Merge pull request #1512 from giuseppe/mount-program-disable-check

overlay: allow unknown backing fs with mountProgram
containers · Feb 22, 2023 · 0697414 · 0697414
2 parents cfffdac + b9f1697
commit 0697414
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/drivers/overlay/overlay.go b/drivers/overlay/overlay.go
@@ -315,7 +315,10 @@ func Init(home string, options graphdriver.Options) (graphdriver.Driver, error)
  }
  fsName, ok := graphdriver.FsNames[fsMagic]
  if !ok {
- return nil, fmt.Errorf("filesystem type %#x reported for %s is not supported with 'overlay': %w", fsMagic, filepath.Dir(home), graphdriver.ErrIncompatibleFS)
+ if opts.mountProgram == "" {
+ return nil, fmt.Errorf("filesystem type %#x reported for %s is not supported with 'overlay': %w", fsMagic, filepath.Dir(home), graphdriver.ErrIncompatibleFS)
+ }
+ fsName = "<unknown>"
  }
  backingFs = fsName