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bitbankのAWSアカウント作成管理術
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やったん
October 04, 2019
Technology
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bitbankのAWSアカウント作成管理術
AWS DevDay 2019 懇親会でLTした時の資料です。
やったん
October 04, 2019
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Transcript
bitbankͷAWSΞΧ ϯτ࡞ཧज़ AWS DevDay 2019 ࠙ձLT @mdps513 ͬͨΜ
Service
࣍ • എܠ • ղܾ͢ΔͨΊʹͬͨ͜ͱ • ݁Ռ • ͜Ε͔Β
എܠ • AWS SSOΛ͍ͬͯΔ • ݱࡏฐࣾͰཧ͍ͯ͠ΔAWSΞΧϯτ60ݸ΄ͲͰຖ݄૿ ͍͑ͯΔ • ΞΧϯτ࡞ґཔ͕݄ʹ1,2݅,ଟ͍࣌ʹຖिඈΜͰ͘Δ •
ݱࡏAWSνʔϜ4໊ • ͦΕͧΕϓϩδΣΫτ͓࣋ͬͯΓɺΞΧϯτཧઐͷϓϩδΣ Ϋτͷਓ୭͍ͳ͍
ΞΧϯτ࡞࣌ͷϑϩʔ (ฐࣾͷྫ) 1. GlugentFlowͰਃ 2. ΞΧϯτ࡞ 3. CloudTrailઃఆ 4. AWS
Configઃఆ 5. GuardDutyઃఆ 6. Cost Visualizer ϩʔϧઃఆ 7. ΤϯλʔϓϥΠζαϙʔτՃೖ 8. Organaizational Unitઃఆ 9. RootΞΧϯτ෧ҹ 10. ݖݶ༩
ΞΧϯτ࡞࣌ͷϑϩʔ (ฐࣾͷྫ) 1. GlugentFlowͰਃ 2. ΞΧϯτ࡞ 3. CloudTrailઃఆ 4. AWS
Configઃఆ 5. GuardDutyઃఆ 6. Cost Visualizer ϩʔϧઃఆ 7. ΤϯλʔϓϥΠζαϙʔτՃೖ 8. Organaizational Unitઃఆ 9. RootΞΧϯτ෧ҹ 10. ݖݶ༩ ଟ͍͠໘͍͘͞ɻɻɻ (※ݸਓͷײͰ͢)
͜ΕͰΞΧϯτ࡞Ͱ͕Ε ͯ͠·͏…
ΞΧϯτ࡞࣌ͷϑϩʔ (ฐࣾͷྫ) • 1. GlugentFlowͰਃ • 2. ΞΧϯτ࡞ • 3.
organaizational Unitઃఆ • 4. CloudTrailઃఆ • 5. AWS Configઃఆ • 6. GuardDutyઃఆ • 7. Cost Visualizer ϩʔϧઃఆ • 8. ΤϯλʔϓϥΠζαϙʔτՃೖ • 9. RootΞΧϯτ෧ҹ • 10. ݖݶ༩ ͜͜ɺ ࣗಈԽͰ͖ͳ͍ʁ
ͦ͏ͩɺࣗಈԽ͠Α͏ɻ
ͬͨ͜ͱ ͦͷ1 ΞΧϯτ࡞ͱorganaizational Unitઃఆ • GlugentFlow͔Βਃ͕͋ͬͨΒ API Gateway͔ΒLambdaΛൃՐ • CreateAPI͕ୟ͔Εͯࣗಈతʹ࡞
͞ΕΔ • ͦͷޙదͳOrganizational Unit ʹৼΓ͚ΒΕΔ
ͬͨ͜ͱ ͦͷ2 CloudTrail, Config, GuardDuty,ͦ ͷଞϩʔϧઃఆ • Organizational
UnitʹՃ͞Ε ͨ࣌ͷCloudWatchEventsΛτ ϦΨʔ͠ɺLambdaΛൃՐ • CloudTrail,Config, GuardDuty ͳͲͷ֤छϩʔϧ CloudFormationStacksetsΛ༻ ͍֤ͯΞΧϯτʹઃఆΛө
ͦͷ2ͷStackSetsΛ༗ޮԽ͢Δ ࡍʹҙ͍ͯ͠Δ͜ͱ • ฐࣾͰϩάΛϩάऩू༻ͷS3 όέοτʹू͍ͯ͠Δ • ϩάΛ֘ͷS3ʹॻ͖ࠐΉͨΊ ʹΫϩεΞΧϯτͰͷόέο τϙϦγʔͷΞΫηεڐՄ͕ඞཁ •
LambdaͰOrganizationAPI͔Β ΞΧϯτΛऔಘͯ͠ stsAssumeRoleΛ༻͍ͯOUຖʹ S3policyUpdate
ͬͨ͜ͱ ͦͷ3 • ΤϯλʔϓϥΠζαϙʔτՃೖ • αϙʔτAPIΛLambdaͰൃՐ ͤͯ͞ΞΫςΟϕʔγϣϯґཔ
ͬͨ͜ͱ ͦͷ4 • StepFunctionͰͷ ϑϩʔ࡞
݁Ռ ࠓ·Ͱ3࣌ؒఔऔΒΕ͍ͯͨΞΧϯτ࡞࣌ ʹ͔͔Δ͕࣌ؒ30͘Β͍ʹઅͰ͖ͨ ຊདྷΔ͖͜ͱʹूதͰ͖ΔΑ͏ʹͳͬͨ ΞΧϯτ࡞ґཔ͕ා͘ͳ͘ͳͬͯ ͙ͬ͢ΓΕΔΑ͏ʹͳͬͨ
͜Ε͔Β • GuardDutyͷΞΧϯτ༗ޮԽΞΫςΟϕʔ γϣϯϑϩʔࣗಈԽ͍ͨ͠ • ࡞։࢝࣌ɺऴྃ࣌ɺΤϥʔ࣌ʹSlack௨Λ ͢ΔΑ͏ʹ͍ͨ͠
͍͞͝ʹ ϏοτόϯΫͰ AWSΤϯδχΞΛ ืू͍ͯ͠·͢ʂ
͓ΘΓ