keepalived-playbook.yml

- name: Kubernetes LB Config
  hosts: control
  gather_facts: no
  become: true
  order: shuffle
  tasks:
    - name: Enable nonlocal bind
      sysctl:
        name: net.ipv4.ip_nonlocal_bind
        value: 1
    - name: Install keepalived
      apt:
        cache_valid_time: 900
        name: keepalived
    - name: Enable keepalived daemon
      service:
        name: keepalived.service
        state: started
        enabled: true
    - name: Update keepalived config file
      register: config
      copy:
        src: keepalived.conf
        dest: /etc/keepalived/keepalived.conf
    - name: Reload keepalived
      when: config.changed
      service:
        name: keepalived.service
        state: reloaded

keepalived.conf

vrrp_track_process track_kube-apiserver {
      process kube-apiserver
      weight 100
}

vrrp_track_process track_konnectivity-server {
    process konnectivity-server
    weight 50
}

vrrp_track_process track_k0s {
    process k0s
    weight 25
}

vrrp_instance VRRP1 {
    state BACKUP
    interface enp0s31f6
    virtual_router_id 41

    priority 0
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass 5551212
    }

    virtual_ipaddress {
        10.8.0.10/24
    }

    track_process {
        track_kube-apiserver
        track_konnectivity-server
        track_k0s
    }

    virtual_routes {
    }
}