Docker for Development: Getting Started

Transcription

1 Docker for Development: Getting Started Lisa H. Ridley Savas Labs DrupalCamp Chattanooga November 5, 2016

2 Who am I? Lisa Ridley, Director of Client Success, Savas Labs Lead Developer and Project Manager Automated Testing Champion (Unit, Functional, User Acceptance, Visual Regression) drupal.org: lhridley twitter: lhridley GitHub: github.com/lhridley & github.com/codementality LInkedIn: Blog: 2

3 What is your development environment? Development Environment # users MAMP / WAMP / Locally installed LAMP/LEMP Stack Vagrant / VMWare / Parallels / VirtualBox Virtual Machines 6 Remote server 4 Docker / s 3 Other 0 3

4 What is Docker? Automates the deployment of applications in software containers Operating system abstraction layer Open Source Project (May 2013) 4

5 What is a Docker software container An isolated user-space instance that contains a complete application with all dependencies and components needed to run properly Shares the underlying O/S kernel Looks and feels like a real server 5

6 What does that look like? Application Application Application Binaries / Libraries Binaries / Libraries Binaries / Libraries Host Operating System Infrastructure 6

7 s vs. Virtual Machines App App App Bins/Libs Bins/Libs Bins/Libs App App App Guest O/S Guest O/S Guest O/S Bins/Libs Bins/Libs Bins/Libs Hypervisor Host Operating System Infrastructure Virtual Machine Host Operating System Infrastructure s 7

8 s vs. Virtual Machines App App App Bins/Libs Bins/Libs Bins/Libs Host Operating System Infrastructure Virtual Machine s 7

9 s vs. Virtual Machines App App App Libraries and Binaries App App App Guest Operating System Bins/Libs Bins/Libs Bins/Libs Hypervisor Host Operating System Infrastructure Virtual Machine Host Operating System Infrastructure s 7

10 As a Developer, how does this benefit me? 8

11 Benefits of ization Development environment consists of components Components can be swapped as needed for different clients / applications If production environment is containerized, deployment is as simple as dropping a completed application in a fully tested container on the production server 9

12 s as components Apache v1 PHP 5.6

13 s as components Apache v1 PHP 5.6

14 s as components Apache v1 Reconfiguration is painless PHP 5.6

15 s as components v1 Reconfiguration is painless PHP 5.6

16 s as components NGinX v1 Reconfiguration is painless PHP 5.6

17 s as components NGinX v1 Reconfiguration is painless

18 s as components NGinX v1 Reconfiguration is painless PHP 7.0

19 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0

20 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Memcached

21 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0

22 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Redis

23 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Redis Varnish

24 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Varnish Redis Apache Solr

25 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Redis Varnish

26 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Varnish Redis ElasticSearch

27 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Varnish Redis ElasticSearch Selenium

28 s as components NGinX v1 Reconfiguration is painless Really painless PHP 7.0 Varnish Redis ElasticSearch Updates are simplified Selenium

29 s as components NGinX Reconfiguration is painless Really painless PHP 7.0 Varnish Redis ElasticSearch Updates are simplified Selenium

30 s as components NGinX v2 Reconfiguration is painless Really painless PHP 7.0 Varnish Redis ElasticSearch Updates are simplified Selenium

31 Docker Stack Configuration (docker-compose) version: '2' services: web: domainname: local.hptn.org hostname: local.hptn.org container_name: local.hptn.org ports: - '443:443' - '80:80' environment: - RUN_AS_UID=00 - GH_TOKEN - IMGUR_API_KEY image: savaslabs/hptn-web:1.6 depends_on: - db - memcached volumes: -./docker/hptn-web/drupal:/conf -./docker/hptn-web/php:/etc/php5 memcached: container_name: hptn_memcached image: memcached: environment: - MEMCACHED_MEMORY_LIMIT=128 db: container_name: hptn_db image: mysql: volumes: -./docker/mysql:/etc/mysql/conf.d/ - mysql-data:/var/lib/mysql environment: MYSQL_DATABASE: 'hptn_docker' MYSQL_ROOT_PASSWORD: 'root' ports: - '33308:3306' selenium: container_name: hptn_selenium image: selenium/standalone-firefox: volumes: - /dev/shm:/dev/shm volumes: mysql-data: driver: local 11

32 How can I get started using Docker for development Install the (Linux), Docker for Windows, or Docker for Mac Install Docker Compose (Linux) Create a docker-compose.yml file with your stack configuration Execute docker-compose up -d 12

33 Projects to jumpstart your development efforts Docker For Drupal (docker4drupal.org) Docker based development environment (drupal.org), Tons more on Github, pick your flavor Docker Hub: Docker Sync (for OS X) ( 13

34 Questions? 14