CoreOS 運用の所感

CoreOS Meetup Tokyo #1 での発表資料。
etcd, fleet オフにして使ってるので期待した内容ではないかもですが...
http://coreos-meetup-tokyo.connpass.com/event/12596/

Transcript

1. @spesnova
   CoreOSӡ༻ͷॴײ
   

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2. @spesnova
   

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3. Favorites
   &
   

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5. Dockerಛूॻ͖·ͨ͠
   2015/04/23 ൃച
   

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6. Dockerಛूͷ໨࣍
   1. ੒Γཱ͔ͪΒֶͿجຊͱશମ૾
   2. ࣮ઓ౤ೖʹ޲͚ͯ཈͓͖͍͑ͯͨצॴ
   3. ຊ൪ӡ༻Λݟਾ͑ͨΠϝʔδͷ࡞Γํ
   4. Capistrano, Swarm ʹΑΔΦʔέετϨʔγϣϯͷ࣮ફ
   5. ίϯςφͷCIɺϞχλϦϯάɺϩάɺϗετͷϝϯςφϯε
   

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7. ࠓ೔ͷ࿩
   CoreOS ӡ༻ͷॴײ
   ஌ݟͱ͍͏΄Ͳཷ·ͬͯͳ͍…
   

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8. ࠓͷ CoreOS ӡ༻ํ๏
   

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9. Ͳ͜Ͱ࢖ͬͯΔ͔
   • CoreOS on EC2
   • ը૾ϦαΠζίϯςφͷϗετʹ
   • ࣍͸ Elasticsearch ΫϥελͰ
   

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10. σϓϩΠ
    • ৽͍͠ EC2 Πϯελϯε౤Լ
    • cloud-config Ͱίϯςφىಈ
    • ELB ഑ԼΛϒϧʔάϦʔϯ
    

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11. CoreOS on EC2 Λىಈ
    IUUQRJJUBDPNTQFTOPWBJUFNTCEDFFBFE
    

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12. ϩά
    • journal Λશ෦ logentries ʹૹΔ
    • fluend ίϯςφ࢖ͬͯ΋Α͍ͱࢥ͏
    IUUQRJJUBDPNTQFTOPWBJUFNT⒎CDFEEBC
    

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13. ϞχλϦϯά
    

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14. etcd,fleet ͸ࠓͷͱ͜ΖΦϑ
    ·ͣ͸ etcd,fleet Ҏ֎ͷ஌ݟΛஷΊΔ
    

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15. ͳͥ etcd,fleet ࢖Θͳ͍ʁ
    etcd,fleet ࢖͏
    = μΠφϛοΫΦʔέετϨʔγϣϯ
    => ϦιʔεϚωδϝϯτͲ͏͢Δʁ
    => μΠφϛοΫϧʔςΟϯά͸?
    => ͦͷଞॾʑμΠφϛοΫʹ
    

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16. μΠφϛοΫΦʔέετϨʔγϣϯ
    • fleet ͸ϦιʔεϚωδϝϯτ͠ͳ͍
    • ॾʑ etcd ͷ҆ఆӡ༻͕લఏ
    • ϝϦοτ΋େ͖͍
    => Ops ଆʹ΋ͨΒ͞ΕΔෳࡶੑ
    => Ͳ͏ϋϯυϦϯά͢Δ͔໛ࡧத
    

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17. ࣗಈΞοϓσʔτ΋ࠓ͸Φϑ
    ࣗಈΞοϓσʔτͰશ୆ϦϒʔτࠔΔ
    => locksmith ͕ඞཁ
    => etcd ͕ඞཁ
    => etcd ͷ҆ఆӡ༻͕લఏ৚݅
    

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18. खಈͰΞοϓσʔτ
    IUUQRJJUBDPNTQFTOPWBJUFNTFGBEDBFDDFF
    

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19. CoreOS ӡ༻ॴײ
    

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20. etcd,fleetΦϑͰ΋ϝϦοτ͸͋Δ
    • ϗετϚγϯߏஙλεΫ͕΄΅ͳ͍
    • AMI ম͘ඞཁ͢Βͳ͘ͳͬͨ
    • ηΩϡϦςΟରԠָ͕
    • CoreOS ىಈ଎͍
    • ίϯςφͱϗετͷ෼཭͕ਐΜͩ
    

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21. ྫ: GHOST ରԠ
    • alpha ͱ beta ʹΞοϓσʔτ͘Δ
    • 1೔஗ΕͰ stable ʹΞοϓσʔτ͘Δ
    • ࠷৽όʔδϣϯͰ EC2 ౤Լͯ͠ϒϧʔάϦʔϯ
    • ·ͨ͸ ELB ͔Β֎ͯ͠ΞοϓσʔτͱϦϒʔτ
    

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22. ૺ۰ͨ͠໰୊
    • CoreOS ͕ EC2 ͰΫϥογϡ #204
    • CoreOS Ξοϓσʔτதʹ btrfs ىҼͰ Disk latency
    ΊͬͪΌ্͕Δ #259, #263
    • Outband traffic ʹ໰୊͋Γɺίϯςφ಺ͷαʔϏε͕
    ໊લղܾͰ͖ͳ͍ #297
    

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23. CoreOS channel બͼ
    • alpha ͸඼࣭తʹ alpha ͱ͍͏ҙຯ͡Όͳ͍
    • Ξοϓσʔτ͕དྷΔස౓Λද͢
    • alpha ͸਺೔ຖɺbeta ͸1,2िؒ͝ͱ, stable ͸ 1ϲ݄ຖ
    • stable ͕ग़ͨ໰୊͕ alpha, beta ͷॱͰ௚Δ
    • alpha ͸க໋తͳΞοϓσʔτ΋དྷΔͷͰආ͚Δ
    • stable ͕ stable ʹͳΔ·Ͱ͸ beta ͕ྑ͍?
    

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24. Tips: CoreOS ͷόʔδϣχϯά
    ࠷ॳͷϏϧυ͔Βܦͬͨ೔਺Λࢦ͢
    ɹ࠷ॳͷϏϧυ͸ 2013 ೥ 07 ݄ 01 ೔
    

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25. ΍Γ͍ͨ͜ͱ
    

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26. Ops ͕ϘτϧωοΫͰεϐʔυײམͱͨ͘͠ͳ͍
    

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27. ηϧϑαʔϏεԽ
    Dev ͱ Ops ͕Ұॹʹ Chef Ϩγϐॻ͘
    Ops ͕ Chef Λద༻
    Dev ͕ Dockerfile ॻ͘ɺΠϝʔδΛϏϧυ
    Dev ͕ίϯςφΛσϓϩΠ
    

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28. Dev, OpsΛྑ͍ҙຯͰ෼཭͢Δ
    Dev owns the containers
    Ops owns the platform
    

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29. Ops behind the API
    Dev owns the containers
    Ops owns the platform
    

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30. Ͳ͏͢Δ͔ݕ౼த
    • μΠφϛοΫΦʔέετϨʔγϣϯඞཁ
    • k8s ࢖͏?
    • Heroku tokyo region ଴ͪ?
    • flynn, deis, latice Ͱ OSS PaaSʁ
    • ECS? GKE ʹ೚ͤΔʁ
    • Hashicorp ੡…ʁ
    • Swarmʁ
    

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31. ·ͱΊ
    

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32. ·ͱΊ
    • etcd,fleet ΦϑͰ΋ϝϦοτ͋Δ
    • όά΋͋Δ
    • Ops behind the API ʹνϟϨϯδ
    • ҙݟަ׵ɾϊ΢ϋ΢ڞ༗͠·͠ΐ͏
    

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