411 lines
12 KiB
Go
411 lines
12 KiB
Go
package sealing
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import (
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"context"
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"errors"
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"io"
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"math"
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"sync"
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"time"
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"github.com/ipfs/go-cid"
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"github.com/ipfs/go-datastore"
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"github.com/ipfs/go-datastore/namespace"
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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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padreader "github.com/filecoin-project/go-padreader"
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statemachine "github.com/filecoin-project/go-statemachine"
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sectorstorage "github.com/filecoin-project/lotus/extern/sector-storage"
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"github.com/filecoin-project/lotus/extern/sector-storage/ffiwrapper"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/abi/big"
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"github.com/filecoin-project/specs-actors/actors/builtin/market"
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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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)
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const SectorStorePrefix = "/sectors"
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var log = logging.Logger("sectors")
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type SectorLocation struct {
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Deadline uint64
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Partition uint64
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}
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var ErrSectorAllocated = errors.New("sectorNumber is allocated, but PreCommit info wasn't found on chain")
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type SealingAPI interface {
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StateWaitMsg(context.Context, cid.Cid) (MsgLookup, error)
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StateSearchMsg(context.Context, cid.Cid) (*MsgLookup, error)
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StateComputeDataCommitment(ctx context.Context, maddr address.Address, sectorType abi.RegisteredSealProof, deals []abi.DealID, tok TipSetToken) (cid.Cid, error)
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// Can return ErrSectorAllocated in case precommit info wasn't found, but the sector number is marked as allocated
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StateSectorPreCommitInfo(ctx context.Context, maddr address.Address, sectorNumber abi.SectorNumber, tok TipSetToken) (*miner.SectorPreCommitOnChainInfo, error)
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StateSectorGetInfo(ctx context.Context, maddr address.Address, sectorNumber abi.SectorNumber, tok TipSetToken) (*miner.SectorOnChainInfo, error)
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StateSectorPartition(ctx context.Context, maddr address.Address, sectorNumber abi.SectorNumber, tok TipSetToken) (*SectorLocation, error)
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StateMinerSectorSize(context.Context, address.Address, TipSetToken) (abi.SectorSize, error)
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StateMinerWorkerAddress(ctx context.Context, maddr address.Address, tok TipSetToken) (address.Address, error)
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StateMinerDeadlines(ctx context.Context, maddr address.Address, tok TipSetToken) ([]*miner.Deadline, error)
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StateMinerPreCommitDepositForPower(context.Context, address.Address, miner.SectorPreCommitInfo, TipSetToken) (big.Int, error)
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StateMinerInitialPledgeCollateral(context.Context, address.Address, miner.SectorPreCommitInfo, TipSetToken) (big.Int, error)
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StateMarketStorageDeal(context.Context, abi.DealID, TipSetToken) (market.DealProposal, error)
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SendMsg(ctx context.Context, from, to address.Address, method abi.MethodNum, value, maxFee abi.TokenAmount, params []byte) (cid.Cid, error)
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ChainHead(ctx context.Context) (TipSetToken, abi.ChainEpoch, error)
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ChainGetRandomnessFromBeacon(ctx context.Context, tok TipSetToken, personalization crypto.DomainSeparationTag, randEpoch abi.ChainEpoch, entropy []byte) (abi.Randomness, error)
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ChainGetRandomnessFromTickets(ctx context.Context, tok TipSetToken, personalization crypto.DomainSeparationTag, randEpoch abi.ChainEpoch, entropy []byte) (abi.Randomness, error)
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ChainReadObj(context.Context, cid.Cid) ([]byte, error)
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}
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type SectorStateNotifee func(before, after SectorInfo)
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type Sealing struct {
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api SealingAPI
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feeCfg FeeConfig
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events Events
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maddr address.Address
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sealer sectorstorage.SectorManager
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sectors *statemachine.StateGroup
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sc SectorIDCounter
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verif ffiwrapper.Verifier
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pcp PreCommitPolicy
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unsealedInfoMap UnsealedSectorMap
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upgradeLk sync.Mutex
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toUpgrade map[abi.SectorNumber]struct{}
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notifee SectorStateNotifee
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stats SectorStats
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getConfig GetSealingConfigFunc
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}
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type FeeConfig struct {
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MaxPreCommitGasFee abi.TokenAmount
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MaxCommitGasFee abi.TokenAmount
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}
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type UnsealedSectorMap struct {
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infos map[abi.SectorNumber]UnsealedSectorInfo
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lk sync.Mutex
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}
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type UnsealedSectorInfo struct {
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numDeals uint64
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// stored should always equal sum of pieceSizes.Padded()
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stored abi.PaddedPieceSize
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pieceSizes []abi.UnpaddedPieceSize
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}
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func New(api SealingAPI, fc FeeConfig, events Events, maddr address.Address, ds datastore.Batching, sealer sectorstorage.SectorManager, sc SectorIDCounter, verif ffiwrapper.Verifier, pcp PreCommitPolicy, gc GetSealingConfigFunc, notifee SectorStateNotifee) *Sealing {
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s := &Sealing{
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api: api,
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feeCfg: fc,
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events: events,
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maddr: maddr,
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sealer: sealer,
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sc: sc,
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verif: verif,
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pcp: pcp,
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unsealedInfoMap: UnsealedSectorMap{
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infos: make(map[abi.SectorNumber]UnsealedSectorInfo),
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lk: sync.Mutex{},
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},
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toUpgrade: map[abi.SectorNumber]struct{}{},
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notifee: notifee,
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getConfig: gc,
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stats: SectorStats{
