certificate_authorization.py 文件源码

def sign_data(self, data: bytes) -> bytes:
        """
        CA ???? DATA ??
        :param data: ?? ?? ??
        :return: ??
        """
        if isinstance(self.__ca_pri, ec.EllipticCurvePrivateKeyWithSerialization):
            signer = self.__ca_pri.signer(ec.ECDSA(hashes.SHA256()))
            signer.update(data)
            return signer.finalize()
        elif isinstance(self.__ca_pri, rsa.RSAPrivateKeyWithSerialization):
            return self.__ca_pri.sign(
                data,
                padding.PKCS1v15(),
                hashes.SHA256()
            )
        else:
            logging.debug("Unknown PrivateKey Type : %s", type(self.__ca_pri))
            return None