Vagrant Provisioners in a Nutshell

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whoami ● Brazilian, living in Amsterdam since 2012 ● PHP developer and eventually sysadmin ● Author of Vagrant Cookbook on LeanPub

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What to expect from this talk 1)Quick Vagrant overview 2)Provisioner Tasting: Ansible, Puppet and Chef 3)Useful Resources 4)What's new

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Why Vagrant?

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“It works on my machine” - every developer, ever.

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Why Vagrant? ● Reproducible and portable development environment ● Enables easier code collaboration ● Backend env tests / benchmark ● Automation Tools learning and testing

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The simplest thing that does something Vagrant.configure("2") do |config| config.vm.box = "hashicorp/precise64" config.vm.provision "shell", inline: "echo Hello World!" end

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DEMO

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1. Ansible ● Tasks, Playbooks, Roles ● Tasks are defined with YAML ● 3rd most used ● Modules Directory: Ansible Galaxy ● Requires installation of Ansible in the Host

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1.1 A Task - name: Install Nginx apt: pkg=nginx state=latest

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1.1 A Task - name: Install Nginx apt: pkg=nginx state=latest - name: Install PHP Packages apt: pkg={{ item }} state=latest with_items: - php5-fpm - php5-cli

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1.2 A Playbook # playbook.yml --- - hosts: all sudo: true tasks: - name: Update apt-cache apt: update_cache=yes - name: Install Nginx and php5-fpm apt: pkg={{ item }} state=latest with_items: - nginx - php5-fpm

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1.3 A Role . ├── playbook.yml └── roles ├── init │ └── tasks │ └── main.yml └── nginxphp ├── tasks │ └── main.yml └── templates └── vhost.tpl #playbook.yml --- - hosts: all sudo: true vars: doc_root: /vagrant/web roles: - init - nginxphp

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1.4 Vagrantfile Vagrant.configure("2") do |config| config.vm.box = "hashicorp/precise64" config.vm.provision "ansible" do |ansible| ansible.playbook = "playbook.yml" end end

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2. Puppet (puppet-apply) ● Resources, Manifests, Modules ● Non-sequential execution order ● Custom language based on Ruby ● 1st most used ● Modules Directory: Puppet Forge

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2.1 A Resource package { 'nginx': ensure => 'installed' }

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2.1 A Resource package { 'nginx': ensure => 'installed' } package { ['php5-fpm', 'php5-cli']: ensure => 'installed' }

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2.2 A Manifest # manifests/default.pp exec { 'apt-get update': command => 'apt-get update' } package { ['nginx', 'php5-fpm']: ensure => 'installed', require => Exec['apt-get update'] }

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2.3 A Module . ├── manifests │ └── default.pp └── modules └── nginxphp ├── manifests │ └── init.pp └── templates └── vhost.erb # manifests/default.pp exec { 'apt-get update': command => 'apt-get update', before => Class['nginxphp'], } class { 'nginxphp': doc_root => '/vagrant/web', }

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2.4 Vagrantfile Vagrant.configure("2") do |config| config.vm.box = "hashicorp/precise64" config.vm.provision :puppet do |puppet| puppet.module_path = "modules" end end

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3. Chef (chef_solo) ● Resources, Recipes, Cookbooks ● Resources defined with Ruby ● 2nd most used, 1st with Ruby devs ● Modules Directory: Cookbooks ● Complex but very powerful

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3.1 A Resource apt_package "nginx" do action :install end

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3.1 A Resource apt_package "nginx" do action :install end ["nginx", "php5-fpm"].each do |p| apt_package p do action :install end end

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3.2 A Recipe # cookbooks/main/recipes/default.rb execute "apt-get update" do command "apt-get update" end ["nginx", "php5-fpm"].each do |p| apt_package p do action :install end end

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3.3 A Cookbook . └── cookbooks ├── main │ └── recipes │ └── default.rb └── nginxphp ├── recipes │ └── default.rb └── templates └── default └── vhost.erb # cookbooks/main/recipes/default.rb execute "apt-get update" do command "apt-get update" end include_recipe 'nginxphp'

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3.4 Vagrantfile Vagrant.configure("2") do |config| config.vm.box = "hashicorp/precise64" config.vm.provision "chef_solo" do |chef| chef.add_recipe "main" end end

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Some Cool New Features

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Vagrant Share Demo

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Global status and control

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Useful Resources

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Vagrant Cookbook Special discount coupon for PhpDay http://bit.ly/vc-phpday

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Questions?

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https://joind.in/11299

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6.1 Debugging ● Unknown Vagrant error – Use VirtualBox / Vmware GUI ● Unknown Provisioner error – Increase provisioner verbosity ● Not working as expected – Login, fix, automate

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6.2 NFS Performance ● Synchronization has a cost ● Symfony cache/logs – Too much writing operations on disk – We don't need this in our synced folder