kubectl get pods --all-namespaces
- kubectl apply -f "https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml"
+ # we refer to version 0.18.1 because later versions use namespace kube-flannel instead of kube-system TODO
+ kubectl apply -f "https://raw.githubusercontent.com/flannel-io/flannel/v0.18.1/Documentation/kube-flannel.yml"
wait_for_pods_running 8 kube-system