling
{
Cow::Borrowed(&**shuffling)
} else {
let possibly_built_cache =
match RelativeEpoch::from_epoch(current_epoch, epoch) {
Ok(relative_epoch)
if state.committee_cache_is_initialized(
relative_epoch,
) =>
{
state
.committee_cache(relative_epoch)
.map(Cow::Borrowed)
}
_ => CommitteeCache::initialized(
state,
epoch,
&chain.spec,
)
.map(Cow::Owned),
}
.map_err(|e| match e {
BeaconStateError::EpochOutOfBounds => {
let max_sprp =
T::EthSpec::slots_per_historical_root() as u64;
let first_subsequent_restore_point_slot = ((epoch
.start_slot(T::EthSpec::slots_per_epoch())
/ max_sprp)
+ 1)
* max_sprp;
if epoch < current_epoch {
warp_utils::reject::custom_bad_request(format!(
"epoch out of bounds, try state at slot {}",
first_subsequent_restore_point_slot,
))
} else {
warp_utils::reject::custom_bad_request(
"epoch out of bounds, too far in future".into(),
)
}
.map_err(|e| {
match e {
BeaconStateError::EpochOutOfBounds => {
let max_sprp =
T::EthSpec::slots_per_historical_root()
as u64;
let first_subsequent_restore_point_slot =
((epoch.start_slot(
T::EthSpec::slots_per_epoch(),
) / max_sprp)
+ 1)
* max_sprp;
if epoch < current_epoch {
warp_utils::reject::custom_bad_request(
format!(
"epoch out of bounds, \
try state at slot {}",
first_subsequent_restore_point_slot,
),
)
} else {
warp_utils::reject::custom_bad_request(
"epoch out of bounds, \
too far in future"
.into(),
)
}
}
_ => {
warp_utils::reject::beacon_chain_error(e.into())
}
}
})?;
// Attempt to write to the beacon cache (only if the cache
// size is not the default value).
if chain.config.shuffling_cache_size
!= beacon_chain::shuffling_cache::DEFAULT_CACHE_SIZE
{
if let Some(shuffling_id) = shuffling_id {
if let Some(mut cache_write) = chain
.shuffling_cache
.try_write_for(std::time::Duration::from_secs(1))
{
cache_write.insert_committee_cache(
shuffling_id,
&*possibly_built_cache,
);
}
}
_ => warp_utils::reject::beacon_chain_error(e.into()),
})?;
}
possibly_built_cache
};
// Use either the supplied slot or all slots in the epoch.
let slots =