492 lines
12 KiB
Go
492 lines
12 KiB
Go
package storage
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import (
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"bytes"
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"context"
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"errors"
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"sync"
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"time"
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"github.com/filecoin-project/go-bitfield"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/builtin"
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"github.com/filecoin-project/specs-actors/actors/builtin/miner"
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"github.com/filecoin-project/specs-actors/actors/crypto"
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"go.opencensus.io/trace"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/actors"
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"github.com/filecoin-project/lotus/chain/types"
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)
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var errNoPartitions = errors.New("no partitions")
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func (s *WindowPoStScheduler) failPost(deadline *miner.DeadlineInfo) {
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log.Errorf("TODO")
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/*s.failLk.Lock()
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if eps > s.failed {
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s.failed = eps
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}
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s.failLk.Unlock()*/
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}
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func (s *WindowPoStScheduler) doPost(ctx context.Context, deadline *miner.DeadlineInfo, ts *types.TipSet) {
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ctx, abort := context.WithCancel(ctx)
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s.abort = abort
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s.activeDeadline = deadline
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go func() {
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defer abort()
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ctx, span := trace.StartSpan(ctx, "WindowPoStScheduler.doPost")
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defer span.End()
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proof, err := s.runPost(ctx, *deadline, ts)
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switch err {
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case errNoPartitions:
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return
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case nil:
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if err := s.submitPost(ctx, proof); err != nil {
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log.Errorf("submitPost failed: %+v", err)
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s.failPost(deadline)
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return
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}
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default:
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log.Errorf("runPost failed: %+v", err)
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s.failPost(deadline)
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return
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}
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}()
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}
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func (s *WindowPoStScheduler) checkSectors(ctx context.Context, check *abi.BitField) (*abi.BitField, error) {
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spt, err := s.proofType.RegisteredSealProof()
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if err != nil {
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return nil, xerrors.Errorf("getting seal proof type: %w", err)
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}
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mid, err := address.IDFromAddress(s.actor)
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if err != nil {
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return nil, err
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}
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sectors := make(map[abi.SectorID]struct{})
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var tocheck []abi.SectorID
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err = check.ForEach(func(snum uint64) error {
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s := abi.SectorID{
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Miner: abi.ActorID(mid),
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Number: abi.SectorNumber(snum),
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}
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tocheck = append(tocheck, s)
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sectors[s] = struct{}{}
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return nil
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})
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if err != nil {
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return nil, xerrors.Errorf("iterating over bitfield: %w", err)
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}
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bad, err := s.faultTracker.CheckProvable(ctx, spt, tocheck)
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if err != nil {
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return nil, xerrors.Errorf("checking provable sectors: %w", err)
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}
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for _, id := range bad {
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delete(sectors, id)
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}
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log.Warnw("Checked sectors", "checked", len(tocheck), "good", len(sectors))
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sbf := bitfield.New()
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for s := range sectors {
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(&sbf).Set(uint64(s.Number))
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}
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return &sbf, nil
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}
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func (s *WindowPoStScheduler) checkNextRecoveries(ctx context.Context, dlIdx uint64, partitions []*miner.Partition) error {
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ctx, span := trace.StartSpan(ctx, "storage.checkNextRecoveries")
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defer span.End()
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params := &miner.DeclareFaultsRecoveredParams{
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Recoveries: []miner.RecoveryDeclaration{},
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}
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faulty := uint64(0)
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for partIdx, partition := range partitions {
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unrecovered, err := bitfield.SubtractBitField(partition.Faults, partition.Recoveries)
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if err != nil {
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return xerrors.Errorf("subtracting recovered set from fault set: %w", err)
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}
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uc, err := unrecovered.Count()
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if err != nil {
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return xerrors.Errorf("counting unrecovered sectors: %w", err)
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}
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if uc == 0 {
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continue
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}
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faulty += uc
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recovered, err := s.checkSectors(ctx, unrecovered)
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if err != nil {
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return xerrors.Errorf("checking unrecovered sectors: %w", err)
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}
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// if all sectors failed to recover, don't declare recoveries
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recoveredCount, err := recovered.Count()
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if err != nil {
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return xerrors.Errorf("counting recovered sectors: %w", err)
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}
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if recoveredCount == 0 {
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continue
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}
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params.Recoveries = append(params.Recoveries, miner.RecoveryDeclaration{
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Deadline: dlIdx,
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Partition: uint64(partIdx),
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Sectors: recovered,
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})
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}
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if len(params.Recoveries) == 0 {
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if faulty != 0 {
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log.Warnw("No recoveries to declare", "deadline", dlIdx, "faulty", faulty)
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}
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return nil
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}
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enc, aerr := actors.SerializeParams(params)
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if aerr != nil {
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return xerrors.Errorf("could not serialize declare recoveries parameters: %w", aerr)
