Adds module for dynamic ALLOWED_HOSTS

ecommerce/extensions/edly_ecommerce_app/helpers.py

@@ -109,3 +109,44 @@ def user_is_course_creator(request):
 
     decoded_cookie_data = decode_edly_user_info_cookie(edly_user_info_cookie)
     return decoded_cookie_data.get('is_course_creator', False)
+
+
+class AllowedHosts(object):
+    __slots__ = ('defaults', 'sites', 'cache')
+
+    def __init__(self, defaults=None, cache=True):
+        self.defaults = defaults or ()
+        self.sites = None
+        self.cache = cache
+
+    def get_sites(self):
+        if self.cache is True and self.sites is not None:
+            return self.sites + self.defaults
+
+        from django.contrib.sites.models import Site, SITE_CACHE
+        sites = Site.objects.all()
+        self.sites = tuple(site.domain for site in sites)
+
+        # fill Site.objects.get_current()'s cache for the lifetime
+        # of this process. Probably.
+        if self.cache is True:
+            for site_to_cache in sites:
+                if site_to_cache.pk not in SITE_CACHE:
+                    SITE_CACHE[site_to_cache.pk] = site_to_cache
+
+        return self.sites + self.defaults
+
+    def __iter__(self):
+        return iter(self.get_sites())
+
+    def __str__(self):
+        return ', '.join(self.get_sites())
+
+    def __contains__(self, other):
+        return other in self.get_sites()
+
+    def __len__(self):
+        return len(self.get_sites())
+
+    def __add__(self, other):
+        return self.__class__(defaults=self.defaults + other.defaults)

ecommerce/extensions/edly_ecommerce_app/middleware.py

@@ -37,6 +37,7 @@ def process_request(self, request):
                         setattr(settings, config_key, current_value)
                     else:
                         setattr(settings, config_key, config_value)
+
             else:
                 logger.warning('Site configuration for site (%s) has no django settings overrides.', current_site)
 

ecommerce/settings/base.py

@@ -10,6 +10,7 @@
 from oscar import OSCAR_MAIN_TEMPLATE_DIR
 
 from ecommerce.settings._oscar import *
+from ecommerce.extensions.edly_ecommerce_app.helpers import AllowedHosts
 
 # PATH CONFIGURATION
 # Absolute filesystem path to the Django project directory
@@ -377,6 +378,7 @@
     'rest_framework_swagger',
     'django_sites_extensions',
     'corsheaders',
+    'allowedsites',
 ]
 
 # Apps specific to this project go here.

ecommerce/settings/production.py

@@ -8,6 +8,7 @@
 # into your settings, but ImproperlyConfigured is an exception.
 from django.core.exceptions import ImproperlyConfigured
 
+from allowedsites import AllowedSites
 from ecommerce.settings.base import *
 
 # Protocol used for construcing absolute callback URLs
@@ -106,3 +107,11 @@ def get_env_setting(setting):
 
 # Edly configuration
 EDLY_COOKIE_SECRET_KEY = config_from_yaml.get('EDLY_COOKIE_SECRET_KEY', EDLY_COOKIE_SECRET_KEY)
+
+ALLOWED_HOSTS = AllowedSites(defaults=(
+        'panel.edly.io',
+        'panel.backend.edly.io',
+        '.edly.io',
+        'ecommerce.healthcheck.local'
+    )
+)

requirements/base.txt

@@ -122,3 +122,4 @@ unidecode==0.4.21         # via django-oscar
 uritemplate==3.0.0        # via coreapi
 urllib3==1.25.6           # via requests
 zeep==2.1.1
+django-allowedsites==0.1.0