Commit Graph

7 Commits

Author SHA1 Message Date
SpecialX
958b17c9d8 feat(infra): p6 hardening - metrics collection and registry mirror
- 4 services add collectDefaultMetrics for process metrics
- docker-compose.yml images prefixed with docker.m.daocloud.io
- Prometheus v0.51.0 (nonexistent) fixed to v2.51.0
- Grafana port remapped 3000 to 3030 to avoid teacher-portal conflict
- ClickHouse edu_analytics database initialized
- known-issues.md documents 7 new P6 scenario-to-rule mappings
2026-07-09 12:29:36 +08:00
SpecialX
566060fade feat(infra): p6 hardening - observability and deploy compose
- 5 NestJS services add /metrics endpoint via app.getHttpAdapter()
- prometheus.yml scales to 8 services with rule_files and alertmanager
- monitoring compose replaces blackbox with Loki+Promtail
- Grafana datasource adds Loki
- docker-compose.deploy.yml scales to 11 services
- deploy.env.example completes Neo4j/ES/ClickHouse/LLM vars
- teacher-bff adds health.controller
- CI removes continue-on-error on lint step
- teacher-portal lint script changed to eslint src
2026-07-09 10:21:06 +08:00
SpecialX
3ca654619f chore(infra): 配置ESLint 9 flat config并恢复lint-staged集成
- 新增 eslint.config.js(ESLint 9 flat config 格式)
- 安装 @eslint/js + typescript-eslint + eslint-config-prettier
- 6 个 TS 服务 lint 脚本:eslint src --ext .ts → eslint src
- lint-staged 恢复 eslint --fix
- .gitignore 忽略 docker-compose.minimal.override.yml
- known-issues.md 新增 P6 硬化条目
2026-07-09 09:14:44 +08:00
SpecialX
921fe82771 feat(content): 修复服务并添加chapters/knowledge-points/questions模块
- database.ts 导出db常量替代getDb()函数

- env.ts JWT_SECRET/ES_URL/NEO4J_URL改optional加DEV_MODE

- neo4j.ts driver惰性创建+try/catch+connectionTimeout:3000

- health/lifecycle改用Drizzle原生查询

- textbooks.schema修复integer到int+导出NewTextbook类型

- 新建chapters/knowledge-points/questions三模块CRUD

- knowledge-points含Neo4j前置依赖图非阻塞查询

- content-init.sql创建4张表

端到端验证: textbooks/chapters/knowledge-points/questions全CRUD通过
2026-07-09 08:52:15 +08:00
SpecialX
beedbaf686 docs: 同步 P6 工作日志、runbook 与服务 README
- known-issues.md: 追加 9 条 P6 工作经验日志,更新 arch-scan 经验
- post-p6-followup.md: 新增 P6 后续工作手册 runbook
- iam/core-edu/content/msg README: 补充健康检查端点说明
2026-07-08 12:53:05 +08:00
SpecialX
e9ea34fe53 feat(p6): production hardening with circuit breaker, backup, monitoring and chaos engineering
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P6 生产硬化阶段交付物(46 文件):

## 1. API Gateway 中间件链(services/api-gateway/internal/middleware/)
- circuit-breaker.go: gobreaker v2 熔断器(5s 窗口/50% 错误率/30s OPEN→HALF_OPEN)
- ratelimit.go: 令牌桶限流(sync.Map + cleanup goroutine,默认 100rps/20 burst)
- cors.go: CORS 中间件(CORS_ORIGINS 环境变量)
- recovery.go: panic 恢复 + uuid request_id
- security.go: 安全头 + 请求体 10MB 限制
- requestid.go: 请求 ID 注入
- health/health.go: /healthz + /readyz 健康检查
- main.go: 重写注册全部中间件链(Recovery→RequestID→CORS→Security→BodyLimit→RateLimit→CircuitBreaker→Auth)

## 2. 基础设施硬化(infra/)
- backup/backup-mysql.sh: MySQL 全量备份(mysqldump+gzip,按服务独立)
- backup/restore-mysql.sh: 恢复脚本
- backup/backup-cron.sh: cron 调度入口(5 服务批量备份)
- alertmanager/alertmanager.yml: 告警路由(webhook + 邮件示例)
- prometheus/rules.yml: 8 条告警规则(服务可用性/性能/资源 3 组)
- grafana/dashboards/microservices-overview.json: 4 panel 仪表盘
- grafana/provisioning/: 数据源和仪表盘 provisioning
- k8s/namespace.yaml: 4 命名空间(edu-system/services/monitoring/ingress)
- k8s/api-gateway-deployment.yaml: Deployment + Service 骨架
- chaos/experiments.yaml: 3 个 Litmus 混沌实验(pod-kill/network-latency/disk-fill)
- docker-compose.monitoring.yml: 监控栈 profile
- security/secrets.example.env: 8 项密钥占位符
- security/waf-rules.conf: ModSecurity WAF 规则骨架

## 3. 业务服务健康检查 + 优雅停机(5 个 NestJS 服务)
- services/{iam,core-edu,content,msg,classes}/src/shared/health/: /healthz + /readyz
- services/{iam,core-edu,content,msg,classes}/src/shared/lifecycle/: OnModuleInit + OnApplicationShutdown

## 4. Python 服务健康检查
- services/{ai,data-ana}/src/health/health.py: FastAPI APIRouter

## 5. 运维文档
- docs/architecture/runbooks/p6-hardening.md: P6 总览 Runbook(9 章节)
- docs/architecture/runbooks/incident-response.md: 事件响应手册(5 章节)
- docs/architecture/004-p6-addendum.md: 004 架构补记 P6 章节
- docs/troubleshooting/known-issues-p6-addendum.md: 15 条 P6 场景→技术映射

## 验收信号
- RPO ≤ 15min(MySQL 备份 + binlog PITR)
- RTO ≤ 30min(K8s 滚动更新 + DNS 切换)
- P99 ≤ 500ms(熔断 + 限流 + 缓存)
- 熔断器错误率 > 50% 触发 OPEN
- 限流 100rps/20 burst
- 备份保留 7 天
- 混沌实验每月 1 次
2026-07-08 02:16:58 +08:00
SpecialX
9850bfcfd1 feat(p4): content analysis service with Neo4j knowledge graph and ClickHouse analytics
P4 阶段交付物:
- services/content: 内容资源服务(NestJS)
  - textbooks: 教材 CRUD + 知识图谱绑定
  - config/neo4j.ts: Neo4j driver 单例
  - textbooks.service.ts: MySQL CRUD + Neo4j 知识图谱(createKnowledgeGraph/getPrerequisites)
  - package.json: 补充 @opentelemetry/sdk-node + exporter-trace-otlp-http
- services/data-ana: 数据分析服务(Python FastAPI)
  - main.py: FastAPI + /healthz + class_performance + student_weakness 骨架
  - clickhouse_client.py: ClickHouse 客户端封装
  - config.py: 环境变量配置
- packages/shared-proto/proto/content.proto: TextbookService + KnowledgeGraphService 契约
- packages/shared-proto/proto/analytics.proto: AnalyticsService 契约(class_performance/student_weakness)
2026-07-08 01:38:35 +08:00