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}
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msg := &types.Message{
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To: s.actor,
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From: s.worker,
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Method: builtin.MethodsMiner.DeclareFaultsRecovered,
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Params: enc,
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Value: types.NewInt(0),
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GasLimit: 0,
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GasPrice: types.NewInt(2),
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}
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sm, err := s.api.MpoolPushMessage(ctx, msg)
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if err != nil {
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return xerrors.Errorf("pushing message to mpool: %w", err)
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}
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log.Warnw("declare faults recovered Message CID", "cid", sm.Cid())
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rec, err := s.api.StateWaitMsg(context.TODO(), sm.Cid(), build.MessageConfidence)
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if err != nil {
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return xerrors.Errorf("declare faults recovered wait error: %w", err)
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}
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if rec.Receipt.ExitCode != 0 {
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return xerrors.Errorf("declare faults recovered wait non-0 exit code: %d", rec.Receipt.ExitCode)
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}
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return nil
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}
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func (s *WindowPoStScheduler) checkNextFaults(ctx context.Context, dlIdx uint64, partitions []*miner.Partition) error {
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ctx, span := trace.StartSpan(ctx, "storage.checkNextFaults")
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defer span.End()
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params := &miner.DeclareFaultsParams{
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Faults: []miner.FaultDeclaration{},
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}
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bad := uint64(0)
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for partIdx, partition := range partitions {
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toCheck, err := partition.ActiveSectors()
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if err != nil {
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return xerrors.Errorf("getting active sectors: %w", err)
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}
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good, err := s.checkSectors(ctx, toCheck)
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if err != nil {
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return xerrors.Errorf("checking sectors: %w", err)
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}
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faulty, err := bitfield.SubtractBitField(toCheck, good)
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if err != nil {
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return xerrors.Errorf("calculating faulty sector set: %w", err)
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}
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c, err := faulty.Count()
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if err != nil {
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return xerrors.Errorf("counting faulty sectors: %w", err)
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}
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if c == 0 {
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continue
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}
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bad += c
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params.Faults = append(params.Faults, miner.FaultDeclaration{
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Deadline: dlIdx,
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Partition: uint64(partIdx),
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Sectors: faulty,
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})
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}
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if len(params.Faults) == 0 {
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return nil
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}
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log.Errorw("DETECTED FAULTY SECTORS, declaring faults", "count", bad)
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enc, aerr := actors.SerializeParams(params)
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if aerr != nil {
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return xerrors.Errorf("could not serialize declare faults parameters: %w", aerr)
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}
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msg := &types.Message{
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To: s.actor,
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From: s.worker,
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Method: builtin.MethodsMiner.DeclareFaults,
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Params: enc,
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Value: types.NewInt(0), // TODO: Is there a fee?
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GasLimit: 0,
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GasPrice: types.NewInt(2),
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}
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sm, err := s.api.MpoolPushMessage(ctx, msg)
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if err != nil {
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return xerrors.Errorf("pushing message to mpool: %w", err)
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}
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log.Warnw("declare faults Message CID", "cid", sm.Cid())
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rec, err := s.api.StateWaitMsg(context.TODO(), sm.Cid(), build.MessageConfidence)
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if err != nil {
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return xerrors.Errorf("declare faults wait error: %w", err)
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}
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if rec.Receipt.ExitCode != 0 {
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return xerrors.Errorf("declare faults wait non-0 exit code: %d", rec.Receipt.ExitCode)
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}
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return nil
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}
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func (s *WindowPoStScheduler) runPost(ctx context.Context, di miner.DeadlineInfo, ts *types.TipSet) (*miner.SubmitWindowedPoStParams, error) {
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ctx, span := trace.StartSpan(ctx, "storage.runPost")
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defer span.End()
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var declWait sync.WaitGroup
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defer declWait.Wait()
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declWait.Add(1)
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go func() {
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defer declWait.Done()
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// check faults / recoveries for the *next* deadline. It's already too
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// late to declare them for this deadline
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declDeadline := (di.Index + 1) % miner.WPoStPeriodDeadlines
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partitions, err := s.api.StateMinerPartitions(ctx, s.actor, declDeadline, ts.Key())
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if err != nil {
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log.Errorf("getting partitions: %v", err)
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return
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}
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if err := s.checkNextRecoveries(ctx, declDeadline, partitions); err != nil {
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// TODO: This is potentially quite bad, but not even trying to post when this fails is objectively worse
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log.Errorf("checking sector recoveries: %v", err)
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}
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if err := s.checkNextFaults(ctx, declDeadline, partitions); err != nil {
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// TODO: This is also potentially really bad, but we try to post anyways
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log.Errorf("checking sector faults: %v", err)
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}
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}()
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buf := new(bytes.Buffer)
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if err := s.actor.MarshalCBOR(buf); err != nil {
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return nil, xerrors.Errorf("failed to marshal address to cbor: %w", err)
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}
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rand, err := s.api.ChainGetRandomness(ctx, ts.Key(), crypto.DomainSeparationTag_WindowedPoStChallengeSeed, di.Challenge, buf.Bytes())
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if err != nil {
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return nil, xerrors.Errorf("failed to get chain randomness for windowPost (ts=%d; deadline=%d): %w", ts.Height(), di, err)
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}
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partitions, err := s.api.StateMinerPartitions(ctx, s.actor, di.Index, ts.Key())
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if err != nil {
