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miner: Use correct randomness for sealing

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This commit is contained in:
Łukasz Magiera
2020-04-20 20:33:53 +02:00
parent ecc38d1bd8
commit b941b29fe5
3 changed files with 17 additions and 4 deletions
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node/modules/storageminer.go
+14 -3
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@@ -1,6 +1,7 @@
package modules
import (
"bytes"
"context"
"net/http"
"reflect"
@@ -282,7 +283,17 @@ func SetupBlockProducer(lc fx.Lifecycle, ds dtypes.MetadataDS, api lapi.FullNode
return m, nil
}
func SealTicketGen(fapi lapi.FullNode) sealing.TicketFn {
func SealTicketGen(fapi lapi.FullNode, ds dtypes.MetadataDS) (sealing.TicketFn, error) {
minerAddr, err := minerAddrFromDS(ds)
if err != nil {
return nil, err
}
entropy := new(bytes.Buffer)
if err := minerAddr.MarshalCBOR(entropy); err != nil {
return nil, err
}
return func(ctx context.Context, tok sealing.TipSetToken) (abi.SealRandomness, abi.ChainEpoch, error) {
tsk, err := types.TipSetKeyFromBytes(tok)
if err != nil {
@@ -294,13 +305,13 @@ func SealTicketGen(fapi lapi.FullNode) sealing.TicketFn {
return nil, 0, xerrors.Errorf("getting TipSet for key failed: %w", err)
}
r, err := fapi.ChainGetRandomness(ctx, ts.Key(), crypto.DomainSeparationTag_SealRandomness, ts.Height()-build.SealRandomnessLookback, nil)
r, err := fapi.ChainGetRandomness(ctx, ts.Key(), crypto.DomainSeparationTag_SealRandomness, ts.Height()-build.SealRandomnessLookback, entropy.Bytes())
if err != nil {
return nil, 0, xerrors.Errorf("getting randomness for SealTicket failed: %w", err)
}
return abi.SealRandomness(r), ts.Height() - build.SealRandomnessLookback, nil
}
}, nil
}
func NewProviderRequestValidator(deals dtypes.ProviderDealStore) *requestvalidation.ProviderRequestValidator {