Method Stat

daemon/containerfs_linux.go:275–301

Stat returns the metadata for path, relative to the current working directory of vw inside the container filesystem view.

(ctx context.Context, path string)

// Stat returns the metadata for path, relative to the current working directory
// of vw inside the container filesystem view.
func (vw *containerFSView) Stat(ctx context.Context, path string) (*containertypes.PathStat, error) {
	var stat *containertypes.PathStat
	err := vw.RunInFS(ctx, func() error {
		lstat, err := os.Lstat(path)
		if err != nil {
			return err
		}
		var target string
		if lstat.Mode()&os.ModeSymlink != 0 {
			// Fully evaluate symlinks along path to the ultimate
			// target, or as much as possible with broken links.
			target, err = symlink.FollowSymlinkInScope(path, "/")
			if err != nil {
				return err
			}
		}
		stat = &containertypes.PathStat{
			Name:       filepath.Base(path),
			Size:       lstat.Size(),
			Mode:       lstat.Mode(),
			Mtime:      lstat.ModTime(),
			LinkTarget: target,
		}
		return nil
	})
	return stat, err
}

// createIfNotExists creates a file or a directory only if it does not already exist.
// The path is scoped to root using [os.Root] to prevent symlink escape attacks.