diff options
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/computestorage/import.go')
-rw-r--r-- | vendor/github.com/Microsoft/hcsshim/computestorage/import.go | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/computestorage/import.go b/vendor/github.com/Microsoft/hcsshim/computestorage/import.go new file mode 100644 index 000000000..06e329794 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/computestorage/import.go @@ -0,0 +1,41 @@ +package computestorage + +import ( + "context" + "encoding/json" + "fmt" + + "github.com/Microsoft/hcsshim/internal/oc" + "go.opencensus.io/trace" +) + +// ImportLayer imports a container layer. +// +// `layerPath` is a path to a directory to import the layer to. If the directory +// does not exist it will be automatically created. +// +// `sourceFolderpath` is a pre-existing folder that contains the layer to +// import. +// +// `layerData` is the parent layer data. +func ImportLayer(ctx context.Context, layerPath, sourceFolderPath string, layerData LayerData) (err error) { + title := "hcsshim.ImportLayer" + ctx, span := trace.StartSpan(ctx, title) + defer span.End() + defer func() { oc.SetSpanStatus(span, err) }() + span.AddAttributes( + trace.StringAttribute("layerPath", layerPath), + trace.StringAttribute("sourceFolderPath", sourceFolderPath), + ) + + bytes, err := json.Marshal(layerData) + if err != nil { + return err + } + + err = hcsImportLayer(layerPath, sourceFolderPath, string(bytes)) + if err != nil { + return fmt.Errorf("failed to import layer: %s", err) + } + return nil +} |