Fix conflicts rebasing eip4844

This commit is contained in:
Emilia Hane 2023-02-06 14:33:17 +01:00
parent 994990063a
commit d292a3a6a8
No known key found for this signature in database
GPG Key ID: E73394F9C09206FA
19 changed files with 492 additions and 501 deletions

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@ -27,7 +27,7 @@ use parking_lot::RwLock;
use proto_array::ReOrgThreshold;
use slasher::Slasher;
use slog::{crit, error, info, Logger};
use slot_clock::{SlotClock, TestingSlotClock};
use slot_clock::SlotClock;
use std::marker::PhantomData;
use std::sync::Arc;
use std::time::Duration;
@ -954,13 +954,14 @@ where
}
}
impl<TEth1Backend, TEthSpec, THotStore, TColdStore>
BeaconChainBuilder<Witness<TestingSlotClock, TEth1Backend, TEthSpec, THotStore, TColdStore>>
impl<TEth1Backend, TEthSpec, THotStore, TColdStore, TSlotClock>
BeaconChainBuilder<Witness<TSlotClock, TEth1Backend, TEthSpec, THotStore, TColdStore>>
where
THotStore: ItemStore<TEthSpec> + 'static,
TColdStore: ItemStore<TEthSpec> + 'static,
TEth1Backend: Eth1ChainBackend<TEthSpec> + 'static,
TEthSpec: EthSpec + 'static,
TSlotClock: SlotClock + 'static,
{
/// Sets the `BeaconChain` slot clock to `TestingSlotClock`.
///
@ -970,7 +971,7 @@ where
.genesis_time
.ok_or("testing_slot_clock requires an initialized state")?;
let slot_clock = TestingSlotClock::new(
let slot_clock = TSlotClock::new(
Slot::new(0),
Duration::from_secs(genesis_time),
slot_duration,

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@ -208,7 +208,7 @@ impl BlockShufflingIds {
#[cfg(test)]
mod test {
use super::*;
use crate::test_utils::EphemeralHarnessType;
use crate::test_utils::EphemeralTestingSlotClockHarnessType;
use types::*;
type BeaconChainHarness =

View File

@ -365,13 +365,13 @@ impl<T: EthSpec> SnapshotCache<T> {
#[cfg(test)]
mod test {
use super::*;
use crate::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use crate::test_utils::{BeaconChainHarness, EphemeralTestingSlotClockHarnessType};
use types::{
test_utils::generate_deterministic_keypair, BeaconBlock, Epoch, MainnetEthSpec,
SignedBeaconBlock, Slot,
};
fn get_harness() -> BeaconChainHarness<EphemeralHarnessType<MainnetEthSpec>> {
fn get_harness() -> BeaconChainHarness<EphemeralTestingSlotClockHarnessType<MainnetEthSpec>> {
let harness = BeaconChainHarness::builder(MainnetEthSpec)
.default_spec()
.deterministic_keypairs(1)

