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Using Sinatra as a lightweight web service
- 1. Lightweight Web Services with Sinatra Gerred Dillon Westin Consulting, LLC
- 3. Simple.
- 4. Simple. require ‘rubygems’ require ‘sinatra’ get ‘/’ do “Hello, world!” end
- 5. Extensible.
- 6. Extensible. require ‘rubygems’ require ‘sinatra’ require ‘active_record’ class Post < ActiveRecord::Base end post ‘/create’ do Post.create(:body => “Hello, world!”) end
- 7. Testable.
- 12. And most importantly... Incredibly lightweight.
- 13. Memory Allocation Compared Source: Matt Aimonetti (Merbist)
- 14. Memory Allocation Compared On a request to a simple application... Source: Matt Aimonetti (Merbist)
- 15. Memory Allocation Compared On a request to a simple application... •Rails 2.3.x allocates 170,000 objects Source: Matt Aimonetti (Merbist)
- 16. Memory Allocation Compared On a request to a simple application... •Rails 2.3.x allocates 170,000 objects •Rails 3 allocates 8,500 objects Source: Matt Aimonetti (Merbist)
- 17. Memory Allocation Compared On a request to a simple application... •Rails 2.3.x allocates 170,000 objects •Rails 3 allocates 8,500 objects •Sinatra allocates 151 objects Source: Matt Aimonetti (Merbist)
- 18. Memory Allocation Compared On a request to a simple application... •Rails 2.3.x allocates 170,000 objects •Rails 3 allocates 8,500 objects •Sinatra allocates 151 objects •Rack allocates 7 objects Source: Matt Aimonetti (Merbist)
- 19. Memory Allocation Compared On a request to a simple application... •Rails 2.3.x allocates 170,000 objects •Rails 3 allocates 8,500 objects •Sinatra allocates 151 objects •Rack allocates 7 objects Application performance directly corresponds to Ruby’s garbage collector! The garbage collector will run every ~6 requests on Rails 3. Source: Matt Aimonetti (Merbist)
- 21. Rack
- 22. Rack ActiveModel
- 25. Rack ActiveModel ActiveResource ActionController ActionView
- 26. Rack ActionMailer ActiveModel ActiveResource ActionController ActionView
- 27. Rack ActionMailer ActiveModel ActiveSupport ActiveResource ActionController ActionView
- 28. Rack ActionMailer ActiveModel ActiveSupport ActiveResource Logger ActionController ActionView
- 29. Rack ActionMailer ActiveModel ActiveSupport ActiveResource Logger ActionController Rails Core ActionView
- 30. Rack ActionMailer ActiveModel ActiveSupport ActiveResource Logger ActionController Rails Core ActionView Application
- 32. Rack
- 33. Rack Sinatra
- 34. Rack Sinatra Application
- 35. Rack Sinatra ??? Application
- 36. In the wild...
- 38. In the wild... Scanty Haze
- 39. In the wild... Scanty Haze Amnesia
- 40. In the wild... Scanty PasteBooth Haze Amnesia
- 41. In the wild... Scanty PasteBooth UploadBooth Haze Amnesia
- 42. In the wild... Scanty PasteBooth UploadBooth Haze Amnesia Chargd
- 43. In the wild... Scanty PasteBooth UploadBooth Haze GitHub Amnesia Chargd
- 44. In the wild... Scanty PasteBooth UploadBooth Haze GitHub Amnesia Chargd Webnailer
- 45. In the wild... Scanty PasteBooth UploadBooth Integrity Haze GitHub Amnesia Chargd Webnailer
- 46. What about...
- 47. awsmimg A basic image uploader in 59 lines of code. Built with BDD concerns in mind.
- 49. Deploying Sinatra Passenger
- 50. Deploying Sinatra Passenger Capinatra
- 51. Deploying Sinatra Passenger Capinatra Heroku
- 52. Deploying Sinatra Passenger Capinatra Heroku You need a rackup (config.ru) file!
- 54. Actually using it... •Rails and Sinatra
- 55. Actually using it... •Rails and Sinatra •ActiveResource and RESTful APIs
- 56. Actually using it... •Rails and Sinatra •ActiveResource and RESTful APIs •CouchDB Middleware
- 57. Actually using it... •Rails and Sinatra •ActiveResource and RESTful APIs •CouchDB Middleware •Small, atomic applications