50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
package sectorstorage
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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/extern/sector-storage/sealtasks"
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"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
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)
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type taskSelector struct {
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best []storiface.StorageInfo //nolint: unused, structcheck
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}
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func newTaskSelector() *taskSelector {
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return &taskSelector{}
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}
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func (s *taskSelector) Ok(ctx context.Context, task sealtasks.TaskType, spt abi.RegisteredSealProof, whnd *workerHandle) (bool, error) {
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tasks, err := whnd.TaskTypes(ctx)
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if err != nil {
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return false, xerrors.Errorf("getting supported worker task types: %w", err)
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}
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_, supported := tasks[task]
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return supported, nil
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}
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func (s *taskSelector) Cmp(ctx context.Context, _ sealtasks.TaskType, a, b *workerHandle) (bool, error) {
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atasks, err := a.TaskTypes(ctx)
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if err != nil {
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return false, xerrors.Errorf("getting supported worker task types: %w", err)
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}
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btasks, err := b.TaskTypes(ctx)
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if err != nil {
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return false, xerrors.Errorf("getting supported worker task types: %w", err)
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}
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if len(atasks) != len(btasks) {
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return len(atasks) < len(btasks), nil // prefer workers which can do less
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}
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return a.utilization() < b.utilization(), nil
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}
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var _ WorkerSelector = &taskSelector{}
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