99 lines
2.6 KiB
Go
99 lines
2.6 KiB
Go
package sealer
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import (
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"context"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/storage/paths"
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"github.com/filecoin-project/lotus/storage/sealer/sealtasks"
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"github.com/filecoin-project/lotus/storage/sealer/storiface"
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)
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type moveSelector struct {
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index paths.SectorIndex
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sector abi.SectorID
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alloc storiface.SectorFileType
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destPtype storiface.PathType
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allowRemote bool
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}
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func newMoveSelector(index paths.SectorIndex, sector abi.SectorID, alloc storiface.SectorFileType, destPtype storiface.PathType, allowRemote bool) *moveSelector {
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return &moveSelector{
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index: index,
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sector: sector,
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alloc: alloc,
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destPtype: destPtype,
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allowRemote: allowRemote,
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}
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}
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func (s *moveSelector) Ok(ctx context.Context, task sealtasks.TaskType, spt abi.RegisteredSealProof, whnd *WorkerHandle) (bool, bool, error) {
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tasks, err := whnd.TaskTypes(ctx)
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if err != nil {
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return false, false, xerrors.Errorf("getting supported worker task types: %w", err)
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}
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if _, supported := tasks[task]; !supported {
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return false, false, nil
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}
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paths, err := whnd.workerRpc.Paths(ctx)
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if err != nil {
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return false, false, xerrors.Errorf("getting worker paths: %w", err)
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}
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workerPaths := map[storiface.ID]int{}
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for _, path := range paths {
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workerPaths[path.ID] = 0
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}
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ssize, err := spt.SectorSize()
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if err != nil {
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return false, false, xerrors.Errorf("getting sector size: %w", err)
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}
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// note: allowFetch is always false here, because we want to find workers with
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// the sector available locally
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preferred, err := s.index.StorageFindSector(ctx, s.sector, s.alloc, ssize, false)
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if err != nil {
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return false, false, xerrors.Errorf("finding preferred storage: %w", err)
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}
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for _, info := range preferred {
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if _, ok := workerPaths[info.ID]; ok {
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workerPaths[info.ID]++
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}
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}
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best, err := s.index.StorageBestAlloc(ctx, s.alloc, ssize, s.destPtype)
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if err != nil {
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return false, false, xerrors.Errorf("finding best dest storage: %w", err)
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}
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var ok bool
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for _, info := range best {
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if n, has := workerPaths[info.ID]; has {
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ok = true
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// if the worker has a local path with the sector already in it
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// prefer that worker; This usually meant that the move operation is
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// either a no-op because the sector is already in the correct path,
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// or the move a local move.
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if n > 0 {
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return true, true, nil
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}
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}
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}
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return ok && s.allowRemote, false, nil
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}
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func (s *moveSelector) Cmp(ctx context.Context, task sealtasks.TaskType, a, b *WorkerHandle) (bool, error) {
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return a.Utilization() < b.Utilization(), nil
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}
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var _ WorkerSelector = &moveSelector{}
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