79 lines
2.6 KiB
Go
79 lines
2.6 KiB
Go
package storage
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import (
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"context"
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"time"
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logging "github.com/ipfs/go-log/v2"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/go-state-types/network"
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"github.com/filecoin-project/lotus/api/v1api"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/actors/builtin"
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"github.com/filecoin-project/lotus/chain/gen"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/node/modules/dtypes"
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"github.com/filecoin-project/lotus/storage/sealer/storiface"
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)
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var log = logging.Logger("storageminer")
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type StorageWpp struct {
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prover storiface.ProverPoSt
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verifier storiface.Verifier
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miner abi.ActorID
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winnRpt abi.RegisteredPoStProof
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}
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func NewWinningPoStProver(api v1api.FullNode, prover storiface.ProverPoSt, verifier storiface.Verifier, miner dtypes.MinerID) (*StorageWpp, error) {
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ma, err := address.NewIDAddress(uint64(miner))
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if err != nil {
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return nil, err
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}
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mi, err := api.StateMinerInfo(context.TODO(), ma, types.EmptyTSK)
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if err != nil {
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return nil, xerrors.Errorf("getting sector size: %w", err)
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}
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if build.InsecurePoStValidation {
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log.Warn("*****************************************************************************")
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log.Warn(" Generating fake PoSt proof! You should only see this while running tests! ")
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log.Warn("*****************************************************************************")
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}
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return &StorageWpp{prover, verifier, abi.ActorID(miner), mi.WindowPoStProofType}, nil
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}
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var _ gen.WinningPoStProver = (*StorageWpp)(nil)
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func (wpp *StorageWpp) GenerateCandidates(ctx context.Context, randomness abi.PoStRandomness, eligibleSectorCount uint64) ([]uint64, error) {
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start := build.Clock.Now()
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cds, err := wpp.verifier.GenerateWinningPoStSectorChallenge(ctx, wpp.winnRpt, wpp.miner, randomness, eligibleSectorCount)
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if err != nil {
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return nil, xerrors.Errorf("failed to generate candidates: %w", err)
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}
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log.Infof("Generate candidates took %s (C: %+v)", time.Since(start), cds)
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return cds, nil
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}
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func (wpp *StorageWpp) ComputeProof(ctx context.Context, ssi []builtin.ExtendedSectorInfo, rand abi.PoStRandomness, currEpoch abi.ChainEpoch, nv network.Version) ([]builtin.PoStProof, error) {
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if build.InsecurePoStValidation {
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return []builtin.PoStProof{{ProofBytes: []byte("valid proof")}}, nil
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}
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log.Infof("Computing WinningPoSt ;%+v; %v", ssi, rand)
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start := build.Clock.Now()
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proof, err := wpp.prover.GenerateWinningPoSt(ctx, wpp.miner, ssi, rand)
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if err != nil {
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return nil, err
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}
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log.Infof("GenerateWinningPoSt took %s", time.Since(start))
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return proof, nil
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}
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