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Chef のテスト環境を整える

Last updated at Posted at 2014-01-08

WIP!

概要

  • test-kitchen と serverspec で受け入れテスト
  • virtualbox
  • ec2 (TODO)
  • docker (TODO)
  • foodcritic で chef syntax check (TODO)
  • robocop で ruby syntax check (TODO)

手順

Chef 自体のインストール

console
$ gem install chef

VirtualBox のインストール

Vagrant のインストール

opscode 公式の BOX を追加

console
$ vagrant box add opscode-ubuntu-12.04 https://opscode-vm.s3.amazonaws.com/vagrant/opscode_ubuntu-12.04_provisionerless.box

Test 関連 Gem のインストール

console
$ cd your-cookbook

test-kitchen, vagrant, busser, serverspec など gem をインストール

Gemfile
source 'https://rubygems.org'

gem 'berkshelf'
gem 'foodcritic'
gem 'rubocop'

group :integration do
  gem 'test-kitchen'
  gem 'kitchen-vagrant'
  gem 'busser'
  gem 'serverspec'
end
console
$ bundle install

vagrant plugin のインストール

console
$ vagrant plugin install vagrant-berkshelf

busser plugin のインストール

console
$ busser plugin install serverspec

test-kitchen スケルトン作成

test-kitchen のスケルトン作成

console
$ kitchen-init

serverspec のスケルトン作成

console
$ cd test/integration/default/
$ serverspec-init
Select OS type:

  1) UN*X
  2) Windows

Select number: 1

Select a backend type:

  1) SSH
  2) Exec (local)

Select number: 2

 + spec/
 + spec/localhost/
 + spec/localhost/httpd_spec.rb
 + spec/spec_helper.rb
 + Rakefile
console
$ rm Rakefile
$ mv spec serverspec

テストを書く

test/integration/default/serverspec/localhost/sample_spec.rb
require "spec_helper"

describe file("/tmp/hello") do
  it { should be_file }
  it { should contain "Hello World" }
end

レシピを書く

recipes/default.rb
file "/tmp/hello" do
  content "Hello World"
end

テストを走らせる

Chef の Recipe の Lint Check

console
$ cd your-cookbook
$ foodcritic .

test-kitchen の設定ファイル書く

.kitchen.yml
---
driver_plugin: vagrant
driver_config:
  require_chef_omnibus: true

platforms:
- name: ubuntu-12.04
  driver_config:
    box: opscode-ubuntu-12.04
    box_url: https://opscode-vm.s3.amazonaws.com/vagrant/opscode_ubuntu-12.04_provisionerless.box

suites:
- name: default
  run_list:
    - recipe[your-cookbook::default]
  attributes:

テストを走らせる。

console
$ kitchen test

platforms × suites の数だけ

  1. VM 作成
  2. VM へChef のインストール
  3. Cookbook ダウンロード
  4. Chef-Client 実行
  5. Serverspec 実行

が行われる

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