f7be50364d
Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson) Upstream-commit: 359b7df5d2af5733b8a1ea6746d062053053b23e Component: engine
23 lines
611 B
Go
23 lines
611 B
Go
// +build !exclude_graphdriver_aufs
|
|
|
|
package daemon
|
|
|
|
import (
|
|
"github.com/dotcloud/docker/daemon/graphdriver"
|
|
"github.com/dotcloud/docker/daemon/graphdriver/aufs"
|
|
"github.com/dotcloud/docker/graph"
|
|
"github.com/dotcloud/docker/utils"
|
|
)
|
|
|
|
// Given the graphdriver ad, if it is aufs, then migrate it.
|
|
// If aufs driver is not built, this func is a noop.
|
|
func migrateIfAufs(driver graphdriver.Driver, root string) error {
|
|
if ad, ok := driver.(*aufs.Driver); ok {
|
|
utils.Debugf("Migrating existing containers")
|
|
if err := ad.Migrate(root, graph.SetupInitLayer); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|