2026-08-15 14:38:14 +08:00
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package router
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2026-05-23 20:32:12 +08:00
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import (
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2026-08-29 20:44:33 +08:00
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_ "embed"
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2026-05-23 20:32:12 +08:00
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"net/http"
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"strings"
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2026-05-23 20:32:12 +08:00
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"github.com/gorilla/mux"
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"github.com/volcano-tts/tts-api/controller"
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2026-08-29 20:44:33 +08:00
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"github.com/volcano-tts/tts-api/installer"
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2026-08-15 13:30:35 +08:00
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"github.com/volcano-tts/tts-api/metrics"
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"github.com/volcano-tts/tts-api/middleware"
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)
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2026-08-29 20:44:33 +08:00
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//go:embed health.html
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var dashboardHTML []byte
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//go:embed setup.html
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var setupHTML []byte
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2026-08-29 21:53:19 +08:00
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//go:embed admin.html
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var adminHTML []byte
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2026-09-21 23:20:59 +08:00
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//go:embed admin-login.html
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var adminLoginHTML []byte
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//go:embed admin-voices.html
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var adminVoicesHTML []byte
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//go:embed admin-settings.html
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var adminSettingsHTML []byte
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//go:embed admin.css
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var adminCSS []byte
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//go:embed admin-shell.js
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var adminShellJS []byte
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2026-08-29 20:44:33 +08:00
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// Setup 返回主路由。
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// 中间件顺序(由外向内):
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// SecurityHeaders → InstallGuard → RateLimit → ConcurrencyLimit → Logger → handler
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// 关键: InstallGuard 必须在 RateLimit 之前,避免安装模式被限流计数污染。
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//
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// /admin 和 /api/admin/* 都加 RequireAdmin;InstallGuard 不预先放行(让安装模式下
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// 自动 302 跳 /setup,体验一致)。
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2026-05-23 20:32:12 +08:00
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func Setup() *mux.Router {
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r := mux.NewRouter()
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2026-05-24 15:33:27 +08:00
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r.Use(middleware.SecurityHeaders)
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r.Use(middleware.InstallGuard(installer.GetMode))
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r.Use(middleware.RateLimitWithMetrics)
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r.Use(middleware.ConcurrencyLimitWithMetrics)
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r.Use(middleware.Logger)
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2026-08-29 21:53:19 +08:00
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// mux 路由未匹配时 NotFoundHandler 单独处理(不走 r.Use() 中间件链);
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// 安装模式 + 浏览器访问任意未注册路径 → 302 跳 /setup。
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r.NotFoundHandler = http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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if installer.GetMode() == installer.ModeSetup && acceptsHTML(req.Header.Get("Accept")) {
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http.Redirect(w, req, "/setup", http.StatusFound)
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return
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}
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http.NotFound(w, req)
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})
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2026-08-29 20:44:33 +08:00
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// 安装相关路由(InstallGuard 已在 setup 模式放行;完成后由 controller 二次校验 404)
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// /setup 页面本身:装完后必须不可用,否则用户敲 /setup 还会看到安装表单,容易误以为要重装。
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r.HandleFunc("/setup", func(w http.ResponseWriter, req *http.Request) {
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if installer.GetMode() == installer.ModeNormal {
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http.Redirect(w, req, "/admin", http.StatusFound)
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return
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}
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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_, _ = w.Write(setupHTML)
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}).Methods("GET")
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2026-10-04 00:45:59 +08:00
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// v0.3.0:安装状态不再匿名暴露(原本 normal 模式下仍返回 {installed, mode})
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r.Handle("/api/setup/status", middleware.RequireAdmin(http.HandlerFunc(controller.SetupStatusHandler))).Methods("GET")
