lotus/storage/sealmgr/advmgr/roprov.go

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package advmgr
import (
"github.com/filecoin-project/go-sectorbuilder"
"github.com/filecoin-project/specs-actors/actors/abi"
"golang.org/x/xerrors"
)
type readonlyProvider struct {
miner abi.ActorID
stor *storage
}
func (l *readonlyProvider) AcquireSectorNumber() (abi.SectorNumber, error) {
return 0, xerrors.New("read-only provider")
}
func (l *readonlyProvider) FinalizeSector(abi.SectorNumber) error {
return xerrors.New("read-only provider")
}
func (l *readonlyProvider) AcquireSector(id abi.SectorNumber, existing sectorbuilder.SectorFileType, allocate sectorbuilder.SectorFileType, sealing bool) (sectorbuilder.SectorPaths, func(), error) {
if allocate != 0 {
return sectorbuilder.SectorPaths{}, nil, xerrors.New("read-only storage")
}
return l.stor.acquireSector(l.miner, id, existing, allocate, sealing)
}