[MetalLB] playbook failed with msg: metallb_ip_range is mandatory to be specified for MetalLB

[eugene-marchanka]

Environment:

• Cloud provider or hardware configuration:
  bare-metal cluster. ESXi v8 + vSphere v8

• OS (printf "$(uname -srm)\n$(cat /etc/os-release)\n"):
  CentOS 8

• Version of Ansible (ansible --version):

ansible [core 2.12.5]
  ansible python module location = /usr/local/lib/python3.8/dist-packages/ansible
  ansible collection location = /home/test/.ansible/collections:/usr/share/ansible/collections
  executable location = /usr/local/bin/ansible
  python version = 3.8.10 (default, Mar 13 2023, 10:26:41) [GCC 9.4.0]
  jinja version = 2.11.3
  libyaml = True

• Version of Python (python --version):
  python version = 3.8.10 (default, Mar 13 2023, 10:26:41) [GCC 9.4.0]

Kubespray version (commit) (git rev-parse --short HEAD):

$ git rev-parse --short HEAD
b3ed25ee3

Network plugin used:
calico

Full inventory with variables (ansible -i inventory/sample/inventory.ini all -m debug -a "var=hostvars[inventory_hostname]"):

hosts.yaml:

all:
  hosts:
    test00-00:
      ansible_host: 172.16.200.10
      ip: 172.16.200.10
      access_ip: 172.16.200.10
    test00-01:
      ansible_host: 172.16.200.11
      ip: 172.16.200.11
      access_ip: 172.16.200.11
    test00-02:
      ansible_host: 172.16.200.12
      ip: 172.16.200.12
      access_ip: 172.16.200.12
    test00-03:
      ansible_host: 172.16.200.13
      ip: 172.16.200.13
      access_ip: 172.16.200.13
    test00-04:
      ansible_host: 172.16.200.14
      ip: 172.16.200.14
      access_ip: 172.16.200.14
  children:
    kube_control_plane:
      hosts:
        test00-00:
          ha_role: MASTER
        test00-01:
          ha_role: BACKUP
        test00-02:
          ha_role: BACKUP
    kube_node:
      hosts:
        test00-00:
        test00-01:
        test00-02:
        test00-03:
        test00-04:
    etcd:
      hosts:
        test00-00:
        test00-01:
        test00-02:
    k8s_cluster:
      children:
        kube_control_plane:
        kube_node:
    calico_rr:
      hosts: {}

vars.yml:

cluster_name: test.x.x.io

apiserver_loadbalancer_domain_name: test-lb.x.x.io
loadbalancer_apiserver:
  address: 172.16.200.240
  port: 8381
loadbalancer_apiserver_localhost: false

# MetalLB Config
metallb_enabled: true
kube_proxy_strict_arp: true
metallb_speaker_enabled: false
metallb_avoid_buggy_ips: true
metallb_config:
  address_pools:
    primary:
      ip_range:
      - 172.17.128.0/24
      auto_assign: true
  layer2:
  - primary
calico_advertise_service_loadbalancer_ips: "{{ metallb_config.address_pools.primary.ip_range }}"

Command used to invoke ansible:
ansible-playbook kubespray/cluster.yml -i ../../hosts.yaml --extra-vars "@../../vars.yml"

Output of ansible run:

TASK [kubernetes-apps/metallb : Kubernetes Apps | Check cluster settings for MetalLB] *****************************************************************************************************
fatal: [test00-00]: FAILED! => changed=false 
  msg: metallb_ip_range is mandatory to be specified for MetalLB
skipping: [test00-01]
skipping: [test00-02]

Anything else do we need to know:

• Follow README.md on how to use MetalLB
• Playbook fails with error described above

I have not found any mentions of metallb_ip_range variable in playbooks except this and this