def _create_credential()

in alibabacloud_credentials/providers.py [0:0]

• 23 lines of code
• 6 McCabe index (conditional complexity)

    def _create_credential(self, url=None):
        tea_request = ph.get_new_request()
        tea_request.headers['host'] = url if url else self.__metadata_service_host
        metadata_token = self._get_metadata_token(url)
        if metadata_token is not None:
            tea_request.headers['X-aliyun-ecs-metadata-token'] = metadata_token
        if not url:
            tea_request.pathname = self.__url_in_ecs_metadata + self.role_name
        # request
        response = TeaCore.do_action(tea_request)

        if response.status_code != 200:
            raise CredentialException(self.__ecs_metadata_fetch_error_msg + " HttpCode=" + str(response.status_code))

        dic = json.loads(response.body.decode('utf-8'))
        content_code = dic.get('Code')
        content_access_key_id = dic.get('AccessKeyId')
        content_access_key_secret = dic.get('AccessKeySecret')
        content_security_token = dic.get('SecurityToken')
        content_expiration = dic.get('Expiration')

        if content_code != "Success":
            raise CredentialException(self.__ecs_metadata_fetch_error_msg)

        # 先转换为时间数组
        time_array = time.strptime(content_expiration, "%Y-%m-%dT%H:%M:%SZ")
        # 转换为时间戳
        time_stamp = calendar.timegm(time_array)
        return credentials.EcsRamRoleCredential(content_access_key_id, content_access_key_secret,
                                                content_security_token, time_stamp, self)