| package hcsshim |
| |
| import ( |
| "context" |
| "crypto/sha1" |
| "path/filepath" |
| |
| "github.com/Microsoft/go-winio/pkg/guid" |
| "github.com/Microsoft/hcsshim/internal/wclayer" |
| ) |
| |
| func layerPath(info *DriverInfo, id string) string { |
| return filepath.Join(info.HomeDir, id) |
| } |
| |
| func ActivateLayer(info DriverInfo, id string) error { |
| return wclayer.ActivateLayer(context.Background(), layerPath(&info, id)) |
| } |
| func CreateLayer(info DriverInfo, id, parent string) error { |
| return wclayer.CreateLayer(context.Background(), layerPath(&info, id), parent) |
| } |
| |
| // New clients should use CreateScratchLayer instead. Kept in to preserve API compatibility. |
| func CreateSandboxLayer(info DriverInfo, layerId, parentId string, parentLayerPaths []string) error { |
| return wclayer.CreateScratchLayer(context.Background(), layerPath(&info, layerId), parentLayerPaths) |
| } |
| func CreateScratchLayer(info DriverInfo, layerId, parentId string, parentLayerPaths []string) error { |
| return wclayer.CreateScratchLayer(context.Background(), layerPath(&info, layerId), parentLayerPaths) |
| } |
| func DeactivateLayer(info DriverInfo, id string) error { |
| return wclayer.DeactivateLayer(context.Background(), layerPath(&info, id)) |
| } |
| func DestroyLayer(info DriverInfo, id string) error { |
| return wclayer.DestroyLayer(context.Background(), layerPath(&info, id)) |
| } |
| |
| // New clients should use ExpandScratchSize instead. Kept in to preserve API compatibility. |
| func ExpandSandboxSize(info DriverInfo, layerId string, size uint64) error { |
| return wclayer.ExpandScratchSize(context.Background(), layerPath(&info, layerId), size) |
| } |
| func ExpandScratchSize(info DriverInfo, layerId string, size uint64) error { |
| return wclayer.ExpandScratchSize(context.Background(), layerPath(&info, layerId), size) |
| } |
| func ExportLayer(info DriverInfo, layerId string, exportFolderPath string, parentLayerPaths []string) error { |
| return wclayer.ExportLayer(context.Background(), layerPath(&info, layerId), exportFolderPath, parentLayerPaths) |
| } |
| func GetLayerMountPath(info DriverInfo, id string) (string, error) { |
| return wclayer.GetLayerMountPath(context.Background(), layerPath(&info, id)) |
| } |
| func GetSharedBaseImages() (imageData string, err error) { |
| return wclayer.GetSharedBaseImages(context.Background()) |
| } |
| func ImportLayer(info DriverInfo, layerID string, importFolderPath string, parentLayerPaths []string) error { |
| return wclayer.ImportLayer(context.Background(), layerPath(&info, layerID), importFolderPath, parentLayerPaths) |
| } |
| func LayerExists(info DriverInfo, id string) (bool, error) { |
| return wclayer.LayerExists(context.Background(), layerPath(&info, id)) |
| } |
| func PrepareLayer(info DriverInfo, layerId string, parentLayerPaths []string) error { |
| return wclayer.PrepareLayer(context.Background(), layerPath(&info, layerId), parentLayerPaths) |
| } |
| func ProcessBaseLayer(path string) error { |
| return wclayer.ProcessBaseLayer(context.Background(), path) |
| } |
| func ProcessUtilityVMImage(path string) error { |
| return wclayer.ProcessUtilityVMImage(context.Background(), path) |
| } |
| func UnprepareLayer(info DriverInfo, layerId string) error { |
| return wclayer.UnprepareLayer(context.Background(), layerPath(&info, layerId)) |
| } |
| |
| type DriverInfo struct { |
| Flavour int |
| HomeDir string |
| } |
| |
| type GUID [16]byte |
| |
| func NameToGuid(name string) (id GUID, err error) { |
| g, err := wclayer.NameToGuid(context.Background(), name) |
| return g.ToWindowsArray(), err |
| } |
| |
| func NewGUID(source string) *GUID { |
| h := sha1.Sum([]byte(source)) |
| var g GUID |
| copy(g[0:], h[0:16]) |
| return &g |
| } |
| |
| func (g *GUID) ToString() string { |
| return guid.FromWindowsArray(*g).String() |
| } |
| |
| type LayerReader = wclayer.LayerReader |
| |
| func NewLayerReader(info DriverInfo, layerID string, parentLayerPaths []string) (LayerReader, error) { |
| return wclayer.NewLayerReader(context.Background(), layerPath(&info, layerID), parentLayerPaths) |
| } |
| |
| type LayerWriter = wclayer.LayerWriter |
| |
| func NewLayerWriter(info DriverInfo, layerID string, parentLayerPaths []string) (LayerWriter, error) { |
| return wclayer.NewLayerWriter(context.Background(), layerPath(&info, layerID), parentLayerPaths) |
| } |
| |
| type WC_LAYER_DESCRIPTOR = wclayer.WC_LAYER_DESCRIPTOR |