envtest: fix panic during CRD installation

Signed-off-by: Stefan Büringer [email protected]

Author: sbueringer

pkg/envtest/crd.go

@@ -371,8 +371,12 @@ func modifyConversionWebhooks(crds []apiextensionsv1.CustomResourceDefinition, s
 		}]; !ok {
 			continue
 		}
+		if c.Spec.Conversion == nil {
+			c.Spec.Conversion = &apiextensionsv1.CustomResourceConversion{
+				Webhook: &apiextensionsv1.WebhookConversion{},
+			}
+		}
 		c.Spec.Conversion.Strategy = apiextensionsv1.WebhookConverter
-		c.Spec.Conversion.Webhook.ClientConfig.Service = nil
 		c.Spec.Conversion.Webhook.ClientConfig = &apiextensionsv1.WebhookClientConfig{
 			Service:  nil,
 			URL:      url,