diff options
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/computestorage/initialize.go')
-rw-r--r-- | vendor/github.com/Microsoft/hcsshim/computestorage/initialize.go | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/computestorage/initialize.go b/vendor/github.com/Microsoft/hcsshim/computestorage/initialize.go new file mode 100644 index 000000000..2e4810c45 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/computestorage/initialize.go @@ -0,0 +1,38 @@ +package computestorage + +import ( + "context" + "encoding/json" + "fmt" + + "github.com/Microsoft/hcsshim/internal/oc" + "go.opencensus.io/trace" +) + +// InitializeWritableLayer initializes a writable layer for a container. +// +// `layerPath` is a path to a directory the layer is mounted. If the +// path does not end in a `\` the platform will append it automatically. +// +// `layerData` is the parent read-only layer data. +func InitializeWritableLayer(ctx context.Context, layerPath string, layerData LayerData) (err error) { + title := "hcsshim.InitializeWritableLayer" + ctx, span := trace.StartSpan(ctx, title) + defer span.End() + defer func() { oc.SetSpanStatus(span, err) }() + span.AddAttributes( + trace.StringAttribute("layerPath", layerPath), + ) + + bytes, err := json.Marshal(layerData) + if err != nil { + return err + } + + // Options are not used in the platform as of RS5 + err = hcsInitializeWritableLayer(layerPath, string(bytes), "") + if err != nil { + return fmt.Errorf("failed to intitialize container layer: %s", err) + } + return nil +} |