package wclayer import ( "context" "github.com/Microsoft/hcsshim/internal/hcserror" "github.com/Microsoft/hcsshim/internal/oc" "go.opencensus.io/trace" ) // ActivateLayer will find the layer with the given id and mount it's filesystem. // For a read/write layer, the mounted filesystem will appear as a volume on the // host, while a read-only layer is generally expected to be a no-op. // An activated layer must later be deactivated via DeactivateLayer. func ActivateLayer(ctx context.Context, path string) (err error) { title := "hcsshim::ActivateLayer" ctx, span := trace.StartSpan(ctx, title) //nolint:ineffassign,staticcheck defer span.End() defer func() { oc.SetSpanStatus(span, err) }() span.AddAttributes(trace.StringAttribute("path", path)) err = activateLayer(&stdDriverInfo, path) if err != nil { return hcserror.New(err, title+" - failed", "") } return nil }