feat: 自动备份与保留策略、健康持续化与状态页、指标历史与趋势图,并修隧道判定误报与仪表盘布局(v1.2.11)
- 自动备份:每日一份(按最新备份是否在 24h 内判定,重启不重复)、保留份数可配、列表/下载/恢复/删除,恢复前先校验归档;顺手修 writeArchive 逐个检查 tar/gzip/文件 Close()(审查报告 §二) - 健康持续化:只存状态变更(up/down/unknown)并推导可用率与不可用区间;公开状态页默认关闭、访问码存 SHA-256、按 IP 限流、只暴露域名与可用率 - 隧道判定修复:RouteHealthCandidate 新增 tunnel_known,frps 管理接口不可用时不再把「判不出来」当成「不通」(此前会误报「隧道连续不通」);汇总与徽标同样区分「无法判定」 - 指标历史:metrics_samples 纵向点表(本机 CPU/内存/磁盘 + 每规则上下行,30 天保留、查询按桶平均、不做降采样表);仪表盘趋势卡支持 1h/24h/7d - 仪表盘布局:运行状态并入顶部统计区(运行时长补进「服务」卡);性能并入系统资源那一行,整行 4 列 - 测试:backup/metrics/frp/api/app 新增用例;gofmt、go build/vet/test、vue-tsc、vite build 全绿 - agent 无改动,AgentVersion 保持 0.12.2
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@@ -0,0 +1,47 @@
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package api
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import (
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"net/http"
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"strconv"
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"time"
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"github.com/fonu/fonu/internal/metrics"
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)
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type MetricsHandler struct {
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store *metrics.Store
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}
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func NewMetricsHandler(store *metrics.Store) *MetricsHandler {
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return &MetricsHandler{store: store}
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}
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// History 返回指标历史:窗口内的序列已按桶取平均,前端拿到就能直接画。
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// hours 最多 30 天(=保留期),buckets 最多 metrics.MaxBuckets。
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func (h *MetricsHandler) History(w http.ResponseWriter, r *http.Request) {
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hours := 24
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if raw := r.URL.Query().Get("hours"); raw != "" {
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if parsed, err := strconv.Atoi(raw); err == nil && parsed > 0 && parsed <= 24*30 {
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hours = parsed
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}
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}
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buckets := 48
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if raw := r.URL.Query().Get("buckets"); raw != "" {
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if parsed, err := strconv.Atoi(raw); err == nil && parsed > 0 {
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buckets = parsed
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}
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}
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if buckets > metrics.MaxBuckets {
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buckets = metrics.MaxBuckets
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}
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series, err := h.store.Query(r.Context(), time.Duration(hours)*time.Hour, buckets)
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if err != nil {
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writeError(r, w, http.StatusInternalServerError, "读取指标历史失败", err)
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return
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}
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writeJSON(w, http.StatusOK, map[string]any{
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"hours": hours,
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"buckets": buckets,
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"series": series,
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})
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}
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