Files
ss-tools/backup_script.py
2025-08-16 12:29:37 +03:00

147 lines
5.7 KiB
Python

# pylint: disable=too-many-arguments,too-many-locals,too-many-statements,too-many-branches,unused-argument,invalid-name,redefined-outer-name
"""
[MODULE] Superset Dashboard Backup Script
@contract: Автоматизирует процесс резервного копирования дашбордов Superset.
"""
# [IMPORTS] Стандартная библиотека
import logging
import sys
from pathlib import Path
from dataclasses import dataclass
# [IMPORTS] Third-party
from requests.exceptions import RequestException
# [IMPORTS] Локальные модули
from superset_tool.client import SupersetClient
from superset_tool.exceptions import SupersetAPIError
from superset_tool.utils.logger import SupersetLogger
from superset_tool.utils.fileio import (
save_and_unpack_dashboard,
archive_exports,
sanitize_filename,
consolidate_archive_folders,
remove_empty_directories
)
from superset_tool.utils.init_clients import setup_clients
# [ENTITY: Dataclass('BackupConfig')]
# CONTRACT:
# PURPOSE: Хранит конфигурацию для процесса бэкапа.
@dataclass
class BackupConfig:
"""Конфигурация для процесса бэкапа."""
consolidate: bool = True
rotate_archive: bool = True
clean_folders: bool = True
# [ENTITY: Function('backup_dashboards')]
# CONTRACT:
# PURPOSE: Выполняет бэкап всех доступных дашбордов для заданного клиента и окружения.
# PRECONDITIONS:
# - `client` должен быть инициализированным экземпляром `SupersetClient`.
# - `env_name` должен быть строкой, обозначающей окружение.
# - `backup_root` должен быть валидным путем к корневой директории бэкапа.
# POSTCONDITIONS:
# - Дашборды экспортируются и сохраняются.
# - Возвращает `True` если все дашборды были экспортированы без критических ошибок, `False` иначе.
def backup_dashboards(
client: SupersetClient,
env_name: str,
backup_root: Path,
logger: SupersetLogger,
config: BackupConfig
) -> bool:
logger.info(f"[STATE][backup_dashboards][ENTER] Starting backup for {env_name}.")
try:
dashboard_count, dashboard_meta = client.get_dashboards()
logger.info(f"[STATE][backup_dashboards][PROGRESS] Found {dashboard_count} dashboards to export in {env_name}.")
if dashboard_count == 0:
return True
success_count = 0
for db in dashboard_meta:
dashboard_id = db.get('id')
dashboard_title = db.get('dashboard_title', 'Unknown Dashboard')
if not dashboard_id:
continue
try:
dashboard_base_dir_name = sanitize_filename(f"{dashboard_title}")
dashboard_dir = backup_root / env_name / dashboard_base_dir_name
dashboard_dir.mkdir(parents=True, exist_ok=True)
zip_content, filename = client.export_dashboard(dashboard_id)
save_and_unpack_dashboard(
zip_content=zip_content,
original_filename=filename,
output_dir=dashboard_dir,
unpack=False,
logger=logger
)
if config.rotate_archive:
archive_exports(str(dashboard_dir), logger=logger)
success_count += 1
except (SupersetAPIError, RequestException, IOError, OSError) as db_error:
logger.error(f"[STATE][backup_dashboards][FAILURE] Failed to export dashboard {dashboard_title}: {db_error}", exc_info=True)
if config.consolidate:
consolidate_archive_folders(backup_root / env_name , logger=logger)
if config.clean_folders:
remove_empty_directories(str(backup_root / env_name), logger=logger)
return success_count == dashboard_count
except (RequestException, IOError) as e:
logger.critical(f"[STATE][backup_dashboards][FAILURE] Fatal error during backup for {env_name}: {e}", exc_info=True)
return False
# END_FUNCTION_backup_dashboards
# [ENTITY: Function('main')]
# CONTRACT:
# PURPOSE: Основная точка входа скрипта.
# PRECONDITIONS: None
# POSTCONDITIONS: Возвращает код выхода.
def main() -> int:
log_dir = Path("P:\\Superset\\010 Бекапы\\Logs")
logger = SupersetLogger(log_dir=log_dir, level=logging.INFO, console=True)
logger.info("[STATE][main][ENTER] Starting Superset backup process.")
exit_code = 0
try:
clients = setup_clients(logger)
superset_backup_repo = Path("P:\\Superset\\010 Бекапы")
superset_backup_repo.mkdir(parents=True, exist_ok=True)
results = {}
environments = ['dev', 'sbx', 'prod', 'preprod']
backup_config = BackupConfig(rotate_archive=True)
for env in environments:
results[env] = backup_dashboards(
clients[env],
env.upper(),
superset_backup_repo,
logger=logger,
config=backup_config
)
if not all(results.values()):
exit_code = 1
except (RequestException, IOError) as e:
logger.critical(f"[STATE][main][FAILURE] Fatal error in main execution: {e}", exc_info=True)
exit_code = 1
logger.info("[STATE][main][SUCCESS] Superset backup process finished.")
return exit_code
# END_FUNCTION_main
if __name__ == "__main__":
sys.exit(main())