Dockerfile 部署

web_ui/app.py

@@ -118,15 +118,33 @@ def background_sync_job():
     finally:
         release_browser()
 
-# 初始化定时调度器
-scheduler = BackgroundScheduler()
-scheduler.add_job(func=background_sync_job, trigger="interval", minutes=30)
-# 启动调度器
-scheduler.start()
+def should_start_scheduler():
+    """
+    控制定时任务是否启用。
+    浏览器自动化服务若运行在多 worker 场景，必须避免每个 worker 都起一份调度器。
+    """
+    return os.getenv("ENABLE_BACKGROUND_SCHEDULER", "1") == "1"
+
+
+scheduler = None
+if should_start_scheduler():
+    scheduler = BackgroundScheduler()
+    scheduler.add_job(func=background_sync_job, trigger="interval", minutes=30)
+    scheduler.start()
+    print("[调度器] APScheduler 已启动。")
+else:
+    print("[调度器] 已按环境变量禁用后台定时任务。")
 
 # 确保在应用退出时关闭调度器
 import atexit
-atexit.register(lambda: scheduler.shutdown())
+
+
+def shutdown_scheduler():
+    if scheduler and scheduler.running:
+        scheduler.shutdown()
+
+
+atexit.register(shutdown_scheduler)
 
 def get_db_connection():
     """获取数据库连接"""
@@ -1281,4 +1299,4 @@ if __name__ == '__main__':
         port=port, 
         threaded=True, 
         use_reloader=False  
-    )
+    )