1 files changed, 0 insertions, 69 deletions
diff --git a/vendor/github.com/containers/buildah/pkg/overlay/overlay.go b/vendor/github.com/containers/buildah/pkg/overlay/overlay.go
index 81810d28d..e416ecd78 100644
--- a/vendor/github.com/containers/buildah/pkg/overlay/overlay.go
+++ b/vendor/github.com/containers/buildah/pkg/overlay/overlay.go
@@ -6,7 +6,6 @@ import (
 	"os/exec"
 	"path/filepath"
 	"strings"
-	"syscall"
 
 	"errors"
 
@@ -146,74 +145,6 @@ func mountWithMountProgram(mountProgram, overlayOptions, mergeDir string) error
 	return nil
 }
 
-// MountWithOptions creates a subdir of the contentDir based on the source directory
-// from the source system.  It then mounts up the source directory on to the
-// generated mount point and returns the mount point to the caller.
-// But allows api to set custom workdir, upperdir and other overlay options
-// Following API is being used by podman at the moment
-func MountWithOptions(contentDir, source, dest string, opts *Options) (mount specs.Mount, Err error) {
-	mergeDir := filepath.Join(contentDir, "merge")
-
-	// Create overlay mount options for rw/ro.
-	var overlayOptions string
-	if opts.ReadOnly {
-		// Read-only overlay mounts require two lower layer.
-		lowerTwo := filepath.Join(contentDir, "lower")
-		if err := os.Mkdir(lowerTwo, 0755); err != nil {
-			return mount, err
-		}
-		overlayOptions = fmt.Sprintf("lowerdir=%s:%s,private", escapeColon(source), lowerTwo)
-	} else {
-		// Read-write overlay mounts want a lower, upper and a work layer.
-		workDir := filepath.Join(contentDir, "work")
-		upperDir := filepath.Join(contentDir, "upper")
-
-		if opts.WorkDirOptionFragment != "" && opts.UpperDirOptionFragment != "" {
-			workDir = opts.WorkDirOptionFragment
-			upperDir = opts.UpperDirOptionFragment
-		}
-
-		st, err := os.Stat(source)
-		if err != nil {
-			return mount, err
-		}
-		if err := os.Chmod(upperDir, st.Mode()); err != nil {
-			return mount, err
-		}
-		if stat, ok := st.Sys().(*syscall.Stat_t); ok {
-			if err := os.Chown(upperDir, int(stat.Uid), int(stat.Gid)); err != nil {
-				return mount, err
-			}
-		}
-		overlayOptions = fmt.Sprintf("lowerdir=%s,upperdir=%s,workdir=%s,private", escapeColon(source), upperDir, workDir)
-	}
-
-	mountProgram := findMountProgram(opts.GraphOpts)
-	if mountProgram != "" {
-		if err := mountWithMountProgram(mountProgram, overlayOptions, mergeDir); err != nil {
-			return mount, err
-		}
-
-		mount.Source = mergeDir
-		mount.Destination = dest
-		mount.Type = "bind"
-		mount.Options = []string{"bind", "slave"}
-		return mount, nil
-	}
-
-	if unshare.IsRootless() {
-		/* If a mount_program is not specified, fallback to try mounting native overlay.  */
-		overlayOptions = fmt.Sprintf("%s,userxattr", overlayOptions)
-	}
-
-	mount.Source = mergeDir
-	mount.Destination = dest
-	mount.Type = "overlay"
-	mount.Options = strings.Split(overlayOptions, ",")
-
-	return mount, nil
-}
-
 // Convert ":" to "\:", the path which will be overlay mounted need to be escaped
 func escapeColon(source string) string {
 	return strings.ReplaceAll(source, ":", "\\:")