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ࣗ༝ͰηΩϡΞͳ؀ڥͷ
 ͭ͘Γ͔ͨ Hokuto Hoshi Head of Infrastructure, Cookpad Inc. hokuto@cookpad.com

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੕ ๺ే (΄͠ ΄͘ͱ) / @kani_b • ΫοΫύουגࣜձࣾ
 ΠϯϑϥετϥΫνϟʔ෦ ෦௕
 ݉ ίʔϙϨʔτΤϯδχΞϦϯά෦
 ݉ ؂ࠪҕһձ ؂ࠪิॿऀ • SRE, ηΩϡϦςΟΤϯδχΞ • AWS ೝఆ SA, DevOps ΤϯδχΞ (Professional)

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https://speakerdeck.com/kanny

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Ϩγϐ਺ ໿ສ඼ ࠃ಺ͷ݄ؒར༻ऀ਺ ໿ ສਓ

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ରԠݴޠ ݴޠΧࠃ ւ֎ͷ݄ؒར༻ऀ਺ ໿ ສਓ

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৽͍͠औΓ૊Έ • cookpadTV https://www.cookpad.tv/ • Cookpad DO! https://cookpad.do/ • OiCy https://oicy.cookpad.com/ • komerco https://komer.co/ • etc…

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ΫοΫύουͱΫϥ΢υ • 2011೥ʹ DC ͔Β׬શҠߦ͠ϑϧΫϥ΢υԽ • ଟ͘ͷαʔϏε͕ AWS ͰՔಇ • Ұ෦ͷαʔϏε͸ Google Firebase ্ͰՔಇ

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എܠ • ػೳɺࣄۀͳͲ৽͍͠औΓ૊ΈΛՃ଎͍ͨ͠

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౰࣌ͷ૊৫ߏ଄ • ࣄۀ෦ + ػೳԣஅ෦ॺ (e.g. Πϯϑϥ෦) • Πϯϑϥͷ؅ཧ͸શͯΠϯϑϥ෦͕ߦ͏
 (= AWS ͷ؅ཧ͸શͯΠϯϑϥ෦) • AWS ʹؔ͢Δϊ΢ϋ΢͸શͯΠϯϑϥ෦ʹू໿ • ηΩϡϦςΟରࡦ΋΄΅Πϯϑϥ෦͕ओಋ ࣄۀ෦ Πϯϑϥ෦ ࣄۀ෦ ࣄۀ෦

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தԝ؅ཧͷݶք • ςετ༻Πϯελϯε΍ϦιʔεΛ࡞Δͷʹ
 Πϯϑϥ෦Ͱ࡞ۀΛߦ͏ඞཁ͕͋ͬͨ • ηΩϡϦςΟͷϨϏϡʔ΋ • ʮͦ΋ͦ΋ AWS ͷྑ͞Λࡴͯ͠ΔͷͰ͸ʁʁʁʁʁʁʯ • αʔϏεͷ҆ఆੑ΍ηΩϡϦςΟΛଛͳΘͣʹ࣮ݱ͍ͨ͠

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؅ཧํ਑ͷస׵ • ݖݶͱ੹೚Λ֤։ൃऀʹҠৡ͢Δํ޲ʹγϑτ • ؅ཧ͢΂͖෦෼Λ͓͑ͯ͞Ҡৡ͍ͯ͘͠

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։ൃऀ༻ΞΧ΢ϯτ • ։ൃऀͰ͋Ε͹୭Ͱ΋ࣗ༝ʹར༻Ͱ͖Δ AWS ΞΧ΢ϯτ • ຊ൪ͷ AWS ΞΧ΢ϯτͱ෼཭͞Ε͍ͯΔ • AWS IAM ͷۭؒΛ෼ׂ͢Δ͜ͱ͕Ͱ͖Δ • ϩάΠϯ͸ SAML ܦ༝

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ݖݶ؅ཧ • ඞཁͳαʔϏεͷ Admin ݖݶΛ޿͘෇༩ • “ಛఆαʔϏεͷΈڐՄ͠ ͳ͍” ϙϦγʔ \ 7FSTJPO 4UBUFNFOU< \ &⒎FDU"MMPX /PU"DUJPO< DMPVEUSBJM DPOpH EJSFDUDPOOFDU SPVUF SPVUFEPNBJOT BXTQPSUBM.PEJGZ"DDPVOU BXTQPSUBM.PEJGZ#JMMJOH BXTQPSUBM.PEJGZ1BZNFOU.FUIPET JBN$SFBUF6TFS FD$SFBUF7QD > 3FTPVSDF ^ > ^

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ϩάͷه࿥ • CloudTrail, VPC Flow Logs • AWS શମͷ API ϩά΍ VPC ͷ௨৴ϩάΛه࿥Ͱ͖Δ • ຊ൪ΞΧ΢ϯτͷ S3 όέοτʹอ࣋ • ϩάͷมߋ΍࡟আ͸Ͱ͖ͳ͘ͳΔ

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ϩάͷ෼ੳ • Graylog ʹऔΓࠐΈ෼ੳͰ͖ΔΑ͏ʹ https://speakerdeck.com/mizutani/ohuisuawshuan-jing-wosekiyuritei-jian-shi-surutamefalserokushou-ji

