support.py 文件源码

def update_limit_value(limit_type):
    service, limit_name = limit_type.split(NAME_SEPARATOR)
    checker = get_aws_limit_checker()
    limits = checker.get_limits(use_ta=settings.PREMIUM_ACCOUNT)
    default_limit = limits[service][limit_name].default_limit

    dynamodb = get_boto_resource('dynamodb')
    tickets_table = get_tickets_table()

    tickets = tickets_table.scan(
        FilterExpression=Attr('limit_type').eq(limit_type)
    )['Items']
    if tickets:
        max_value = max(ticket['limit_value'] for ticket in tickets)
    else:
        max_value = 0

    max_value = max([max_value, default_limit])
    update_dynamodb_limit_value(limit_type, max_value)