if ! kubectl get nodes --request-timeout=3s; then
sudo kubeadm config images pull
sudo kubeadm init \
--pod-network-cidr="${POD_NETWORK_CIDR}" \
--apiserver-advertise-address="${MGMT_IP}" \
--service-cidr="${SERVICE_CIDR}"
if ! kubectl get nodes --request-timeout=3s; then
sudo kubeadm config images pull
sudo kubeadm init \
--pod-network-cidr="${POD_NETWORK_CIDR}" \
--apiserver-advertise-address="${MGMT_IP}" \
--service-cidr="${SERVICE_CIDR}"