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Fix genesis bug

This commit is contained in:
Justin Drake 2019-05-06 17:53:49 +01:00
parent 7ba13aa4c5
commit 8b1a2edb7c
1 changed files with 5 additions and 5 deletions
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10
specs/core/0_beacon-chain.md
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@ -767,7 +767,7 @@ def get_epoch_start_shard(state: BeaconState, epoch: Epoch) -> Shard:
```python
def get_attestation_data_slot(state: BeaconState, data: AttestationData) -> Slot:
committee_count = get_epoch_committee_count(state, data.target_epoch)
offset = (data.shard + SHARD_COUNT - get_epoch_start_shard(state, data.target_epoch)) % SHARD_COUNT
offset = (data.crosslink.shard + SHARD_COUNT - get_epoch_start_shard(state, data.target_epoch)) % SHARD_COUNT
return get_epoch_start_slot(data.target_epoch) + offset // (committee_count // SLOTS_PER_EPOCH)
```
@ -1705,14 +1705,14 @@ def process_attestation(state: BeaconState, attestation: Attestation) -> None:
)
assert data.target_epoch in (get_previous_epoch(state), get_current_epoch(state))
if data.target_epoch == get_previous_epoch(state):
ffg_data = (state.previous_justified_epoch, state.previous_justified_root, get_previous_epoch(state))
previous_crosslink = state.previous_crosslinks[data.crosslink.shard]
state.previous_epoch_attestations.append(pending_attestation)
if data.target_epoch == get_current_epoch(state):
ffg_data = (state.current_justified_epoch, state.current_justified_root, get_current_epoch(state))
previous_crosslink = state.current_crosslinks[data.crosslink.shard]
state.current_epoch_attestations.append(pending_attestation)
else:
ffg_data = (state.previous_justified_epoch, state.previous_justified_root, get_previous_epoch(state))
previous_crosslink = state.previous_crosslinks[data.crosslink.shard]
state.previous_epoch_attestations.append(pending_attestation)
# Check FFG data, crosslink data, and signature
assert ffg_data == (data.source_epoch, data.source_root, data.target_epoch)