View File

@ -35,7 +35,7 @@ use rand::SeedableRng;
use rayon::prelude::*;
use sensitive_url::SensitiveUrl;
use slog::Logger;
use slot_clock::{SlotClock, TestingSlotClock};
use slot_clock::{SlotClock, SystemTimeSlotClock, TestingSlotClock};
use state_processing::per_block_processing::compute_timestamp_at_slot;
use state_processing::{
state_advance::{complete_state_advance, partial_state_advance},
@ -65,16 +65,25 @@ const FORK_NAME_ENV_VAR: &str = "FORK_NAME";
// a different value.
pub const DEFAULT_TARGET_AGGREGATORS: u64 = u64::max_value();
pub type BaseHarnessType<TEthSpec, THotStore, TColdStore> =
Witness<TestingSlotClock, CachingEth1Backend<TEthSpec>, TEthSpec, THotStore, TColdStore>;
pub type BaseHarnessType<TEthSpec, THotStore, TColdStore, TSlotClock> =
Witness<TSlotClock, CachingEth1Backend<TEthSpec>, TEthSpec, THotStore, TColdStore>;
pub type DiskHarnessType<E> = BaseHarnessType<E, LevelDB<E>, LevelDB<E>>;
pub type EphemeralHarnessType<E> = BaseHarnessType<E, MemoryStore<E>, MemoryStore<E>>;
pub type DiskHarnessType<E, TSlotClock> = BaseHarnessType<E, LevelDB<E>, LevelDB<E>, TSlotClock>;
pub type EphemeralHarnessType<E, TSlotClock> =
BaseHarnessType<E, MemoryStore<E>, MemoryStore<E>, TSlotClock>;
pub type BoxedMutator<E, Hot, Cold> = Box<
pub type EphemeralTestingSlotClockHarnessType<E> =
BaseHarnessType<E, MemoryStore<E>, MemoryStore<E>, TestingSlotClock>;
pub type EphemeralSystemTimeSlotClockHarnessType<E> =
BaseHarnessType<E, MemoryStore<E>, MemoryStore<E>, SystemTimeSlotClock>;
pub type TestingSlotClockHarnessType<E, THotStore, TColdStore> =
BaseHarnessType<E, THotStore, TColdStore, TestingSlotClock>;
pub type BoxedMutator<E, Hot, Cold, S> = Box<
dyn FnOnce(
BeaconChainBuilder<BaseHarnessType<E, Hot, Cold>>,
) -> BeaconChainBuilder<BaseHarnessType<E, Hot, Cold>>,
BeaconChainBuilder<BaseHarnessType<E, Hot, Cold, S>>,
) -> BeaconChainBuilder<BaseHarnessType<E, Hot, Cold, S>>,
>;
pub type AddBlocksResult<E> = (
@ -146,7 +155,7 @@ pub fn test_spec<E: EthSpec>() -> ChainSpec {
spec
}
pub struct Builder<T: BeaconChainTypes> {
pub struct Builder<T: BeaconChainTypes, S: SlotClock + 'static> {
eth_spec_instance: T::EthSpec,
spec: Option<ChainSpec>,
validator_keypairs: Option<Vec<Keypair>>,
@ -155,17 +164,19 @@ pub struct Builder<T: BeaconChainTypes> {
store_config: Option<StoreConfig>,
#[allow(clippy::type_complexity)]
store: Option<Arc<HotColdDB<T::EthSpec, T::HotStore, T::ColdStore>>>,
initial_mutator: Option<BoxedMutator<T::EthSpec, T::HotStore, T::ColdStore>>,
store_mutator: Option<BoxedMutator<T::EthSpec, T::HotStore, T::ColdStore>>,
#[allow(clippy::type_complexity)]
initial_mutator: Option<BoxedMutator<T::EthSpec, T::HotStore, T::ColdStore, S>>,
#[allow(clippy::type_complexity)]
store_mutator: Option<BoxedMutator<T::EthSpec, T::HotStore, T::ColdStore, S>>,
execution_layer: Option<ExecutionLayer<T::EthSpec>>,
mock_execution_layer: Option<MockExecutionLayer<T::EthSpec>>,
mock_builder: Option<TestingBuilder<T::EthSpec>>,
testing_slot_clock: Option<TestingSlotClock>,
testing_slot_clock: Option<S>,
runtime: TestRuntime,
log: Logger,
}
impl<E: EthSpec> Builder<EphemeralHarnessType<E>> {
impl<E: EthSpec, S: SlotClock> Builder<EphemeralHarnessType<E, S>, S> {
pub fn fresh_ephemeral_store(mut self) -> Self {
let spec = self.spec.as_ref().expect("cannot build without spec");
let validator_keypairs = self
@ -234,7 +245,7 @@ impl<E: EthSpec> Builder<EphemeralHarnessType<E>> {
}
}
impl<E: EthSpec> Builder<DiskHarnessType<E>> {
impl<E: EthSpec, S: SlotClock> Builder<DiskHarnessType<E, S>, S> {
/// Disk store, start from genesis.
pub fn fresh_disk_store(mut self, store: Arc<HotColdDB<E, LevelDB<E>, LevelDB<E>>>) -> Self {
let validator_keypairs = self
@ -271,11 +282,12 @@ impl<E: EthSpec> Builder<DiskHarnessType<E>> {
}
}
impl<E, Hot, Cold> Builder<BaseHarnessType<E, Hot, Cold>>
impl<E, Hot, Cold, S> Builder<BaseHarnessType<E, Hot, Cold, S>, S>
where
E: EthSpec,
Hot: ItemStore<E>,
Cold: ItemStore<E>,
S: SlotClock + 'static,
{
pub fn new(eth_spec_instance: E) -> Self {
let runtime = TestRuntime::default();
@ -351,7 +363,7 @@ where
}
/// This mutator will be run before the `store_mutator`.
pub fn initial_mutator(mut self, mutator: BoxedMutator<E, Hot, Cold>) -> Self {
pub fn initial_mutator(mut self, mutator: BoxedMutator<E, Hot, Cold, S>) -> Self {
assert!(
self.initial_mutator.is_none(),
"initial mutator already set"
@ -361,14 +373,14 @@ where
}
/// This mutator will be run after the `initial_mutator`.
pub fn store_mutator(mut self, mutator: BoxedMutator<E, Hot, Cold>) -> Self {
pub fn store_mutator(mut self, mutator: BoxedMutator<E, Hot, Cold, S>) -> Self {
assert!(self.store_mutator.is_none(), "store mutator already set");
self.store_mutator = Some(mutator);
self
}
/// Purposefully replace the `store_mutator`.
pub fn override_store_mutator(mut self, mutator: BoxedMutator<E, Hot, Cold>) -> Self {
pub fn override_store_mutator(mut self, mutator: BoxedMutator<E, Hot, Cold, S>) -> Self {
assert!(self.store_mutator.is_some(), "store mutator not set");
self.store_mutator = Some(mutator);
self
@ -506,12 +518,7 @@ where
self
}
pub fn testing_slot_clock(mut self, slot_clock: TestingSlotClock) -> Self {
self.testing_slot_clock = Some(slot_clock);
self
}
pub fn build(self) -> BeaconChainHarness<BaseHarnessType<E, Hot, Cold>> {
pub fn build(self) -> BeaconChainHarness<BaseHarnessType<E, Hot, Cold, S>> {
let (shutdown_tx, shutdown_receiver) = futures::channel::mpsc::channel(1);
let log = self.log;
@ -615,13 +622,391 @@ pub type HarnessSyncContributions<E> = Vec<(
Option<SignedContributionAndProof<E>>,
)>;
impl<E, Hot, Cold> BeaconChainHarness<BaseHarnessType<E, Hot, Cold>>
impl<E, Hot, Cold> BeaconChainHarness<TestingSlotClockHarnessType<E, Hot, Cold>>
where
E: EthSpec,
Hot: ItemStore<E>,
Cold: ItemStore<E>,
{
pub fn builder(eth_spec_instance: E) -> Builder<BaseHarnessType<E, Hot, Cold>> {
pub fn set_current_slot(&self, slot: Slot) {
let current_slot = self.chain.slot().unwrap();
let current_epoch = current_slot.epoch(E::slots_per_epoch());
let epoch = slot.epoch(E::slots_per_epoch());
assert!(
epoch >= current_epoch,
"Jumping backwards to an earlier epoch isn't well defined. \
Please generate test blocks epoch-by-epoch instead."
);
self.chain.slot_clock.set_slot(slot.into());
}
pub async fn process_block(
&self,
slot: Slot,
block_root: Hash256,
block: SignedBeaconBlock<E>,
) -> Result<SignedBeaconBlockHash, BlockError<E>> {
self.set_current_slot(slot);
let block_hash: SignedBeaconBlockHash = self
.chain
.process_block(
block_root,
Arc::new(block),
CountUnrealized::True,
NotifyExecutionLayer::Yes,
)
.await?
.into();
self.chain.recompute_head_at_current_slot().await;
Ok(block_hash)
}
