Molecule v3 출시

2020/02/20 Molecule v3 릴리스

차이 확인

v2와의 차이점 확인

작업환경

molecule init로 역할의 병아리 만들기

$ mkdir roles
$ cd roles

$ molecule init role apache_vhost
--> Initializing new role apache_vhost...
Initialized role in /Users/answer_d/repos/molecule_test/roles/apache_vhost successfully.
$ cd apache_vhost

apache_vhost/
├── .travis.yml
├── .yamllint
├── README.md
├── defaults
│   └── main.yml
├── files
├── handlers
│   └── main.yml
├── meta
│   └── main.yml
├── molecule
│   └── default
│       ├── INSTALL.rst
│       ├── converge.yml
│       ├── molecule.yml
│       └── verify.yml
├── tasks
│   └── main.yml
├── templates
├── tests
│   ├── inventory
│   └── test.yml
└── vars
    └── main.yml

molecule.yml

---
dependency:
  name: galaxy
driver:
  name: docker
platforms:
  - name: instance
    image: docker.io/pycontribs/centos:7
    pre_build_image: true
provisioner:
  name: ansible
verifier:
  name: ansible

converge.yml

---
- name: Converge
  hosts: all
  tasks:
    - name: "Include apache_vhost"
      include_role:
        name: "apache_vhost"

테스트 실행해보기

molecule test

--> Test matrix

└── default
    ├── dependency
    ├── lint
    ├── cleanup
    ├── destroy
    ├── syntax
    ├── create
    ├── prepare
    ├── converge
    ├── idempotence
    ├── side_effect
    ├── verify
    ├── cleanup
    └── destroy

lint

--> Action: 'lint'
--> Lint is disabled.

이 이후의 처리는 v2에서 바뀌지 않습니다!

드라이버가 다소 사라졌는지 어떻게하는지 문제

$ molecule init scenario -d ec2
Usage: molecule init scenario [OPTIONS] [SCENARIO_NAME]
Try "molecule init scenario --help" for help.

Error: Invalid value for "--driver-name" / "-d": invalid choice: ec2. (choose from delegated, docker, podman)

pip install molecule-ec2

$ molecule init scenario -d ec2
--> Initializing new scenario default...
Initialized scenario in /Users/answer_d/mac_os_setup_playbook/molecule/default successfully.

$ pip search molecule
molecule (3.0.2)                           - Molecule aids in the development and testing of Ansible roles
  INSTALLED: 3.0.2 (latest)
pytest-molecule (1.2.5)                    - PyTest Molecule Plugin :: discover and run molecule tests
molecule-containers (0.1.dev0)             - Molecule Containers Driver :: run molecule tests on containers
molecule-openstack (0.1)                   - Molecule OpenStack Plugin :: run molecule tests on openstack
molecule-libvirt (0.0.2)                   - libvirt Molecule Plugin :: run molecule tests on libvirt
molecule-digitalocean (0.1)                - digitalocean Molecule Plugin :: run molecule tests on digitalocean
molecule-azure (0.1)                       - Azure Molecule Plugin :: run molecule tests on Azure
molecule-vagrant (0.2)                     - Vagrant Molecule Plugin :: run molecule tests using Vagrant
molecule-inspec (1.0)                      - Inspec Molecule Plugin :: run molecule tests with inspec as verifier
molecule-goss (1.0)                        - Goss Molecule Plugin :: run molecule tests with Goss as verifier
molecule-gce (0.1)                         - Molecule GCE Plugin :: run molecule tests on Google Cloud Engine
molecule-ec2 (0.2)                         - EC2 Molecule Plugin :: run molecule tests using AWS EC2