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
ALLorUNSAFE(which includesPOST,PUT,DELETEandPATCH).block – False Whether to block the request instead of annotating.
