ScalaとPerlでMicroservices in production / Building microservices with Perl and Scala in production

Transcript

1. ScalaͱPerlͰ

   Microservices in production
   id:aereal

   @ Cookpad Tech Kitchen #11 feat. ͸ͯͳ
   

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2. ࣗݾ঺հ
   • id:aereal
   
   • גࣜձࣾ͸ͯͳ (2012ʙ)
   
   • ͸ͯͳϒοΫϚʔΫ
   
   • ͸ͯͳϒϩά (ςοΫϦʔυ)
   
   • Perl, Ruby, Scala, Shell Script
   

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3. ͸ͯͳʹ͓͚ΔςοΫϦʔυɺ

   ͦͯ͠αʔϏεϓϥοτϑΥʔϜνʔϜͷ
   ςοΫϦʔυʹ͍ͭͯ
   http://developer.hatenastaff.com/entry/2017/09/28/110000
   

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4. ΞδΣϯμ
   • Microserviceͱͯ͠࡞ͬͨ৽αʔϏεʹ͍ͭͯ
   
   • ຊ൪౤ೖͯ͠ͷ࠾఺
   
   • Ψόφϯε
   
   • ڍ͍͛ͯͨ՝୊͸ղܾ͞Ε͔ͨ
   

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5. ৽αʔϏεʹ͍ͭͯ
   

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6. http://hatenablog.com/
   

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7. “͸ͯͳϒϩάΛ΋ͬͱຊ֨తʹ࢖͍͍ͨํͷͨ
   Ίʹɺ༗ྉϓϥϯʮ͸ͯͳϒϩάProʯΛ༻ҙ͠
   ͓ͯΓ·͢ɻ޿ࠂͷඇදࣔ΍ಠࣗυϝΠϯػೳ
   ͳͲɺ͸ͯͳϒϩάΛΑΓศརʹ͓࢖͍͍ͨͩ
   ͚·͢ɻ”
   http://hatenablog.com/guide/pro
   

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8. ͸ͯͳϙΠϯτ
   ΫϨδοτΧʔυ
   ίϯϏχৼࠐ
   ۜߦৼࠐ
   ࢖༻
   https://www.hatena.ne.jp/shop/point/list
   

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9. http://hatena.g.hatena.ne.jp/hatena/20150529/1432869070
   

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10. վम or ࡞Γ௚͠
    • چγεςϜ͸ϞϊϦγοΫ
    
    • ܾࡁͯ͠͸ͯͳϙΠϯτΛνϟʔδ͢Δ
    
    • ͸ͯͳϙΠϯτΛ࢖ͬͯߪೖ͢Δ
    
    • ࢓༷Λ੔ཧ͢Δ͍͍ػձͰ΋͋Δ
    

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11. ܾࡁ୅ߦαʔϏε

    (֎෦)
    ͸ͯͳͷαʔϏε
    (ϒοΫϚʔΫͳͲ)
    ݱߦܾࡁγεςϜ
    ϙΠϯτ؅ཧ
    ڞ༗Ϟδϡʔϧ
    ༗ྉϓϥϯ؅ཧ
    ґଘ
    ͸ͯͳͷαʔϏε
    ґଘ
    ͸ͯͳͷαʔϏε
    ґଘ
    etc. ΞΧ΢ϯτ
    چܾࡁγεςϜͷߏ੒
    

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12. چܾࡁγεςϜͷߏ੒
    • ܾࡁγεςϜ: WebΞϓϦέʔγϣϯ
    
    • API͸ͳ͘HTMLͷϑΥʔϜ͕͋ΔͷΈ
    
    • ڞ༗Ϟδϡʔϧ: ܾࡁ୅ߦαʔϏεͱ௨৴͢Δ࣮૷
    
    • ͨ͘͞ΜͷϦϙδτϦ͔Βґଘ͞Ε͍ͯΔ
    
    • ڞ༗DBΛૢ࡞͢Δ
    

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13. چܾࡁγεςϜͷվम?
    • ΄ͱΜͲݱ࣮తͰ͸ͳ͍
    • ޓ׵ੑʹؔ͢ΔεΩʔϜ͕ͳ͍
    
    • ׬શޙํޓ׵ or die
    
    • ෳ਺ͷυϝΠϯ͕ೖΓཚΕ͍ͯΔ
    
    • ݱࡏͷ࢓༷ʹӨڹΛڧ͘ड͚Δ
    
    • վળ͕·ΘΒͳ͍
    

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14. ϑϧεΫϥον
    

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15. ৽ܾࡁγεςϜ
    • ܾࡁ୅ߦαʔϏεͷήʔτ΢ΣΠͱͯ͠ಇ͘
    
