135 lines
4.0 KiB
Go
135 lines
4.0 KiB
Go
package storage
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import (
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"context"
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"sync"
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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"
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"github.com/libp2p/go-libp2p-core/host"
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"github.com/pkg/errors"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/chain/address"
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"github.com/filecoin-project/lotus/chain/events"
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"github.com/filecoin-project/lotus/chain/store"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/lib/sectorbuilder"
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"github.com/filecoin-project/lotus/lib/statestore"
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)
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var log = logging.Logger("storageminer")
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const PoStConfidence = 3
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type Miner struct {
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api storageMinerApi
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events *events.Events
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h host.Host
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maddr address.Address
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worker address.Address
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// PoSt
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postLk sync.Mutex
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schedPost uint64
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// Sealing
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sb *sectorbuilder.SectorBuilder
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sectors *statestore.StateStore
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tktFn TicketFn
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sectorIncoming chan *SectorInfo
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sectorUpdated chan sectorUpdate
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stop chan struct{}
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stopped chan struct{}
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}
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type storageMinerApi interface {
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// Call a read only method on actors (no interaction with the chain required)
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StateCall(ctx context.Context, msg *types.Message, ts *types.TipSet) (*types.MessageReceipt, error)
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StateMinerWorker(context.Context, address.Address, *types.TipSet) (address.Address, error)
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StateMinerProvingPeriodEnd(context.Context, address.Address, *types.TipSet) (uint64, error)
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StateMinerSectors(context.Context, address.Address, *types.TipSet) ([]*api.ChainSectorInfo, error)
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StateMinerProvingSet(context.Context, address.Address, *types.TipSet) ([]*api.ChainSectorInfo, error)
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StateMinerSectorSize(context.Context, address.Address, *types.TipSet) (uint64, error)
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StateWaitMsg(context.Context, cid.Cid) (*api.MsgWait, error) // TODO: removeme eventually
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StateGetActor(ctx context.Context, actor address.Address, ts *types.TipSet) (*types.Actor, error)
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StateGetReceipt(context.Context, cid.Cid, *types.TipSet) (*types.MessageReceipt, error)
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MpoolPushMessage(context.Context, *types.Message) (*types.SignedMessage, error)
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ChainHead(context.Context) (*types.TipSet, error)
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ChainNotify(context.Context) (<-chan []*store.HeadChange, error)
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ChainGetRandomness(context.Context, types.TipSetKey, []*types.Ticket, int) ([]byte, error)
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ChainGetTipSetByHeight(context.Context, uint64, *types.TipSet) (*types.TipSet, error)
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ChainGetBlockMessages(context.Context, cid.Cid) (*api.BlockMessages, error)
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WalletSign(context.Context, address.Address, []byte) (*types.Signature, error)
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WalletBalance(context.Context, address.Address) (types.BigInt, error)
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WalletHas(context.Context, address.Address) (bool, error)
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}
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func NewMiner(api storageMinerApi, addr address.Address, h host.Host, ds datastore.Batching, sb *sectorbuilder.SectorBuilder, tktFn TicketFn) (*Miner, error) {
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return &Miner{
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api: api,
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maddr: addr,
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h: h,
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sb: sb,
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tktFn: tktFn,
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sectors: statestore.New(namespace.Wrap(ds, datastore.NewKey("/sectors"))),
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sectorIncoming: make(chan *SectorInfo),
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sectorUpdated: make(chan sectorUpdate),
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stop: make(chan struct{}),
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stopped: make(chan struct{}),
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}, nil
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}
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func (m *Miner) Run(ctx context.Context) error {
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if err := m.runPreflightChecks(ctx); err != nil {
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return errors.Wrap(err, "miner preflight checks failed")
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}
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m.events = events.NewEvents(ctx, m.api)
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go m.beginPosting(ctx)
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go m.sectorStateLoop(ctx)
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return nil
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}
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func (m *Miner) Stop(ctx context.Context) error {
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close(m.stop)
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select {
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case <-m.stopped:
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return nil
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case <-ctx.Done():
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return ctx.Err()
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}
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}
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func (m *Miner) runPreflightChecks(ctx context.Context) error {
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worker, err := m.api.StateMinerWorker(ctx, m.maddr, nil)
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if err != nil {
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return err
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}
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m.worker = worker
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has, err := m.api.WalletHas(ctx, worker)
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if err != nil {
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return errors.Wrap(err, "failed to check wallet for worker key")
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}
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if !has {
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return errors.New("key for worker not found in local wallet")
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}
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log.Infof("starting up miner %s, worker addr %s", m.maddr, m.worker)
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return nil
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}
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