517 lines
14 KiB
Go
517 lines
14 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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"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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if len(sectors) == 0 { // nothing to recover
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return nil, nil
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}
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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, deadline uint64, ts *types.TipSet) error {
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faults, err := s.api.StateMinerFaults(ctx, s.actor, ts.Key())
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if err != nil {
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return xerrors.Errorf("getting on-chain faults: %w", err)
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}
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fc, err := faults.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 fc == 0 {
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return nil
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}
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recov, err := s.api.StateMinerRecoveries(ctx, s.actor, ts.Key())
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if err != nil {
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return xerrors.Errorf("getting on-chain recoveries: %w", err)
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}
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unrecovered, err := bitfield.SubtractBitField(faults, recov)
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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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return nil
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}
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sbf, 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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params := &miner.DeclareFaultsRecoveredParams{
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Recoveries: []miner.RecoveryDeclaration{{Deadline: deadline, Sectors: sbf}},
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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: 10000000, // i dont know help
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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, deadline uint64, deadlineSectors *abi.BitField, ts *types.TipSet) error {
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dc, err := deadlineSectors.Count()
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if err != nil {
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return xerrors.Errorf("counting deadline sectors: %w", err)
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}
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if dc == 0 {
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// nothing can become faulty
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return nil
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}
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toCheck, err := s.getSectorsToProve(ctx, deadlineSectors, true, ts)
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if err != nil {
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return xerrors.Errorf("getting next sectors to prove: %w", err)
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}
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good, err := s.checkSectors(ctx, deadlineSectors)
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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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return nil
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}
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log.Errorw("DETECTED FAULTY SECTORS, declaring faults", "count", c)
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params := &miner.DeclareFaultsParams{
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Faults: []miner.FaultDeclaration{
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{
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Deadline: deadline,
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Sectors: faulty,
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},
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},
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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 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: 10000000, // i dont know help
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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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// the input sectors must match with the miner actor
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func (s *WindowPoStScheduler) getSectorsToProve(ctx context.Context, deadlineSectors *abi.BitField, ignoreRecoveries bool, ts *types.TipSet) (*abi.BitField, error) {
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stateFaults, err := s.api.StateMinerFaults(ctx, s.actor, ts.Key())
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if err != nil {
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return nil, xerrors.Errorf("getting on-chain faults: %w", err)
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}
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faults, err := bitfield.IntersectBitField(deadlineSectors, stateFaults)
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if err != nil {
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return nil, xerrors.Errorf("failed to intersect proof sectors with faults: %w", err)
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}
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recoveries, err := s.api.StateMinerRecoveries(ctx, s.actor, ts.Key())
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if err != nil {
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return nil, xerrors.Errorf("getting on-chain recoveries: %w", err)
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}
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if !ignoreRecoveries {
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expectedRecoveries, err := bitfield.IntersectBitField(faults, recoveries)
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if err != nil {
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return nil, xerrors.Errorf("failed to intersect recoveries with faults: %w", err)
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}
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faults, err = bitfield.SubtractBitField(faults, expectedRecoveries)
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if err != nil {
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return nil, xerrors.Errorf("failed to subtract recoveries from faults: %w", err)
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}
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}
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nonFaults, err := bitfield.SubtractBitField(deadlineSectors, faults)
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if err != nil {
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return nil, xerrors.Errorf("failed to diff bitfields: %w", err)
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}
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empty, err := nonFaults.IsEmpty()
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if err != nil {
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return nil, xerrors.Errorf("failed to check if bitfield was empty: %w", err)
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}
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if empty {
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return nil, xerrors.Errorf("no non-faulty sectors in partitions: %w", err)
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}
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return nonFaults, 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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deadlines, err := s.api.StateMinerDeadlines(ctx, s.actor, ts.Key())
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if err != nil {
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return nil, xerrors.Errorf("getting miner deadlines: %w", err)
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}
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{
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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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if err := s.checkNextRecoveries(ctx, declDeadline, ts); 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, deadlines.Due[declDeadline], ts); 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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firstPartition, _, err := miner.PartitionsForDeadline(deadlines, s.partitionSectors, di.Index)
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if err != nil {
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return nil, xerrors.Errorf("getting partitions for deadline: %w", err)
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}
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partitionCount, _, err := miner.DeadlineCount(deadlines, s.partitionSectors, di.Index)
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if err != nil {
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return nil, xerrors.Errorf("getting deadline partition count: %w", err)
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}
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dc, err := deadlines.Due[di.Index].Count()
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if err != nil {
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return nil, xerrors.Errorf("get deadline count: %w", err)
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}
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log.Infof("di: %+v", di)
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log.Infof("dc: %+v", dc)
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log.Infof("fp: %+v", firstPartition)
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log.Infof("pc: %+v", partitionCount)
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log.Infof("ts: %+v (%d)", ts.Key(), ts.Height())
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if partitionCount == 0 {
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return nil, errNoPartitions
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}
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partitions := make([]uint64, partitionCount)
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for i := range partitions {
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partitions[i] = firstPartition + uint64(i)
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}
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nps, err := s.getSectorsToProve(ctx, deadlines.Due[di.Index], false, ts)
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if err != nil {
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return nil, xerrors.Errorf("get need prove sectors: %w", err)
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}
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var skipped *abi.BitField
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{
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good, err := s.checkSectors(ctx, nps)
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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(nps, good)
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if err != nil {
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return nil, xerrors.Errorf("nps - good: %w", err)
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}
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}
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skipCount, 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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ssi, err := s.sortedSectorInfo(ctx, nps, 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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log.Warn("attempted to run windowPost without any sectors...")
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return nil, xerrors.Errorf("no sectors to run windowPost on")
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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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var snums []abi.SectorNumber
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for _, si := range ssi {
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snums = append(snums, si.SectorNumber)
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}
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tsStart := time.Now()
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log.Infow("generating windowPost",
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"sectors", len(ssi))
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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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// TODO: Faults!
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postOut, err := s.prover.GenerateWindowPoSt(ctx, abi.ActorID(mid), ssi, 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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elapsed := time.Since(tsStart)
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log.Infow("submitting window PoSt", "elapsed", elapsed)
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return &miner.SubmitWindowedPoStParams{
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Deadline: di.Index,
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Partitions: partitions,
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Proofs: postOut,
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Skipped: *skipped,
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}, nil
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}
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func (s *WindowPoStScheduler) sortedSectorInfo(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.Info.SealedCID,
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RegisteredProof: sector.Info.Info.RegisteredProof,
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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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// TODO: Gaslimit needs to be calculated accurately. Before that, use the largest Gaslimit
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GasLimit: build.BlockGasLimit,
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GasPrice: types.NewInt(1),
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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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