Begin work on SAML2 Authentication

.gitignore

@@ -1,6 +1,7 @@
 *.pyc
 /netbox/netbox/configuration.py
 /netbox/netbox/ldap_config.py
+/netbox/netbox/saml_config.py
 /netbox/reports/*
 !/netbox/reports/__init__.py
 /netbox/static

netbox/netbox/settings.py

@@ -108,6 +108,27 @@ if LDAP_CONFIGURED:
             "netbox/ldap_config.py to disable LDAP."
         )
 
+# Attempt to import SAML configuration if it has been defined = False
+try:
+    from netbox.saml_config import *
+    SAML_CONFIGURED = True
+except ImportError:
+    SAML_CONFIGURED = False
+
+# SAML configuration (optional)
+if SAML_CONFIGURED:
+    try:
+        import django_saml2_auth
+        # Enable logging for django_auth_ldap
+        saml_logger = logging.getLogger('django_auth_saml')
+        saml_logger.addHandler(logging.StreamHandler())
+        saml_logger.setLevel(logging.DEBUG)
+    except ImportError:
+        raise ImproperlyConfigured(
+            "SAML authentication has been configured, but django_saml2_auth is not installed. You can remove "
+            "netbox/saml_config.py to disable SAML."
+        )
+
 # Database
 configuration.DATABASE.update({'ENGINE': 'django.db.backends.postgresql'})
 DATABASES = {
@@ -175,6 +196,10 @@ INSTALLED_APPS = [
 if WEBHOOKS_ENABLED:
     INSTALLED_APPS.append('django_rq')
 
+# Only load django_saml2_auth if it is configured
+if SAML_CONFIGURED:
+    INSTALLED_APPS.append('django_saml2_auth')
+
 # Middleware
 MIDDLEWARE = (
     'debug_toolbar.middleware.DebugToolbarMiddleware',

netbox/netbox/urls.py

@@ -67,6 +67,12 @@ if settings.WEBHOOKS_ENABLED:
         url(r'^admin/webhook-backend-status/', include('django_rq.urls')),
     ]
 
+if settings.SAML_CONFIGURED:
+    import django_saml2_auth.views
+    _patterns += [
+        url(r'^saml2_auth/', include('django_saml2_auth.urls')),
+    ]
+
 if settings.DEBUG:
     import debug_toolbar
     _patterns += [