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33 lines
891 B
Go
33 lines
891 B
Go
6 years ago
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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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// ActivateLayer will find the layer with the given id and mount it's filesystem.
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// For a read/write layer, the mounted filesystem will appear as a volume on the
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// host, while a read-only layer is generally expected to be a no-op.
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// An activated layer must later be deactivated via DeactivateLayer.
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func ActivateLayer(path string) (err error) {
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title := "hcsshim::ActivateLayer"
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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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err = activateLayer(&stdDriverInfo, path)
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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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