kuroko2の近況とクックパッドのバッチ周りの概況

Transcript

1. LVSPLPͷۙگͱ
   ΫοΫύουͷόονपΓͷ
   ֓گ
   
   $PPLQBE5FDI,JUDIFO
   

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2. ࣗݾ঺հ
   • େੴӳհ
   • ٕज़෦ ։ൃج൫άϧʔϓ
   • ڞ௨ܾࡁج൫΍kuroko2ͷӡ༻
   ͳͲ
   • ෳ਺αʔϏεؒͷ੔߹ੑͷऔ
   Γ૊Έʹ͍ͭͯ
   

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3. "HFOEB
   • Kuroko2 ͷۙگ
   • ΫοΫύουͷόονपΓͷ֓گ
   • ߏ੒ɺӡ༻ํ๏ɺσϓϩΠํ๏ͳͲʹ͍ͭͯ
   

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4. LVSPLPͷۙگ
   

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5. LVSPLPͱ͸
   • web-based job scheduler / workflow engine.
   • ࢀߟࢿྉ
   • repository: https://github.com/cookpad/kuroko2
   • ΫοΫύουͷδϣϒ؅ཧγεςϜ kuroko2 ͷ঺հ
   • The Design Philosophy of Kuroko2
   • kuroko2 documentation
   

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6. ΞʔΩςΫνϟ
   • Overview https://github.com/cookpad/kuroko2/blob/master/docs/index.md
   

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7. LVSPLPͷԊֵ
   • 2015/04 ౰ٕ࣌ज़෦௕ͩͬͨ Naoto Takai (ݱΤϯδχΞ౷ׅϚωʔδϟʔ )ͷεΧϯΫ
   ϫʔΫʹΑͬͯ։ൃ͞Εɺࣾ಺ʹಋೖ͞ΕΔ
   • 2015/05 େੴ͕ kuroko2 ͷϝϯςΛҾ͖ܧ͙
   • 2015/12 ΫοΫύου։ൃऀϒϩάʮΫοΫύουͷδϣϒ؅ཧγεςϜ kuroko2 ͷ঺
   հʯ
   • OSSʹ͸͠ͳ͍ͭ΋Γͩͬͨ
   • 2016/10 ಥવͷOSSԽ
   • ॾൠͷࣄ৘ʹΑΓαΠϨϯτͳϦϦʔε
   • ʮOSS ʹͳͬͨ Kuroko2 ΛͲ͜ΑΓ΋ૣ͘ಋೖͨ͠ͷͰ঺հ͍ͨ͠ϒϩάʯͰ
   OSSԽ͕ੈؒʹ஌Ε౉Δ
   • 2017/01 Naoto Takai ͷࣾ಺޲͚LTʮThe Design Philosophy of Kuroko2ʯެ։
   

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8. LVSPLPͷํ਑
   • ݱ࣮తͳӡ༻Λݟਾ͑ͨ҆ఆͨ͠ઃܭΛอͭ (The Design
   Philosophy of Kuroko2 p.20)
   • ൥ࡶʹͳΓ͕ͪͳόονδϣϒ؅ཧͷ໰୊ΛUI/UXͳͲͰղ
   ܾ͢Δ
   • γϯϓϦγςΟ
   • εέδϡʔϥʔͱ൚༻ੑͷߴ͍ϫʔΫϑϩʔ؅ཧʹప͢Δ
   • ͏·͘֎ͷػߏͱ࿈ܞ͢Δ (Bricolage, Hako)
   • ඞཁͳ෦෼͚ͩʹ։͔Ε֦ͨுੑ
   

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9. ֦ுੑ
   • ͨ͘͞Μ঺հ͍ͨ͠ػೳ͸͋Γ·͕͢ࠓճ͸࣮ࡍʹ
   ݱ৔ʹ kuroko2 Λ౤ೖ͢Δࡍʹ໾ཱͪͦ͏ͳɺ
   kuroko2 Λ֦ு͢Δํ๏Λ঺հ͠·͢
   

