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package umask
import (
"fmt"
"os"
"path/filepath"
"github.com/containers/storage/pkg/fileutils"
)
// MkdirAllIgnoreUmask creates a directory by ignoring the currently set umask.
func MkdirAllIgnoreUmask(dir string, mode os.FileMode) error {
parent := dir
dirs := []string{}
// Find all parent directories which would have been created by MkdirAll
for {
if err := fileutils.Exists(parent); err == nil {
break
} else if !os.IsNotExist(err) {
return fmt.Errorf("cannot stat %s: %w", dir, err)
}
dirs = append(dirs, parent)
newParent := filepath.Dir(parent)
// Only possible if the root paths are not existing, which would be odd
if parent == newParent {
break
}
parent = newParent
}
if err := os.MkdirAll(dir, mode); err != nil {
return fmt.Errorf("create directory %s: %w", dir, err)
}
for _, d := range dirs {
if err := os.Chmod(d, mode); err != nil {
return fmt.Errorf("chmod directory %s: %w", d, err)
}
}
return nil
}
// WriteFileIgnoreUmask write the provided data to the path by ignoring the
// currently set umask.
func WriteFileIgnoreUmask(path string, data []byte, mode os.FileMode) error {
if err := os.WriteFile(path, data, mode); err != nil {
return fmt.Errorf("write file: %w", err)
}
if err := os.Chmod(path, mode); err != nil {
return fmt.Errorf("chmod file: %w", err)
}
return nil
}
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