RailsClub 2016

Transcript

1. Monolithic Rails: 
 deal with it Railsclub 2016 Kir Shatrov

2. Kir Shatrov Developer acceleration @ Shopify " Rails, Capistrano, RubyBench

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4. Developer acceleration team

5. Rails Ruby Developer Tools

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7. git clone … brew install postgres brew install redis bundle

   install rake db:create

8. git clone … brew install postgres brew install redis bundle

   install rake db:create где-то тут ломается nokogiri

9. git clone … brew install postgres brew install redis rake

   db:create vagrant up

10. VM creation is slow VM has to be updated every

    week from Chef Development in VM is slower VM file system has limitations for frontend stuff
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12. The xhyve hypervisor is a port of bhyve to OS

    X. It is built on top of Hypervisor.framework in OS X 10.10 Yosemite and higher, runs entirely in userspace, and has no other dependencies.
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14. install Homebrew packages provision language and dependencies ruby, node, go

    create and prepare database setup Git hooks

15. git clone … brew install postgres brew install redis rake

    db:create dev up
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17. Detect dangerous patterns ☠

18. Detect dangerous patterns changing existing migrations adding new gems changing

    application configuration
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20. ⚓ CI ⚓

21. 50 000

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28. ⚰ Rails upgrade

29. 1. Make your application boot (fix gem conflicts) 2. Setup

    two Gemfiles and two CI statuses 3. Fix failings tests 4. Deploy to 10% of nodes
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33. 1. Make your application boot (fix gem conflicts) 2. Setup

    two Gemfiles and two CI statuses 3. Fix failings tests 4. Deploy to 10% of nodes
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35. 1. Make your application boot (fix gem conflicts) 2. Setup

    two Gemfiles and two CI statuses 3. Fix failings tests 4. Gradually deploy

36. ⏱ Application boot ⏱

37. $ rails new railsclub --skip-spring $ time bundle exec rails

    runner "puts 1+1" 2 0.64s user 0.09s system 24% cpu 2.969 total

38. require 'activerecord' require '/Users/kir/Projects/shopify/vendor/bundle/gems/ activerecord-4.2.7.1/lib/activerecord.rb'

39. github.com/byroot/bootscale

40. Rails hacks

41. block any external calls from inside database transaction instrument Net::HTTP

    by host lint database migrations circuit breaker

42. continuous improvements share as many tools as possible make people

    happy

43. shopify.com/careers

44. @kirs @kirshatrov Спасибо!