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10. ΧελϜλεΫ
    1. λεΫͷ࡞੒
    $ cd your_kurko2_rails_apps/
    $ mkdir -p lib/kuroko2/workflow/task/
    $ cat > my_project_runner.rb
    module Kuroko2
    module Workflow
    module Task
    class MyProjectRunner < Execute
    def chdir
    '/home/alice/my_project'
    end
    def shell
    "bundle exec ./bin/rails runner -e
    production #{Shellwords.escape(option)}"
    end
    end
    end
    end
    end
    2. kuroko2.yml ΁એݴ
    custom_tasks:
    my_project_runner: MyProjectRunner
    3. kuroko2 script
    env: VAL1=A
    env: VAL2=B
    my_project_runner: MyProject::Batch1.run
    

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11. ΧελϜλεΫͷ࢖͍Ͳ͜Ζ
    • γϣʔτΧοτͷ࡞੒
    • kuroko2ຊମʹखΛ͍Εͳͯ͘΋ӡ༻͍ͯ͠Δυϝ
    Πϯʹ͋Θͤͨઐ༻ͷλεΫ͕࡞ΕΔ
    • ࣮ݧతλεΫΛࢼ͢
    

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12. ,VSPLP"QQMJDBUJPO$POUSPMMFS֦ு
    1. extentionͷ࡞੒
    $ cd your_kurko2_rails_apps/
    $ cat > lib/controller_extention.rb
    module ControllerExtention
    extend ActiveSupport::Concern
    included do
    before_action :additional_before_action
    end
    private
    def additional_before_action
    if signed_in?
    # do something
    end
    end
    end
    2. kuroko2.yml ΁એݴ
    extentions:
    controller:
    - ControllerExtention
    

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13. ,VSPLP"QQMJDBUJPO$POUSPMMFS֦ுͷ࢖͍ॴ
    • ΫοΫύουͰ͸ Raven::Transports::Fluentd ΁ͷί
    ϯςΩετ௥ՃͳͲͰར༻ (Τϥʔ௨஌)
    • ϩάͳͲͷτϨʔγϯά
    • ϢʔβʔຖͷΞΫηε੍ݶ
    • Controller͚͍ͩ·ͷͱ͜ΖରԠ͍ͯ͠Δ͕ɺ΋͠ඞ
    ཁέʔε͕͋Ε͹֦ுϙΠϯτΛ૿΍͢͜ͱ͸ݕ౼͠
    ͍ͨ
    

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14. ͜Ε͔Β
    • ·ͩ·ͩະ੔උ
    • υΩϡϝϯτ
    • ΋ͬͱރΕ͍ͤͨ͞
    • ϫʔΫϑϩʔͷػೳڧԽ
    • Hako (Docker) ͱͷޮ཰తͳ࿈ܞ
    

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16. ΫοΫύουͷόονपΓͷ֓گ
    

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17. Α͋͘Δ࣭໰
    • OSSͷ kuroko2 ͸ΫοΫύουࣾ಺Ͱ࢖͍ͬͯΔͷʁ
    

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18. Α͋͘Δ࣭໰
    • OSSͷ kuroko2 ͸ΫοΫύουࣾ಺Ͱ࢖͍ͬͯΔͷʁ
    • YES
    • ࣾ಺όʔδϣϯ͸ଘࡏ͍ͯ͠ͳ͍
    • masterϒϥϯνͷϦϦʔε௚લͷ΋ͷΛৗʹ࢖͏Α͏
    ʹͯ͠ɺࣾ಺Ͱ໰୊ͳ͍͔֬ೝͯ͠ϦϦʔε͍ͯ͠Δ
    

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19. ن໛
    • ໿700ݸͷόονδϣϒ (2017/06/01࣌఺)
    • Ұ೔͋ͨΓͷ࣮ߦճ਺͸ ໿6000
    • kuroko2 ͷ্Ͱ͢΂ͯ؅ཧ
    • αʔϏεຖʹ෼͚ͣʹίϯιʔϧ͸͚̍ͭͩ
    • ͦ͜·Ͱେن໛Ͱ΋ͳ͍ (ͱࢥ͍ͬͯΔ)
    