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bySector: map[abi.SectorID]statSectorState{},
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},
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}
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s.sectors = statemachine.New(namespace.Wrap(ds, datastore.NewKey(SectorStorePrefix)), s, SectorInfo{})
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return s
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}
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func (m *Sealing) Run(ctx context.Context) error {
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if err := m.restartSectors(ctx); err != nil {
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log.Errorf("%+v", err)
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return xerrors.Errorf("failed load sector states: %w", err)
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}
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return nil
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}
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func (m *Sealing) Stop(ctx context.Context) error {
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return m.sectors.Stop(ctx)
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}
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func (m *Sealing) AddPieceToAnySector(ctx context.Context, size abi.UnpaddedPieceSize, r io.Reader, d DealInfo) (abi.SectorNumber, abi.PaddedPieceSize, error) {
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log.Infof("Adding piece for deal %d", d.DealID)
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if (padreader.PaddedSize(uint64(size))) != size {
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return 0, 0, xerrors.Errorf("cannot allocate unpadded piece")
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}
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if size > abi.PaddedPieceSize(m.sealer.SectorSize()).Unpadded() {
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return 0, 0, xerrors.Errorf("piece cannot fit into a sector")
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}
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m.unsealedInfoMap.lk.Lock()
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sid, pads, err := m.getSectorAndPadding(size)
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if err != nil {
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m.unsealedInfoMap.lk.Unlock()
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return 0, 0, xerrors.Errorf("getting available sector: %w", err)
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}
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for _, p := range pads {
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err = m.addPiece(ctx, sid, p.Unpadded(), NewNullReader(p.Unpadded()), nil)
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if err != nil {
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m.unsealedInfoMap.lk.Unlock()
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return 0, 0, xerrors.Errorf("writing pads: %w", err)
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}
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}
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offset := m.unsealedInfoMap.infos[sid].stored
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err = m.addPiece(ctx, sid, size, r, &d)
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if err != nil {
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m.unsealedInfoMap.lk.Unlock()
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return 0, 0, xerrors.Errorf("adding piece to sector: %w", err)
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}
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startPacking := m.unsealedInfoMap.infos[sid].numDeals >= getDealPerSectorLimit(m.sealer.SectorSize())
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m.unsealedInfoMap.lk.Unlock()
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if startPacking {
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if err := m.StartPacking(sid); err != nil {
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return 0, 0, xerrors.Errorf("start packing: %w", err)
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}
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}
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return sid, offset, nil
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}
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// Caller should hold m.unsealedInfoMap.lk
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func (m *Sealing) addPiece(ctx context.Context, sectorID abi.SectorNumber, size abi.UnpaddedPieceSize, r io.Reader, di *DealInfo) error {
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log.Infof("Adding piece to sector %d", sectorID)
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ppi, err := m.sealer.AddPiece(sectorstorage.WithPriority(ctx, DealSectorPriority), m.minerSector(sectorID), m.unsealedInfoMap.infos[sectorID].pieceSizes, size, r)
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if err != nil {
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return xerrors.Errorf("writing piece: %w", err)
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}
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piece := Piece{
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Piece: ppi,
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DealInfo: di,
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}
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err = m.sectors.Send(uint64(sectorID), SectorAddPiece{NewPiece: piece})
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if err != nil {
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return err
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}
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ui := m.unsealedInfoMap.infos[sectorID]
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num := m.unsealedInfoMap.infos[sectorID].numDeals
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if di != nil {
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num = num + 1
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}
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m.unsealedInfoMap.infos[sectorID] = UnsealedSectorInfo{
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numDeals: num,
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stored: ui.stored + piece.Piece.Size,
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pieceSizes: append(ui.pieceSizes, piece.Piece.Size.Unpadded()),
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}
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return nil
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}
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func (m *Sealing) Remove(ctx context.Context, sid abi.SectorNumber) error {
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return m.sectors.Send(uint64(sid), SectorRemove{})
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}
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// Caller should NOT hold m.unsealedInfoMap.lk
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func (m *Sealing) StartPacking(sectorID abi.SectorNumber) error {
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log.Infof("Starting packing sector %d", sectorID)
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err := m.sectors.Send(uint64(sectorID), SectorStartPacking{})
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if err != nil {
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return err
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}
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m.unsealedInfoMap.lk.Lock()
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delete(m.unsealedInfoMap.infos, sectorID)
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m.unsealedInfoMap.lk.Unlock()
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return nil
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}
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// Caller should hold m.unsealedInfoMap.lk
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func (m *Sealing) getSectorAndPadding(size abi.UnpaddedPieceSize) (abi.SectorNumber, []abi.PaddedPieceSize, error) {
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ss := abi.PaddedPieceSize(m.sealer.SectorSize())
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for k, v := range m.unsealedInfoMap.infos {
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pads, padLength := ffiwrapper.GetRequiredPadding(v.stored, size.Padded())
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if v.stored+size.Padded()+padLength <= ss {
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return k, pads, nil
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}
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}
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ns, err := m.newDealSector()
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if err != nil {
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return 0, nil, err
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}
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m.unsealedInfoMap.infos[ns] = UnsealedSectorInfo{
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numDeals: 0,
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stored: 0,
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pieceSizes: nil,