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2026-08-29 20:44:33 +08:00
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r.HandleFunc("/api/setup/prefill", controller.SetupPrefillHandler).Methods("GET")
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r.HandleFunc("/api/setup", controller.SetupSubmitHandler).Methods("POST")
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2026-08-29 21:53:19 +08:00
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// /admin 管理后台(M2);HTML 本身公开,鉴权由前端 JS 拦截
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// (sessionStorage 没 key 就显示登录页;有 key 调 /api/admin/overview 触发 401 跳登录)
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// API 端点(/api/admin/* /api/voices*)才需要 RequireAdmin。
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//
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// 拆分后 admin.html / admin-login.html / admin-voices.html / admin-settings.html
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// 各自独立,URL 路由切换;共享 admin.css + admin-shell.js 由 adminStatic 提供。
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r.HandleFunc("/admin", serveAdmin(adminHTML)).Methods("GET")
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r.HandleFunc("/admin/login", serveAdmin(adminLoginHTML)).Methods("GET")
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r.HandleFunc("/admin/voices", serveAdmin(adminVoicesHTML)).Methods("GET")
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r.HandleFunc("/admin/settings", serveAdmin(adminSettingsHTML)).Methods("GET")
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// admin 静态资源
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r.HandleFunc("/admin/admin.css", func(w http.ResponseWriter, _ *http.Request) {
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w.Header().Set("Content-Type", "text/css; charset=utf-8")
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_, _ = w.Write(adminCSS)
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}).Methods("GET")
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r.HandleFunc("/admin/admin-shell.js", func(w http.ResponseWriter, _ *http.Request) {
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w.Header().Set("Content-Type", "application/javascript; charset=utf-8")
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_, _ = w.Write(adminShellJS)
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}).Methods("GET")
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// /api/admin/overview (鉴权)
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r.Handle("/api/admin/overview", middleware.RequireAdmin(http.HandlerFunc(controller.AdminOverviewHandler))).Methods("GET")
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// /api/admin/metrics (鉴权);返 Prometheus 文本
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r.Handle("/api/admin/metrics", middleware.RequireAdmin(http.HandlerFunc(controller.AdminMetricsHandler))).Methods("GET")
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2026-10-04 00:45:59 +08:00
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// v0.3.0:详细健康数据的鉴权版(面板与运维用)。
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// 与根路径 /health 的区别:这里始终注册且强制鉴权;根路径 /health 默认 404。
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r.Handle("/api/admin/health", middleware.RequireAdmin(http.HandlerFunc(controller.HealthHandler))).Methods("GET")
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// /api/voices 音色 CRUD (鉴权)
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r.Handle("/api/voices", middleware.RequireAdmin(http.HandlerFunc(controller.AdminVoicesListHandler))).Methods("GET")
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r.Handle("/api/voices", middleware.RequireAdmin(http.HandlerFunc(controller.AdminVoiceCreateHandler))).Methods("POST")
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r.Handle("/api/voices/{name}", middleware.RequireAdmin(http.HandlerFunc(controller.AdminVoiceDeleteHandler))).Methods("DELETE")
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r.Handle("/api/voices/{name}/toggle", middleware.RequireAdmin(http.HandlerFunc(controller.AdminVoiceToggleHandler))).Methods("PATCH")
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2026-08-29 22:40:53 +08:00
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// /api/settings 全局设置 (鉴权) — M3
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r.Handle("/api/settings", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsGetHandler))).Methods("GET")
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r.Handle("/api/settings", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsUpdateHandler))).Methods("PUT")
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r.Handle("/api/settings/api-key", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsAPIKeyHandler))).Methods("PUT")
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r.Handle("/api/settings/auth-key", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsAuthKeyHandler))).Methods("PUT")
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2026-10-04 00:42:32 +08:00
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// v0.3.0: 管理凭证(admin_key)独立配置端点。
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// 同时注册新旧两个路径:/api/admin/settings/admin-key 是阶段 3 分层后的正式路径,
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// /api/settings/admin-key 属于旧前缀,保留为别名(与阶段 3 的别名策略一致)。
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r.Handle("/api/admin/settings/admin-key", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsAdminKeyHandler))).Methods("PUT")
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r.Handle("/api/settings/admin-key", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsAdminKeyHandler))).Methods("PUT")
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r.Handle("/api/settings/cors", middleware.RequireAdmin(http.HandlerFunc(controller.SettingsCORSHandler))).Methods("PUT")
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// 业务路由
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r.HandleFunc("/v1/audio/speech", controller.OpenaiTTSHandler).Methods("POST", "OPTIONS")
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// v0.3.0 端点收口:
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// /healthz 匿名存活探针,只回 "ok"(K8s probe / Docker HEALTHCHECK 用)
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// /health 详细健康数据,**鉴权**(原本匿名,会泄漏版本/内存/配置错误文本)