pub async fn add_block_at_slot(
&self,
slot: Slot,
state: BeaconState<E>,
) -> Result<(SignedBeaconBlockHash, SignedBeaconBlock<E>, BeaconState<E>), BlockError<E>> {
self.set_current_slot(slot);
let (block, new_state) = self.make_block(state, slot).await;
let block_hash = self
.process_block(slot, block.canonical_root(), block.clone())
.await?;
Ok((block_hash, block, new_state))
}
pub async fn add_attested_block_at_slot(
&self,
slot: Slot,
state: BeaconState<E>,
state_root: Hash256,
validators: &[usize],
) -> Result<(SignedBeaconBlockHash, BeaconState<E>), BlockError<E>> {
let (block_hash, block, state) = self.add_block_at_slot(slot, state).await?;
self.attest_block(&state, state_root, block_hash, &block, validators);
Ok((block_hash, state))
}
async fn add_attested_blocks_at_slots_given_lbh(
&self,
mut state: BeaconState<E>,
state_root: Hash256,
slots: &[Slot],
validators: &[usize],
mut latest_block_hash: Option<SignedBeaconBlockHash>,
) -> AddBlocksResult<E> {
assert!(
slots.windows(2).all(|w| w[0] <= w[1]),
"Slots have to be sorted"
); // slice.is_sorted() isn't stabilized at the moment of writing this
let mut block_hash_from_slot: HashMap<Slot, SignedBeaconBlockHash> = HashMap::new();
let mut state_hash_from_slot: HashMap<Slot, BeaconStateHash> = HashMap::new();
for slot in slots {
let (block_hash, new_state) = self
.add_attested_block_at_slot(*slot, state, state_root, validators)
.await
.unwrap();
state = new_state;
block_hash_from_slot.insert(*slot, block_hash);
state_hash_from_slot.insert(*slot, state.tree_hash_root().into());
latest_block_hash = Some(block_hash);
}
(
block_hash_from_slot,
state_hash_from_slot,
latest_block_hash.unwrap(),
state,
)
}
pub async fn add_attested_blocks_at_slots(
&self,
state: BeaconState<E>,
state_root: Hash256,
slots: &[Slot],
validators: &[usize],
) -> AddBlocksResult<E> {
assert!(!slots.is_empty());
self.add_attested_blocks_at_slots_given_lbh(state, state_root, slots, validators, None)
.await
}
/// A monstrosity of great usefulness.
///
/// Calls `add_attested_blocks_at_slots` for each of the chains in `chains`,
/// taking care to batch blocks by epoch so that the slot clock gets advanced one
/// epoch at a time.
///
/// Chains is a vec of `(state, slots, validators)` tuples.
pub async fn add_blocks_on_multiple_chains(
&self,
chains: Vec<(BeaconState<E>, Vec<Slot>, Vec<usize>)>,
) -> Vec<AddBlocksResult<E>> {
let slots_per_epoch = E::slots_per_epoch();
let min_epoch = chains
.iter()
.map(|(_, slots, _)| slots.iter().min().unwrap())
.min()
.unwrap()
.epoch(slots_per_epoch);
let max_epoch = chains
.iter()
.map(|(_, slots, _)| slots.iter().max().unwrap())
.max()
.unwrap()
.epoch(slots_per_epoch);
let mut chains = chains
.into_iter()
.map(|(state, slots, validators)| {
(
state,
slots,
validators,
HashMap::new(),
HashMap::new(),
SignedBeaconBlockHash::from(Hash256::zero()),
)
})
.collect::<Vec<_>>();
for epoch in min_epoch.as_u64()..=max_epoch.as_u64() {
let mut new_chains = vec![];
for (
mut head_state,
slots,
validators,
mut block_hashes,
mut state_hashes,
head_block,
) in chains
{
let epoch_slots = slots
.iter()
.filter(|s| s.epoch(slots_per_epoch).as_u64() == epoch)
.copied()
.collect::<Vec<_>>();
let head_state_root = head_state.update_tree_hash_cache().unwrap();
let (new_block_hashes, new_state_hashes, new_head_block, new_head_state) = self
.add_attested_blocks_at_slots_given_lbh(
head_state,
head_state_root,
&epoch_slots,
&validators,
Some(head_block),
)
.await;
block_hashes.extend(new_block_hashes);
state_hashes.extend(new_state_hashes);
new_chains.push((
new_head_state,
slots,
validators,
block_hashes,
state_hashes,
new_head_block,
));
}
chains = new_chains;
}
chains
.into_iter()
.map(|(state, _, _, block_hashes, state_hashes, head_block)| {
(block_hashes, state_hashes, head_block, state)
})
.collect()
}
pub fn get_finalized_checkpoints(&self) -> HashSet<SignedBeaconBlockHash> {
let chain_dump = self.chain.chain_dump().unwrap();
chain_dump
.iter()
.cloned()
.map(|checkpoint| checkpoint.beacon_state.finalized_checkpoint().root.into())
.filter(|block_hash| *block_hash != Hash256::zero().into())
.collect()
}
/// Deprecated: Do not modify the slot clock manually; rely on add_attested_blocks_at_slots()
/// instead
///
/// Advance the slot of the `BeaconChain`.
///
/// Does not produce blocks or attestations.
pub fn advance_slot(&self) {
self.chain.slot_clock.advance_slot();
}
/// Advance the clock to `lookahead` before the start of `slot`.
pub fn advance_to_slot_lookahead(&self, slot: Slot, lookahead: Duration) {
let time = self.chain.slot_clock.start_of(slot).unwrap() - lookahead;
self.chain.slot_clock.set_current_time(time);
}
/// Deprecated: Use make_block() instead
///
/// Returns a newly created block, signed by the proposer for the given slot.
pub async fn build_block(
&self,
state: BeaconState<E>,
slot: Slot,
_block_strategy: BlockStrategy,
) -> (SignedBeaconBlock<E>, BeaconState<E>) {
self.make_block(state, slot).await
}
/// Uses `Self::extend_chain` to build the chain out to the `target_slot`.
pub async fn extend_to_slot(&self, target_slot: Slot) -> Hash256 {
if self.chain.slot().unwrap() == self.chain.canonical_head.cached_head().head_slot() {
self.advance_slot();
}
let num_slots = target_slot
.as_usize()
.checked_sub(self.chain.slot().unwrap().as_usize())
.expect("target_slot must be >= current_slot")
.checked_add(1)
.unwrap();
self.extend_slots(num_slots).await
}
/// Uses `Self::extend_chain` to `num_slots` blocks.
///
/// Utilizes:
///
/// - BlockStrategy::OnCanonicalHead,
/// - AttestationStrategy::AllValidators,
pub async fn extend_slots(&self, num_slots: usize) -> Hash256 {
if self.chain.slot().unwrap() == self.chain.canonical_head.cached_head().head_slot() {
self.advance_slot();
}
self.extend_chain(
num_slots,
BlockStrategy::OnCanonicalHead,
AttestationStrategy::AllValidators,
)
.await
}
/// Deprecated: Use add_attested_blocks_at_slots() instead
///
/// Extend the `BeaconChain` with some blocks and attestations. Returns the root of the
/// last-produced block (the head of the chain).
///
/// Chain will be extended by `num_blocks` blocks.
///
/// The `block_strategy` dictates where the new blocks will be placed.
///
/// The `attestation_strategy` dictates which validators will attest to the newly created
/// blocks.
pub async fn extend_chain(
&self,
num_blocks: usize,
block_strategy: BlockStrategy,
attestation_strategy: AttestationStrategy,
) -> Hash256 {
let (mut state, slots) = match block_strategy {
BlockStrategy::OnCanonicalHead => {
let current_slot: u64 = self.get_current_slot().into();
let slots: Vec<Slot> = (current_slot..(current_slot + (num_blocks as u64)))
.map(Slot::new)
.collect();
