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Merge pull request #1658 from filecoin-project/fix/winning-post-rand-epoch

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winning post wants the actual epoch of the block, not the previous
This commit is contained in:
Whyrusleeping 2020-05-01 15:05:18 -07:00 committed by GitHub
commit 63bc34a1a0
3 changed files with 3 additions and 4 deletions
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3
chain/stmgr/utils.go
View File

@ -479,8 +479,7 @@ func MinerGetBaseInfo(ctx context.Context, sm *StateManager, bcn beacon.RandomBe
return nil, xerrors.Errorf("failed to marshal miner address: %w", err)
}
// TODO: use the right dst, also NB: not using any 'entropy' in this call because nicola really didnt want it
prand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, round-1, buf.Bytes())
prand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, round, buf.Bytes())
if err != nil {
return nil, xerrors.Errorf("failed to get randomness for winning post: %w", err)
}

2
chain/sync.go
View File

@ -752,7 +752,7 @@ func (syncer *Syncer) VerifyWinningPoStProof(ctx context.Context, h *types.Block
rbase = h.BeaconEntries[len(h.BeaconEntries)-1]
}
rand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, h.Height-1, buf.Bytes())
rand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, h.Height, buf.Bytes())
if err != nil {
return xerrors.Errorf("failed to get randomness for verifying winningPost proof: %w", err)
}

2
miner/miner.go
View File

@ -366,7 +366,7 @@ func (m *Miner) mineOne(ctx context.Context, addr address.Address, base *MiningB
return nil, xerrors.Errorf("failed to marshal miner address: %w", err)
}
rand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, base.TipSet.Height()+base.NullRounds, buf.Bytes())
rand, err := store.DrawRandomness(rbase.Data, crypto.DomainSeparationTag_WinningPoStChallengeSeed, base.TipSet.Height()+base.NullRounds+1, buf.Bytes())
if err != nil {
return nil, xerrors.Errorf("failed to get randomness for winning post: %w", err)
}