Fix database routers (#125)

* temp disable db routers

* uncomment databse router

Author: thepsalmist

sensorsafrica/router.py

@@ -3,7 +3,7 @@
 from django.conf import settings
 
 class ReplicaRouter:
-    read_replicas = settings.READ_DATABASE_URLS
+    read_replicas = list(settings.DATABASES.keys())
 
     def db_for_read(self, model, **hints):
         return random.choice(self.read_replicas)

sensorsafrica/settings.py

@@ -113,12 +113,12 @@
 
 DATABASES = {"default": dj_database_url.parse(DATABASE_URL), }
 
-# READ_DATABASE_URLS = os.getenv("SENSORSAFRICA_READ_DATABASE_URLS", DATABASE_URL).split(",")
+READ_DATABASE_URLS = os.getenv("SENSORSAFRICA_READ_DATABASE_URLS", DATABASE_URL).split(",")
 
-# for index, read_database_url in enumerate(READ_DATABASE_URLS,start=1):
-#     DATABASES[f"read_replica_{index}"] = dj_database_url.parse(read_database_url)
+for index, read_database_url in enumerate(READ_DATABASE_URLS,start=1):
+    DATABASES[f"read_replica_{index}"] = dj_database_url.parse(read_database_url)
 
-# DATABASE_ROUTERS = ["sensorsafrica.router.ReplicaRouter", ]
+DATABASE_ROUTERS = ["sensorsafrica.router.ReplicaRouter", ]
 
 # Password validation
 # https://docs.djangoproject.com/en/1.10/ref/settings/#auth-password-validators