let state = self.get_current_state();
(state, slots)
}
BlockStrategy::ForkCanonicalChainAt {
previous_slot,
first_slot,
} => {
let first_slot_: u64 = first_slot.into();
let slots: Vec<Slot> = (first_slot_..(first_slot_ + (num_blocks as u64)))
.map(Slot::new)
.collect();
let state = self
.chain
.state_at_slot(previous_slot, StateSkipConfig::WithStateRoots)
.unwrap();
(state, slots)
}
};
let validators = match attestation_strategy {
AttestationStrategy::AllValidators => self.get_all_validators(),
AttestationStrategy::SomeValidators(vals) => vals,
};
let state_root = state.update_tree_hash_cache().unwrap();
let (_, _, last_produced_block_hash, _) = self
.add_attested_blocks_at_slots(state, state_root, &slots, &validators)
.await;
last_produced_block_hash.into()
}
/// Deprecated: Use add_attested_blocks_at_slots() instead
///
/// Creates two forks:
///
/// - The "honest" fork: created by the `honest_validators` who have built `honest_fork_blocks`
/// on the head
/// - The "faulty" fork: created by the `faulty_validators` who skipped a slot and
/// then built `faulty_fork_blocks`.
///
/// Returns `(honest_head, faulty_head)`, the roots of the blocks at the top of each chain.
pub async fn generate_two_forks_by_skipping_a_block(
&self,
honest_validators: &[usize],
faulty_validators: &[usize],
honest_fork_blocks: usize,
faulty_fork_blocks: usize,
) -> (Hash256, Hash256) {
let initial_head_slot = self.chain.head_snapshot().beacon_block.slot();
// Move to the next slot so we may produce some more blocks on the head.
self.advance_slot();
// Extend the chain with blocks where only honest validators agree.
let honest_head = self
.extend_chain(
honest_fork_blocks,
BlockStrategy::OnCanonicalHead,
AttestationStrategy::SomeValidators(honest_validators.to_vec()),
)
.await;
// Go back to the last block where all agreed, and build blocks upon it where only faulty nodes
// agree.
let faulty_head = self
.extend_chain(
faulty_fork_blocks,
BlockStrategy::ForkCanonicalChainAt {
previous_slot: initial_head_slot,
// `initial_head_slot + 2` means one slot is skipped.
first_slot: initial_head_slot + 2,
},
AttestationStrategy::SomeValidators(faulty_validators.to_vec()),
)
.await;
assert_ne!(honest_head, faulty_head, "forks should be distinct");
(honest_head, faulty_head)
}
}
impl<E, Hot, Cold, S> BeaconChainHarness<BaseHarnessType<E, Hot, Cold, S>>
where
E: EthSpec,
Hot: ItemStore<E>,
Cold: ItemStore<E>,
S: SlotClock + 'static,
{
pub fn builder(eth_spec_instance: E) -> Builder<BaseHarnessType<E, Hot, Cold, S>, S> {
Builder::new(eth_spec_instance)
}
@ -1654,27 +2039,6 @@ where
(deposits, state)
}
pub async fn process_block(
&self,
slot: Slot,
block_root: Hash256,
block: SignedBeaconBlock<E>,
) -> Result<SignedBeaconBlockHash, BlockError<E>> {
self.set_current_slot(slot);
let block_hash: SignedBeaconBlockHash = self
.chain
.process_block(
block_root,
Arc::new(block),
CountUnrealized::True,
NotifyExecutionLayer::Yes,
)
.await?
.into();
self.chain.recompute_head_at_current_slot().await;
Ok(block_hash)
}
pub async fn process_block_result(
&self,
block: SignedBeaconBlock<E>,
@ -1732,31 +2096,6 @@ where
}
}
pub fn set_current_slot(&self, slot: Slot) {
let current_slot = self.chain.slot().unwrap();
let current_epoch = current_slot.epoch(E::slots_per_epoch());
let epoch = slot.epoch(E::slots_per_epoch());
assert!(
epoch >= current_epoch,
"Jumping backwards to an earlier epoch isn't well defined. \
Please generate test blocks epoch-by-epoch instead."
);
self.chain.slot_clock.set_slot(slot.into());
}
pub async fn add_block_at_slot(
&self,
slot: Slot,
state: BeaconState<E>,
) -> Result<(SignedBeaconBlockHash, SignedBeaconBlock<E>, BeaconState<E>), BlockError<E>> {
self.set_current_slot(slot);
let (block, new_state) = self.make_block(state, slot).await;
let block_hash = self
.process_block(slot, block.canonical_root(), block.clone())
.await?;
Ok((block_hash, block, new_state))
}
pub fn attest_block(
&self,
state: &BeaconState<E>,
@ -1769,354 +2108,6 @@ where
self.make_attestations(validators, state, state_root, block_hash, block.slot());
self.process_attestations(attestations);
}
pub async fn add_attested_block_at_slot(
&self,
slot: Slot,
state: BeaconState<E>,
state_root: Hash256,
validators: &[usize],
) -> Result<(SignedBeaconBlockHash, BeaconState<E>), BlockError<E>> {
let (block_hash, block, state) = self.add_block_at_slot(slot, state).await?;
self.attest_block(&state, state_root, block_hash, &block, validators);
Ok((block_hash, state))
}
pub async fn add_attested_blocks_at_slots(
&self,
state: BeaconState<E>,
state_root: Hash256,
slots: &[Slot],
validators: &[usize],
) -> AddBlocksResult<E> {
assert!(!slots.is_empty());
self.add_attested_blocks_at_slots_given_lbh(state, state_root, slots, validators, None)
.await
}
async fn add_attested_blocks_at_slots_given_lbh(
&self,
mut state: BeaconState<E>,
state_root: Hash256,
slots: &[Slot],
validators: &[usize],
mut latest_block_hash: Option<SignedBeaconBlockHash>,
) -> AddBlocksResult<E> {
assert!(
slots.windows(2).all(|w| w[0] <= w[1]),
"Slots have to be sorted"
); // slice.is_sorted() isn't stabilized at the moment of writing this
let mut block_hash_from_slot: HashMap<Slot, SignedBeaconBlockHash> = HashMap::new();
let mut state_hash_from_slot: HashMap<Slot, BeaconStateHash> = HashMap::new();
for slot in slots {
let (block_hash, new_state) = self
.add_attested_block_at_slot(*slot, state, state_root, validators)
.await
.unwrap();
state = new_state;
block_hash_from_slot.insert(*slot, block_hash);
state_hash_from_slot.insert(*slot, state.tree_hash_root().into());
latest_block_hash = Some(block_hash);
}
(
block_hash_from_slot,
state_hash_from_slot,
latest_block_hash.unwrap(),
state,
)
}
/// A monstrosity of great usefulness.
///
/// Calls `add_attested_blocks_at_slots` for each of the chains in `chains`,
/// taking care to batch blocks by epoch so that the slot clock gets advanced one
/// epoch at a time.
///
/// Chains is a vec of `(state, slots, validators)` tuples.
pub async fn add_blocks_on_multiple_chains(
&self,
chains: Vec<(BeaconState<E>, Vec<Slot>, Vec<usize>)>,
) -> Vec<AddBlocksResult<E>> {
let slots_per_epoch = E::slots_per_epoch();
let min_epoch = chains
.iter()
.map(|(_, slots, _)| slots.iter().min().unwrap())
.min()
.unwrap()
.epoch(slots_per_epoch);
let max_epoch = chains
.iter()
.map(|(_, slots, _)| slots.iter().max().unwrap())
.max()
.unwrap()
.epoch(slots_per_epoch);
let mut chains = chains
.into_iter()
.map(|(state, slots, validators)| {
(
state,
slots,
validators,
HashMap::new(),
HashMap::new(),
SignedBeaconBlockHash::from(Hash256::zero()),
)
})
.collect::<Vec<_>>();
for epoch in min_epoch.as_u64()..=max_epoch.as_u64() {
let mut new_chains = vec![];
for (
