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

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

Example default configuration
driver:
  name: podman
log: true
platforms:
- dockerfile: ../../../../.config/molecule/Dockerfile
  environment:
    http_proxy: '{{ lookup(''env'', ''http_proxy'') }}'
    https_proxy: '{{ lookup(''env'', ''https_proxy'') }}'
  hostname: centos
  image: centos/centos:stream8
  name: centos
  pkg_extras: python*-setuptools python*-pyyaml
  privileged: true
  registry:
    url: quay.io
  ulimits:
  - host
  volumes:
  - /etc/ci/mirror_info.sh:/etc/ci/mirror_info.sh:ro
provisioner:
  env:
    ANSIBLE_LIBRARY: ${ANSIBLE_LIBRARY:-/usr/share/ansible/plugins/modules}
    ANSIBLE_ROLES_PATH: ${ANSIBLE_ROLES_PATH}:${HOME}/zuul-jobs/roles
    ANSIBLE_STDOUT_CALLBACK: yaml
  inventory:
    hosts:
      all:
        hosts:
          centos:
            ansible_python_interpreter: /usr/bin/python3
  log: true
  name: ansible
  options:
    vvv: true
scenario:
  test_sequence:
  - destroy
  - create
  - prepare
  - converge
  - verify
  - destroy
verifier:
  name: ansible
Molecule Inventory
hosts:
  all:
    hosts:
      centos:
        ansible_python_interpreter: /usr/bin/python3
Example default playbook
- gather_facts: true
  hosts: all
  name: Converge
  tasks:
  - include_role:
      name: check_kernel_version
    name: validate correct kernel version
  - block:
    - include_role:
        name: check_kernel_version
      name: run validation against wrong kernel version
      vars:
        check_kernel_version_fact: 4.18.0-193.14.2.el7_2.x86_64
    name: detect wrong kernel version
    rescue:
    - meta: clear_host_errors
      name: Clear host errors
    - debug:
        msg: Detected kernel version mismatch!
      name: Status message
    - meta: end_play
      name: End play
  - fail:
      msg: 'The kernel version mismatch should have been detected but it wasn''t.

        '
    name: Fail the test