57 lines
1.7 KiB
Go
57 lines
1.7 KiB
Go
package lpffi
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import (
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"context"
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ffi "github.com/filecoin-project/filecoin-ffi"
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commcid "github.com/filecoin-project/go-fil-commcid"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/storage/sealer/ffiwrapper"
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"github.com/filecoin-project/lotus/storage/sealer/storiface"
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"github.com/ipfs/go-cid"
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"golang.org/x/xerrors"
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)
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type ExternPrecommit2 func(ctx context.Context, sector storiface.SectorRef, cache, sealed string, pc1out storiface.PreCommit1Out) (sealedCID cid.Cid, unsealedCID cid.Cid, err error)
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type ExternalSealer struct {
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PreCommit2 ExternPrecommit2
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}
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type SealCalls struct {
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sectors ffiwrapper.SectorProvider
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// externCalls cointain overrides for calling alternative sealing logic
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externCalls ExternalSealer
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}
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func (sb *SealCalls) GenerateSDR(ctx context.Context, sector storiface.SectorRef, ticket abi.SealRandomness, commKcid cid.Cid) error {
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paths, releaseSector, err := sb.sectors.AcquireSector(ctx, sector, storiface.FTCache, storiface.FTNone, storiface.PathSealing)
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if err != nil {
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return xerrors.Errorf("acquiring sector paths: %w", err)
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}
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defer releaseSector()
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// prepare SDR params
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commp, err := commcid.CIDToDataCommitmentV1(commKcid)
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if err != nil {
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return xerrors.Errorf("computing commK: %w", err)
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}
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replicaID, err := sector.ProofType.ReplicaId(sector.ID.Miner, sector.ID.Number, ticket, commp)
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if err != nil {
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return xerrors.Errorf("computing replica id: %w", err)
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}
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// generate new sector key
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err = ffi.GenerateSDR(
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sector.ProofType,
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paths.Cache,
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replicaID,
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)
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if err != nil {
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return xerrors.Errorf("generating SDR %d (%s): %w", sector.ID.Number, paths.Unsealed, err)
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}
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return nil
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}
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