mut head_state,
slots,
validators,
mut block_hashes,
mut state_hashes,
head_block,
) in chains
{
let epoch_slots = slots
.iter()
.filter(|s| s.epoch(slots_per_epoch).as_u64() == epoch)
.copied()
.collect::<Vec<_>>();
let head_state_root = head_state.update_tree_hash_cache().unwrap();
let (new_block_hashes, new_state_hashes, new_head_block, new_head_state) = self
.add_attested_blocks_at_slots_given_lbh(
head_state,
head_state_root,
&epoch_slots,
&validators,
Some(head_block),
)
.await;
block_hashes.extend(new_block_hashes);
state_hashes.extend(new_state_hashes);
new_chains.push((
new_head_state,
slots,
validators,
block_hashes,
state_hashes,
new_head_block,
));
}
chains = new_chains;
}
chains
.into_iter()
.map(|(state, _, _, block_hashes, state_hashes, head_block)| {
(block_hashes, state_hashes, head_block, state)
})
.collect()
}
pub fn get_finalized_checkpoints(&self) -> HashSet<SignedBeaconBlockHash> {
let chain_dump = self.chain.chain_dump().unwrap();
chain_dump
.iter()
.cloned()
.map(|checkpoint| checkpoint.beacon_state.finalized_checkpoint().root.into())
.filter(|block_hash| *block_hash != Hash256::zero().into())
.collect()
}
/// Deprecated: Do not modify the slot clock manually; rely on add_attested_blocks_at_slots()
/// instead
///
/// Advance the slot of the `BeaconChain`.
///
/// Does not produce blocks or attestations.
pub fn advance_slot(&self) {
self.chain.slot_clock.advance_slot();
}
/// Advance the clock to `lookahead` before the start of `slot`.
pub fn advance_to_slot_lookahead(&self, slot: Slot, lookahead: Duration) {
let time = self.chain.slot_clock.start_of(slot).unwrap() - lookahead;
self.chain.slot_clock.set_current_time(time);
}
/// Deprecated: Use make_block() instead
///
/// Returns a newly created block, signed by the proposer for the given slot.
pub async fn build_block(
&self,
state: BeaconState<E>,
slot: Slot,
_block_strategy: BlockStrategy,
) -> (SignedBeaconBlock<E>, BeaconState<E>) {
self.make_block(state, slot).await
}
/// Uses `Self::extend_chain` to build the chain out to the `target_slot`.
pub async fn extend_to_slot(&self, target_slot: Slot) -> Hash256 {
if self.chain.slot().unwrap() == self.chain.canonical_head.cached_head().head_slot() {
self.advance_slot();
}
let num_slots = target_slot
.as_usize()
.checked_sub(self.chain.slot().unwrap().as_usize())
.expect("target_slot must be >= current_slot")
.checked_add(1)
.unwrap();
self.extend_slots(num_slots).await
}
/// Uses `Self::extend_chain` to `num_slots` blocks.
///
/// Utilizes:
///
/// - BlockStrategy::OnCanonicalHead,
/// - AttestationStrategy::AllValidators,
pub async fn extend_slots(&self, num_slots: usize) -> Hash256 {
if self.chain.slot().unwrap() == self.chain.canonical_head.cached_head().head_slot() {
self.advance_slot();
}
self.extend_chain(
num_slots,
BlockStrategy::OnCanonicalHead,
AttestationStrategy::AllValidators,
)
.await
}
/// Deprecated: Use add_attested_blocks_at_slots() instead
///
/// Extend the `BeaconChain` with some blocks and attestations. Returns the root of the
/// last-produced block (the head of the chain).
///
/// Chain will be extended by `num_blocks` blocks.
///
/// The `block_strategy` dictates where the new blocks will be placed.
///
/// The `attestation_strategy` dictates which validators will attest to the newly created
/// blocks.
pub async fn extend_chain(
&self,
num_blocks: usize,
block_strategy: BlockStrategy,
attestation_strategy: AttestationStrategy,
) -> Hash256 {
let (mut state, slots) = match block_strategy {
BlockStrategy::OnCanonicalHead => {
let current_slot: u64 = self.get_current_slot().into();
let slots: Vec<Slot> = (current_slot..(current_slot + (num_blocks as u64)))
.map(Slot::new)
.collect();
let state = self.get_current_state();
(state, slots)
}
BlockStrategy::ForkCanonicalChainAt {
previous_slot,
first_slot,
} => {
let first_slot_: u64 = first_slot.into();
let slots: Vec<Slot> = (first_slot_..(first_slot_ + (num_blocks as u64)))
.map(Slot::new)
.collect();
let state = self
.chain
.state_at_slot(previous_slot, StateSkipConfig::WithStateRoots)
.unwrap();
(state, slots)
}
};
let validators = match attestation_strategy {
AttestationStrategy::AllValidators => self.get_all_validators(),
AttestationStrategy::SomeValidators(vals) => vals,
};
let state_root = state.update_tree_hash_cache().unwrap();
let (_, _, last_produced_block_hash, _) = self
.add_attested_blocks_at_slots(state, state_root, &slots, &validators)
.await;
last_produced_block_hash.into()
}
/// Deprecated: Use add_attested_blocks_at_slots() instead
///
/// Creates two forks:
///
/// - The "honest" fork: created by the `honest_validators` who have built `honest_fork_blocks`
/// on the head
/// - The "faulty" fork: created by the `faulty_validators` who skipped a slot and
/// then built `faulty_fork_blocks`.
///
/// Returns `(honest_head, faulty_head)`, the roots of the blocks at the top of each chain.
pub async fn generate_two_forks_by_skipping_a_block(
&self,
honest_validators: &[usize],
faulty_validators: &[usize],
honest_fork_blocks: usize,
faulty_fork_blocks: usize,
) -> (Hash256, Hash256) {
let initial_head_slot = self.chain.head_snapshot().beacon_block.slot();
// Move to the next slot so we may produce some more blocks on the head.
self.advance_slot();
// Extend the chain with blocks where only honest validators agree.
let honest_head = self
.extend_chain(
honest_fork_blocks,
BlockStrategy::OnCanonicalHead,
AttestationStrategy::SomeValidators(honest_validators.to_vec()),
)
.await;
// Go back to the last block where all agreed, and build blocks upon it where only faulty nodes
// agree.
let faulty_head = self
.extend_chain(
faulty_fork_blocks,
BlockStrategy::ForkCanonicalChainAt {
previous_slot: initial_head_slot,
// `initial_head_slot + 2` means one slot is skipped.
first_slot: initial_head_slot + 2,
},
AttestationStrategy::SomeValidators(faulty_validators.to_vec()),
)
.await;
assert_ne!(honest_head, faulty_head, "forks should be distinct");
(honest_head, faulty_head)
}
pub fn process_sync_contributions(
&self,
sync_contributions: HarnessSyncContributions<E>,
) -> Result<(), SyncCommitteeError> {
let mut verified_contributions = Vec::with_capacity(sync_contributions.len());
for (_, contribution_and_proof) in sync_contributions {
let signed_contribution_and_proof = contribution_and_proof.unwrap();
let verified_contribution = self
.chain
.verify_sync_contribution_for_gossip(signed_contribution_and_proof)?;
verified_contributions.push(verified_contribution);
}
for verified_contribution in verified_contributions {
self.chain
.add_contribution_to_block_inclusion_pool(verified_contribution)?;
}
Ok(())
}
}
// Junk `Debug` impl to satistfy certain trait bounds during testing.

