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xiaoxia-saas/apps/worker/worker_app/celery_app.py
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fix(voice-clone): 处理中卡死兜底 — worker重启/Celery消息丢失后processing记录永久卡住问题
根因:
- 声音克隆走 API提交CosyVoice→Celery worker轮询5分钟→mark ready/failed
- 当worker容器重启、进程OOM或Celeryprefetch消息丢失时,已进入processing状态的voice_clone_profile没有兜底恢复机制
- 对比ingest链路有cleanup_stale_ingest_jobs beat任务+worker_ready启动恢复,voice_clone链路缺失
- 结果: 用户看到"克隆处理中,请稍候..."永久转圈,刷新也不变

修复:
1. SQLAlchemyVoiceCloneProfileRepository新增cleanup_stale_processing方法:
   扫描updated_at超过10分钟的processing记录(正常克隆<5分钟),标记failed并提示用户重试
2. _startup.py新增recover_stale_voice_clones_on_startup+worker_ready信号:
   worker启动时一次性扫描恢复,用户重启/部署后立即解锁卡死任务
3. cleanup.py新增scheduled_cleanup_stale_voice_clones beat任务:
   每5分钟巡检兜底,防止运行期OOM/消息丢失导致的新卡死
4. celery_app.py beat_schedule注册新任务
5. voice_clone.py任务入口加received日志,便于日志排查
2026-09-26 11:34:43 +08:00

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from celery import Celery
from worker_app.core.config import get_settings
settings = get_settings()
celery_app = Celery(settings.worker_name)
celery_app.conf.broker_url = settings.broker_url
celery_app.conf.result_backend = settings.result_backend
celery_app.conf.broker_connection_retry_on_startup = True
# #1714 队列隔离:generation(高优,独占 worker)/ transcode(素材转码)/ celery(默认)
from packages.shared.celery_queues import ( # noqa: E402
GENERATION_WORKER_PREFETCH_MULTIPLIER,
apply_queue_settings,
)
apply_queue_settings(celery_app)
# 长渲染任务预取 1,避免任务被预取占住导致调度不均
celery_app.conf.worker_prefetch_multiplier = GENERATION_WORKER_PREFETCH_MULTIPLIER
celery_app.conf.task_acks_late = True # worker 崩溃时未完成任务重回队列,由执行前守卫丢弃作废消息
# worker 进程被 OOM/容器硬杀时拒绝 ack,消息留在队列由其他 worker 接手
celery_app.conf.task_reject_on_worker_lost = True
# Redis broker 消息可见性超时(#1714):acks_late 下,消息被预取后 visibility_timeout
# 内未 ack 才会重投。长任务(ingest HEVC 转码 20-30 分钟、生成硬超时 11 分钟)
# 必须远大于最长执行时间,否则正常任务会在执行中被误重投;4 小时覆盖最长转码 + 余量。
celery_app.conf.broker_transport_options = {"visibility_timeout": 4 * 60 * 60}
celery_app.conf.imports = (
"worker_app.tasks.health",
"worker_app.tasks.ingest",
"worker_app.tasks.atom_clips",
# #1970 片段级 AI 标签:必须显式 import 注册,否则 worker 报
# "Received unregistered task of type 'worker.tag_atom_clip'"
"worker_app.tasks.atom_clip_tagging",
"worker_app.tasks.asset_quality_scoring_task",
"worker_app.tasks.backfill_atom_clip_tags",
"worker_app.tasks.classification",
"worker_app.tasks.generation",
"worker_app.tasks.voice_extraction",
"worker_app.tasks.voice_clone",
"worker_app.tasks.tts_synthesis",
"worker_app.tasks.batch_download",
"worker_app.tasks.duplication_check",
# #1798 AI 数字人渲染:必须在 Worker 实例上注册同名任务,否则消息无人消费(渲染卡 0%)
"worker_app.tasks.ai_avatar_render",
"worker_app.tasks._startup",
"apps.worker.video_processing.dedup",
"worker_app.tasks.cleanup",
# 注意:必须用 app.* 路径,不能用 apps.api.app.* 路径!
# PYTHONPATH=/app/apps/api 下,app.tasks.lipsync_tts 可直接导入且不触发 apps/api/__init__.py
# (apps/api/__init__.py 会 from .main import app,级联加载整个 FastAPI 栈,Worker 中不需要且会导致注册失败)
"app.tasks.lipsync_tts",
# #1998 GPU MuseTalk 异步推理:wait_for_result→签名 URL→回写 lipsync_jobs
# 必须在 Worker 侧注册,否则 apply_async 消息无人消费,job 永远卡在 processing
"app.tasks.lipsync_gpu",
)
# Celery Beat 定时任务调度
# 注:worker 单实例内嵌 beat(entrypoint-worker.sh -B),定时任务不会重复执行
celery_app.conf.beat_schedule = {
# pending 任务超时清理:worker 停止消费后,卡 pending 的任务 15 分钟内释放限流名额
"cleanup-stale-pending-tasks": {
"task": "worker.cleanup_stale_pending_tasks",
"schedule": 300.0, # 每 5 分钟(秒)
"options": {"expires": 240}, # 4 分钟过期,避免堆积
},
# running 孤儿任务巡检:容器重启/进程被杀后卡 running 的任务,20 分钟无更新则判失败
"cleanup-stale-running-tasks": {
"task": "worker.cleanup_stale_running_tasks",
"schedule": 300.0, # 每 5 分钟(秒)
"options": {"expires": 240},
},
# 上传/转码链路孤儿巡检:worker 重启丢 prefetch 消息后,卡 pending/processing
# 的 ingest_job + asset 占位超时标终态(#1714)。转码任务较长,10 分钟一轮
"cleanup-stale-ingest-jobs": {
"task": "worker.cleanup_stale_ingest_jobs",
"schedule": 600.0, # 每 10 分钟(秒)
"options": {"expires": 540},
},
# 音色克隆卡死巡检:worker 重启/消息丢失后 processing 卡 10 分钟标 failed,用户可点重试
"cleanup-stale-voice-clones": {
"task": "worker.cleanup_stale_voice_clones",
"schedule": 300.0, # 每 5 分钟
"options": {"expires": 240},
},
}