Method ServeHTTP

internal/mtail/httpstatus.go:34–77

ServeHTTP satisfies the http.Handler interface, and is used to serve the root page of mtail for online status reporting.

(w http.ResponseWriter, _ *http.Request)

// ServeHTTP satisfies the http.Handler interface, and is used to serve the
// root page of mtail for online status reporting.
func (m *Server) ServeHTTP(w http.ResponseWriter, _ *http.Request) {
	t, err := template.New("status").Parse(statusTemplate)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	te, err := template.New("statusend").Parse(statusTemplateEnd)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	data := struct {
		BindAddress        string
		BuildInfo          string
		HTTPDebugEndpoints bool
		HTTPInfoEndpoints  bool
	}{
		m.listener.Addr().String(),
		m.buildInfo.String(),
		m.httpDebugEndpoints,
		m.httpInfoEndpoints,
	}
	w.Header().Add("Content-type", "text/html")
	w.WriteHeader(http.StatusOK)
	if err = t.Execute(w, data); err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
	}
	if m.httpInfoEndpoints {
		err = m.r.WriteStatusHTML(w)
		if err != nil {
			glog.Warningf("Error while writing loader status: %s", err)
		}
		err = m.t.WriteStatusHTML(w)
		if err != nil {
			glog.Warningf("Error while writing tailer status: %s", err)
		}
	}

	if err = te.Execute(w, data); err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
	}
}

// FaviconHandler is used to serve up the favicon.ico for mtail's http server.
func FaviconHandler(w http.ResponseWriter, _ *http.Request) {