Backup: restic backup refactoring

files/backups/backup-all.py

@@ -93,8 +93,13 @@ class ResticStorage(Storage):
         if not backup_dirs:
             logger.warning("No backup directories found")
             return True
-
         try:
+            return self.__backup_internal(backup_dirs)
+        except Exception as exc:  # noqa: BLE001
+            logger.error("Restic backup process failed: %s", exc)
+            return False
+
+    def __backup_internal(self, backup_dirs: List[str]) -> bool:
         logger.info("Starting restic backup")
         logger.info("Destination: %s", self.restic_repository)
 
@@ -154,10 +159,6 @@ class ResticStorage(Storage):
         logger.info("Final restic check completed successfully")
         return True
 
-        except Exception as exc:  # noqa: BLE001
-            logger.error("Restic backup process failed: %s", exc)
-            return False
-
 
 class BackupManager:
     def __init__(self, config: Config, storages: List[Storage]):