first commit

backend/settings.py

@@ -0,0 +1,37 @@
+import os
+from functools import lru_cache
+from typing import List
+
+
+class Settings:
+    """Application settings loaded from environment."""
+
+    def __init__(self) -> None:
+        self.allowed_users: List[str] = self._parse_list(os.getenv("SKD_ALLOWED_USERS", ""))
+        self.auth_secret: str = os.getenv("SKD_AUTH_SECRET", "change-me-secret")
+        self.token_ttl_seconds: int = int(os.getenv("SKD_TOKEN_TTL_SECONDS", "900"))
+        self.auth_allowed_users: List[str] = self._parse_list(os.getenv("SKD_AUTH_ALLOWED_USERS", ""))
+        self.auth_allowed_groups: List[str] = self._parse_list(
+            os.getenv("SKD_AUTH_ALLOWED_GROUPS", "sudo")
+        )
+        self.auth_pam_service: str = os.getenv("SKD_AUTH_PAM_SERVICE", "login")
+        self.default_countdown: int = int(os.getenv("SKD_DEFAULT_COUNTDOWN", "60"))
+        self.default_sound: bool = os.getenv("SKD_DEFAULT_SOUND", "false").lower() == "true"
+        self.notify_timeout: int = int(os.getenv("SKD_NOTIFY_TIMEOUT", "5"))
+        self.dry_run: bool = os.getenv("SKD_DRY_RUN", "false").lower() == "true"
+        # Paths/tools
+        self.notify_send_path: str = os.getenv("SKD_NOTIFY_SEND_PATH", "notify-send")
+        self.sound_player: str = os.getenv("SKD_SOUND_PLAYER", "paplay")
+        self.sound_file: str = os.getenv(
+            "SKD_SOUND_FILE",
+            "/usr/share/sounds/freedesktop/stereo/dialog-warning.oga",
+        )
+
+    @staticmethod
+    def _parse_list(value: str) -> List[str]:
+        return [item for item in (part.strip() for part in value.split(",")) if item]
+
+
+@lru_cache(maxsize=1)
+def get_settings() -> Settings:
+    return Settings()