check_kernel_version

Role Documentation

Welcome to the “check_kernel_version” role documentation.

Role Defaults

This section highlights all of the defaults and variables set within the “check_kernel_version” role.

check_kernel_version_fact: '{{ ansible_facts.kernel }}'
check_kernel_version_expected: el8

Molecule Scenarios

Molecule is being used to test the “check_kernel_version” role. The following section highlights the drivers in service and provides an example playbook showing how the role is leveraged.

Scenario: default

Driver: podman:

Molecule Platform(s)

- name: centos
  hostname: centos
  image: centos/centos:stream8
  registry:
    url: quay.io
  dockerfile: ../../../../.config/molecule/Dockerfile
  pkg_extras: python*-setuptools python*-pyyaml
  volumes:
  - /etc/ci/mirror_info.sh:/etc/ci/mirror_info.sh:ro
  privileged: true
  environment:
    http_proxy: "{{ lookup('env', 'http_proxy') }}"
    https_proxy: "{{ lookup('env', 'https_proxy') }}"
  ulimits:
  - host

Molecule Inventory

hosts:
  all:
    hosts:
      centos:
        ansible_python_interpreter: /usr/bin/python3

Example default playbook

- name: Converge
  hosts: all
  gather_facts: true

  tasks:
  - name: validate correct kernel version
    include_role:
      name: check_kernel_version

  - name: detect wrong kernel version
    block:
    - name: run validation against wrong kernel version
      include_role:
        name: check_kernel_version
      vars:
        check_kernel_version_fact: 4.18.0-193.14.2.el7_2.x86_64
    rescue:
    - name: Clear host errors
      meta: clear_host_errors

    - name: Status message
      debug:
        msg: Detected kernel version mismatch!

    - name: End play
      meta: end_play

  - name: Fail the test
    fail:
      msg: |
        The kernel version mismatch should have been detected but it wasn't.