Django REST 프레임워크의 인증 권한 프로세스 소스 분석

django  url          as_view  ，    rest_framework/views.py  dispatch  ，       request     ，      view           ：

urlpatterns = [
    url(
        r"^test/?", testView.as_view(),
    )]

 testView   APIView View :

 class TestView(APIView):
    authentication_classes = (

        BasicAuthentication,
        SessionAuthentication,
        TokenAuthentication,

    )
    permission_classes = (

        IsAuthenticated,
    )

    def get(self,request):
        pass

   get     as_view  dispatch  ，dispatch  request.Method  
   get   ，url->    

      dispatch   
            self.as_view()
                ||
                vv
def dispatch(request,*args,**kwargs):
                ||
                VV
    self.initial(request,*args,**kwargs):
                ||
                VV

    self.perform_authentication
    self.check_permissions
    self.check_throttles

      :
perform_authentication(request)
    request.user

request.user     @property  
    self._authenticate()  
_authenticate(self)         authenticator.authenticate(self)

self.authenticators    ？         authentication_classes   ，   view        rest_framework/views.py APIView     。



 BasicAuthentication     authenticate  ，        ，    request.user，  request.user            user  ，       
     user            api   


user = authenticate(**credentials)
    ||
    vv
 user = backend.authenticate(**credentials)

  authenticate django authenticate  :
    ||
    vv
           ，    ！！！

    self.check_permissions(self,request):
       ，     self.permission_denied，        dispatch
      ，       response。


        ，       API ，        ？
cookie session