/Python/Django/Django jwt custom authentication

Django jwt custom authentication

How to load user from jwt token request django

from django.conf import settings
from rest_framework import authentication
from rest_framework import exceptions
from rest_framework.authentication import get_authorization_header
import CustomUser # just import your model here
import jwt

class JWTAuthentication(authentication.BaseAuthentication):
    def authenticate(self, request): # it will return user object
        try:
            token = get_authorization_header(request).decode('utf-8')
            if token is None or token == "null" or token.strip() == "":
                raise exceptions.AuthenticationFailed('Authorization Header or Token is missing on Request Headers')
            print(token)
            decoded = jwt.decode(token, settings.SECRET_KEY)
            username = decoded['username']
            user_obj = CustomUser.objects.get(username=username)
        except jwt.ExpiredSignature :
            raise exceptions.AuthenticationFailed('Token Expired, Please Login')
        except jwt.DecodeError :
            raise exceptions.AuthenticationFailed('Token Modified by thirdparty')
        except jwt.InvalidTokenError:
            raise exceptions.AuthenticationFailed('Invalid Token')
        except Exception as e:
            raise exceptions.AuthenticationFailed(e)
        return (user_obj, None)

    def get_user(self, userid):
        try:
            return CustomUser.objects.get(pk=userid)
        except Exception as e:
            return None

Source: stackoverflow.com

Similar codes

0 vote226 views1 answer
Djangodebug toolbar not showing
Python Django
0 vote223 views1 answer
Django rest framework encrypt passwors
Python Django
0 vote232 views1 answer
Django customize the user model
Python Django
-2 votes256 views4 answers
Django form datepicker
Python Django
0 vote225 views1 answer
Django post request 403 forbidden
Python Django
4 votes314 views4 answers
How to change django admin text
Python Django
1 vote225 views1 answer
Sum values in django models
Python Django
1 vote274 views2 answers
How to access cookies in django
Python Django
1 vote243 views1 answer
Check if queryset is empty django template
Python Django
0 vote236 views2 answers
The module in NAME could not be imported: django.contrhtmlib.auth.password_validation.UserAttributeSimilarityValidator. Check your AUTH_PASSWORD_VALIDATORS setting.
Python Django