def _get_raw_key(self, key_id): if key_id in self.config.valid_key_ids: return WrappingKey( wrapping_algorithm=WrappingAlgorithm. AES_256_GCM_IV12_TAG16_NO_PADDING, wrapping_key=_EDK_MAP[key_id]["wrapping_key"], wrapping_key_type=EncryptionKeyType.SYMMETRIC, ) raise InvalidKeyIdError("Unknown key id")
def _new_master_key(self, key_id): """Returns self as master key instance. :param bytes key_id: ID of key to return :returns: self :raises InvalidKeyIdError: if key_id is not ID for self """ if key_id != self.key_id: raise InvalidKeyIdError( "MasterKeys can only provide themselves. Requested {requested} but only {key} is available" .format(requested=key_id, key=self.key_id)) return self
def _get_raw_key(self, key_id): """""" try: algorithm, key_bits, padding_algorithm, padding_hash = key_id.upper( ).split('.', 3) key_bits = int(key_bits) key_type = _KEY_TYPES_MAP[algorithm] wrapping_algorithm = _WRAPPING_ALGORITHM_MAP[algorithm][key_bits][ padding_algorithm][padding_hash] static_key = _STATIC_KEYS[algorithm][key_bits] return WrappingKey(wrapping_algorithm=wrapping_algorithm, wrapping_key=static_key, wrapping_key_type=key_type) except KeyError: _LOGGER.exception('Unknown Key ID: {}'.format(key_id)) raise InvalidKeyIdError('Unknown Key ID: {}'.format(key_id))