From 3aebdc0cd06c58c471f8a44ad9caa82a8d787436 Mon Sep 17 00:00:00 2001
From: Correl Roush <correl@gmail.com>
Date: Wed, 8 Dec 2010 16:16:35 -0500
Subject: [PATCH] Added a PAM authentication backend

---
 dashboard/auth.py | 21 +++++++++++++++++++++
 settings.py       |  5 +++++
 2 files changed, 26 insertions(+)
 create mode 100644 dashboard/auth.py

diff --git a/dashboard/auth.py b/dashboard/auth.py
new file mode 100644
index 0000000..c45e809
--- /dev/null
+++ b/dashboard/auth.py
@@ -0,0 +1,21 @@
+import pam
+from django.contrib.auth.models import User, Group
+
+class PAMBackend:
+    def authenticate(self, username=None, password=None):
+        if pam.authenticate(username, password, service='login'):
+            try:
+                return User.objects.get(username=username)
+            except User.DoesNotExist:
+                # Create new django user
+                user = User(username=username)
+                user.set_password(password)
+                user.save()
+                user.groups.add(Group.objects.get(name='Users'))
+                return user
+        return None
+    def get_user(self, user_id):
+        try:
+            return User.objects.get(pk=user_id)
+        except User.DoesNotExist:
+            return None
diff --git a/settings.py b/settings.py
index 391d730..95ef36a 100755
--- a/settings.py
+++ b/settings.py
@@ -78,6 +78,11 @@ MIDDLEWARE_CLASSES = (
 ROOT_URLCONF = 'codereview.urls'
 LOGIN_URL = '/dashboard/login/'
 
+AUTHENTICATION_BACKENDS = (
+    'django.contrib.auth.backends.ModelBackend',
+    'codereview.dashboard.auth.PAMBackend',
+)
+
 TEMPLATE_DIRS = (
     # Put strings here, like "/home/html/django_templates" or "C:/www/django/templates".
     # Always use forward slashes, even on Windows.