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Save Boundary States (#6542)

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Nishant Das 2020-07-11 00:00:41 +08:00 committed by GitHub
parent 2c9474ab7f
commit cc8b3e349d
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 0 deletions
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10
beacon-chain/blockchain/process_block.go
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@ -221,11 +221,16 @@ func (s *Service) onBlockBatch(ctx context.Context, blks []*ethpb.SignedBeaconBl
Messages: [][32]byte{},
}
set := new(bls.SignatureSet)
boundaries := make(map[[32]byte]*stateTrie.BeaconState)
for i, b := range blks {
set, preState, err = state.ExecuteStateTransitionNoVerifyAnySig(ctx, preState, b)
if err != nil {
return nil, nil, nil, err
}
// Save potential boundary states.
if helpers.IsEpochStart(preState.Slot()) {
boundaries[blockRoots[i]] = preState.Copy()
}
jCheckpoints[i] = preState.CurrentJustifiedCheckpoint()
fCheckpoints[i] = preState.FinalizedCheckpoint()
sigSet.Join(set)
@ -237,6 +242,11 @@ func (s *Service) onBlockBatch(ctx context.Context, blks []*ethpb.SignedBeaconBl
if !verify {
return nil, nil, nil, errors.New("batch block signature verification failed")
}
for r, st := range boundaries {
if err := s.stateGen.SaveState(ctx, r, st); err != nil {
return nil, nil, nil, err
}
}
return preState, fCheckpoints, jCheckpoints, nil
}