lotus/provider/lpseal/task_submit_precommit.go

package lpseal

import (
	"bytes"
	"context"
	"github.com/filecoin-project/go-address"
	"github.com/filecoin-project/go-state-types/abi"
	"github.com/filecoin-project/go-state-types/big"
	"github.com/filecoin-project/go-state-types/builtin"
	miner12 "github.com/filecoin-project/go-state-types/builtin/v12/miner"
	"github.com/filecoin-project/lotus/api"
	"github.com/filecoin-project/lotus/chain/actors/builtin/miner"
	"github.com/filecoin-project/lotus/chain/types"
	"github.com/filecoin-project/lotus/lib/harmony/harmonydb"
	"github.com/filecoin-project/lotus/lib/harmony/harmonytask"
	"github.com/filecoin-project/lotus/lib/harmony/resources"
	"github.com/filecoin-project/lotus/provider/lpmessage"
	"github.com/ipfs/go-cid"
	"golang.org/x/xerrors"
)

type SubmitPrecommitTaskApi interface {
	StateMinerPreCommitDepositForPower(context.Context, address.Address, miner.SectorPreCommitInfo, types.TipSetKey) (big.Int, error)
}

type SubmitPrecommitTask struct {
	sp     *SealPoller
	db     *harmonydb.DB
	api    SubmitPrecommitTaskApi
	sender *lpmessage.Sender

	maxFee types.FIL
}

func (s *SubmitPrecommitTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done bool, err error) {
	ctx := context.Background()

	var sectorParamsArr []struct {
		SpID         int64                   `db:"sp_id"`
		SectorNumber int64                   `db:"sector_number"`
		RegSealProof abi.RegisteredSealProof `db:"reg_seal_proof"`
		TicketEpoch  abi.ChainEpoch          `db:"ticket_epoch"`
		SealedCID    string                  `db:"sealed_cid"`
		UnsealedCID  string                  `db:"unsealed_cid"`
	}

	err = s.db.Select(ctx, &sectorParamsArr, `
		SELECT sp_id, sector_number, reg_seal_proof, ticket_epoch, tree_r_cid, tree_d_cid
		FROM sectors_sdr_pipeline
		WHERE task_id_precommit_msg = $1`, taskID)
	if err != nil {
		return false, xerrors.Errorf("getting sector params: %w", err)
	}

	if len(sectorParamsArr) != 1 {
		return false, xerrors.Errorf("expected 1 sector params, got %d", len(sectorParamsArr))
	}
	sectorParams := sectorParamsArr[0]

	maddr, err := address.NewIDAddress(uint64(sectorParams.SpID))
	if err != nil {
		return false, xerrors.Errorf("getting miner address: %w", err)
	}

	sealedCID, err := cid.Parse(sectorParams.SealedCID)
	if err != nil {
		return false, xerrors.Errorf("parsing sealed CID: %w", err)
	}

	unsealedCID, err := cid.Parse(sectorParams.UnsealedCID)
	if err != nil {
		return false, xerrors.Errorf("parsing unsealed CID: %w", err)
	}
	_ = unsealedCID

	params := miner.PreCommitSectorBatchParams2{}

	expiration := sectorParams.TicketEpoch + miner12.MaxSectorExpirationExtension

	params.Sectors = append(params.Sectors, miner.SectorPreCommitInfo{
		SealProof:     sectorParams.RegSealProof,
		SectorNumber:  abi.SectorNumber(sectorParams.SectorNumber),
		SealedCID:     sealedCID,
		SealRandEpoch: sectorParams.TicketEpoch,
		DealIDs:       nil, // todo
		Expiration:    expiration,
		//UnsealedCid:   unsealedCID, // todo with deals
	})
	var pbuf bytes.Buffer
	if err := params.MarshalCBOR(&pbuf); err != nil {
		return false, xerrors.Errorf("serializing params: %w", err)
	}

	collateral, err := s.api.StateMinerPreCommitDepositForPower(ctx, maddr, params.Sectors[0], types.EmptyTSK)
	if err != nil {
		return false, xerrors.Errorf("getting precommit deposit: %w", err)
	}

	msg := &types.Message{
		To:     maddr,
		Method: builtin.MethodsMiner.PreCommitSectorBatch2,
		Params: pbuf.Bytes(),
		Value:  collateral, // todo config for pulling from miner balance!!
	}

	mss := &api.MessageSendSpec{
		MaxFee: abi.TokenAmount(s.maxFee),
	}

	mcid, err := s.sender.Send(ctx, msg, mss, "precommit")
	if err != nil {
		return false, xerrors.Errorf("sending message: %w", err)
	}

	// set precommit_msg_cid
	_, err = s.db.Exec(ctx, `UPDATE sectors_sdr_pipeline
		SET precommit_msg_cid = $1
		WHERE task_id_precommit_msg = $2`, mcid, taskID)
	if err != nil {
		return false, xerrors.Errorf("updating precommit_msg_cid: %w", err)
	}

	return true, nil
}

func (s *SubmitPrecommitTask) CanAccept(ids []harmonytask.TaskID, engine *harmonytask.TaskEngine) (*harmonytask.TaskID, error) {
	id := ids[0]
	return &id, nil
}

func (s *SubmitPrecommitTask) TypeDetails() harmonytask.TaskTypeDetails {
	return harmonytask.TaskTypeDetails{
		Max:  1024,
		Name: "PreCommitSubmit",
		Cost: resources.Resources{
			Cpu: 0,
			Gpu: 0,
			Ram: 1 << 20,
		},
		MaxFailures: 16,
	}
}

func (s *SubmitPrecommitTask) Adder(taskFunc harmonytask.AddTaskFunc) {
	s.sp.pollers[pollerPrecommitMsg].Set(taskFunc)
}

var _ harmonytask.TaskInterface = &SubmitPrecommitTask{}