View File

@ -191,14 +191,14 @@ impl DatabasePubkey {
#[cfg(test)]
mod test {
use super::*;
use crate::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use crate::test_utils::{BeaconChainHarness, EphemeralTestingSlotClockHarnessType};
use logging::test_logger;
use std::sync::Arc;
use store::HotColdDB;
use types::{BeaconState, EthSpec, Keypair, MainnetEthSpec};
type E = MainnetEthSpec;
type T = EphemeralHarnessType<E>;
type T = EphemeralTestingSlotClockHarnessType<E>;
fn get_state(validator_count: usize) -> (BeaconState<E>, Vec<Keypair>) {
let harness = BeaconChainHarness::builder(MainnetEthSpec)

View File

@ -48,7 +48,7 @@ async fn merge_with_terminal_block_hash_override() {
spec.terminal_block_hash = genesis_pow_block_hash;
let harness = BeaconChainHarness::builder(E::default())
let harness = BeaconChainHarness::builder(E::default(), TestingSlotClock)
.spec(spec)
.logger(logging::test_logger())
.deterministic_keypairs(VALIDATOR_COUNT)
@ -105,7 +105,7 @@ async fn base_altair_merge_with_terminal_block_after_fork() {
let mut execution_payloads = vec![];
let harness = BeaconChainHarness::builder(E::default())
let harness = BeaconChainHarness::builder(E::default(), TestingSlotClock)
.spec(spec)
.logger(logging::test_logger())
.deterministic_keypairs(VALIDATOR_COUNT)

View File

@ -1,4 +1,4 @@
use beacon_chain::test_utils::EphemeralHarnessType;
use beacon_chain::test_utils::EphemeralTestingSlotClockHarnessType;
use environment::null_logger;
use http_metrics::Config;
use reqwest::StatusCode;
@ -7,7 +7,7 @@ use std::sync::Arc;
use tokio::sync::oneshot;
use types::MainnetEthSpec;
type Context = http_metrics::Context<EphemeralHarnessType<MainnetEthSpec>>;
type Context = http_metrics::Context<EphemeralTestingSlotClockHarnessType<MainnetEthSpec>>;
#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
async fn returns_200_ok() {

