mirror of https://github.com/k3s-io/k3s
107 lines
3.5 KiB
Go
107 lines
3.5 KiB
Go
package hcsshim
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import (
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"crypto/sha1"
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"path/filepath"
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"github.com/Microsoft/hcsshim/internal/guid"
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"github.com/Microsoft/hcsshim/internal/wclayer"
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)
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func layerPath(info *DriverInfo, id string) string {
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return filepath.Join(info.HomeDir, id)
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}
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func ActivateLayer(info DriverInfo, id string) error {
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return wclayer.ActivateLayer(layerPath(&info, id))
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}
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func CreateLayer(info DriverInfo, id, parent string) error {
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return wclayer.CreateLayer(layerPath(&info, id), parent)
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}
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// New clients should use CreateScratchLayer instead. Kept in to preserve API compatibility.
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func CreateSandboxLayer(info DriverInfo, layerId, parentId string, parentLayerPaths []string) error {
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return wclayer.CreateScratchLayer(layerPath(&info, layerId), parentLayerPaths)
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}
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func CreateScratchLayer(info DriverInfo, layerId, parentId string, parentLayerPaths []string) error {
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return wclayer.CreateScratchLayer(layerPath(&info, layerId), parentLayerPaths)
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}
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func DeactivateLayer(info DriverInfo, id string) error {
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return wclayer.DeactivateLayer(layerPath(&info, id))
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}
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func DestroyLayer(info DriverInfo, id string) error {
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return wclayer.DestroyLayer(layerPath(&info, id))
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}
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// New clients should use ExpandScratchSize instead. Kept in to preserve API compatibility.
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func ExpandSandboxSize(info DriverInfo, layerId string, size uint64) error {
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return wclayer.ExpandScratchSize(layerPath(&info, layerId), size)
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}
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func ExpandScratchSize(info DriverInfo, layerId string, size uint64) error {
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return wclayer.ExpandScratchSize(layerPath(&info, layerId), size)
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}
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func ExportLayer(info DriverInfo, layerId string, exportFolderPath string, parentLayerPaths []string) error {
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return wclayer.ExportLayer(layerPath(&info, layerId), exportFolderPath, parentLayerPaths)
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}
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func GetLayerMountPath(info DriverInfo, id string) (string, error) {
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return wclayer.GetLayerMountPath(layerPath(&info, id))
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}
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func GetSharedBaseImages() (imageData string, err error) {
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return wclayer.GetSharedBaseImages()
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}
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func ImportLayer(info DriverInfo, layerID string, importFolderPath string, parentLayerPaths []string) error {
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return wclayer.ImportLayer(layerPath(&info, layerID), importFolderPath, parentLayerPaths)
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}
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func LayerExists(info DriverInfo, id string) (bool, error) {
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return wclayer.LayerExists(layerPath(&info, id))
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}
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func PrepareLayer(info DriverInfo, layerId string, parentLayerPaths []string) error {
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return wclayer.PrepareLayer(layerPath(&info, layerId), parentLayerPaths)
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}
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func ProcessBaseLayer(path string) error {
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return wclayer.ProcessBaseLayer(path)
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}
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func ProcessUtilityVMImage(path string) error {
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return wclayer.ProcessUtilityVMImage(path)
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}
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func UnprepareLayer(info DriverInfo, layerId string) error {
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return wclayer.UnprepareLayer(layerPath(&info, layerId))
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}
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type DriverInfo struct {
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Flavour int
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HomeDir string
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}
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type GUID [16]byte
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func NameToGuid(name string) (id GUID, err error) {
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g, err := wclayer.NameToGuid(name)
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return GUID(g), err
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}
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func NewGUID(source string) *GUID {
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h := sha1.Sum([]byte(source))
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var g GUID
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copy(g[0:], h[0:16])
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return &g
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}
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func (g *GUID) ToString() string {
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return (guid.GUID)(*g).String()
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}
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type LayerReader = wclayer.LayerReader
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func NewLayerReader(info DriverInfo, layerID string, parentLayerPaths []string) (LayerReader, error) {
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return wclayer.NewLayerReader(layerPath(&info, layerID), parentLayerPaths)
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}
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type LayerWriter = wclayer.LayerWriter
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func NewLayerWriter(info DriverInfo, layerID string, parentLayerPaths []string) (LayerWriter, error) {
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return wclayer.NewLayerWriter(layerPath(&info, layerID), parentLayerPaths)
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}
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type WC_LAYER_DESCRIPTOR = wclayer.WC_LAYER_DESCRIPTOR
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