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Docker @ ANTELDY W

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಺ా ੣ޛ

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@spesnova

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Wantedly ʹ͍ͭͯ

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ݟ͚ͭΔ৔ॴ Λ࣋ͬͯऔΓ૊Ή࢓ࣄΛ ৘೤

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150,000 Ϣʔβʔ! 5,000 ࣾ! 30 ਓ͘Β͍ 2015/01/17ݱࡏ

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2 (2) Rails! 4 iOS! 1 Android! 1 (1) Infrastructure 2015/01/17ݱࡏ

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ࠓ೔ͷ࿩

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͔ΒֶΜͩ͜ͱ Docker in production

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heroku 2011 Ն ~ 2014 Ն

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Rails on

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web! worker! scheduler! on-off

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ଞ͸શ෦ AWS

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Search! Database! Storage! Image distribute! etc…

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Chef Ͱ؅ཧ

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͋ͱ SaaS

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NewRelic! Logentries! Wercker! DNSimple! etc…

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GitHub Flow

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heroku࣌୅

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heroku࣌୅ σϓϩΠ଎͍ʢ2෼ʣ εέʔϧ଎͍ʢ1෼ʣ Dyno ͷૢ࡞؆୯

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౦ژϦʔδϣϯ͕ͳ͍ ͚ͩͲ…

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Docker 2014 Ն ~

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ͳ͍ͨ͘͠ ౦ւ؛΁ߦͬͯؼͬͯΛ

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AWS Ҡߦ + Docker

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Rails Λ heroku ! ͔Β Docker ΁

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৭ʑࢼͯ͠: Elastic beanstalk Centurion Chef with Docker

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͜Εʹͨ͠: Capistrano3 Chef Packer

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Dockerϗετ Ubuntu 14.04LTS

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DockerϨδετϦ Private Registry (S3)

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DockerϨδετϦ ೝূճආͱՄ༻ੑͷͨΊ! શϗετʹ഑උ

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Capistrano Ͱ “ελςΟοΫ”! ΦʔέετϨʔγϣϯ

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σϓϩΠ! ίϯςφͷૢ࡞! ϗετͷૢ࡞! etc…

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σϓϩΠ Dockerfile ͰϏϧυ Nginx Ͱ৽چίϯςφ੾Γସ͑

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Chef ͱ Packer Ͱ ϏϧυʢҰ෦ʣ

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DockerϗετAMI! “base” Πϝʔδ! “ruby” Πϝʔδ! etc…

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Datadog Ͱ ϞχλϦϯά

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No content

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Logentries gemͰ ϩάऩू

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ֶΜͩ͜ͱ

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DockerϏϧυ Dockerfileͦͷ··࢖͓͏

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Chef+Packer ͰϏϧυ! →Ωϟογϡཉ͍͠! →ඞཁͳπʔϧ͕ଟ͍

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Dockerfile ಈతੜ੒! →ཧղͮ͠Β͍

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DockerfileͰॻ͘ͷ͸ਏ͍! ෳࡶͳΞϓϦέʔγϣϯ! →͓ͦΒ͘ίϯςφʹ޲͔ͳ͍! →VM ޲͖͔΋

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γϯϓϧ͞ΛอͭͨΊ ͷ੍໿Λड͚ೖΕΔ

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Dockerϗετ ϗετ͸ܰྔʹ͓ͯ͘͠

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ϗετ͸AMIম͍ͯΔ! →Կ͔ม͍͑ͨ! →AMIম͘! →docker pull ΍Γ௚͠! →ϗετ͝ͱ blue-green! →݁ߏେม

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ϗετʹ৭ʑೖΕͯΔͱ! ୯७ʹ؅ཧ୆਺ഒ૿͢Δ

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ڈ೥৭ʑେมͩͬͨ…

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ίϯςφͷ࢖͍ํ heroku ͔Βֶ΅͏

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heroku ࢖ͬͯαʔϏε ӡ༻ͨ͠ܦݧ͕ྑ͔ͬͨ

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one-off ίϯςφͱ͍͏࢖͍ํ! ৗʹ“ࣺͯΒΕΔ”Α͏ʹ͓ͯ͘͠! ઃఆ͸؀ڥม਺Ͱ౉͢! ίϯςφΛࡌͤΔج൫ʹඞཁͳ΋ͷ! etc…

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ͦͷଞ 1 ίϯςφ 1 ϓϩηε! ϩά͸ stdout/stderr ΁! ϞχλϦϯάɾϩάऩू͸ઐ༻ίϯςφͰ! restart Φϓγϣϯ࢖͏! ग़དྷΔ͚ͩશͯίϯςφͰ΍Δ! Private Registry Φεεϝ͠ͳ͍! etc…

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CoreOS 2015 ౙ ~ ?

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ϗετΛܰྔʹ͍ͨ͠

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capistrano͸୆਺૿͑Δͱ஗͍

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Rails ίϯςφҎ֎΋ࡌ͍ͤͨ etc…

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CoreOS ಋೖʹ νϟϨϯδத

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WebPରԠը૾αʔόʔ! ίϯςφͷςετ nginx-image-server

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etcd / fleet Λϕʔεʹͨ͠! ΦʔέετϨʔγϣϯπʔϧ kujiraʢࣾ಺πʔϧ։ൃதʣ

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ֶΜͩ͜ͱ ࣗಈΞοϓσʔτ͸·ͩෆ҆ఆ, off ͕ແ೉! fleet ͸Ϧιʔε؅ཧ͠ͳ͍ͷͰμΠφϛο ΫΦʔέετϨʔγϣϯ͸஫ҙ͢΂͖! k8s ͷ Pod ͷ֓೦͕ඞཁʹͳΔཧ༝! cloud-config ͸࠷খݶʹͯ͠ fleet ࢖͏! etc…

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ֶΜͰΔ͜ͱ ίϯςφΦʔέετϨʔγϣϯ! fleet ʹ͓͚ΔϦιʔε؅ཧ! etcd ͷΫϥελӡ༻ϊ΢ϋ΢! systemd ͷৄ͍͠࢖͍ํ! etc…

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·ͱΊ ໎ͬͨΒγϯϓϧͳํʂ! Docker & CoreOS ָ͍͠ʂ! ҙݟަ׵͠·͠ΐ͏ʂ

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͓ΘΓ

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Q&A