if rev == DefaultRevisionName {
		rev = ""
	}

	var injectionURL, caBundle, path string
	found := false
	for _, w := range wh.Webhooks {
		if strings.HasSuffix(w.Name, istioInjectionWebhookSuffix) {
			found = true
			caBundle = string(w.ClientConfig.CABundle)
			if w.ClientConfig.URL != nil {
				injectionURL = *w.ClientConfig.URL
			}
			if w.ClientConfig.Service != nil {

						Namespace: "default",
						Name:      "istiod",
					},
					CABundle: []byte("ca"),
				},
			},
			{
				Name: fmt.Sprintf("object.%s", istioInjectionWebhookSuffix),
				ClientConfig: admitv1.WebhookClientConfig{
					Service: &admitv1.ServiceReference{
						Namespace: "default",
						Name:      "istiod",
					},
					CABundle: []byte("ca"),
				},
			},
		},
	}

	cc := e.clientConfig
	if cc == nil {
		return nil, nil
	}
	var address string
	if cc.URL != nil {
		address = *cc.URL
	}
	var certPool *x509.CertPool
	if len(cc.CABundle) > 0 {
		certPool = x509.NewCertPool()
		certPool.AppendCertsFromPEM(cc.CABundle)
	} else {
		var err error
		certPool, err = x509.SystemCertPool()
		if err != nil {
			return nil, err
		}
	}