AWS Lambda & Ruby/Rails with SAM

Transcript

1. AWS Lambda
   & Ruby/Rails with SAM
   

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2. Congratulations!
   The simple fact that
   you are sitting here
   listening to me,
   means you've made a
   glorious contribution
   to Science!
   Tragic, but
   informative.
   Cave Johnson
   

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3. Ken Collins Staff Engineer @CustomInk
   @MetaSkills
   

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5. ⠀ ⠀ ⠀
   
   　
   
   
   　
   
   　
   

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6. KNOWLEDGE
   Rails &
   Lambda
   Ruby &
   Lambda
   Tech Intro
   AWS SAM
   Objectives & Results
   

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9. Change The World
   One Lambda at a Time!
   
   

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10. Using Ruby with AWS Lambda & SAM
    https://github.com/757rb/hello-757rb-lambda
    

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11. Custom Ink | Tech Blog
    https://technology.customink.com
    

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12. https://dctechslack.herokuapp.com
    https://slackin757dev.herokuapp.com
    DCTech || 757Dev
    

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13. Tech Intro
    

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14. Strap
    Bootstrap your macOS development system.
    GitHub Project
    https://github.com/MikeMcQuaid/strap
    

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15. • ./bin/
    • bootstrap, setup, build, server, 

    deploy, test, …
    • Usually Bash
    Strap
    

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16. AWS Lambda
    

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18. AWS SAM
    GitHub Project
    https://github.com/awslabs/serverless-application-model/
    

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19. $ sam
    

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20. https://github.com/awslabs/serverless-
    application-model/blob/master/versions/
    2016-10-31.md
    

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21. https://docs.aws.amazon.com/
    AWSCloudFormation/latest/UserGuide/aws-
    template-resource-type-ref.html
    CLOUDFORMATION
    

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22. $ sam local start-api
    

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23. $ sam build --use-container
    

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24. $ sam package …
    $ sam deploy …
    

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25. Ruby &
    Lambda
    

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26. Project Pillars
    • Local Development Feedback
    • Using Gems with Native Extensions
    • Using DynamoDB
    

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27. Contrived Architecture
    DynamoDB
    HTTP /plos?query={query}
    

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29. Docker Image
    lambci/lambda:ruby2.5
    

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30. Local Dev Deps
    

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31. Easy Development &
    Browser Refreshes
    

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32. Patterns
    • Directories (app, test, etc)
    • Lean Handler & PORO Usage
    • Debug HTML. Event, Context, & ENV
    • Minitest, TravisCI, & Capybara*

    

    *not really
    

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33. Aws::Record
    GitHub Project
    https://github.com/aws/aws-sdk-ruby-record
    

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34. DynamoDB
    

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35. Used in IAM
    Execution Role
    DynamoDB
    

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37. Patterns…
    

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39. Patterns
    • Easy/Lazy Development & Test
    • Table Migrations
    • SimpleTable On Demand Defaults
    

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40. Using Ruby with AWS Lambda & SAM
    https://github.com/757rb/hello-757rb-lambda
    

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41. Rails &
    Lambda
    

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42. Product Site
    http://rubyonjets.com
    

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43. Ruby on Jets
    

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44. Ruby on Jets
    

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55. Little Gotcha List
    • Docker Shared Volume Perf
    • Logging & RAILS_LOG_TO_STDOUT
    • Keeping Package Size Down.
    • Invoke URL & Custom Domains
    

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57. Coming Soon
    • Quality Rack Integration. Session,
    Cookies, & More.
    • Deploy asset:precompile to S3.
    • Encrypted Session Secret via AWS
    System Manager Param Store.
    • Better Gemfile dev/test groups.
    

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59. Lambda Layers
    

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60. --help
    

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62. RailsConf
    2019
    

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63. https://dctechslack.herokuapp.com
    https://slackin757dev.herokuapp.com
    DCTech || 757Dev
    

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