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More unified randomness handling

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This commit is contained in:
Łukasz Magiera 2020-02-23 21:00:47 +01:00
parent 4b4368a898
commit ed8569eb99
2 changed files with 6 additions and 4 deletions
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3
sealing.go
View File

@ -15,6 +15,7 @@ import (
"github.com/filecoin-project/go-sectorbuilder"
"github.com/filecoin-project/specs-actors/actors/abi"
"github.com/filecoin-project/specs-actors/actors/builtin/miner"
"github.com/filecoin-project/specs-actors/actors/crypto"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/events"
@ -46,7 +47,7 @@ type sealingApi interface { // TODO: trim down
ChainHead(context.Context) (*types.TipSet, error)
ChainNotify(context.Context) (<-chan []*store.HeadChange, error)
ChainGetRandomness(context.Context, types.TipSetKey, int64) ([]byte, error)
ChainGetRandomness(ctx context.Context, tsk types.TipSetKey, personalization crypto.DomainSeparationTag, randEpoch abi.ChainEpoch, entropy []byte) (abi.Randomness, error)
ChainGetTipSetByHeight(context.Context, abi.ChainEpoch, *types.TipSet) (*types.TipSet, error)
ChainGetBlockMessages(context.Context, cid.Cid) (*api.BlockMessages, error)
ChainReadObj(context.Context, cid.Cid) ([]byte, error)

7
states.go
View File

@ -2,6 +2,7 @@ package sealing
import (
"context"
"github.com/filecoin-project/specs-actors/actors/crypto"
commcid "github.com/filecoin-project/go-fil-commcid"
"github.com/filecoin-project/go-sectorbuilder/fs"
@ -146,11 +147,11 @@ func (m *Sealing) handleWaitSeed(ctx statemachine.Context, sector SectorInfo) er
}
log.Info("precommit message landed on chain: ", sector.SectorID)
randHeight := mw.TipSet.Height() + build.InteractivePoRepDelay - 1 // -1 because of how the messages are applied
randHeight := mw.TipSet.Height() + miner.PreCommitChallengeDelay - 1 // -1 because of how the messages are applied
log.Infof("precommit for sector %d made it on chain, will start proof computation at height %d", sector.SectorID, randHeight)
err = m.events.ChainAt(func(ectx context.Context, ts *types.TipSet, curH abi.ChainEpoch) error {
rand, err := m.api.ChainGetRandomness(ectx, ts.Key(), int64(randHeight))
rand, err := m.api.ChainGetRandomness(ectx, ts.Key(), crypto.DomainSeparationTag_InteractiveSealChallengeSeed, randHeight, nil)
if err != nil {
err = xerrors.Errorf("failed to get randomness for computing seal proof: %w", err)
@ -168,7 +169,7 @@ func (m *Sealing) handleWaitSeed(ctx statemachine.Context, sector SectorInfo) er
log.Warn("revert in interactive commit sector step")
// TODO: need to cancel running process and restart...
return nil
}, build.InteractivePoRepConfidence, mw.TipSet.Height()+build.InteractivePoRepDelay)
}, build.InteractivePoRepConfidence, mw.TipSet.Height()+miner.PreCommitChallengeDelay)
if err != nil {
log.Warn("waitForPreCommitMessage ChainAt errored: ", err)
}