add in SSO for #1421

InvenTree/InvenTree/settings.py

@@ -249,6 +249,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'django.contrib.sites',
 
     # InvenTree apps
     'build.apps.BuildConfig',
@@ -279,6 +280,10 @@ INSTALLED_APPS = [
     'error_report',                         # Error reporting in the admin interface
     'django_q',
     'formtools',                            # Form wizard tools
+
+    'allauth',                              # Base app for SSO
+    'allauth.account',                      # Extend user with accounts
+    'allauth.socialaccount',                # Use 'social' providers
 ]
 
 MIDDLEWARE = CONFIG.get('middleware', [
@@ -298,7 +303,8 @@ MIDDLEWARE = CONFIG.get('middleware', [
 MIDDLEWARE.append('error_report.middleware.ExceptionProcessor')
 
 AUTHENTICATION_BACKENDS = CONFIG.get('authentication_backends', [
-    'django.contrib.auth.backends.ModelBackend'
+    'django.contrib.auth.backends.ModelBackend',
+    'allauth.account.auth_backends.AuthenticationBackend',      # SSO login via external providers
 ])
 
 # If the debug toolbar is enabled, add the modules
@@ -646,3 +652,5 @@ MESSAGE_TAGS = {
     messages.ERROR: 'alert alert-block alert-danger',
     messages.INFO: 'alert alert-block alert-info',
 }
+
+SITE_ID = 1

InvenTree/InvenTree/urls.py

@@ -165,6 +165,7 @@ urlpatterns = [
     url(r'^api-doc/', include_docs_urls(title='InvenTree API')),
 
     url(r'^markdownx/', include('markdownx.urls')),
+    url(r'^accounts/', include('allauth.urls')),        # SSO
 ]
 
 # Server running in "DEBUG" mode?

requirements.txt

@@ -34,5 +34,6 @@ python-barcode[images]==0.13.1  # Barcode generator
 qrcode[pil]==6.1                # QR code generator
 django-q==1.3.4                 # Background task scheduling
 django-formtools==2.3           # Form wizard tools
+django-allauth==0.45.0          # SSO for external providers via OpenID
 
 inventree                       # Install the latest version of the InvenTree API python library