AWS CLIで月160万円の負債を 解消した話 / AWS CLI debt resolution

Transcript

1. AWS CLIͰ݄160ສԁͷෛ࠴Λ ղফͨ͠࿩ େ಺ ௚थʢ@NaoNoaNaoNoaNʣ 2020.09.24

2. େ಺ ௚थ @NaoNoaNaoNoaN • System Shared, Inc. • AWS, Nuxt.js,

   Node.js, TypeScript • ٳ೔͸Α͘ເͷࠃʹߦ·͢ • ϒϩάॻ͍ͯ·͢ https://www.ooooouchi.info/

3. ຊ୊ͷલʹ

4. System Shared, Inc. Ͳ͏͍͏ձࣾʁ

5. SES΍ͬͯ·͢

6. डୗ։ൃ΍ͬͯ·͢

7. ৽ଔ޲͚ITݚम΍ͬͯ·͢ ʢ̐ʙ݄̒ʣ

8. ݚमதʹ AWSͷೖ໳΋΍ͬͯ·͢ ʢ̏೔͘Β͍ʣ

9. ࣗࣾαʔϏε΋΍ͬͯ·͢

10. AWSΞΧ΢ϯτ؅ཧ୅ߦαʔϏε ʢڴҖݕ஌ͱ͔༧ࢉ؅ཧͱ͔΍ͬͯ·͢ʣ

11. None

12. ͜Ε͸ System Shared, Inc.͕ ݚमੜͷAWSΞΧ΢ϯτΛ ؅ཧ୅ߦͨ࣌͠ͷ ෺ޠ

13. ຊ୊

14. AWSೖ໳ݚमͰ࢖͏ AWSϦιʔε

15. EIP + EC2 + RDS

16. ݚमੜͷAWSΞΧ΢ϯτ͸ AWS OrganizationsͰ૊৫؅ཧͯ͠Δ →ແྉར༻࿮࢒ྔͳ͠

17. Ϧιʔείετ ֹ݄໿2000ԁ

18. ݚमੜͷ਺

19. 800ਓऑ

20. 2000 × 800 = ʁ

21. 1,600,000

22. ̏೔͘Β͍ͷݚमͰ ݄160ສԁͷෛ࠴

23. ղܾ͍͖ͯ͠·͢

24. ղܾํ๏

25. ᾇ

26. StepFunctions + Lambda Node.js + AWS SDK Ͱ֤छϦιʔεΛফ͢

27. ςετ༻ʹ༻ҙͨ͠ AWSΞΧ΢ϯτ 10ΞΧ΢ϯτͰ࡟আ੒ޭ

28. ͍͟ຊ൪

29. Τϥʔൃੜ

30. The state/task ‘arn:xxxxxxxxxxxxxxxx’ returned a result with a size exceeding

    the maximum number of characters service limit.

31. λεΫؒͷύϥϝʔλαΠζ͕େ͖͗͢Δ ※্ݶɿ32,768byte

32. 800ΞΧ΢ϯτ෼ͷ৘ใΛ౉͢ʹ͸ গͳ͗͢Δ

33. ࠔͬͨɾɾ

34. ͓ʁ

35. None

36. ͜Εͩʂʂ

37. ᾈ

38. Shell + AWS CLI

39. AWSΞΧ΢ϯτIDΛऔಘͯ͠ aws organizations list-accounts-for-parent \ --parent-id ${OU_ID} \ --profile ${AWS_PROFILE_NAME}

    | jq -r ".Accounts[].Id" | sed -e "s/[\r\n]\+//g"

40. શϦʔδϣϯ໊Λऔಘͯ͠ regions=$( aws ec2 describe-regions \ --query Regions[*].RegionName \ --output

    text \ --region ap-northeast-1 )

41. EC2Πϯελϯε࡟আ INSTANCE_IDS=$( aws ec2 describe-instances \ --region $1 \ --filters

    “Name=instance-state-name, Values=pending,running,stopped,stopping" \ --query "Reservations[].Instances[].[InstanceId]" \ --output text | sed -e "s/[\r\n]\+//g" ) if [ -n "${INSTANCE_IDS[0]}" ]; then aws ec2 terminate-instances \ --instance-ids ${INSTANCE_IDS} \ --region $1 fi

42. EBS,NAT,EIP,RDS ҎԼಉจ

43. AWS CLIͰ݄160ສԁͷෛ࠴Λղফ ׬ྃ

44. ·ͱΊ

45. ᾇ

46. Կࣄ΋εέʔϧͱϦϛοτΛ֬ೝ͠Α͏

47. ᾈ

48. ݄160ສͷϚΠφεΛ0ʹͨ͠ ͱ͍͏͜ͱ͸ɾɾʁ

49. AWS CLIΛ࢖͏ͱ ݄160ສԁউͯΔ ʢΪϟϯϒϥʔࢥߟʣ

50. Φν

51. ύϥϝʔλαΠζͷ্ݶ؇࿨͞Εͯͨ

52. ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