mirror of https://github.com/docker/cli.git
32 lines
893 B
Go
32 lines
893 B
Go
|
package wclayer
|
||
|
|
|
||
|
|
import (
|
||
|
|
"github.com/Microsoft/hcsshim/internal/hcserror"
|
||
|
|
"github.com/sirupsen/logrus"
|
||
|
|
)
|
||
|
|
|
||
|
|
// CreateScratchLayer creates and populates new read-write layer for use by a container.
|
||
|
|
// This requires both the id of the direct parent layer, as well as the full list
|
||
|
|
// of paths to all parent layers up to the base (and including the direct parent
|
||
|
|
// whose id was provided).
|
||
|
|
func CreateScratchLayer(path string, parentLayerPaths []string) error {
|
||
|
|
title := "hcsshim::CreateScratchLayer "
|
||
|
|
logrus.Debugf(title+"path %s", path)
|
||
|
|
|
||
|
|
// Generate layer descriptors
|
||
|
|
layers, err := layerPathsToDescriptors(parentLayerPaths)
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
err = createSandboxLayer(&stdDriverInfo, path, 0, layers)
|
||
|
|
if err != nil {
|
||
|
|
err = hcserror.Errorf(err, title, "path=%s", path)
|
||
|
|
logrus.Error(err)
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
logrus.Debugf(title+"- succeeded path=%s", path)
|
||
|
|
return nil
|
||
|
|
}
|