View File

@ -4,28 +4,26 @@ use crate::service::RequestId;
use crate::sync::manager::RequestId as SyncId;
use crate::NetworkMessage;
use sloggers::{null::NullLoggerBuilder, Build};
use super::*;
use beacon_chain::{
builder::{BeaconChainBuilder, Witness},
builder::Witness,
eth1_chain::CachingEth1Backend,
test_utils::test_spec,
test_utils::{BeaconChainHarness, EphemeralSystemTimeSlotClockHarnessType as HarnessType},
};
pub use genesis::{interop_genesis_state, DEFAULT_ETH1_BLOCK_HASH};
use lighthouse_network::{NetworkGlobals, Request};
use slog::{Drain, Level};
use slot_clock::{SlotClock, SystemTimeSlotClock};
use std::time::{Duration, SystemTime};
use slot_clock::SystemTimeSlotClock;
use std::time::Duration;
use store::MemoryStore;
use tokio::sync::mpsc;
use types::{
test_utils::{SeedableRng, TestRandom, XorShiftRng},
EthSpec, MinimalEthSpec as E, SignedBeaconBlock,
MinimalEthSpec as E, SignedBeaconBlock,
};
type T = Witness<SystemTimeSlotClock, CachingEth1Backend<E>, E, MemoryStore<E>, MemoryStore<E>>;
const SLOT_DURATION_MILLIS: u64 = 400;
struct TestRig {
beacon_processor_rx: mpsc::Receiver<WorkEvent<T>>,
@ -37,31 +35,6 @@ const D: Duration = Duration::new(0, 0);
impl TestRig {
fn test_setup(log_level: Option<Level>) -> (BlockLookups<T>, SyncNetworkContext<T>, Self) {
let builder = NullLoggerBuilder;
let log = builder.build().expect("should build logger");
let store =
store::HotColdDB::open_ephemeral(store::StoreConfig::default(), E::default_spec(), log)
.unwrap();
// Initialise a new beacon chain
let chain = BeaconChainBuilder::new(E)
.custom_spec(test_spec::<E>())
.store(Arc::new(store))
.dummy_eth1_backend()
.expect("should build dummy backend")
.slot_clock(SystemTimeSlotClock::new(
types::Slot::new(0),
Duration::from_secs(
SystemTime::now()
.duration_since(SystemTime::UNIX_EPOCH)
.unwrap()
.as_secs(),
),
Duration::from_millis(SLOT_DURATION_MILLIS),
))
.build()
.expect("should build");
let log = {
let decorator = slog_term::TermDecorator::new().build();
let drain = slog_term::FullFormat::new(decorator).build().fuse();
@ -74,6 +47,16 @@ impl TestRig {
}
};
// Initialise a new beacon chain
let harness = BeaconChainHarness::<HarnessType<E>>::builder(E::default())
.default_spec()
.logger(log.clone())
.deterministic_keypairs(8)
.fresh_ephemeral_store()
.build();
let chain = harness.chain;
let (beacon_processor_tx, beacon_processor_rx) = mpsc::channel(100);
let (network_tx, network_rx) = mpsc::unbounded_channel();
let rng = XorShiftRng::from_seed([42; 16]);
@ -89,7 +72,7 @@ impl TestRig {
network_tx,
globals,
beacon_processor_tx,
Arc::new(chain),
chain,
log.new(slog::o!("component" => "network_context")),
)
};

View File

@ -788,7 +788,7 @@ mod release_tests {
validator_count: usize,
spec: Option<ChainSpec>,
) -> BeaconChainHarness<EphemeralHarnessType<E>> {
let harness = BeaconChainHarness::builder(E::default())
let harness = BeaconChainHarness::builder(E::default(), TestingSlotClock)
.spec_or_default(spec)
.keypairs(KEYPAIRS[0..validator_count].to_vec())
.fresh_ephemeral_store()

View File

@ -67,6 +67,12 @@ impl SlotClock for SystemTimeSlotClock {
}
}
impl From<ManualSlotClock> for SystemTimeSlotClock {
fn from(clock: ManualSlotClock) -> Self {
SystemTimeSlotClock { clock }
}
}
#[cfg(test)]
mod tests {
use super::*;

View File

@ -5,7 +5,7 @@ use std::sync::Mutex;
use std::time::Duration;
use beacon_chain::test_utils::{
AttestationStrategy, BeaconChainHarness, BlockStrategy, EphemeralHarnessType,
AttestationStrategy, BeaconChainHarness, BlockStrategy, EphemeralTestingSlotClockHarnessType,
};
use beacon_chain::{
BeaconChain, BeaconChainError, BeaconForkChoiceStore, ChainConfig, ForkChoiceError,

View File

@ -10,7 +10,9 @@ use crate::{
per_block_processing::{process_operations, verify_exit::verify_exit},
BlockSignatureStrategy, ConsensusContext, VerifyBlockRoot, VerifySignatures,
};
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use beacon_chain::test_utils::{
BeaconChainHarness, EphemeralTestingSlotClockHarnessType as HarnessType,
};
use lazy_static::lazy_static;
use ssz_types::Bitfield;
use test_utils::generate_deterministic_keypairs;
@ -30,11 +32,11 @@ lazy_static! {
async fn get_harness<E: EthSpec>(
epoch_offset: u64,
num_validators: usize,
) -> BeaconChainHarness<EphemeralHarnessType<E>> {
) -> BeaconChainHarness<HarnessType<E>> {
// Set the state and block to be in the last slot of the `epoch_offset`th epoch.
let last_slot_of_epoch =
(MainnetEthSpec::genesis_epoch() + epoch_offset).end_slot(E::slots_per_epoch());
let harness = BeaconChainHarness::builder(E::default())
let harness = BeaconChainHarness::<HarnessType<E>>::builder(E::default())
.default_spec()
.keypairs(KEYPAIRS[0..num_validators].to_vec())
.fresh_ephemeral_store()

View File

@ -1,10 +1,10 @@
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralTestingSlotClockHarnessType};
use types::{BeaconState, EthSpec, MainnetEthSpec};
const TREE_HASH_LOOPS: usize = 1_000;
const VALIDATOR_COUNT: usize = 1_000;
fn get_harness<T: EthSpec>() -> BeaconChainHarness<EphemeralHarnessType<T>> {
fn get_harness<T: EthSpec>() -> BeaconChainHarness<EphemeralTestingSlotClockHarnessType<T>> {
let harness = BeaconChainHarness::builder(T::default())
.default_spec()
.deterministic_keypairs(VALIDATOR_COUNT)

View File

@ -1,6 +1,8 @@
#![cfg(test)]
use crate::test_utils::*;
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use beacon_chain::test_utils::{
BeaconChainHarness, EphemeralTestingSlotClockHarnessType as HarnessType,
};
use beacon_chain::types::*;
use swap_or_not_shuffle::shuffle_list;
@ -11,7 +13,7 @@ lazy_static! {
static ref KEYPAIRS: Vec<Keypair> = generate_deterministic_keypairs(VALIDATOR_COUNT);
}
fn get_harness<E: EthSpec>(validator_count: usize) -> BeaconChainHarness<EphemeralHarnessType<E>> {
fn get_harness<E: EthSpec>(validator_count: usize) -> BeaconChainHarness<HarnessType<E>> {
let harness = BeaconChainHarness::builder(E::default())
.default_spec()
.keypairs(KEYPAIRS[0..validator_count].to_vec())

