feat(observability): 管理面板可观测性接真实数据——metrics/trace/audit 三端点 + 审计持久化
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- observability.go/observability_metrics.go/observability_trace.go/observability_audit.go:
  拆分保证 ≤500行/函数≤80。metrics 并发安全 MetricsCollector(方法/路径/状态计数、平均/最大延迟、
  近1s QPS窗口);trace 并发安全 RingBuffer(默认512, newest-first)+traceSink+MultiTraceWriter;
  audit AuditStore 接口+内存回退+SQLite 持久化(NewSQLiteAuditStore 参数化 SQL+audit_logs 表)。
- server.go:Deps.AuditStore + Server.obs + 3 路由 GET /admin/observability/{metrics,trace,audit};
  ObserveSpan/TraceSink 注入点;middleware logging recordMetric;audit 落库(仅 slog→Append)。
- 前端 Obs.tsx:metrics 接 4 张真实 StatCard+请求分布、trace 接 span 列表(展开 props/events)、
  audit 从后端拉(前端内存审计作回退);api.ts/types.ts 加 obs 端点/类型(AdminObservabilityMetrics/
  AdminTraceSpan/AuditRecord.id 放宽)。成本指标不伪造(保留'—'+注明)。
- wire.go 收口:Deps.AuditStore 注入 gateway.NewSQLiteAuditStore(ctx, a.db)(审计真落库),
  未注入回退内存。
- Docs/api-client.md §2/v0.6。

实机验证:三端点 200,metrics 返回 totalRequests:4/qps:4/perPath/statusCounts:{200:4}。
go build/vet/test 全绿 + 前端 tsc。trace 数据源对接(gw.TraceSink→loop tracer)因 gw/tracer
构造顺序留作可选后置(端点已就绪, 未对接 span 空)。
This commit is contained in:
Aska committed 2026-09-06 21:02:46 +08:00
1 parent 76134ed47e
commit e0a543cc37
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@@ -451,6 +451,11 @@ func (a *app) wireFrontend() error {
VectorOn: a.vindex != nil,
Log: a.log,
})
auditStore, aerr := gateway.NewSQLiteAuditStore(context.Background(), a.db, a.log)
if aerr != nil {
a.log.Warn("audit store unavailable, falling back to in-memory", "error", aerr)
auditStore = nil
}
gw, err := gateway.New(a.cfg, gateway.Deps{
Log: logger.WithSource(a.log, "gateway"),
Auth: jwt,
@@ -467,6 +472,7 @@ func (a *app) wireFrontend() error {
Users: apiKeys,
Backthink: a.backthink,
RAG: ragStore,
AuditStore: auditStore,
Streaming: true,
Frontend: resolveFrontendFS(a.log),
Webhooks: a.channelBridge.WebhookHandlers(),