GCPの環境が最近急速に整ってきたので、 既存のECS環境をGKE上に構築してみた話 ※ サービス自体を移行した話ではないです
ECS to GKEʙ࣮ӡ༻͔Βߟ͑Δίϯςφӡ༻ͷ࠷దԽʙ.JOBNJ"PZBNB/JHIU
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ࣗݾհେೆɹݡ྄גࣜձࣾφϏλΠϜδϟύϯΞʔΩςΫτCloud, Container, Datadog
NAVITIME × CloudΦϯϓϨத৺ʢ2000نʣϩάج൫ɺσʔλੳɺCDN ͳͲͰར༻FaaS Λར༻ͨ͠ Serverless Architecture ͳͲࠃ͚αʔϏε
NAVITIME × Cloudւ֎͚αʔϏεΫϥυʢेΠϯελϯεنʣNAVITIME Transit ʢւ֎͚αʔϏεʣNAVITIME Travelʢւ֎ཱྀߦऀ͚αʔϏεʣ
NAVITIME Travelւ֎ཱྀ͚ߦऀ͚νέοτ༧αʔϏεWEB Ͱఏڙ2016/11 ϩʔϯνɺAWS ECS Λར༻
NAVITIME TransitiOS, Android, WEB Ͱఏڙւ֎͚ҊαʔϏε2015/04 ʙ ΦϯϓϨ͔Β AWS ҠߦʢEC2ʣ2016/03 ʙ ECS Λར༻→GKE Ͱࢼͯ͠Έͨ
ຊ͓͢͠Δ͜ͱGCP ͷڥ͕࠷ۙٸʹ͖ͬͯͨͷͰɺطଘͷ ECS ڥΛ GKE ্ʹߏஙͯ͠Έͨ※ αʔϏεࣗମΛҠߦͨ͠Ͱͳ͍Ͱ͢
AgendaECS ࠾༻ͷཧ༝ECS Λӡ༻ͯ͠ΈͯGKEʢGoogle Container EngineʣGKE ར༻ͷಈػGKE ࢼͯ͠Έͯ·ͱΊࠓޙ
ECS ࠾༻ͷཧ༝ɾAWS ͷ࣮ࣾɾAWS ͷ֤ίϯϙʔωϯτͱͷ࿈ܞɹɾಛʹ CloudformationɾγϯϓϧͰബ͍࣮ɾ·ͣطଘαʔόͷ Docker ԽΛඪʹͨ͠
ECS Λӡ༻ͯ͠Έͯɾ҆ఆՔಇதɾECS, ECS पลͷΞοϓσʔτ͕ॆ࣮ɹɾಈతϙʔτ & ALB ͷߏ͕ͱΕΔɹɾSpot Fleet ΠϯελϯεͱΈ߹Θ͍ͤͨɹɾcfn ͷ yaml ରԠຯʹخ͍͠ɾཧܗʹ͍͖ۙͮͯͨ
ECS Λӡ༻ͯ͠ΈͯɾϓϩϓϥΠΤλϦɾίϯςφ୯ҐͰͷϦιʔεΛݟΒΕͳ͍ɹɾDatadog Ͱࢹʢ$18/instanceʣɾssh ͢ΔʹλʔϛφϧΛ্ཱͪ͛Δͷ͕ࡶɾϩάݕࡧʹ Amazon ES, Redshift Λ͏ͱߴֹ
GKEʢGoogle Container EngineʣɾGKE Kubernetesʢk8sʣ ͷϚωʔδυαʔϏεɹɾk8s Google ͕ެ։ͨ͠ίϯςφεέδϡʔϥɾNAVITIME αʔϏεΦϯϓϨࢿ࢈͕ଟ͍ͨΊɹΦʔϓϯιʔεͳ k8s ͰཧͰ͖Δͱ͏Ε͍͠ɾOpenshift v3 ͕ Docker & k8s Λ࠾༻ɹɾΦϯϓϨڥͷίϯςφҠߦ࣌ʹڞ௨Խ͍ͨ͠
GKE ར༻ͷಈػɾTokyo Region ։ઃɾCloud SQL 2nd Gen.ʢβʣɹɾMySQL ͷ४ಉظϨϓϦέʔγϣϯɹɾ1st Gen. ͔ΒੑೳΞοϓʢRDS ΑΓˢʣɹɹɾεϨου͕ଟ͍߹ Aurora ͷํ͕҆ఆɹɾCloud Proxy SQL
GKE ར༻ͷಈػɾStackdriverʢβʣɹ2014 Google ʹങऩ͞ΕͨϞχλϦϯάαʔϏεɹɾStackdriver MonitoringɹɹɾGKE ίϯςφͷϞχλϦϯάՄೳɹɾStackdriver LoggingɹɹɾGKE ͳΒඪ४Ͱग़ྗ
GKE Λࢼͯ͠ΈͯɾGoogle Cloud Shellɹɾϒϥβ্Ͱ͑Δ CLI ڥɹɾඵͰىಈɺศརɾgcloud, kubectlɹɾײతͰѻ͍͍͢ɹɾaws cli ίϚϯυ͕͘ json Ͱฦ٫͞ΕΔͷͰՃʹҰखؒඞཁ
GKE Λࢼͯ͠Έͯ
ɾStackdriverɹɾStackdriver MonitoringɹɹɾPod, Container ୯ҐͰϞχλϦϯάՄೳɹɾStackdriver Loggingɹɹɾadvanced logs filter ͕͍͍͢ɹɹɾBigQuery ͱͷ࿈ܞ͢͠͞GKE Λࢼͯ͠Έͯ
·ͱΊɾECS Λ͍͍ͨύλʔϯɹɾݫີͳΞΫηε੍ޚɹɾAWS ֤ίϯϙʔωϯτͷطଘࢿ࢈ɹɾAurora ͷ҆ఆੑ
·ͱΊɾGKE Λ͍͍ͨύλʔϯɹɾKubernetesɹɾΦϖϨʔγϣϯ࣌ͷ͍উखɹɾϩΪϯάͷखܰ͞ɹɾϞχλϦϯάͷखܰ͞
ࠓޙɾ৽نɺখنαʔϏεͰ GKE Λಋೖͯ͠ΈΔɾطଘࢿ࢈ɺΞΫηε੍ޚ͕ٻΊΒΕΔ߹ɺ͜Ε·Ͱ௨Γ ECS Ͱߏஙɹɾϩά҆Ձʹղੳ͍ͨ͠ͷͰҎԼͷΈ߹ΘͤɹɾECS + fluentd + Stackdriver LoggingɾRancher, Mesos ͳͲࢼͯ͠ΈΔ
re:Invent 2016 ߦ͖ͬͯ·ͨ͠
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