Rack for beginners

Rack for beginners:
- What is Rack and How to Rack?
- How to chain Rack Middleware?

Transcript

1. Rack for Beginner Cam Huynh @huynhquancam
2. Cam Huynh cam@hqc.me
3. What’s this talk about? • WHAT’s Rack and HOW to Rack? • Is config.ru redundant? • Rack middlewares. • Live coding session.
4. I am Grandpa, ask me anything Before the steering wheels, how do people drive cars?
5. IAG, AMA Well, someone tried this.
6. IAG, AMA Some even more creative
7. IAG, AMA Finally, we ended up with this genius invention.
8. Life before Rack This steering wheel problem happened to the Ruby world too!
9. Life after Rack
10. Even when you switch the web-server
11. Or the ruby framework
12. What’s Rack? Rack provides a minimal interface between web-servers that support Ruby and Ruby frameworks.
13. What’s Rack? • Web servers: Puma, Phusion Passenger, Unicorn, Thin, etc. • Ruby applications: Sinatra, Grape, Ruby on Rails, Hanami, etc.
14. How to Rack?
15. How to Rack? rackup -p 9200
16. Rack Middleware Rack provides an easy way to chain the middlewares / components to customize the way your requests / response behaves
18. Live coding
19. Questions