Jets ~ Rubyで始めるServerless生活 ~

AWSのLambda上でRubyを使ってサーバレスアプリを作成・運用することが出来るフレームワーク「Jets」の紹介です。

Transcript

1. Jets ~ RubyͰ࢝ΊΔServerlessੜ׆ ~ 2019/11/28 SonicGarden Tech גࣜձࣾιχοΫΨʔσϯ ԕ౻ େհ / @ruzia
2. ࣗݾ঺հ ‣ԕ౻ େհ / @ruzia ‣גࣜձࣾ SonicGarden ‣ΠϯϑϥपΓͱ͔େن໛ ͱ͔ߴෛՙͱ͔େ޷͖ ‣ϩʔυόΠΫ΋ϋϚΓத ‣σεɾετָ͍͠Ͷʂ
3. ຊ೔ͷ͓୊໨΍Β ‣RubyͱServerlessɺ૬ੑ͍͍Αʂ ‣30෼͔͠ͳ͍ͷͰɺ޿͘ઙ͘࿩͢Α ‣ϑΟʔυόοΫ͸ͦͷ৔Ͱ߹͍ͷखΛ
4. Q ͱ͜ΖͰΈͳ͞Μ Serverlessͯ͠·͔͢ʁ
5. Serverlessͱ͸ʁ ‣αʔόͷߏஙɾӡ༻͕ඞཁͳ͍ ‣՝ۚ͸αʔόͷىಈ࣌ؒͰ͸ͳ͘ɺ
 ϓϩάϥϜͷ࣮ߦ࣌ؒʹରͯ͠ߦΘΕΔ ‣ϓϩάϥϜͷ࣮ߦ؀ڥ͸ϑϧϚωʔδυ
6. ͱ͸͍͑ɾɾɾ
7. αʔόͷ؅ཧ͔Β͸ ։์͞Ε͚ͨͲɾɾɾ
8. Q ίʔυͱAWSͷϦιʔε ؅ཧΊΜͲ͏͡Όͳ͍ʁ Lambda ΍Β API Gateway΍Β Cloud Watch Event΍Β
9. ServerlessͰಈ͔͢ίʔυ΋ɺ ߏ੒؅ཧ΋ɺશ෦·Δͬͱ γϯϓϧʹ؅ཧ͍ͨ͠ΑͶʂ
10. ʘͦΜͳ͋ͳͨʹʗ
11. Ruby on Jets
12. Q Jetsͬͯͳʹʁ
13. A “The Ruby Serverless Framework”
14. RubyͰServerlessΛ ָʹѻ͏ͨΊʹ࡞ΒΕͨ ϑϨʔϜϫʔΫ
15. ͋Γ͕ͪͳߏ੒Λ ʮָʹɺγʔϜϨεʹʯ ѻ͏͜ͱ͕Ͱ͖Δ
16. API Gateway Lambda Data Store S3 CloudWatch Event
17. Jetsͷૉఢͳͱ͜Ζ ‣هड़͢Δίʔυ͕γϯϓϧ ‣֤छAWSͷαʔϏεͱͷ࿈ܞָ͕ͪΜ ‣AWSͷ֤छϦιʔε͸ࣗಈ؅ཧ
18. Controllers
19. class PostsController < ApplicationController def index # renders Lambda Proxy structure compatible with # API Gateway render json: {hello: "world", action: "index"} end def show # params available id = params[:id] # puts goes to the lambda logs puts event # raw lambda event available render json: {action: "show", id: id} end … end
20. Routes
21. Jets.application.routes.draw do get "posts", to: "posts#index" get “posts/new", to: "posts#new" get “posts/:id", to: "posts#show" post "posts", to: "posts#create" get "posts/:id/edit", to: "posts#edit" put "posts", to: "posts#update" delete “posts", to: "posts#delete" # expands to the RESTful routes above resources :posts # GET, POST, PUT, etc request all work any "posts/hot", to: “posts#hot” … end
22. Jobs
23. class HardJob < ApplicationJob rate "10 hours" # every 10 hours def dig puts "done digging" end cron "0 */12 * * ? *" # every 12 hours def lift puts "done lifting" end … end
24. ΊͬͪΌγϯϓϧ͡Ό ͳ͍Ͱ͔͢ʁ
25. Jetsͷૉఢͳͱ͜Ζ ‣هड़͢Δίʔυ͕γϯϓϧ ‣֤छAWSͷαʔϏεͱͷ࿈ܞָ͕ͪΜ ‣AWSͷ֤छϦιʔε͸ࣗಈ؅ཧ
26. ྫ͑͹IoT Eventsͱ ࿈ܞ͍ͤͨ͞৔߹
27. class ThermostatJob < ApplicationJob iot_event "SELECT * FROM 'my/topic'" def measure puts "event #{JSON.dump(event)}" end … end
28. ྫ͑͹Kinesisͱ ࿈ܞ͍ͤͨ͞৔߹
29. class DataJob < ApplicationJob kinesis_event "my-stream" def file puts "event #{JSON.dump(event)}" puts "kinesis_data #{JSON.dump(kinesis_data)}" end … end
30. ΊͬͪΌγϯϓϧ͡Ό ͳ͍Ͱ͔͢ʁ (2ճ໨
31. ΄͔ʹ΋৭ʑ࿈ܞͰ͖Δ ‣CloudWatch Log Events ‣DynamoDB Events ‣S3 Events ‣SNS Events ‣SQS Events