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20. ߏ੒
    • worker (commnad-executor) ͷ਺ ໿230
    • 34ݸͷworker༻Πϯελϯε
    • ൚༻ worker༻Πϯελϯε x 10
    • CPUΛ࢖͏όον༻Πϯελϯε x 2
    • Hako (docker) ΞϓϦέʔγϣϯ༻ x 3
    • େྔϝʔϧ഑৴༻ x 8
    • ϓογϡ௨஌༻ x 4
    • DWH༻ x 1
    • ͦͷଞ x 7
    

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21. ؂ࢹ
    • CPU, Disk, Network, ࢮ׆؂ࢹ ͳͲͷఆܗͷ΋ͷʹՃ͑ͯɺδϣϒͷঢ়گΛ؂ࢹ
    • OSS kuroko2 ʹ΋͋ΔҎԼͷAPIΛఆظతʹୟ͍͍ͯΔ
    • /v1/stats/waiting_execution
    • /v1/stats/instance
    

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22. LVSPLPͷσϓϩΠ
    • kuroko2ຊମ͸ capistrano ͰσϓϩΠ
    • console, scheduler, processor, command-
    executer ͦΕͧΕʹroleΛ෼͚ͯσϓϩΠͯ͠
    worker Λ restart
    • HUPγάφϧʹΑΔ graceful shutdown
    

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23. όονδϣϒͷσϓϩΠ
    • όονͷσϓϩΠ͸ͦΕͧΕͷΞϓϦέʔγϣϯຖʹ
    ߦ͍ͬͯΔ
    • ࠷ۙͷ΋ͷ͸ hako oneshot Ͱ ECS λεΫΛ࣮ߦ͠
    ͍ͯΔͷͰ worker ʹରͯ͠഑෍͸͍Βͳ͍
    • ݹ͍ΞϓϦέʔγϣϯ͸ worker಺΁഑෍͍ͯ͠Δ
    

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24. όονδϣϒͷ؅ཧ
    • όονδϣϒ͸֤։ൃऀɺ෦ॺ͕੹೚Λ΋ͭ
    • δϣϒ͕ࣦഊͨ͠৔߹͸ɺ୲౰ऀʹϝʔϧ΍SlackͰ௨஌ɺ֤୲౰෦ॺͰϦ
    τϥΠͳͲͷରԠ͢Δ
    • δϣϒͷ description ʹো֐࣌ͷӨڹɺରԠํ๏ɺϦτϥΠͷඞཁੑͳͲΛ
    ॻ͍͓ͯ͘͜ͱͰେ͖ͳো֐࣌ʹଞͷ෦ॺ(SRE ͳͲ)Ͱ΋ରԠͰ͖ΔΑ͏ʹ
    ͍ͯ͠Δ
    • ϩά͸ kuroko2 ͔Β AWS CloudWatch Logs ʹอଘͭͭ͠ɺΞϓϦέʔγϣ
    ϯ͕ͦΕͧΕ؅ཧ͍ͯ͠Δϩά΋ଘࡏ͍ͯ͠Δ
    • ෦ॺ΍δϣϒʹ·͕ͨͬͨδϣϒͷ࿈ܞʹ͸ wait λεΫ͕Α͘࢖ΘΕ͍ͯΔ
    

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25. ·ͱΊ
    • OSS ͷ kuroko2 Λ࢖͍ͬͯ·͢
    • αʔϏεຖʹ෼͚ΔͷͰ͸ͳͯ͘ɺ΄΅͢΂ͯͷδϣϒΛ1ͭͷkuroko2
    ΞϓϦͰ؅ཧ
    • தن໛͘Β͍?
    • 700ݸͷδϣϒ
    • 6000࣮ߦ/೔
    • 230 worker
    • kuroko2 ͷػೳΛར༻ͨ͠όονઐ༻ͷ؂ࢹ߲໨͕͋Δ
    • kuroko2 ͷ job definition ͷςϯϓϨ௨Γʹӡ༻
    

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