Predefined K8s variables in CI file question

Hello everyone.

I have 1 question: Is that possible to specify this predefined variables in .gitlab-ci file to not schedule different kube-executors for different labels (for instance, different instance types)? Because I’ve tried and looks like It’s not working

KUBERNETES_NODE_SELECTOR: “kops.k8s.io/instancegroup:nodes
KUBERNETES_NODE_TOLERATIONS: “node-role.kubernetes.io/master:NoSchedule