django中cookie做登录认证

... ...
    # request.COOKIES
    # request.COOKIES['username111']
    request.COOKIES.get('username111')

    response = render(request,'index.html')
    response = redirect('/index/')
    # 设置cookie，关闭浏览器失效
    response.set_cookie('key',"value")

    # 设置cookie, N秒只有失效
    response.set_cookie('username111',"value",max_age=10)

    # 设置cookie, 截止时间失效
    import datetime
    current_date = datetime.datetime.utcnow()
    current_date = current_date + datetime.timedelta(seconds=5)
    response.set_cookie('username111',"value",expires=current_date)
    response.set_cookie('username111',"value",max_age=10)
    return response

    obj = HttpResponse('s')
    # 加盐
    obj.set_signed_cookie('username',"kangbazi",salt="asdfasdf")
    request.get_signed_cookie('username',salt="asdfasdf")
    #return obj
... ...

---

例如
urls.py

from django.conf.urls import url
from django.contrib import admin
from app01 import views
urlpatterns = [
    url(r'^admin/', admin.site.urls),
    url(r'^index/', views.index, name='index'),
    url(r'^login/$', views.login, name='login'),
    url(r'^logout/$', views.logout, name='logout'),
]

views.py

user_info = {
    'dachengzi': {'pwd': "123123"},
    'kanbazi': {'pwd': "kkkkkkk"},
}

def logout(request):
    res = redirect('/login/')
    res.delete_cookie('username111')
    return res

def login(request):
    if request.method == "GET":
        return render(request,'login.html')
    if request.method == "POST":
        u = request.POST.get('username')
        p = request.POST.get('pwd')
        dic = user_info.get(u)
        if not dic:
            return render(request,'login.html')
        if dic['pwd'] == p:
            res = redirect('/index/')
            # res.set_cookie('username111',u,max_age=10)
            # import datetime
            # current_date = datetime.datetime.utcnow()
            # current_date = current_date + datetime.timedelta(seconds=5)
            # res.set_cookie('username111',u,expires=current_date)
            res.set_cookie('username111',u)
            res.set_cookie('user_type',"asdfjalskdjf",httponly=True)
            return res
        else:
            return render(request,'login.html')

def auth(func):
    def inner(reqeust,*args,**kwargs):
        v = reqeust.COOKIES.get('username111')
        if not v:
            return redirect('/login/')
        return func(reqeust, *args,**kwargs)
    return inner

@auth
def index(reqeust):
    # 获取当前已经登录的用户
    v = reqeust.COOKIES.get('username111')
    return render(reqeust,'index.html',{'current_user': v})


#######################CBV####################
from django import views
from django.utils.decorators import method_decorator

@method_decorator(auth,name='dispatch')
class Order(views.View):

    # @method_decorator(auth)
    # def dispatch(self, request, *args, **kwargs):
    #     return super(Order,self).dispatch(request, *args, **kwargs)

    # @method_decorator(auth)
    def get(self,reqeust):
        v = reqeust.COOKIES.get('username111')
        return render(reqeust,'index.html',{'current_user': v})

    def post(self,reqeust):
        v = reqeust.COOKIES.get('username111')
        return render(reqeust,'index.html',{'current_user': v})

template-login.html

template-index.html

    
    


welcome {{ current_user }}
 注销