32. Jetsͷૉఢͳͱ͜Ζ ‣هड़͢Δίʔυ͕γϯϓϧ ‣֤छAWSͷαʔϏεͱͷ࿈ܞָ͕ͪΜ ‣AWSͷ֤छϦιʔε͸ࣗಈ؅ཧ
33. Q ίʔυ͸γϯϓϧͰ΋ σϓϩΠ·Ͱ͕໘౗ͩͬͨΓ ͢ΔΜͰ͠ΐʁ
34. A ʘຐ๏ͷίϚϯυʗ jets deploy
35. $ jets deploy Deploying to Lambda demo-dev environment... => Copying current project directory to temporary build area: /tmp/ jets/demo/app_root => Setting up a vendored copy of ruby. => Replacing compiled gems with AWS Lambda Linux compiled versions. Deploying CloudFormation stack with jets app! Uploading /tmp/jets/demo/code/code-7169d0ac.zip (88.8 MB) to S3 Time to upload code to s3: 1s 02:08:20AM UPDATE_IN_PROGRESS AWS::CloudFormation::Stack demo-dev User Initiated ... 02:08:48AM CREATE_IN_PROGRESS AWS::CloudFormation::Stack PostsController 02:10:03AM UPDATE_COMPLETE AWS::CloudFormation::Stack demo-dev Stack success status: UPDATE_COMPLETE Time took for stack deployment: 1m 46s. Prewarming application... API Gateway Endpoint: https://xxxxxxxxxx.execute-api.us- west-2.amazonaws.com/dev/
36. ίʔυ͸ඞཁͳ෺Λ ·ͱΊͯLambdaʹ Ξοϓϩʔυͯ͘͠ΕΔ
37. CloudFormationͷ ςϯϓϨʔτΛੜ੒ͯ͠ ֤छϦιʔεΛ࡞ͬͯ͘ΕΔ
38. API Gateway͔Β Lambdaͷܨ͗͜Έ΋ ࣗಈͰ΍ͬͯ͘ΕΔ
39. αϯϓϧͰݟͤͨ ίʔυͩͱҎԼͷΑ͏ͳ Ϧιʔε͕ࣗಈੜ੒͞ΕΔ
40. Controller͸ Functionʹ
41. class PostsController < ApplicationController def index # renders Lambda Proxy structure compatible with # API Gateway render json: {hello: "world", action: "index"} end def show # params available id = params[:id] # puts goes to the lambda logs puts event # raw lambda event available render json: {action: "show", id: id} end … end
43. Route͸ API Gatewayʹ
44. Jets.application.routes.draw do get "posts", to: "posts#index" get “posts/new", to: "posts#new" get “posts/:id", to: "posts#show" post "posts", to: "posts#create" get "posts/:id/edit", to: "posts#edit" put "posts", to: "posts#update" delete “posts", to: "posts#delete" … end
46. Job͸CloudWatch EventͳͲʹ
47. class HardJob < ApplicationJob rate "10 hours" # every 10 hours def dig puts "done digging" end … end
49. ΍Γ͍ͨॲཧΛॻ͚͹ Jets͕ࣗಈͰϦιʔεΛ ؅ཧͯ͘͠ΕΔ
50. զʑ͕͢Δ͜ͱ͸ ͨͩίʔυΛॻ͍ͯ σϓϩΠ͢Δ͚ͩ
51. ߏ੒ͱίʔυ͕ ៉ྷʹରԠͯ͠Δ͔Β ͱͯ΋ݟ௨͕͠ྑ͍
52. ΋ͪΖΜLambdaͷ ϝϞϦ༰ྔͷࢦఆͱ͔΋ Ͱ͖ΔΑ
53. JetsΛ࢖͏͜ͱͰ ServerlessͷϦιʔε؅ཧ ͔Β΋։์͞ΕΔ
54. ·ͱΊ
55. ࠓ೔࿩ͨ͜͠ͱ ‣Serverlessͱ͸ ‣Jetsͱ͸Կ͔ ‣JetsͰͷServerlessΞϓϦͷ࡞Γํ ‣JetsΛ࢖͏ͱԿ͕خ͍͠ͷ͔
56. ͓·͚
57. Jetsͷ࡞ऀ͸ αϙʔτ΋खް͍
58. haml͍ͬͯ͏ͷ ࢖͍͍ͨͰ͢
59. ࢖͑ΔΑ͏ʹ ͨ͠Αʂ
60. ฦ৴΋ૣ͍͠ஸॏͩ͠ ײܹ͔͠͠ͳ͍
61. ͥͻօ͞Μ΋JetsΛ ࢖ͬͯServerlessͷ ੈքΛָ͠΋͏ʂ
62. Jets͕ؾʹͳͬͨํ͸ ͥͻҎԼͷURLΛʂ https://rubyonjets.com API Ϟʔυͱ͔ IAM पΓͱ͔ ϑΝΠϧͷ Ξοϓϩʔυͱ͔
63. ͝ਗ਼ௌ͋Γ͕ͱ͏ ͍͟͝·ͨ͠ʂ