[M-AI-04-06] 完成 Active Recall 状态兼容、可观测性与回滚机制 #301
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opened 2026-06-21 12:48:14 +08:00 by wangdl
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Reference: wangdl/api-server#301
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类型 / 标签
风险等级
P1
依赖
背景
确保 Active Recall 切换到统一 Engine 后,现有查询、客户端轮询、Admin 和错误处理仍然正常。建立完整的可观测性(结构化日志 + 指标),并验证快速回滚能力。
目标
非目标
影响范围
状态兼容
核对现有客户端和 API 使用的:Job status、Active Recall status、完成时间、失败原因、分析结果可用状态
统一映射新状态到现有公开状态,不得向旧客户端直接暴露无法识别的新内部状态。
错误兼容
公开接口只能返回:稳定业务错误码、publicErrorMessage、可重试提示
可观测性
结构化日志至少包含:requestId, jobId, activeRecallId, userId, engineMode, jobType, queueName, durationMs, lifecycleStatus, errorCode
禁止记录:用户完整答案、完整模型输出
指标
至少统计:Legacy 请求数量、Unified 请求数量、Unified 创建失败、Unified 执行成功率、Unified 平均耗时、Unified 重试次数、Projector 失败、回滚次数
回滚验证
unified → legacy 后:
验收标准
建议执行顺序
第 6 个执行(依赖 M-AI-04-05)
开发完成评论
完成内容
ActiveRecallObservabilityService— 结构化日志 + 10 个内存计数器 + 平均耗时统计ActiveRecallService.submit()集成观测 — requestId 生成、引擎模式计数、结构化日志(requestId→jobId→activeRecallId 链路)LIFECYCLE_TO_STATUS)已由 M-AI-02-10 实现,覆盖queued/running/succeeded/failed→pending/processing/completed/failed映射classifyError()已由 M-AI-03-08 实现,仅返回publicErrorMessage,不泄露 internalErrorMessage/Snapshot/Provider 原始响应ACTIVE_RECALL_ENGINE_MODE切回 legacy 后新请求立即走旧链路(ActiveRecallExecutionRouter.shouldUseUnified())修改/新增文件
src/modules/ai-job/active-recall-observability.service.ts— 新增, 观测性服务(结构化日志 + 计数器)src/modules/ai-job/active-recall-observability.service.spec.ts— 新增, 13 testssrc/modules/ai-job/ai-job.module.ts— 修改, +ActiveRecallObservabilityService provider/exportsrc/modules/active-recall/active-recall.service.ts— 修改, +观测性集成(requestId, 计数器, 结构化日志)代码证据
active-recall-observability.service.ts:15-28:ActiveRecallRequestLog 接口(所有必填字段)active-recall-observability.service.ts:32-42:10 个计数器定义active-recall-observability.service.ts:49-54:logRequest — 不记录用户答案active-recall-observability.service.ts:127-139:getCounters + 平均耗时active-recall.service.ts:42-44:requestId 生成(crypto.randomUUID())active-recall.service.ts:60-63:Unified 计数器 + 日志active-recall.service.ts:93-95:Legacy 计数器 + 日志ai-job-state-machine.ts:49-55:LIFECYCLE_TO_STATUS Shadow Write(已有)ai-job-execution-engine.ts:28-56:classifyError 错误脱敏(已有)测试情况
npm run buildnpx jest --testPathPatterns="active-recall-observability"npx jest --testPathPatterns="ai-job|active-recall"验收标准对照
ai-job-state-machine.ts:49-55)AiJobService.getJobDetail()+AiJobAdminController(已有)classifyError()仅返回 publicErrorMessage(ai-job-execution-engine.ts:28-56)active-recall.service.ts:42,66,76)ActiveRecallExecutionRouter.shouldUseUnified()实时查询 FeatureFlagactive-recall:<answerId>防止重复 Job 创建未完成 / 风险
是否建议进入 Review
Non-blocking 问题修复
1. Engine 执行层观测指标未集成 → 死代码 ✅ 已修复
修复: 在
AiJobExecutionEngineImpl注入ActiveRecallObservabilityService,针对active_recalljobType 添加观测::255-259):282):280):260-270):283-296)集成后状态: 7/9 方法已集成,2 方法保留供未来 Admin API / 回滚操作使用。
修改文件:
ai-job-execution-engine.ts:+import, +constructor param, +2 处观测调用(成功/失败)ai-job-execution-engine.spec.ts:+import, +ObservabilityService mock测试: 255/255 passed(无回归)