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}
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return ns, nil, nil
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}
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// newDealSector creates a new sector for deal storage
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func (m *Sealing) newDealSector() (abi.SectorNumber, error) {
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// First make sure we don't have too many 'open' sectors
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cfg, err := m.getConfig()
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if err != nil {
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return 0, xerrors.Errorf("getting config: %w", err)
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}
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if cfg.MaxSealingSectorsForDeals > 0 {
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if m.stats.curSealing() > cfg.MaxSealingSectorsForDeals {
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return 0, xerrors.Errorf("too many sectors sealing")
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}
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}
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if cfg.MaxWaitDealsSectors > 0 {
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// run in a loop because we have to drop the map lock here for a bit
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tries := 0
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// we have to run in a loop as we're dropping unsealedInfoMap.lk
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// to actually call StartPacking. When we do that, another entry can
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// get added to unsealedInfoMap.
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for uint64(len(m.unsealedInfoMap.infos)) >= cfg.MaxWaitDealsSectors {
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if tries > 10 {
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// whatever...
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break
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}
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if tries > 0 {
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m.unsealedInfoMap.lk.Unlock()
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time.Sleep(time.Second)
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m.unsealedInfoMap.lk.Lock()
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}
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tries++
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var mostStored abi.PaddedPieceSize = math.MaxUint64
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var best abi.SectorNumber = math.MaxUint64
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for sn, info := range m.unsealedInfoMap.infos {
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if info.stored+1 > mostStored+1 { // 18446744073709551615 + 1 = 0
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best = sn
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}
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}
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if best == math.MaxUint64 {
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// probably not possible, but who knows
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break
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}
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m.unsealedInfoMap.lk.Unlock()
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if err := m.StartPacking(best); err != nil {
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log.Error("newDealSector StartPacking error: %+v", err)
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continue // let's pretend this is fine
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}
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m.unsealedInfoMap.lk.Lock()
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}
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}
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// Now actually create a new sector
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sid, err := m.sc.Next()
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if err != nil {
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return 0, xerrors.Errorf("getting sector number: %w", err)
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}
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err = m.sealer.NewSector(context.TODO(), m.minerSector(sid))
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if err != nil {
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return 0, xerrors.Errorf("initializing sector: %w", err)
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}
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rt, err := ffiwrapper.SealProofTypeFromSectorSize(m.sealer.SectorSize())
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if err != nil {
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return 0, xerrors.Errorf("bad sector size: %w", err)
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}
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log.Infof("Creating sector %d", sid)
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err = m.sectors.Send(uint64(sid), SectorStart{
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ID: sid,
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SectorType: rt,
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})
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if err != nil {
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return 0, xerrors.Errorf("starting the sector fsm: %w", err)
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}
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cf, err := m.getConfig()
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if err != nil {
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return 0, xerrors.Errorf("getting the sealing delay: %w", err)
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}
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if cf.WaitDealsDelay > 0 {
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timer := time.NewTimer(cf.WaitDealsDelay)
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go func() {
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<-timer.C
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if err := m.StartPacking(sid); err != nil {
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log.Errorf("starting sector %d: %+v", sid, err)
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}
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}()
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}
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return sid, nil
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}
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// newSectorCC accepts a slice of pieces with no deal (junk data)
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func (m *Sealing) newSectorCC(sid abi.SectorNumber, pieces []Piece) error {
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rt, err := ffiwrapper.SealProofTypeFromSectorSize(m.sealer.SectorSize())
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if err != nil {
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return xerrors.Errorf("bad sector size: %w", err)
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}
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log.Infof("Creating CC sector %d", sid)
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return m.sectors.Send(uint64(sid), SectorStartCC{
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ID: sid,
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Pieces: pieces,
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SectorType: rt,
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})
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}
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func (m *Sealing) minerSector(num abi.SectorNumber) abi.SectorID {
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mid, err := address.IDFromAddress(m.maddr)
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if err != nil {
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panic(err)
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}
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return abi.SectorID{
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Number: num,
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Miner: abi.ActorID(mid),
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}
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}
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func (m *Sealing) Address() address.Address {
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return m.maddr
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}
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func getDealPerSectorLimit(size abi.SectorSize) uint64 {
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if size < 64<<30 {
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return 256
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}
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return 512
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}
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