func()

in pkg/cmd/admissioncontroller/main.go [133:163]

• 27 lines of code
• 3 McCabe index (conditional complexity)

func (wh *WebHook) Startup(certs *tls.Certificate) {
	wh.Lock()
	defer wh.Unlock()

	mux := http.NewServeMux()
	mux.HandleFunc(healthURL, wh.ac.Health)
	mux.HandleFunc(mutateURL, wh.ac.Serve)
	mux.HandleFunc(validateConfURL, wh.ac.Serve)

	wh.server = &http.Server{
		Addr: fmt.Sprintf(":%v", wh.port),
		TLSConfig: &tls.Config{
			MinVersion:   tls.VersionTLS12,
			Certificates: []tls.Certificate{*certs}},
		Handler: mux,
	}

	go func() {
		if err := wh.server.ListenAndServeTLS("", ""); err != nil {
			if err == http.ErrServerClosed {
				log.Log(log.Admission).Info("existing server closed")
			} else {
				log.Log(log.Admission).Fatal("failed to start admission controller", zap.Error(err))
			}
		}
	}()

	log.Log(log.Admission).Info("the admission controller started",
		zap.Int("port", HTTPPort),
		zap.Strings("listeningOn", []string{healthURL, mutateURL, validateConfURL}))
}