48 lines
2.1 KiB
Go
48 lines
2.1 KiB
Go
package stores
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import (
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"context"
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"os"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/extern/sector-storage/partialfile"
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"github.com/filecoin-project/specs-storage/storage"
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"github.com/filecoin-project/lotus/extern/sector-storage/fsutil"
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"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
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)
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// PartialFileHandler helps mock out the partial file functionality during testing.
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type partialFileHandler interface {
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// OpenPartialFile opens and returns a partial file at the given path and also verifies it has the given
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// size
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OpenPartialFile(maxPieceSize abi.PaddedPieceSize, path string) (*partialfile.PartialFile, error)
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// HasAllocated returns true if the given partial file has an unsealed piece starting at the given offset with the given size.
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// returns false otherwise.
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HasAllocated(pf *partialfile.PartialFile, offset storiface.UnpaddedByteIndex, size abi.UnpaddedPieceSize) (bool, error)
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// Reader returns a file from which we can read the unsealed piece in the partial file.
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Reader(pf *partialfile.PartialFile, offset storiface.PaddedByteIndex, size abi.PaddedPieceSize) (*os.File, error)
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// Close closes the partial file
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Close(pf *partialfile.PartialFile) error
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}
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type Store interface {
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AcquireSector(ctx context.Context, s storage.SectorRef, existing storiface.SectorFileType, allocate storiface.SectorFileType, sealing storiface.PathType, op storiface.AcquireMode) (paths storiface.SectorPaths, stores storiface.SectorPaths, err error)
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Remove(ctx context.Context, s abi.SectorID, types storiface.SectorFileType, force bool) error
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// like remove, but doesn't remove the primary sector copy, nor the last
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// non-primary copy if there no primary copies
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RemoveCopies(ctx context.Context, s abi.SectorID, types storiface.SectorFileType) error
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// move sectors into storage
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MoveStorage(ctx context.Context, s storage.SectorRef, types storiface.SectorFileType) error
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FsStat(ctx context.Context, id ID) (fsutil.FsStat, error)
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Reserve(ctx context.Context, sid storage.SectorRef, ft storiface.SectorFileType, storageIDs storiface.SectorPaths, overheadTab map[storiface.SectorFileType]int) (func(), error)
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}
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