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return nil, xerrors.Errorf("getting partitions: %w", err)
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}
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params := &miner.SubmitWindowedPoStParams{
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Deadline: di.Index,
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Partitions: make([]miner.PoStPartition, len(partitions)),
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Proofs: nil,
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}
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var sinfos []abi.SectorInfo
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sidToPart := map[abi.SectorNumber]uint64{}
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skipCount := uint64(0)
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for partIdx, partition := range partitions {
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// TODO: Can do this in parallel
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toProve, err := partition.ActiveSectors()
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if err != nil {
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return nil, xerrors.Errorf("getting active sectors: %w", err)
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}
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toProve, err = bitfield.MergeBitFields(toProve, partition.Recoveries)
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if err != nil {
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return nil, xerrors.Errorf("adding recoveries to set of sectors to prove: %w", err)
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}
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good, err := s.checkSectors(ctx, toProve)
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if err != nil {
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return nil, xerrors.Errorf("checking sectors to skip: %w", err)
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}
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skipped, err := bitfield.SubtractBitField(toProve, good)
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if err != nil {
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return nil, xerrors.Errorf("toProve - good: %w", err)
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}
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sc, err := skipped.Count()
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if err != nil {
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return nil, xerrors.Errorf("getting skipped sector count: %w", err)
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}
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skipCount += sc
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ssi, err := s.sectorInfo(ctx, good, ts)
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if err != nil {
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return nil, xerrors.Errorf("getting sorted sector info: %w", err)
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}
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if len(ssi) == 0 {
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continue
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}
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sinfos = append(sinfos, ssi...)
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for _, si := range ssi {
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sidToPart[si.SectorNumber] = uint64(partIdx)
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}
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params.Partitions[partIdx] = miner.PoStPartition{
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Index: uint64(partIdx),
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Skipped: skipped,
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}
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}
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if len(sinfos) == 0 {
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// nothing to prove..
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return nil, errNoPartitions
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}
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log.Infow("running windowPost",
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"chain-random", rand,
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"deadline", di,
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"height", ts.Height(),
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"skipped", skipCount)
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tsStart := build.Clock.Now()
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log.Infow("generating windowPost", "sectors", len(sinfos))
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mid, err := address.IDFromAddress(s.actor)
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if err != nil {
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return nil, err
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}
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postOut, postSkipped, err := s.prover.GenerateWindowPoSt(ctx, abi.ActorID(mid), sinfos, abi.PoStRandomness(rand))
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if err != nil {
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return nil, xerrors.Errorf("running post failed: %w", err)
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}
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if len(postOut) == 0 {
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return nil, xerrors.Errorf("received proofs back from generate window post")
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}
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params.Proofs = postOut
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for _, sector := range postSkipped {
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params.Partitions[sidToPart[sector.Number]].Skipped.Set(uint64(sector.Number))
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}
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elapsed := time.Since(tsStart)
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log.Infow("submitting window PoSt", "elapsed", elapsed)
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return params, nil
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}
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func (s *WindowPoStScheduler) sectorInfo(ctx context.Context, deadlineSectors *abi.BitField, ts *types.TipSet) ([]abi.SectorInfo, error) {
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sset, err := s.api.StateMinerSectors(ctx, s.actor, deadlineSectors, false, ts.Key())
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if err != nil {
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return nil, err
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}
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sbsi := make([]abi.SectorInfo, len(sset))
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for k, sector := range sset {
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sbsi[k] = abi.SectorInfo{
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SectorNumber: sector.ID,
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SealedCID: sector.Info.SealedCID,
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SealProof: sector.Info.SealProof,
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}
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}
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return sbsi, nil
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}
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func (s *WindowPoStScheduler) submitPost(ctx context.Context, proof *miner.SubmitWindowedPoStParams) error {
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ctx, span := trace.StartSpan(ctx, "storage.commitPost")
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defer span.End()
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enc, aerr := actors.SerializeParams(proof)
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if aerr != nil {
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return xerrors.Errorf("could not serialize submit post parameters: %w", aerr)
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}
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msg := &types.Message{
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To: s.actor,
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From: s.worker,
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Method: builtin.MethodsMiner.SubmitWindowedPoSt,
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Params: enc,
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Value: types.NewInt(1000), // currently hard-coded late fee in actor, returned if not late
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GasPrice: types.NewInt(3),
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}
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// TODO: consider maybe caring about the output
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sm, err := s.api.MpoolPushMessage(ctx, msg)
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if err != nil {
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return xerrors.Errorf("pushing message to mpool: %w", err)
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}
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log.Infof("Submitted window post: %s", sm.Cid())
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go func() {
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rec, err := s.api.StateWaitMsg(context.TODO(), sm.Cid(), build.MessageConfidence)
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if err != nil {
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log.Error(err)
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return
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}
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if rec.Receipt.ExitCode == 0 {
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return
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}
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log.Errorf("Submitting window post %s failed: exit %d", sm.Cid(), rec.Receipt.ExitCode)
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}()
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return nil
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}
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