Django Rest Framework(认证、权限、限制访问频率)

a. 用户url传入的token认证

from django.conf.urls import url, include
from web.viewsimport TestView

urlpatterns = [
    url(r'^test/', TestView.as_view()),
]

urls.py

#!/usr/bin/env python
# -*- coding:utf-8 -*-
from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework.authentication import BaseAuthentication
from rest_framework.permissions import BasePermission

from rest_framework.request import Request
from rest_framework import exceptions

token_list = [
    'sfsfss123kuf3j123',
    'asijnfowerkkf9812',
]


class TestAuthentication(BaseAuthentication):
    def authenticate(self, request):
        """
        用户认证，如果验证成功后返回元组： (用户,用户Token)
        :param request: 
        :return: 
            None,表示跳过该验证；
                如果跳过了所有认证，默认用户和Token和使用配置文件进行设置
                self._authenticator = None
                if api_settings.UNAUTHENTICATED_USER:
                    self.user = api_settings.UNAUTHENTICATED_USER() # 默认值为：匿名用户
                else:
                    self.user = None
        
                if api_settings.UNAUTHENTICATED_TOKEN:
                    self.auth = api_settings.UNAUTHENTICATED_TOKEN()# 默认值为：None
                else:
                    self.auth = None
            (user,token)表示验证通过并设置用户名和Token；
            AuthenticationFailed异常
        """
        val = request.query_params.get('token')
        if val not in token_list:
            raise exceptions.AuthenticationFailed("用户认证失败")

        return ('登录用户', '用户token')

    def authenticate_header(self, request):
        """
        Return a string to be used as the value of the `WWW-Authenticate`
        header in a `401 Unauthenticated` response, or `None` if the
        authentication scheme should return `403 Permission Denied` responses.
        """
         # 验证失败时，返回的响应头WWW-Authenticate对应的值
        pass




class TestView(APIView):
    # 认证的动作是由request.user触发
    authentication_classes = [TestAuthentication, ]

    # 权限
    # 循环执行所有的权限
    permission_classes = [TestPermission, ]

    def get(self, request, *args, **kwargs):
        # self.dispatch
        print(request.user)
        print(request.auth)
        return Response('GET请求，响应内容')

    def post(self, request, *args, **kwargs):
        return Response('POST请求，响应内容')

    def put(self, request, *args, **kwargs):
        return Response('PUT请求，响应内容')

views.py

views.py