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// /dashboard 管理看板;**鉴权**(原本匿名,聚合了 /health + /metrics 的全部数据)
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// /api/admin/health 鉴权版详细健康数据(面板拉取用,风格与 /api/admin/* 一致)
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//
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// 注意 /health 的鉴权是"内容协商"式的(见 htmlAwareAdmin):
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// 浏览器直接地址栏访问时返回登录页而不是 401,保持原有 UX;
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// 非 HTML 请求(脚本/抓取)不带凭证一律 401。数据安全由 API 层保证。
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r.HandleFunc("/healthz", controller.HealthzHandler).Methods("GET")
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r.Handle("/health", middleware.RequireAdmin(http.HandlerFunc(controller.HealthHandler))).Methods("GET")
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r.Handle("/dashboard", htmlAwareAdmin(serveAdmin(adminHTML))).Methods("GET")
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r.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
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// 安装模式下,根路径跳 /setup
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if installer.GetMode() == installer.ModeSetup {
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http.Redirect(w, req, "/setup", http.StatusFound)
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return
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}
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// 正常模式:跳 /admin(M2 之后优先于 /dashboard)
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http.Redirect(w, req, "/admin", http.StatusFound)
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}).Methods("GET")
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2026-10-04 00:45:59 +08:00
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// 根路径 /metrics 与 /health 的机器访问:
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// - 配置了 METRICS_ALLOW_CIDR → 注册 /metrics,包裹内网白名单(非白名单返回 404)
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// - 未配置 → 根路径 /metrics **完全不注册**(访问 404),避免默认对外暴露
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// /health 已在上面按鉴权注册,不再提供匿名版本。
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if middleware.MetricsAllowListConfigured() {
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r.Handle("/metrics", middleware.MetricsIPAllowList(metrics.Meter.Handler())).Methods("GET")
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}
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return r
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}
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2026-10-04 00:45:59 +08:00
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// htmlAwareAdmin 给**浏览器直接访问的管理页面**套鉴权,但对 HTML 请求做内容协商:
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//
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// - Accept 含 text/html(地址栏打开、点链接)→ 照常返回页面外壳。
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// 此时不做 401:因为前端登录态存在 sessionStorage,**不会随请求发送**,
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// 服务端无从判断是否已登录;强行 401 会让"打开 /dashboard 看到登录页"
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// 这一现有体验变成"打开 /dashboard 直接报错"。
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// 页面外壳本身不含任何数据,数据全部来自鉴权后的 /api/admin/* 接口。
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// - 其它(脚本、curl、抓取工具)→ 强制 RequireAdmin,无凭证 401。
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//
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// 这样既堵住了"匿名抓取健康数据",又不破坏 SPA 的登录流程。
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func htmlAwareAdmin(html http.Handler) http.Handler {
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guarded := middleware.RequireAdmin(html)
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if acceptsHTML(r.Header.Get("Accept")) {
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html.ServeHTTP(w, r)
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return
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}
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guarded.ServeHTTP(w, r)
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})
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}
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// acceptsHTML 在 router 包内复刻,middleware 包的版本未导出。
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// 用途:NotFoundHandler 判断浏览器 Accept。
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func acceptsHTML(accept string) bool {
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if accept == "" {
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return false
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}
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for _, part := range strings.Split(accept, ",") {
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mt := strings.TrimSpace(part)
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if mt == "" {
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continue
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}
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if idx := strings.Index(mt, ";"); idx >= 0 {
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mt = strings.TrimSpace(mt[:idx])
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}
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mt = strings.ToLower(mt)
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if mt == "text/html" || mt == "text/*" {
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return true
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}
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}
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return false
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}
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// serveAdmin 返回一个把 embed 的 HTML bytes 以 text/html 写出的 handler。
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// 抽出来只为让 /admin/voices 等多条路由的注册保持单行,避免重复 4 段。
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func serveAdmin(body []byte) http.HandlerFunc {
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return func(w http.ResponseWriter, _ *http.Request) {
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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_, _ = w.Write(body)
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}
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}
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