Django 插件实现请求次数限制

为了防止用户恶意访问接口(爬虫), 可以对一定时间内请求次数做限制. 若超出限制次数, 则返回错误页面

此处使用的插件为django-ratelimit, 它可以通过ip限制,也可以通过访问次数限制. 使用很灵活

安装

pip install django-ratelimit

官方文档

http://django-ratelimit.readthedocs.io/en/v1.0.0/

使用案例

from ratelimit.decorators import ratelimit


@ratelimit(group=None, key=, rate=None, method=ALL, block=False)
def myview(request):
    pass

大致用法: (翻译不通)
| Parameters: |

• group – None A group of rate limits to count together. Defaults to the dotted name of the view.

• key – What key to use, see Keys.

• rate –
  请求次数限制, 5/m为5次每分钟, 单位可以是秒, 分, 时, 日
  ‘5/m’ The number of requests per unit time allowed. Valid units are:

  • s - seconds
  • m - minutes
  • h - hours
  • d - days

  Also accepts callables. See Rates.

• method – ALL Which HTTP method(s) to rate-limit. May be a string, a list/tuple of strings, or the special values for ALL or UNSAFE (which includes POST, PUT, DELETE and PATCH).

• block – False Whether to block the request instead of annotating.