diff options
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/preparelayer.go')
| -rw-r--r-- | vendor/github.com/Microsoft/hcsshim/preparelayer.go | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/preparelayer.go b/vendor/github.com/Microsoft/hcsshim/preparelayer.go deleted file mode 100644 index 5c5b61841..000000000 --- a/vendor/github.com/Microsoft/hcsshim/preparelayer.go +++ /dev/null @@ -1,46 +0,0 @@ -package hcsshim - -import ( - "sync" - - "github.com/sirupsen/logrus" -) - -var prepareLayerLock sync.Mutex - -// PrepareLayer finds a mounted read-write layer matching layerId and enables the -// the filesystem filter for use on that layer. This requires the paths to all -// parent layers, and is necessary in order to view or interact with the layer -// as an actual filesystem (reading and writing files, creating directories, etc). -// Disabling the filter must be done via UnprepareLayer. -func PrepareLayer(info DriverInfo, layerId string, parentLayerPaths []string) error { - title := "hcsshim::PrepareLayer " - logrus.Debugf(title+"flavour %d layerId %s", info.Flavour, layerId) - - // Generate layer descriptors - layers, err := layerPathsToDescriptors(parentLayerPaths) - if err != nil { - return err - } - - // Convert info to API calling convention - infop, err := convertDriverInfo(info) - if err != nil { - logrus.Error(err) - return err - } - - // This lock is a temporary workaround for a Windows bug. Only allowing one - // call to prepareLayer at a time vastly reduces the chance of a timeout. - prepareLayerLock.Lock() - defer prepareLayerLock.Unlock() - err = prepareLayer(&infop, layerId, layers) - if err != nil { - err = makeErrorf(err, title, "layerId=%s flavour=%d", layerId, info.Flavour) - logrus.Error(err) - return err - } - - logrus.Debugf(title+"succeeded flavour=%d layerId=%s", info.Flavour, layerId) - return nil -} |