INNER CODE UNIT · Go

writeTarball

offen/docker-volume-backup · cmd/backup/archive.go:125

func writeTarball(path string, tarWriter *tar.Writer, prefix string) (returnErr error) {
	fileInfo, err := os.Lstat(path)
	if err != nil {
		returnErr = errwrap.Wrap(err, fmt.Sprintf("error getting file info for %s", path))
		return
	}

	if fileInfo.Mode()&os.ModeSocket == os.ModeSocket {
		return nil
	}

	var link string
	if fileInfo.Mode()&os.ModeSymlink == os.ModeSymlink {
		var err error
		if link, err = os.Readlink(path); err != nil {
			returnErr = errwrap.Wrap(err, fmt.Sprintf("error resolving symlink %s", path))
			return
		}

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