[Update] 修改public key 校验

apps/authentication/backends/pubkey.py

@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+#
+from django.contrib.auth import get_user_model
+
+UserModel = get_user_model()
+
+__all__ = ['PublicKeyAuthBackend']
+
+
+class PublicKeyAuthBackend:
+    def authenticate(self, request, username=None, public_key=None, **kwargs):
+        if not public_key:
+            return None
+        if username is None:
+            username = kwargs.get(UserModel.USERNAME_FIELD)
+        try:
+            user = UserModel._default_manager.get_by_natural_key(username)
+        except UserModel.DoesNotExist:
+            return None
+        else:
+            if user.check_public_key(public_key) and \
+                    self.user_can_authenticate(user):
+                return user
+
+    @staticmethod
+    def user_can_authenticate(user):
+        """
+        Reject users with is_active=False. Custom user models that don't have
+        that attribute are allowed.
+        """
+        is_active = getattr(user, 'is_active', None)
+        return is_active or is_active is None
+
+    def get_user(self, user_id):
+        try:
+            user = UserModel._default_manager.get(pk=user_id)
+        except UserModel.DoesNotExist:
+            return None
+        return user if self.user_can_authenticate(user) else None