Secret key multi-worker generating bugfix, volume instead of dir in mariadb, upd deps

app/common.py

@@ -7,26 +7,47 @@ from pydantic import BaseSettings
 
 # Directories
 file_dir = Path(__file__).parent
-templates_dir = str(
-    file_dir.parent / 'templates'
-)
-static_dir = str(
-    file_dir.parent / 'static'
-)
+templates_dir = str(file_dir.parent / 'templates')
+static_dir = str(file_dir.parent / 'static')
 
 
 # Main configuration
 class Settings(BaseSettings):
     debug: bool = False
-    secret_key: str = secrets.token_hex(32)
+    secret_key: str = 'secret'
     app_host: str = '127.0.0.1'
     app_port: int = 8000
 
 
+# Instantiate Settings class
 settings = Settings()
 
-
 # Jinja templates handler
 templates = Jinja2Templates(
     directory=templates_dir,
 )
+
+
+def secret_key_check() -> None:
+    """Generates a secret key automatically
+    if the env var `secret_key` is not set
+    or contains text `secret`"""
+
+    if settings.secret_key == 'secret':
+
+        key_file = Path('/tmp/secret_key')
+
+        if key_file.exists():
+            with key_file.open('rt') as f:
+                secret_key = f.read()
+
+        else:
+            secret_key = secrets.token_hex(32)
+            with key_file.open('wt') as f:
+                f.write(secret_key)
+
+        settings.secret_key = secret_key
+
+
+# Call the function
+secret_key_check()