Portable Development Environments with Vagrant

As presented at Hackference 2014

Transcript

2. whoami • PHP developer with sysadmin background • Author of Vagrant Cookbook and phansible.com
3. What to expect from this talk 1)Vagrant overview 2)Provisioning with Ansible 3)Useful Resources
4. Why Vagrant?
6. 1.1 Why Vagrant? • Reproducible and portable development environment • Enables easier code collaboration • Backend env tests / benchmark • Automation Tools learning and testing
8. 1.2 Provisioning • Multiple provisioners can be used • Most common ones: – Puppet – Chef – Ansible – Shell Script
9. Automation Tools > Shell Script • Right tool for the job • Clear language • Powerful built-in features • Provisioning can be reused for deployment
10. 1.3 Some Terms • Host / Guest • Provider / Provisioner • Boxes • Vagrantfile • Synced Folder
11. 1.4 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
13. 1.5 Commands • up • reload • provision • suspend • resume • destroy [ --provision ] [ --provision ]
14. 1.6 Other Vagrant Features • Managing Multiple VMs • Provisioning to AWS, Digital Ocean, etc • Vagrant Cloud • Vagrant Share / Connect
15. DEMO 1 Vagrant up
17. 2.1 Ansible Overview • Simple and Powerful • Tasks defined with YAML • Sequential Execution • Modules Directory: Ansible Galaxy • Requires installation of Ansible in the Host
18. 2.2 Vagrantfile Vagrant.configure("2") do |config| config.vm.box = "hashicorp/precise64" config.vm.provision "ansible" do |ansible| ansible.playbook = "playbook.yml" end end
19. 2.3 The Playbook # playbook.yml --- - hosts: all sudo: true tasks: - name: Update apt-cache apt: update_cache=yes - name: Install Nginx apt: pkg=nginx state=latest
20. 2.4 Playbook x Manifest (Puppet) #playbook.yml --- - hosts: all sudo: true tasks: - name: Update apt-cache apt: update_cache=yes - name: Install Nginx apt: pkg=nginx state=latest #default.pp exec { 'apt-get update': command => '/usr/bin/apt-get update' } package { 'nginx': ensure => "installed", require => Exec['apt-get update'], }
21. 2.5 Variables --- - hosts: all sudo: yes vars: web_server: nginx tasks: - name: Install {{ web_server }} apt: pkg={{ web_server }} state=latest
22. 2.5 Variables - arrays tasks: - name: Install Packages apt: pkg={{ item }} state=latest with_items: - nginx - php5-fpm - git
23. 2.5 Variables - arrays --- - hosts: all sudo: yes vars: sys_packages: [ 'nginx', 'php5-fpm', 'git' ] tasks: - name: Install Packages apt: pkg={{ item }} state=latest with_items: sys_packages
24. DEMO 2 Basic Playbook
27. Vagrant Cookbook Special discount coupon for Hackference 2014 http://bit.ly/vc-hack
28. Questions?
29. More Vagrant Resources http://erikaheidi.com/vagrant