Syntheticsで簡単外形監視！

by wkm2

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SyntheticsͰ؆୯֎ܗ؂ࢹʂ 2020/5/9 JAWS-UG ৽ׁ #8 एদ ߶ࢤ

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Who am I ? • एদ ߶ࢤ / Takeshi Wakamatsu • ΞΠϨοτגࣜձࣾ / cloudpack • ΠϯϑϥΤϯδχΞ + PM + Ϛωʔδϟ • AWSͷ(ओʹΠϯϑϥνοΫͳ)ߏஙɺӡ༻Λ୲౰ • JAWS-UG ॳ৺ऀࢧ෦ͷӡӦ΍ͬͯͨ͜ͱ΋ @t_wkm2

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৽ׁͱͷ͝ԑ • ࣮͸5೥ؒॅΜͰ·ͨ͠ʂ • ݩΞϧϏϑΝϯ(2009~2013ࠒ) • ΞΠγςϧ—χΠΨλ • ΠλϦΞϯ͸Έ͔͖ͮ೿(͋Μ·Γ৯΂ͳ͔͚ͬͨͲ) • ώϚͳͱ͖͸ُδϟεʹߦ͘

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SyntheticsͰ؆୯֎ܗ؂ࢹʂ

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֎ܗ؂ࢹͬͯͳΜͩʁ

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֎ܗ؂ࢹͬͯͳΜͩʁ • γεςϜ֎෦͔Βݟͨͱ͖ʹਖ਼ৗͳಈ࡞Λ͍ͯ͠Δ͔Λ؂ࢹ͢Δ͜ͱ • ओʹURL؂ࢹʹ࢖ΘΕΔ༻ޠ • ΄Μͱ͸֎ܗ؂ࢹͱ͍͏ݴ༿͸ద౰Ͱͳ͍Β͍͠(Ͳ͏Ͱ΋͍͍)

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SyntheticsͬͯͳΜͩʁ

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SyntheticsͬͯͳΜͩʁ • Amazon CloudWatch Synthetics ͷ͜ͱ • LambdaͳͲͷطଘϦιʔεΛ૊Έ߹Θͤͨπʔϧ • ͓खܰʹ֎ܗ؂ࢹͰ͖Δ • ॕʂGAʂ (2020/4/23)

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Synthetics ʹ ߹੒؂ࢹ ͱͷ͏Θ͞ • ߹੒ = ਓ޻తͳ΋ͷ • ਓ޻త͡Όͳ͍ ʹ ਓ͕ϒϥ΢β౳ͰΞΫηε͢Δ΋ͷ • ߹੒؂ࢹ͸ਓ͕ૢ࡞͢ΔڍಈΛػցతʹ໛ͯ͠ਖ਼ৗʹಈ࡞͢Δ͔Λ؂ ࢹ͢Δ • SeleniumΛΠϝʔδͯ͠΋Β͑Ε͹Θ͔Γ΍͍͢

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؆୯ʂ֎ܗ؂ࢹઃఆʂ

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ࠓճͷΰʔϧ • ୯७ͳURL؂ࢹ(HTTP Status Code : 200͕ฦΔ͜ͱΛਖ਼ৗͱ͢Δ) • ҟৗ(200Ҏ֎͕ฦΔ)Λݕ஌ͨ͠৔߹ʹϝʔϧΛૹ৴

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ࠓճ࡞੒͢ΔSyntheticsͷΠϝʔδ

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લఏ৚݅ • ؂ࢹର৅ͷURL͕طʹଘࡏ͢Δ • ࠓճ͸ALB→EC2Λ࡞੒ࡁΈ • Amazon SNSͰτϐοΫΛ࡞੒ࡁΈ • ϝʔϧΞυϨε΋ೝূࡁΈͰϝʔϧ͕ૹΕΔঢ়ଶ • ը໘Ωϟϓνϟ͸2020/5/9ݱࡏͷ΋ͷͳͷͰɺมߋ͞ΕΔՄೳੑ͋Γ

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CanaryΛ࡞੒͢Δ • Synthetisͷ؂ࢹ͸Canaryͱ͍͏୯ҐͰ࡞੒Ͱ͖Δ • CloudWatchϖʔδͷࠨϖΠϯΛݟΔͱίίʹ͋Δ

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CanaryΛ࡞੒͢Δ • “CanaryΛ࡞੒” Λԡͯ͠࡞੒Λ࢝ΊΔ

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CanaryΛ࡞੒͢Δ • σϑΥϧτͰ “ϋʔτϏʔτͷϞχλϦϯά” ͕બ୒͞Ε͍ͯΔͷͰɺ ͦͷ··࣍΁ • Canaryͷ “໊લ” ͱ “ΤϯυϙΠϯτURL” Λೖྗ

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CanaryΛ࡞੒͢Δ • CloudWatch ΞϥʔϜΛઃఆ͢Δ • “৽͍͠ΞϥʔϜͷ௥Ճ” Λԡͯ͠ΞϥʔϜΛ࡞੒͢Δ • σϑΥϧτͰ੒ޭ཰͕90%ҎԼʹͳͬͨΒΞϥʔϜʹͳΔઃఆ

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CanaryΛ࡞੒͢Δ • ΞϥʔϜʹͳͬͨࡍͷ௨஌Λઃఆ͢Δ • “͜ͷ Canary ͷ௨஌Λઃఆ͢Δ” ͕͋ΔͷͰ։͘ • ࠓճ͸طଘͰ “wakamatsu-alert” Λ࡞੒͍ͯ͠ΔͷͰɺͦΕΛબ୒

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CanaryΛ࡞੒͢Δ • ओͳઃఆ͸ऴΘͬͨͷͰɺҰ൪Լʹ͋Δ “CanaryΛ࡞੒” Λԡͯ͠࡞ ੒Λ׬ྃ • ࡞੒·Ͱগ͕͔͔࣌ؒ͠Δ

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Canary࡞੒੒ޭʂ • CanaryΛ࡞੒ͯ͠؂ࢹ͕੒ޭ͢Δͱ͜Μͳײ͡

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WebServerΛఀࢭͯ͠ΈΔͱɺɺ • EC2ͰApache(httpd)͕ಈ͍͍ͯΔͷͰɺ͜ΕΛࢭΊΔͱɺɺ

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੒ޭ཰͕90%ҎԼʹͳͬͨͷͰ • ͜Μͳϝʔϧ͕དྷΔ

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Goal !!

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·ͱΊ

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·ͱΊ • ֎ܗ؂ࢹ͸γεςϜ֎෦͔Βਖ਼ৗͳ͜ͱΛ؂ࢹ͢Δ • Synthetics͸URL؂ࢹ͔Β߹੒؂ࢹ·ͰରԠ͍ͯ͠Δ • ؆୯ʹઃఆͰ͖ΔͷͰੋඇ͓ࢼ͠Λʂ