docs: def read_crl(crl):
      '''
      Returns a dict containing details of a certificate revocation list.
      Input can be a PEM string or file path.
  
      :depends:   - OpenSSL command line tool
  
      csl:
          A path or PEM encoded string containing the CSL to read.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' x509.read_crl /etc/pki/mycrl.crl
      '''
      text = _text_or_file(crl)
      text = get_pem_entry(text, pem_type='X509 CRL')
  
      crltempfile = tempfile.NamedTemporaryFile()
      crltempfile.write(salt.utils.stringutils.to_str(text))
      crltempfile.flush()
      crlparsed = _parse_openssl_crl(crltempfile.name)
      crltempfile.close()
  
      return crlparsed