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@ -113,6 +113,8 @@ func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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h.serveDERPMap(w, r)
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case "/localapi/v0/metrics":
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h.serveMetrics(w, r)
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case "/localapi/v0/debug":
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h.serveDebug(w, r)
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case "/":
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io.WriteString(w, "tailscaled\n")
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default:
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@ -195,6 +197,35 @@ func (h *Handler) serveMetrics(w http.ResponseWriter, r *http.Request) {
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clientmetric.WritePrometheusExpositionFormat(w)
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}
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func (h *Handler) serveDebug(w http.ResponseWriter, r *http.Request) {
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if !h.PermitWrite {
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http.Error(w, "debug access denied", http.StatusForbidden)
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return
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}
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if r.Method != "POST" {
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http.Error(w, "POST required", http.StatusMethodNotAllowed)
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return
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}
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action := r.FormValue("action")
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var err error
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switch action {
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case "rebind":
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err = h.b.DebugRebind()
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case "restun":
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err = h.b.DebugReSTUN()
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case "":
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err = fmt.Errorf("missing parameter 'action'")
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default:
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err = fmt.Errorf("unknown action %q", action)
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}
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if err != nil {
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http.Error(w, err.Error(), 400)
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return
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}
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w.Header().Set("Content-Type", "text/plain")
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io.WriteString(w, "done\n")
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}
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// serveProfileFunc is the implementation of Handler.serveProfile, after auth,
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// for platforms where we want to link it in.
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var serveProfileFunc func(http.ResponseWriter, *http.Request)
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