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package zfs
import (
"fmt"
graphdriver "github.com/containers/storage/drivers"
"github.com/sirupsen/logrus"
"golang.org/x/sys/unix"
)
func checkRootdirFs(rootDir string) error {
fsMagic, err := graphdriver.GetFSMagic(rootDir)
if err != nil {
return err
}
backingFS := "unknown"
if fsName, ok := graphdriver.FsNames[fsMagic]; ok {
backingFS = fsName
}
if fsMagic != graphdriver.FsMagicZfs {
logrus.WithField("root", rootDir).WithField("backingFS", backingFS).WithField("storage-driver", "zfs").Error("No zfs dataset found for root")
return fmt.Errorf("no zfs dataset found for rootdir '%s': %w", rootDir, graphdriver.ErrPrerequisites)
}
return nil
}
func getMountpoint(id string) string {
return id
}
func detachUnmount(mountpoint string) error {
return unix.Unmount(mountpoint, unix.MNT_DETACH)
}
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