check-network-gateway

this page last updated: 2019-07-23 10:14:29

check-network-gateway¶

Role Documentation¶

Welcome to the “check-network-gateway” role documentation.

Role Variables: main.yml¶

metadata:
  description: 'If `gateway` in `undercloud.conf` is different from `local_ip`, verify
    that the gateway exists and is reachable.

    '
  groups:
  - pre-introspection
  name: Check network_gateway on the provisioning network

Molecule Scenarios¶

Molecule is being used to test the “check-network-gateway” 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: docker
lint:
  enabled: false
log: true
platforms:
- easy_install:
  - pip
  environment:
    http_proxy: '{{ lookup(''env'', ''http_proxy'') }}'
    https_proxy: '{{ lookup(''env'', ''https_proxy'') }}'
  hostname: centos7
  image: centos:7
  name: centos7
  pkg_extras: python-setuptools python-enum34 python-netaddr epel-release ruby
- environment:
    http_proxy: '{{ lookup(''env'', ''http_proxy'') }}'
    https_proxy: '{{ lookup(''env'', ''https_proxy'') }}'
  hostname: fedora28
  image: fedora:28
  name: fedora28
  pkg_extras: python*-setuptools python*-enum python*-netaddr ruby iputils
provisioner:
  env:
    ANSIBLE_LIBRARY: ../../../../library
    ANSIBLE_STDOUT_CALLBACK: yaml
  log: true
  name: ansible
scenario:
  test_sequence:
  - destroy
  - create
  - prepare
  - converge
  - verify
  - destroy
verifier:
  lint:
    name: flake8
  name: testinfra

Example default playbook¶

- gather_facts: false
  hosts: all
  name: Converge
  tasks:
  - include_role:
      name: check-network-gateway
    name: successful check with ctlplane-subnet
  - copy:
      content: '[DEFAULT]

        local_subnet = 192.168.254.0/24

        [192.168.254.0/24]

        gateway = 8.8.8.8

        '
      dest: /undercloud.conf
    name: override undercloud.conf
  - include_role:
      name: check-network-gateway
    name: successful check with local_ip
  - block:
    - copy:
        content: '[ctlplane-subnet]

          gateway = 192.168.254.254

          '
        dest: /undercloud.conf
      name: override undercloud.conf
    - include_role:
        name: check-network-gateway
      name: run the validation
    name: fail the validation
    rescue:
    - meta: clear_host_errors
      name: Clear host error
    - debug:
        msg: The validation works! End the playbook run
      name: Validation output
    - meta: end_play
      name: End play
  - fail:
      msg: 'The check-network-gateway validation didn''t properly detect faulty

        gateway!

        '
    name: Fail the test