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
2. @spesnova
3. Favorites &
5. Dockerಛूॻ͖·ͨ͠ 2015/04/23 ൃച
6. Dockerಛूͷ໨࣍ 1. ੒Γཱ͔ͪΒֶͿجຊͱશମ૾ 2. ࣮ઓ౤ೖʹ޲͚ͯ཈͓͖͍͑ͯͨצॴ 3. ຊ൪ӡ༻Λݟਾ͑ͨΠϝʔδͷ࡞Γํ 4. Capistrano, Swarm ʹΑΔΦʔέετϨʔγϣϯͷ࣮ફ 5. ίϯςφͷCIɺϞχλϦϯάɺϩάɺϗετͷϝϯςφϯε
7. ࠓ೔ͷ࿩ CoreOS ӡ༻ͷॴײ ஌ݟͱ͍͏΄Ͳཷ·ͬͯͳ͍…
8. ࠓͷ CoreOS ӡ༻ํ๏
9. Ͳ͜Ͱ࢖ͬͯΔ͔ • CoreOS on EC2 • ը૾ϦαΠζίϯςφͷϗετʹ • ࣍͸ Elasticsearch ΫϥελͰ
10. σϓϩΠ • ৽͍͠ EC2 Πϯελϯε౤Լ • cloud-config Ͱίϯςφىಈ • ELB ഑ԼΛϒϧʔάϦʔϯ
11. CoreOS on EC2 Λىಈ IUUQRJJUBDPNTQFTOPWBJUFNTCEDFFBFE
12. ϩά • journal Λશ෦ logentries ʹૹΔ • fluend ίϯςφ࢖ͬͯ΋Α͍ͱࢥ͏ IUUQRJJUBDPNTQFTOPWBJUFNT⒎CDFEEBC
13. ϞχλϦϯά
14. etcd,fleet ͸ࠓͷͱ͜ΖΦϑ ·ͣ͸ etcd,fleet Ҏ֎ͷ஌ݟΛஷΊΔ
15. ͳͥ etcd,fleet ࢖Θͳ͍ʁ etcd,fleet ࢖͏ = μΠφϛοΫΦʔέετϨʔγϣϯ => ϦιʔεϚωδϝϯτͲ͏͢Δʁ => μΠφϛοΫϧʔςΟϯά͸? => ͦͷଞॾʑμΠφϛοΫʹ
16. μΠφϛοΫΦʔέετϨʔγϣϯ • fleet ͸ϦιʔεϚωδϝϯτ͠ͳ͍ • ॾʑ etcd ͷ҆ఆӡ༻͕લఏ • ϝϦοτ΋େ͖͍ => Ops ଆʹ΋ͨΒ͞ΕΔෳࡶੑ => Ͳ͏ϋϯυϦϯά͢Δ͔໛ࡧத
17. ࣗಈΞοϓσʔτ΋ࠓ͸Φϑ ࣗಈΞοϓσʔτͰશ୆ϦϒʔτࠔΔ => locksmith ͕ඞཁ => etcd ͕ඞཁ => etcd ͷ҆ఆӡ༻͕લఏ৚݅
18. खಈͰΞοϓσʔτ IUUQRJJUBDPNTQFTOPWBJUFNTFGBEDBFDDFF
19. CoreOS ӡ༻ॴײ
20. etcd,fleetΦϑͰ΋ϝϦοτ͸͋Δ • ϗετϚγϯߏஙλεΫ͕΄΅ͳ͍ • AMI ম͘ඞཁ͢Βͳ͘ͳͬͨ • ηΩϡϦςΟରԠָ͕ • CoreOS ىಈ଎͍ • ίϯςφͱϗετͷ෼཭͕ਐΜͩ
21. ྫ: GHOST ରԠ • alpha ͱ beta ʹΞοϓσʔτ͘Δ • 1೔஗ΕͰ stable ʹΞοϓσʔτ͘Δ • ࠷৽όʔδϣϯͰ EC2 ౤Լͯ͠ϒϧʔάϦʔϯ • ·ͨ͸ ELB ͔Β֎ͯ͠ΞοϓσʔτͱϦϒʔτ
22. ૺ۰ͨ͠໰୊ • CoreOS ͕ EC2 ͰΫϥογϡ #204 • CoreOS Ξοϓσʔτதʹ btrfs ىҼͰ Disk latency ΊͬͪΌ্͕Δ #259, #263 • Outband traffic ʹ໰୊͋Γɺίϯςφ಺ͷαʔϏε͕ ໊લղܾͰ͖ͳ͍ #297
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 ͕ྑ͍?
24. Tips: CoreOS ͷόʔδϣχϯά ࠷ॳͷϏϧυ͔Βܦͬͨ೔਺Λࢦ͢ ɹ࠷ॳͷϏϧυ͸ 2013 ೥ 07 ݄ 01 ೔
25. ΍Γ͍ͨ͜ͱ
26. Ops ͕ϘτϧωοΫͰεϐʔυײམͱͨ͘͠ͳ͍
27. ηϧϑαʔϏεԽ Dev ͱ Ops ͕Ұॹʹ Chef Ϩγϐॻ͘ Ops ͕ Chef Λద༻ Dev ͕ Dockerfile ॻ͘ɺΠϝʔδΛϏϧυ Dev ͕ίϯςφΛσϓϩΠ
28. Dev, OpsΛྑ͍ҙຯͰ෼཭͢Δ Dev owns the containers Ops owns the platform
29. Ops behind the API Dev owns the containers Ops owns the platform
30. Ͳ͏͢Δ͔ݕ౼த • μΠφϛοΫΦʔέετϨʔγϣϯඞཁ • k8s ࢖͏? • Heroku tokyo region ଴ͪ? • flynn, deis, latice Ͱ OSS PaaSʁ • ECS? GKE ʹ೚ͤΔʁ • Hashicorp ੡…ʁ • Swarmʁ
31. ·ͱΊ
32. ·ͱΊ • etcd,fleet ΦϑͰ΋ϝϦοτ͋Δ • όά΋͋Δ • Ops behind the API ʹνϟϨϯδ • ҙݟަ׵ɾϊ΢ϋ΢ڞ༗͠·͠ΐ͏