257 lines
6.8 KiB
Go
257 lines
6.8 KiB
Go
package lpseal
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import (
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"context"
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"io"
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"net/http"
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"github.com/ipfs/go-cid"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-commp-utils/nonffi"
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"github.com/filecoin-project/go-commp-utils/zerocomm"
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"github.com/filecoin-project/go-padreader"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/lib/harmony/harmonydb"
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"github.com/filecoin-project/lotus/lib/harmony/harmonytask"
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"github.com/filecoin-project/lotus/lib/harmony/resources"
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"github.com/filecoin-project/lotus/provider/lpffi"
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"github.com/filecoin-project/lotus/storage/pipeline/lib/nullreader"
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"github.com/filecoin-project/lotus/storage/sealer/storiface"
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)
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type TreesTask struct {
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sp *SealPoller
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db *harmonydb.DB
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sc *lpffi.SealCalls
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max int
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}
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func NewTreesTask(sp *SealPoller, db *harmonydb.DB, sc *lpffi.SealCalls, maxTrees int) *TreesTask {
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return &TreesTask{
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sp: sp,
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db: db,
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sc: sc,
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max: maxTrees,
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}
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}
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func (t *TreesTask) Do(taskID harmonytask.TaskID, stillOwned func() bool) (done bool, err error) {
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ctx := context.Background()
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var sectorParamsArr []struct {
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SpID int64 `db:"sp_id"`
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SectorNumber int64 `db:"sector_number"`
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RegSealProof abi.RegisteredSealProof `db:"reg_seal_proof"`
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}
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err = t.db.Select(ctx, §orParamsArr, `
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SELECT sp_id, sector_number, reg_seal_proof
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FROM sectors_sdr_pipeline
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WHERE task_id_tree_r = $1 AND task_id_tree_c = $1 AND task_id_tree_d = $1`, taskID)
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if err != nil {
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return false, xerrors.Errorf("getting sector params: %w", err)
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}
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if len(sectorParamsArr) != 1 {
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return false, xerrors.Errorf("expected 1 sector params, got %d", len(sectorParamsArr))
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}
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sectorParams := sectorParamsArr[0]
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var pieces []struct {
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PieceIndex int64 `db:"piece_index"`
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PieceCID string `db:"piece_cid"`
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PieceSize int64 `db:"piece_size"`
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DataUrl *string `db:"data_url"`
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DataHeaders *[]byte `db:"data_headers"`
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DataRawSize *int64 `db:"data_raw_size"`
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}
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err = t.db.Select(ctx, &pieces, `
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SELECT piece_index, piece_cid, piece_size, data_url, data_headers, data_raw_size
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FROM sectors_sdr_initial_pieces
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WHERE sp_id = $1 AND sector_number = $2 ORDER BY piece_index ASC`, sectorParams.SpID, sectorParams.SectorNumber)
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if err != nil {
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return false, xerrors.Errorf("getting pieces: %w", err)
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}
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ssize, err := sectorParams.RegSealProof.SectorSize()
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if err != nil {
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return false, xerrors.Errorf("getting sector size: %w", err)
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}
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var commd cid.Cid
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var dataReader io.Reader
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var unpaddedData bool
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if len(pieces) > 0 {
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pieceInfos := make([]abi.PieceInfo, len(pieces))
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pieceReaders := make([]io.Reader, len(pieces))
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for i, p := range pieces {
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// make pieceInfo
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c, err := cid.Parse(p.PieceCID)
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if err != nil {
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return false, xerrors.Errorf("parsing piece cid: %w", err)
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}
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pieceInfos[i] = abi.PieceInfo{
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Size: abi.PaddedPieceSize(p.PieceSize),
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PieceCID: c,
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}
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// make pieceReader
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if p.DataUrl != nil {
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pieceReaders[i], _ = padreader.New(&UrlPieceReader{
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Url: *p.DataUrl,
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RawSize: *p.DataRawSize,
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}, uint64(*p.DataRawSize))
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} else { // padding piece (w/o fr32 padding, added in TreeD)
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pieceReaders[i] = nullreader.NewNullReader(abi.PaddedPieceSize(p.PieceSize).Unpadded())
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}
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}
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commd, err = nonffi.GenerateUnsealedCID(sectorParams.RegSealProof, pieceInfos)
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if err != nil {
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return false, xerrors.Errorf("computing CommD: %w", err)
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}
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dataReader = io.MultiReader(pieceReaders...)
