Confidential

Development environments in seconds using containersAdnan Abdulhussein, @prydonius

Miguel Martinez, @migmartri

What you are going to learn today

• Overview of how to setup a development environment

• Some background about virtualization

• How to run a development environment using Docker containers

• How to add new libraries and make changes in your application code

What’s a development environment?

• Editor / IDE

• Source control

• Runtime

• Dependencies

Traditional development environment

• Runtime and dependencies installed in your

OS

• Using system packages (apt-get) or similar

(homebrew)

• Tailored for your machine

• Runtime versioning at best using rbenv,

python virtualenv

Virtualized development environment

• Isolated part of your main computer which thinks it’s a computer on its own

• It uses memory and CPU resources like a real computer• It runs an operating system and applications• Messing with it will not pollute the host OS

What’s a Virtual Machine?

What’s a Container?

• Lightweight Virtualization method• Service oriented

Like a Virtual Machine plus:

Virtualized development environment

Runtimes and dependencies running inside a Virtual Machine or a container

Traditional vs Virtualized

Traditional Virtualized

OS independent No Mostly

Shareable No Yes

Reproducible Hard Easy

Upgradeable Hard (patch) Easy (replace)

What are we going to do?

Multi-tier Ruby on Rails development environment

using Docker

Confidential

Workshophttps://github.com/bitnami/codeday-workshop

or

http://bit.ly/2fMlT5V

Summary

• Run multi-tier applications, i.e database +

NodeJs

• Install dependencies, i.e rubygems, npm

• Run common tasks, i.e rake, gulp

• Share your environment with team members

With a Bitnami developer environment you can

Not a Rails developer? No problem!

https://bitnami.com/containers

Thank You