- op: add
  path: "/spec/kubeadmConfigSpec/files/-"
  value:
    path: /etc/keepalived/keepalived.conf
    content: |
         ! Configuration File for keepalived
         global_defs {
         }
         vrrp_instance KUBERNETES {
             state BACKUP
             interface REPLACEMENT_INTERFACE_1
             virtual_router_id 101
             priority 101
             advert_int 1
             virtual_ipaddress {
                REPLACEMENT_VIP_1
             }
         }
         vrrp_instance INGRESS {
             state BACKUP
             interface REPLACEMENT_INTERFACE_2
             virtual_router_id 102
             priority 102
             advert_int 1
             virtual_ipaddress {
                REPLACEMENT_VIP_2
             }
         }
- op: add
  path: "/spec/kubeadmConfigSpec/preKubeadmCommands/-"
  value:
      # Please note the a list of string get appended.It is better to
      # add one item at a time using op: add
      systemctl enable --now keepalived
- op: add
  path: "/spec/kubeadmConfigSpec/preKubeadmCommands/-"
  value:
      systemctl restart keepalived