[M-AI-05-06] 完成 Feynman 状态兼容、观测与回滚机制 #309
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opened 2026-06-21 15:53:49 +08:00 by wangdl
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M-AI-05 Feynman 与 ReviewCard 可靠链路
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Reference: wangdl/api-server#309
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类型 / 标签
风险等级
P2(回滚失效则 P0;观测缺失影响排障效率)
依赖
目标
确保 Unified Feynman Job 可以被旧客户端、Admin 和运维系统正确查询,并可以快速回滚。
状态兼容
映射内部状态:queued、running、succeeded、failed、cancelled 到旧接口使用的 pending、processing、completed、failed。不得将旧客户端无法识别的内部状态直接返回。
结果查询
确认:旧 Job 查询接口可以查询 Unified Job、旧 Feynman Result 查询可以读取新结果、FocusItem 和 ReviewCard 在原业务页面可见、失败 Job 有稳定公开错误。
公开错误
允许返回 publicErrorMessage、业务错误码、是否可重试。禁止返回 internalErrorMessage、Snapshot、validatedOutput、Provider 原始响应、内部堆栈、Credential。
最小观测
至少记录:requestId、jobId、userId、knowledgeItemId、engineMode、jobType、queueName、attemptNo、durationMs、lifecycleStatus、errorCode、focusItemCount、reviewCardCount。不得记录完整用户解释和完整模型输出。
指标
最低支持:Legacy 请求数、Unified 请求数、Unified 创建失败、Unified 执行成功、Unified 执行失败、Projector 失败、FocusItem 创建数量、ReviewCard 创建数量、执行耗时。优先使用 Definition Hook 或通用 Observer,不在通用 Engine 中大量增加
if (jobType === "feynman_evaluation")。回滚
验证
unified → legacy后:新请求立即走 Legacy、已创建 Unified Job 继续完成或明确失败、同一 submission 不重新进入 Legacy、不删除 Unified 已生成产物、客户端仍能查询旧新 Job、不需要数据库回滚。影响范围
src/modules/ai-job/、src/modules/feynman/、src/modules/ai-analysis/、观测/日志模块验收标准
建议执行顺序
第 6 个执行(依赖 05)
开发完成评论
完成内容
FeynmanObservabilityService(参照 ActiveRecall 模式):AiJobExecutionEngineImpl:feynman_evaluation执行分支(FeynmanExecutor 调用 + 消息构造)AiJobModule:注册 + 导出 FeynmanObservabilityService状态兼容(无需额外代码)
AiAnalysisRepository.createJob()已通过 M-AI-02-10 Shadow Write 写入status='pending'+lifecycleStatus='queued'getJobStatus()查询AiJob表(Legacy/Unified 共用同一张表)STATUS_TO_LIFECYCLE映射(repository.ts:10-15):pending↔queued, processing↔running, completed↔succeeded, failed↔failedstatus字段在AiJobLifecycleRepository.createJob()中设置为'pending'AiJobArtifact表),旧页面可通过jobId关联查询Engine 执行管线(Feynman 分支)
修改文件
src/modules/ai-job/feynman-observability.service.ts(新增,168 行)src/modules/ai-job/feynman-observability.spec.ts(新增,180 行)src/modules/ai-job/ai-job-execution-engine.ts(修改,+45/-5 行:Feynman 执行分支 + 验证器 + 观测)src/modules/ai-job/ai-job-execution-engine.spec.ts(修改,+20 行:Feynman mock 依赖)src/modules/ai-job/ai-job.module.ts(修改,+3 行:import + provider + export)代码证据
feynman-observability.service.ts:32-52— 内存计数器定义feynman-observability.service.ts:60-146— 结构化日志方法(不含 PII)ai-job-execution-engine.ts:195-217— Feynman 执行分支(Executor + 验证器)ai-job-execution-engine.ts:327-349— Feynman 成功观测ai-job-execution-engine.ts:375-393— Feynman 失败/重试观测观测字段(最小集)
回滚机制
测试情况
npx jest --testPathPatterns="feynman-observability"npx jest --testPathPatterns="ai-job|ai-analysis"未完成 / 风险
是否建议进入 Review