build(deps): bump github.com/containers/storage from 1.13.5 to 1.14.0

Bumps [github.com/containers/storage](https://github.com/containers/storage) from 1.13.5 to 1.14.0.
- [Release notes](https://github.com/containers/storage/releases)
- [Changelog](https://github.com/containers/storage/blob/master/docs/containers-storage-changes.md)
- [Commits](https://github.com/containers/storage/compare/v1.13.5...v1.14.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>

vendor/github.com/containers/storage/drivers/copy/copy_linux.go

@@ -155,7 +155,7 @@ func DirCopy(srcDir, dstDir string, copyMode Mode, copyXattrs bool) error {
 
 		switch mode := f.Mode(); {
 		case mode.IsRegular():
-			id := fileID{dev: stat.Dev, ino: stat.Ino}
+			id := fileID{dev: uint64(stat.Dev), ino: stat.Ino}
 			if copyMode == Hardlink {
 				isHardlink = true
 				if err2 := os.Link(srcPath, dstPath); err2 != nil {

vendor/github.com/containers/storage/drivers/driver_linux.go

@@ -48,6 +48,8 @@ const (
 	FsMagicZfs = FsMagic(0x2fc12fc1)
 	// FsMagicOverlay filesystem id for overlay
 	FsMagicOverlay = FsMagic(0x794C7630)
+	// FsMagicFUSE filesystem id for FUSE
+	FsMagicFUSE = FsMagic(0x65735546)
 )
 
 var (

vendor/github.com/containers/storage/drivers/overlay/overlay.go

@@ -231,13 +231,18 @@ func Init(home string, options graphdriver.Options) (graphdriver.Driver, error)
 		}
 	}
 
+	fileSystemType := graphdriver.FsMagicOverlay
+	if opts.mountProgram != "" {
+		fileSystemType = graphdriver.FsMagicFUSE
+	}
+
 	d := &Driver{
 		name:          "overlay",
 		home:          home,
 		runhome:       runhome,
 		uidMaps:       options.UIDMaps,
 		gidMaps:       options.GIDMaps,
-		ctr:           graphdriver.NewRefCounter(graphdriver.NewFsChecker(graphdriver.FsMagicOverlay)),
+		ctr:           graphdriver.NewRefCounter(graphdriver.NewFsChecker(fileSystemType)),
 		supportsDType: supportsDType,
 		usingMetacopy: usingMetacopy,
 		locker:        locker.New(),
@@ -1016,8 +1021,39 @@ func (d *Driver) Put(id string) error {
 	if _, err := ioutil.ReadFile(path.Join(dir, lowerFile)); err != nil && !os.IsNotExist(err) {
 		return err
 	}
-	if err := unix.Unmount(mountpoint, unix.MNT_DETACH); err != nil && !os.IsNotExist(err) {
-		logrus.Debugf("Failed to unmount %s overlay: %s - %v", id, mountpoint, err)
+
+	unmounted := false
+
+	if d.options.mountProgram != "" {
+		// Attempt to unmount the FUSE mount using either fusermount or fusermount3.
+		// If they fail, fallback to unix.Unmount
+		for _, v := range []string{"fusermount3", "fusermount"} {
+			err := exec.Command(v, "-u", mountpoint).Run()
+			if err != nil && !os.IsNotExist(err) {
+				logrus.Debugf("Error unmounting %s with %s - %v", mountpoint, v, err)
+			}
+			if err == nil {
+				unmounted = true
+				break
+			}
+		}
+		// If fusermount|fusermount3 failed to unmount the FUSE file system, make sure all
+		// pending changes are propagated to the file system
+		if !unmounted {
+			fd, err := unix.Open(mountpoint, unix.O_DIRECTORY, 0)
+			if err == nil {
+				if err := unix.Syncfs(fd); err != nil {
+					logrus.Debugf("Error Syncfs(%s) - %v", mountpoint, err)
+				}
+				unix.Close(fd)
+			}
+		}
+	}
+
+	if !unmounted {
+		if err := unix.Unmount(mountpoint, unix.MNT_DETACH); err != nil && !os.IsNotExist(err) {
+			logrus.Debugf("Failed to unmount %s overlay: %s - %v", id, mountpoint, err)
+		}
 	}
 
 	if err := unix.Rmdir(mountpoint); err != nil && !os.IsNotExist(err) {