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unpaddedData = true
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} else {
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commd = zerocomm.ZeroPieceCommitment(abi.PaddedPieceSize(ssize).Unpadded())
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dataReader = nullreader.NewNullReader(abi.UnpaddedPieceSize(ssize))
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unpaddedData = false // nullreader includes fr32 zero bits
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}
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sref := storiface.SectorRef{
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ID: abi.SectorID{
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Miner: abi.ActorID(sectorParams.SpID),
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Number: abi.SectorNumber(sectorParams.SectorNumber),
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},
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ProofType: sectorParams.RegSealProof,
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}
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// D
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treeUnsealed, err := t.sc.TreeD(ctx, sref, abi.PaddedPieceSize(ssize), dataReader, unpaddedData)
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if err != nil {
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return false, xerrors.Errorf("computing tree d: %w", err)
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}
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// R / C
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sealed, unsealed, err := t.sc.TreeRC(ctx, sref, commd)
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if err != nil {
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return false, xerrors.Errorf("computing tree r and c: %w", err)
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}
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if unsealed != treeUnsealed {
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return false, xerrors.Errorf("tree-d and tree-r/c unsealed CIDs disagree")
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}
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// todo synth porep
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// todo porep challenge check
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n, err := t.db.Exec(ctx, `UPDATE sectors_sdr_pipeline
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SET after_tree_r = true, after_tree_c = true, after_tree_d = true, tree_r_cid = $3, tree_d_cid = $4
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WHERE sp_id = $1 AND sector_number = $2`,
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sectorParams.SpID, sectorParams.SectorNumber, sealed, unsealed)
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if err != nil {
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return false, xerrors.Errorf("store sdr-trees success: updating pipeline: %w", err)
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}
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if n != 1 {
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return false, xerrors.Errorf("store sdr-trees success: updated %d rows", n)
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}
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return true, nil
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}
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func (t *TreesTask) CanAccept(ids []harmonytask.TaskID, engine *harmonytask.TaskEngine) (*harmonytask.TaskID, error) {
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// todo reserve storage
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id := ids[0]
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return &id, nil
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}
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func (t *TreesTask) TypeDetails() harmonytask.TaskTypeDetails {
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return harmonytask.TaskTypeDetails{
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Max: t.max,
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Name: "SDRTrees",
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Cost: resources.Resources{
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Cpu: 1,
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Gpu: 1,
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Ram: 8000 << 20, // todo
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},
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MaxFailures: 3,
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Follows: nil,
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}
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}
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func (t *TreesTask) Adder(taskFunc harmonytask.AddTaskFunc) {
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t.sp.pollers[pollerTrees].Set(taskFunc)
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}
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type UrlPieceReader struct {
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Url string
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RawSize int64 // the exact number of bytes read, if we read more or less that's an error
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readSoFar int64
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active io.ReadCloser // auto-closed on EOF
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}
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func (u *UrlPieceReader) Read(p []byte) (n int, err error) {
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// Check if we have already read the required amount of data
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if u.readSoFar >= u.RawSize {
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return 0, io.EOF
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}
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// If 'active' is nil, initiate the HTTP request
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if u.active == nil {
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resp, err := http.Get(u.Url)
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if err != nil {
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return 0, err
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}
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// Set 'active' to the response body
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u.active = resp.Body
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}
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// Calculate the maximum number of bytes we can read without exceeding RawSize
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toRead := u.RawSize - u.readSoFar
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if int64(len(p)) > toRead {
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p = p[:toRead]
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}
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n, err = u.active.Read(p)
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// Update the number of bytes read so far
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u.readSoFar += int64(n)
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// If the number of bytes read exceeds RawSize, return an error
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if u.readSoFar > u.RawSize {
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return n, xerrors.New("read beyond the specified RawSize")
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}
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// If EOF is reached, close the reader
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if err == io.EOF {
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cerr := u.active.Close()
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if cerr != nil {
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log.Errorf("error closing http piece reader: %s", cerr)
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}
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// if we're below the RawSize, return an unexpected EOF error
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if u.readSoFar < u.RawSize {
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log.Errorw("unexpected EOF", "readSoFar", u.readSoFar, "rawSize", u.RawSize, "url", u.Url)
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return n, io.ErrUnexpectedEOF
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}
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}
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return n, err
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}
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var _ harmonytask.TaskInterface = &TreesTask{}
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