修复celery启动BUG稳定引入

video-gen-api/app/tasks/__init__.py

@@ -1,24 +1,9 @@
-"""Celery task module imports.
+"""Celery task package.
 
-Celery autodiscover imports ``app.tasks``; importing task modules here ensures
-custom named tasks are registered when workers start.
-"""
+任务模块注册统一由 app.tasks.celery_app.CELERY_TASK_IMPORTS 控制。
 
-import logging
-
-logger = logging.getLogger("video_gen")
-
-try:
-    from app.tasks import (  # noqa: F401
-        generation_create_tasks,
-        generation_poll_tasks,
-        generation_download_tasks,
-        generation_recovery_tasks,
-        hot_opening_replicate_tasks,
-        shot_replicate_tasks,
-        shot_replicate_flow_tasks,
-        module_async_recovery_tasks,
-    )
-except Exception:
-    logger.exception("Celery 任务模块导入失败，worker 可能出现 unregistered task。")
-    raise
+这里不要主动 import 子任务模块，避免以下问题：
+1. Celery worker 启动时循环导入；
+2. 新增任务文件后部分 worker 注册不完整；
+3. app.tasks.__init__ 被普通业务代码 import 时意外加载全部 Celery 任务。
+"""

video-gen-api/app/tasks/celery_app.py

@@ -10,6 +10,22 @@ from app.tasks.async_runner import close_loop, run_async
 logger = logging.getLogger("video_gen")
 
 
+# 显式注册所有 Celery 任务模块，避免新增任务文件后 worker 启动时未注册任务。
+# 不再依赖 app.tasks.__init__ 内部 import，也不再依赖 autodiscover_tasks。
+CELERY_TASK_IMPORTS = (
+    "app.tasks.generation_create_tasks",
+    "app.tasks.generation_poll_tasks",
+    "app.tasks.generation_download_tasks",
+    "app.tasks.generation_recovery_tasks",
+    "app.tasks.hot_opening_replicate_tasks",
+    "app.tasks.shot_replicate_tasks",
+    "app.tasks.shot_replicate_flow_tasks",
+    "app.tasks.module_async_recovery_tasks",
+    "app.tasks.user_oauth_tasks",
+    "app.tasks.cleanup",
+)
+
+
 def _derive_redis_db(url: str, db_no: int) -> str:
     if not url:
         return url
@@ -24,10 +40,11 @@ broker_url = settings.CELERY_BROKER_URL or (_derive_redis_db(settings.REDIS_URL,
 backend_url = settings.CELERY_RESULT_BACKEND or (_derive_redis_db(settings.REDIS_URL, 2) if settings.REDIS_URL else "")
 
 if broker_url:
-    celery_app = Celery("videogen")
+    celery_app = Celery("videogen", include=CELERY_TASK_IMPORTS)
     celery_app.conf.update(
         broker_url=broker_url,
         result_backend=backend_url or broker_url,
+        imports=CELERY_TASK_IMPORTS,
         task_serializer="json",
         accept_content=["json"],
         result_serializer="json",
@@ -60,10 +77,10 @@ if broker_url:
             "generation.recover_download_tasks_once": {"queue": "gen_result_download"},
             "generation.recover_generation_tasks_once": {"queue": "gen_result_download"},
             "module_async.recover_module_async_tasks_once": {"queue": "gen_result_download"},
+            "user_oauth.update_oauth_accounts": {"queue": "default"},
             "app.tasks.cleanup.*": {"queue": "default"},
         },
     )
-    celery_app.autodiscover_tasks(["app.tasks"])
 else:
     celery_app = None
 
@@ -164,4 +181,4 @@ def on_worker_process_shutdown(**kwargs):
     except Exception:
         pass
     finally:
-        close_loop()
+        close_loop()