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