Imports k8s.io/apimachinery/pkg/apis/meta/v1 k8s.io/apimachinery/pkg/util/validation/field kubevirt.io/kubevirt/pkg/api/v1 kubevirt.io/kubevirt/pkg/virt-api/webhooks/validating-webhook github.com/ghodss/yaml kubevirt.io/kubevirt/tools/vms-generator/utils Standard library imports flag fmt io/ioutil os path/filepath