lotus/storage/sealer/selector_existing.go
2022-11-29 11:44:57 +01:00

86 lines
2.1 KiB
Go

package sealer
import (
"context"
"golang.org/x/xerrors"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/lotus/storage/paths"
"github.com/filecoin-project/lotus/storage/sealer/sealtasks"
"github.com/filecoin-project/lotus/storage/sealer/storiface"
)
type existingSelector struct {
index paths.SectorIndex
sector abi.SectorID
fileType storiface.SectorFileType
allowFetch bool
}
func newExistingSelector(index paths.SectorIndex, sector abi.SectorID, alloc storiface.SectorFileType, allowFetch bool) *existingSelector {
return &existingSelector{
index: index,
sector: sector,
fileType: alloc,
allowFetch: allowFetch,
}
}
func (s *existingSelector) Ok(ctx context.Context, task sealtasks.TaskType, spt abi.RegisteredSealProof, whnd SchedWorker) (bool, bool, error) {
tasks, err := whnd.TaskTypes(ctx)
if err != nil {
return false, false, xerrors.Errorf("getting supported worker task types: %w", err)
}
if _, supported := tasks[task]; !supported {
return false, false, nil
}
paths, err := whnd.Paths(ctx)
if err != nil {
return false, false, xerrors.Errorf("getting worker paths: %w", err)
}
have := map[storiface.ID]struct{}{}
for _, path := range paths {
have[path.ID] = struct{}{}
}
ssize, err := spt.SectorSize()
if err != nil {
return false, false, xerrors.Errorf("getting sector size: %w", err)
}
best, err := s.index.StorageFindSector(ctx, s.sector, s.fileType, ssize, s.allowFetch)
if err != nil {
return false, false, xerrors.Errorf("finding best storage: %w", err)
}
requested := s.fileType
for _, info := range best {
if _, ok := have[info.ID]; ok {
// we're not putting new sector files anywhere
if !s.allowFetch {
return true, false, nil
}
requested = requested.SubAllowed(info.AllowTypes, info.DenyTypes)
// got all paths
if requested == storiface.FTNone {
break
}
}
}
return requested == storiface.FTNone, false, nil
}
func (s *existingSelector) Cmp(ctx context.Context, task sealtasks.TaskType, a, b SchedWorker) (bool, error) {
return a.Utilization() < b.Utilization(), nil
}
var _ WorkerSelector = &existingSelector{}