Refact: get database_url settings

docker-compose.yml

@@ -19,14 +19,10 @@ services:
     command: make
 
     environment:
-      APP_ENV: dev
-
-      DB_HOST: database
-      DB_NAME: db
-      DB_USER: user
-      DB_PASS: secret
-
-      JWT_SECRET: DevSecret
+
+      - DATABASE_URL=postgres://user:secret@database:5432/db
+
+      - JWT_SECRET=DevSecret
 
   database:
     image: postgres:10-alpine

featuren/settings.py

@@ -1,34 +1,22 @@
+import os
 import sys
 import logging
 
 from orator import Model
 from orator import DatabaseManager
+from py_database_url import orator
 
-from decouple import config
-
-DB_HOST = config("DB_HOST")
-DB_NAME = config("DB_NAME")
-DB_USER = config("DB_USER")
-DB_PASS = config("DB_PASS")
-
-jwt_settings = {"secret": config("JWT_SECRET"), "exp": 120, "algorithm": "HS256"}
+database_settings = orator()
 
+db = DatabaseManager(database_settings)
+Model.set_connection_resolver(db)
 
-DATABASES = {
-    "postgres": {
-        "driver": "postgres",
-        "host": DB_HOST,
-        "database": DB_NAME,
-        "user": DB_USER,
-        "password": DB_PASS,
-        "prefix": "",
-    }
+jwt_settings = {
+    "secret": os.environ.get("JWT_SECRET"),
+    "exp": 120,
+    "algorithm": "HS256",
 }
 
-
-db = DatabaseManager(DATABASES)
-Model.set_connection_resolver(db)
-
 # Logs
 
 formatter = "%(asctime)s - %(module)s - %(name)s - %(levelname)s - %(message)s"

requirements.txt

@@ -10,3 +10,4 @@ python-decouple==3.1.0
 PyJWT==1.6.4
 passlib==1.7.1
 mkdocs-material==3.0.4
+py_database_url==0.0.4