lotus/sealing.go

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package sealing
import (
"context"
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"github.com/filecoin-project/sector-storage/ffiwrapper"
"io"
"github.com/filecoin-project/go-address"
"github.com/ipfs/go-cid"
"github.com/ipfs/go-datastore"
"github.com/ipfs/go-datastore/namespace"
logging "github.com/ipfs/go-log/v2"
"golang.org/x/xerrors"
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"github.com/filecoin-project/go-padreader"
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"github.com/filecoin-project/go-statemachine"
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"github.com/filecoin-project/specs-actors/actors/abi"
"github.com/filecoin-project/specs-actors/actors/builtin/miner"
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"github.com/filecoin-project/specs-actors/actors/crypto"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/events"
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/sector-storage"
)
const SectorStorePrefix = "/sectors"
var log = logging.Logger("sectors")
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type TicketFn func(context.Context) (*api.SealTicket, error)
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type SectorIDCounter interface {
Next() (abi.SectorNumber, error)
}
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type sealingApi interface { // TODO: trim down
// Call a read only method on actors (no interaction with the chain required)
StateCall(context.Context, *types.Message, types.TipSetKey) (*api.InvocResult, error)
StateMinerWorker(context.Context, address.Address, types.TipSetKey) (address.Address, error)
StateMinerPostState(ctx context.Context, actor address.Address, ts types.TipSetKey) (*miner.PoStState, error)
StateMinerSectors(context.Context, address.Address, types.TipSetKey) ([]*api.ChainSectorInfo, error)
StateMinerProvingSet(context.Context, address.Address, types.TipSetKey) ([]*api.ChainSectorInfo, error)
StateMinerSectorSize(context.Context, address.Address, types.TipSetKey) (abi.SectorSize, error)
StateWaitMsg(context.Context, cid.Cid) (*api.MsgLookup, error) // TODO: removeme eventually
StateGetActor(ctx context.Context, actor address.Address, ts types.TipSetKey) (*types.Actor, error)
StateGetReceipt(context.Context, cid.Cid, types.TipSetKey) (*types.MessageReceipt, error)
StateMarketStorageDeal(context.Context, abi.DealID, types.TipSetKey) (*api.MarketDeal, error)
MpoolPushMessage(context.Context, *types.Message) (*types.SignedMessage, error)
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ChainHead(context.Context) (*types.TipSet, error)
ChainNotify(context.Context) (<-chan []*store.HeadChange, error)
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ChainGetRandomness(ctx context.Context, tsk types.TipSetKey, personalization crypto.DomainSeparationTag, randEpoch abi.ChainEpoch, entropy []byte) (abi.Randomness, error)
ChainGetTipSetByHeight(context.Context, abi.ChainEpoch, types.TipSetKey) (*types.TipSet, error)
ChainGetBlockMessages(context.Context, cid.Cid) (*api.BlockMessages, error)
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ChainReadObj(context.Context, cid.Cid) ([]byte, error)
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ChainHasObj(context.Context, cid.Cid) (bool, error)
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WalletSign(context.Context, address.Address, []byte) (*crypto.Signature, error)
WalletBalance(context.Context, address.Address) (types.BigInt, error)
WalletHas(context.Context, address.Address) (bool, error)
}
type Sealing struct {
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api sealingApi
events *events.Events
maddr address.Address
worker address.Address
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sealer sectorstorage.SectorManager
sectors *statemachine.StateGroup
tktFn TicketFn
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sc SectorIDCounter
}
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func New(api sealingApi, events *events.Events, maddr address.Address, worker address.Address, ds datastore.Batching, sealer sectorstorage.SectorManager, sc SectorIDCounter, tktFn TicketFn) *Sealing {
s := &Sealing{
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api: api,
events: events,
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maddr: maddr,
worker: worker,
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sealer: sealer,
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tktFn: tktFn,
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sc: sc,
}
s.sectors = statemachine.New(namespace.Wrap(ds, datastore.NewKey(SectorStorePrefix)), s, SectorInfo{})
return s
}
func (m *Sealing) Run(ctx context.Context) error {
if err := m.restartSectors(ctx); err != nil {
log.Errorf("%+v", err)
return xerrors.Errorf("failed load sector states: %w", err)
}
return nil
}
func (m *Sealing) Stop(ctx context.Context) error {
return m.sectors.Stop(ctx)
}
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func (m *Sealing) AllocatePiece(size abi.UnpaddedPieceSize) (sectorID abi.SectorNumber, offset uint64, err error) {
if (padreader.PaddedSize(uint64(size))) != size {
return 0, 0, xerrors.Errorf("cannot allocate unpadded piece")
}
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sid, err := m.sc.Next()
if err != nil {
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return 0, 0, xerrors.Errorf("getting sector number: %w", err)
}
err = m.sealer.NewSector(context.TODO(), m.minerSector(sid)) // TODO: Put more than one thing in a sector
if err != nil {
return 0, 0, xerrors.Errorf("initializing sector: %w", err)
}
// offset hard-coded to 0 since we only put one thing in a sector for now
return sid, 0, nil
}
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func (m *Sealing) SealPiece(ctx context.Context, size abi.UnpaddedPieceSize, r io.Reader, sectorID abi.SectorNumber, dealID abi.DealID) error {
log.Infof("Seal piece for deal %d", dealID)
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ppi, err := m.sealer.AddPiece(ctx, m.minerSector(sectorID), []abi.UnpaddedPieceSize{}, size, r)
if err != nil {
return xerrors.Errorf("adding piece to sector: %w", err)
}
_, rt, err := ffiwrapper.ProofTypeFromSectorSize(m.sealer.SectorSize())
if err != nil {
return xerrors.Errorf("bad sector size: %w", err)
}
return m.newSector(sectorID, rt, []Piece{
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{
DealID: &dealID,
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Size: ppi.Size.Unpadded(),
CommP: ppi.PieceCID,
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},
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})
}
func (m *Sealing) newSector(sid abi.SectorNumber, rt abi.RegisteredProof, pieces []Piece) error {
log.Infof("Start sealing %d", sid)
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return m.sectors.Send(uint64(sid), SectorStart{
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ID: sid,
Pieces: pieces,
SectorType: rt,
})
}
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func (m *Sealing) minerSector(num abi.SectorNumber) abi.SectorID {
mid, err := address.IDFromAddress(m.maddr)
if err != nil {
panic(err)
}
return abi.SectorID{
Number: num,
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Miner: abi.ActorID(mid),
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}
}
func (m *Sealing) Address() address.Address {
return m.maddr
}