authentication by reverse proxy

realms/modules/auth/proxy/__init__.py

@@ -0,0 +1,5 @@
+from __future__ import absolute_import
+
+from realms.modules.auth.models import Auth
+
+Auth.register('proxy')

realms/modules/auth/proxy/models.py

@@ -0,0 +1,42 @@
+from __future__ import absolute_import
+
+from flask_login import login_user
+
+from realms.modules.auth.models import BaseUser
+
+
+users = {}
+
+
+class User(BaseUser):
+    type = 'proxy'
+
+    def __init__(self, username, email='null@localhost.local', password="dummypassword"):
+        self.id = username
+        self.username = username
+        self.email = email
+        self.password = password
+
+    @property
+    def auth_token_id(self):
+        return self.password
+
+    @staticmethod
+    def load_user(*args, **kwargs):
+        return User.get_by_id(args[0])
+
+    @staticmethod
+    def get_by_id(user_id):
+        return users.get(user_id)
+
+    @staticmethod
+    def login_form():
+        return None
+
+    @staticmethod
+    def do_login(user_id):
+        user = User(user_id)
+        users[user_id] = user
+        login_user(user, remember=True)
+        return True
+