AWS Lambda & Ruby/Rails with SAM

Transcript

1. AWS Lambda & Ruby/Rails with SAM

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

3. Ken Collins Staff Engineer @CustomInk @MetaSkills

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5. ⠀ ⠀ ⠀ 　 　 　

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!

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

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

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

13. Tech Intro

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

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

    … • Usually Bash Strap

16. AWS Lambda

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

19. $ sam

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

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

22. $ sam local start-api

23. $ sam build --use-container

24. $ sam package … $ sam deploy …

25. Ruby & Lambda

26. Project Pillars • Local Development Feedback • Using Gems with

    Native Extensions • Using DynamoDB

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

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29. Docker Image lambci/lambda:ruby2.5

30. Local Dev Deps

31. Easy Development & Browser Refreshes

32. Patterns • Directories (app, test, etc) • Lean Handler &

    PORO Usage • Debug HTML. Event, Context, & ENV • Minitest, TravisCI, & Capybara*
 
 *not really

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

34. DynamoDB

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

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

41. Rails & Lambda

42. Product Site http://rubyonjets.com

43. Ruby on Jets

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

60. --help

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62. RailsConf 2019

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

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