2026-09-09 21:55:37 +08:00
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import argparse
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import asyncio
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import logging
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from app.core.config import get_settings
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from app.infrastructure.db import engine
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2026-09-10 21:58:42 +08:00
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from app.service.agent.bootstrap import get_relationship_service
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from app.service.projection_cleanup_service import ProjectionCleanupService
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2026-09-09 21:55:37 +08:00
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from app.worker.runtime import WorkerRuntime
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2026-09-10 15:55:54 +08:00
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logger = logging.getLogger(__name__)
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2026-09-09 21:55:37 +08:00
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async def serve(*, once: bool = False) -> None:
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settings = get_settings()
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2026-09-10 21:58:42 +08:00
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relationships = get_relationship_service()
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# 在**组装层**注入投影删除客户端:记忆失效/销户时清理图库与向量库里的派生数据。
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# 放在这里而不是 runtime 内部兜底,是为了保留"未注入即显式降级并留痕"的语义
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# (有单测守着这一点),也让"生产装配了什么"在入口处一眼可见。
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# 该服务返回自己模块里的 ProjectionCleanupOutcome(字段与 runtime 的同名结构一致),
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# 结构化契约成立但名义类型不同,故显式忽略:为此把结构体抽到共享模块会造成
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# service 与 worker 两个层次互相导入,不值得。
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runtime = WorkerRuntime(
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settings=settings,
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relationships=relationships,
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projection_cleaner=ProjectionCleanupService( # type: ignore[arg-type]
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relationships=relationships
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),
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)
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2026-09-09 21:55:37 +08:00
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try:
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while True:
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2026-09-10 15:55:54 +08:00
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try:
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worked = await runtime.run_once()
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except Exception:
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# 常驻 Worker 不能因为"某一轮"的异常就整体退出:数据库抖动、
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# 迁移期间锁表、外部依赖瞬断都会命中这里,而 `run_once` 里的
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# 裸查询没有兜底。单轮失败记录堆栈后退避重试;`--once` 模式
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# 保持抛出,便于诊断一次性运行的真实问题。
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logger.warning("worker round failed; retrying after backoff", exc_info=True)
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if once:
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raise
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await asyncio.sleep(settings.worker_poll_seconds)
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continue
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2026-09-09 21:55:37 +08:00
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if once:
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return
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if not worked:
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await asyncio.sleep(settings.worker_poll_seconds)
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finally:
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await engine.dispose()
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def main() -> None:
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parser = argparse.ArgumentParser(description="Agent 底座独立 Worker")
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parser.add_argument("--once", action="store_true", help="消费一次后退出")
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args = parser.parse_args()
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logging.basicConfig(level=get_settings().log_level)
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try:
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asyncio.run(serve(once=args.once))
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except KeyboardInterrupt:
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pass
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if __name__ == "__main__":
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main()
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