View File

@ -2,8 +2,8 @@
use crate::test_utils::*;
use crate::test_utils::{SeedableRng, XorShiftRng};
use beacon_chain::test_utils::{
interop_genesis_state_with_eth1, test_spec, BeaconChainHarness, EphemeralHarnessType,
DEFAULT_ETH1_BLOCK_HASH,
interop_genesis_state, test_spec, BeaconChainHarness,
EphemeralTestingSlotClockHarnessType as HarnessType, DEFAULT_ETH1_BLOCK_HASH,
};
use beacon_chain::types::{
test_utils::TestRandom, BeaconState, BeaconStateAltair, BeaconStateBase, BeaconStateError,
@ -28,7 +28,7 @@ lazy_static! {
async fn get_harness<E: EthSpec>(
validator_count: usize,
slot: Slot,
) -> BeaconChainHarness<EphemeralHarnessType<E>> {
) -> BeaconChainHarness<HarnessType<E>> {
let harness = BeaconChainHarness::builder(E::default())
.default_spec()
.keypairs(KEYPAIRS[0..validator_count].to_vec())

View File

@ -62,7 +62,7 @@
//! --exclude-post-block-thc
//! ```
use beacon_chain::{
test_utils::EphemeralHarnessType, validator_pubkey_cache::ValidatorPubkeyCache,
test_utils::EphemeralTestingSlotClockHarnessType, validator_pubkey_cache::ValidatorPubkeyCache,
};
use clap::ArgMatches;
use clap_utils::{parse_optional, parse_required};
@ -297,7 +297,7 @@ fn do_transition<T: EthSpec>(
block: SignedBeaconBlock<T>,
mut state_root_opt: Option<Hash256>,
config: &Config,
validator_pubkey_cache: &ValidatorPubkeyCache<EphemeralHarnessType<T>>,
validator_pubkey_cache: &ValidatorPubkeyCache<EphemeralTestingSlotClockHarnessType<T>>,
spec: &ChainSpec,
) -> Result<BeaconState<T>, String> {
if !config.exclude_cache_builds {

View File

@ -6,7 +6,7 @@ use beacon_chain::{
attestation_verification::{
obtain_indexed_attestation_and_committees_per_slot, VerifiedAttestation,
},
test_utils::{BeaconChainHarness, EphemeralHarnessType},
test_utils::{BeaconChainHarness, EphemeralTestingSlotClockHarnessType},
BeaconChainTypes, CachedHead, CountUnrealized, NotifyExecutionLayer,
};
use execution_layer::{json_structures::JsonPayloadStatusV1Status, PayloadStatusV1};
@ -286,7 +286,7 @@ impl<E: EthSpec> Case for ForkChoiceTest<E> {
/// A testing rig used to execute a test case.
struct Tester<E: EthSpec> {
harness: BeaconChainHarness<EphemeralHarnessType<E>>,
harness: BeaconChainHarness<EphemeralTestingSlotClockHarnessType<E>>,
spec: ChainSpec,
}
@ -306,14 +306,15 @@ impl<E: EthSpec> Tester<E> {
));
}
let harness = BeaconChainHarness::builder(E::default())
.spec(spec.clone())
.keypairs(vec![])
.genesis_state_ephemeral_store(case.anchor_state.clone())
.mock_execution_layer()
.recalculate_fork_times_with_genesis(0)
.mock_execution_layer_all_payloads_valid()
.build();
let harness =
BeaconChainHarness::<EphemeralTestingSlotClockHarnessType<E>>::builder(E::default())
.spec(spec.clone())
.keypairs(vec![])
.genesis_state_ephemeral_store(case.anchor_state.clone())
.mock_execution_layer()
.recalculate_fork_times_with_genesis(0)
.mock_execution_layer_all_payloads_valid()
.build();
if harness.chain.genesis_block_root != case.anchor_block.canonical_root() {
// This check will need to be removed if/when the fork-choice tests use a non-genesis
@ -469,11 +470,12 @@ impl<E: EthSpec> Tester<E> {
.map_err(|e| {
Error::InternalError(format!("attestation indexing failed with {:?}", e))
})?;
let verified_attestation: ManuallyVerifiedAttestation<EphemeralHarnessType<E>> =
ManuallyVerifiedAttestation {
attestation,
indexed_attestation,
};
let verified_attestation: ManuallyVerifiedAttestation<
EphemeralTestingSlotClockHarnessType<E>,
> = ManuallyVerifiedAttestation {
attestation,
indexed_attestation,
};
self.harness
.chain

View File

@ -1,5 +1,5 @@
use super::*;
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralTestingSlotClockHarnessType};
use state_processing::{
per_block_processing, per_block_processing::errors::ExitInvalid, BlockProcessingError,
BlockSignatureStrategy, ConsensusContext, VerifyBlockRoot,
@ -18,8 +18,12 @@ struct ExitTest {
#[allow(clippy::type_complexity)]
state_modifier: Box<dyn FnOnce(&mut BeaconState<E>)>,
#[allow(clippy::type_complexity)]
block_modifier:
Box<dyn FnOnce(&BeaconChainHarness<EphemeralHarnessType<E>>, &mut BeaconBlock<E>)>,
block_modifier: Box<
dyn FnOnce(
&BeaconChainHarness<EphemeralTestingSlotClockHarnessType<E>>,
&mut BeaconBlock<E>,
),
>,
#[allow(dead_code)]
expected: Result<(), BlockProcessingError>,
}

View File

@ -2,7 +2,7 @@
mod macros;
mod exit;
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralHarnessType};
use beacon_chain::test_utils::{BeaconChainHarness, EphemeralTestingSlotClockHarnessType};
use lazy_static::lazy_static;
use ssz::Encode;
use std::env;
@ -53,7 +53,7 @@ lazy_static! {
async fn get_harness<E: EthSpec>(
slot: Slot,
validator_count: usize,
) -> BeaconChainHarness<EphemeralHarnessType<E>> {
) -> BeaconChainHarness<EphemeralTestingSlotClockHarnessType<E>> {
let harness = BeaconChainHarness::builder(E::default())
.default_spec()
.keypairs(KEYPAIRS[0..validator_count].to_vec())