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AWS Config • EC2 ΍֤छϦιʔεͷมߋཤྺΛه࿥Ͱ͖Δ

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࢖͍ํ • Output ઌΛຊ൪ΞΧ΢ϯτ (CloudTrail ͱಉ͡) ʹηοτͯ͠༗ޮԽ • “͜Εมߋͨ͠ͷ୭ͩΖ͏ʁ” Λ୳͢ࡍʹར༻ • ಛఆͷΠϯελϯε΍ηΩϡϦςΟάϧʔϓͳͲʹඥ͚ͮͯ୳ͤΔ ͷͰศར

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AWS Config Rules • ઃఆมߋΛτϦΨͱͯ͠ lambda function ͰઃఆΛνΣοΫͰ͖Δ • ηΩϡϦςΟάϧʔϓͷΠϯλʔωοτղ์ͳͲΛνΣοΫ • Fail ͨ͠৔߹ Slack ͳͲʹ௨஌ͤ͞Δ • શαʔϏεରԠͯ͠΄͍͠…

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awslabs/aws-config-rules • ศརϨϙδτϦ • https://github.com/awslabs/aws-config-rules • Config Rules ʹ࢖͑Δ Lambda function ͕͍Ζ͍Ζ͋Δ • EBS ͸҉߸Խ͞Ε͍ͯΔ͔ʁ • IAM Ϣʔβͷ MFA ͸༗ޮԽʁ • etc…

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Amazon GuardDuty • CloudTrail ΍ VPC FlowLog Λ෼ੳͯ͠Ξϥʔτ • Ξϥʔτͷྫ • ීஈ࢖ΘΕͳ͍ IP ͔Βͷ API ίʔϧ • Πϯελϯεͷ௨৴ઌ͕͍ͭ΋ͱҧ͏ • Πϯελϯεͷ௨৴ઌ͕ C&C ͬΆ͍αʔό

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ΫοΫύουͰͷ࢖͍ํ • Ξϥʔτ͸ GitHub -> PagerDuty ܦ༝Ͱൃใ͠
 ηΩϡϦςΟνʔϜ͕؂ࢹ • ௐࠪ෼ੳʹ CloudTrail ΍ Config Λ࢖͏ • ϩά͸ Graylog ʹ஝ੵ • ͪΐͬͱաහͳͷ͕࠷ۙͷ೰Έ

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ωοτϫʔΫߏ੒ • ౿Έ୆ SSH αʔό͕͋Δ VPC (ຊ൪ΞΧ΢ϯτ) ͔Β
 VPC Peering ܦ༝Ͱ઀ଓͰ͖ΔΑ͏ʹ͢Δ • ౿Έ୆Λू໿ (TOTP ΍ FIDO U2F ʹ΋ରԠ͍ͯͯ͠ศར) • Name λάΛ࢖ͬͨਖ਼Ҿ͖ɺٯҾ͖Λఏڙ

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https://speakerdeck.com/kanny/machine-learning-ops-at-cookpad

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։ൃऀΞΧ΢ϯτͷಛ௃ • “໰୊Λະવʹ๷͙” ͜ͱΑΓ “໰୊Λ͋ͱ͔ΒͰ΋͍͍ͷͰݕग़ Ͱ͖Δ” ରࡦʹϑΥʔΧε • ΞΧ΢ϯτʹٻΊΒΕΔॊೈੑͳͲ͔Βߟ͑ͨ݁Ռ • AWS αʔϏεΛׂͱૉ๿ʹ࢖ͬͨߏ੒ • ͜͏͍͏ͱ͜Ζ·ͰͰ͖ΔΑ͏ʹͳͬͨɺͱ͍͑Δ

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࣮ࡍͷӡ༻ • ։ൃऀΞΧ΢ϯτ͔ΒͷΞϥʔτ͸ଟ͘͸ͳ͍ঢ়گ • ར༻ͷ૯ྔ͸ଟ͍ • EC2 ΠϯελϯεΛىಈͯ͠ͷ࣮ݧ • AWS ৽αʔϏεͳͲͷݕূ

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·ͱΊ • ηΩϡϦςΟͱࣗ༝͞Λཱ྆ͤͨ͞։ൃ؀ڥΛͭ͘Δ࿩ • ͍ΘΏΔ “ηΩϡϦςΟଆ” ͕Ͳ͏ߟ͑ΒΕΔ͔ʹΑͬͯ
 ࣮ݱͰ͖Δࣗ༝౓͕มΘͬͯ͘Δ • AWS αʔϏεΛϑϧʹ࢖ͬͯΈΔ͚ͩͰ΋ׂͱ৭ʑͰ͖Δ • ʮ͏ͪͰ͸͜͏͍͏ײ͡ʯͳͲ͕͋Ε͹ڭ͑ͯ΄͍͠Ͱ͢

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PR

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We’re Hiring!!! • Software Engineer (Security) • Software Engineer (Site Reliability) • ͦͷଞͷϙδγϣϯ΋͍Ζ͍Ζ͋Γ·͢ • https://cookpad.jobs/

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Q?