    • ͸ͯͳϒϩάProͷ෇༩ͳͲ͸֤αʔϏεʹҠৡ
    
    • JSON over HTTPͳAPIͷΈΛఏڙ͢Δ
    
    • ର৅͸SSKDs (= small set of known developers)
    

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16. ৽ܾࡁγεςϜ

    ߏ੒ਤ
    ܾࡁ୅ߦαʔϏε

    (֎෦)
    ͸ͯͳͷαʔϏε
    ༗ྉϓϥϯͷ
    ঢ়ଶ؅ཧ ৽ܾࡁγεςϜ
    UI
    API
    

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17. http://staff.hatenablog.com/entry/2017/07/10/160000
    

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18. ຊ൪౤ೖͯ͠ͷ࠾఺
    

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19. ͦͷલʹৼΓฦΓ
    

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20. ϚΠΫϩαʔϏεͰ࡞Δ͔
    • 1ʙ3ষʹ͔͚ͯϝϦοτ΍
    ʮ༏ΕͨαʔϏεʯʹ͍ͭͯ
    ड़΂ΒΕ͍ͯΔ
    
    • ϚΠΫϩαʔϏεʹΑͬͯ

    αʔϏε͸ΑΓΑ͘ͳΔͷ͔
    
    • ΨόφϯεͳͲɺ

    ίετ͸෷͑ΔͩΖ͏͔
    https://www.oreilly.co.jp/books/9784873117607/
    

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21. ૄ݁߹ͱߴڽूੑ
    1. ϞϊϦγοΫͰखΛೖΕͮΒ͍ (ີ݁߹)
    
    2. ৽ͨʹ༗ྉϓϥϯΛಋೖ͍ͨ͠αʔϏε͸࠶࣮૷
    
    3. υϝΠϯ஌͕ࣝྲྀग़ (௿ڽूੑ)
    
    4.
    

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22. ࣋ଓՄೳʹ࡞Γ (ͳ͓͠) ͍ͨ
    • είʔϓΛখ͘͞໌ྎʹอͭ
    
    • ૄ݁߹ (ʰϚΠΫϩαʔϏεΞʔΩςΫνϟʱ3.2.1)
    
    • ߴڽूੑ (ʰϚΠΫϩαʔϏεΞʔΩςΫνϟʱ3.2.2)
    
    • ෼ׂ౷࣏͢Δ
    
    • ٕज़ҟ࣭ੑ
    
    • σϓϩΠͷϥΠϑαΠΫϧΛૣΊΔ
    

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23. ͏·͍ͬͨ͘?
    • Ψόφϯε͸͏·͍͔ͬͨ͘
    
    • ૄ݁߹ʹͳ͔ͬͨ
    
    • ߴڽूʹͳ͔ͬͨ
    

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24. Ψόφϯε: ̋
    • ͸ͯͳϒϩάͱ৽ܾࡁγεςϜΛ

    ڠௐͤͯ͞มߋ͢Δඞཁ͕͋Δ
    
    • → νʔϜΛϞϊϦγοΫʹ͢Δ͜ͱͰ෼அΛ๷͛ͨ
    
    • ଞνʔϜͱͷ࿈ܞ΋͓͓ΉͶ໰୊͸ى͖ͳ͔ͬͨ
    
    • ৽ܾࡁγεςϜͷϏδϣϯΛڞ༗͍ͯͨ͠
    
    • → ͍͖ͳΓγεςϜ͕ૠ͛ସΘΔ͜ͱ͸ͳ͔ͬͨ
    

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25. ϞϊϦγοΫͳνʔϜ
    • ͸ͯͳϒϩάଆͷ։ൃͱ৽ܾࡁγεςϜͷ։ൃϝϯόʔΛ
    Ұகͤͨ͞
    
    • (౰ॳɺ͸ͯͳϒϩάଆΛଞͷϝϯόʔʹ͓ئ͍͢Δ͜ͱ
    ΋ݕ౼͍ͯͨ͠)
    
    • → ஌͕ࣝڽू͞Εɺຊ౰ʹඞཁͳ΋ͷΛద੾ʹ࡞Εͨ
    

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26. ૄ݁߹: ̋
    • UI૚ͱAPI૚ΛผͷݴޠͰ࣮૷͢Δ͜ͱͰ෼அ
    
    • UI૚ = Perl, API૚ = Scala
    
    • → چγεςϜͰ໰୊ͱͳͬͨڞ༗ΧʔωϧԽΛ๷͙
    
    • ޓ׵͕ඞཁͳೝূΛUI૚ʹཹΊΒΕͨ
    
    • → ݁Ռͱͯ͠UI૚͕API૚ʹର͢Δ෗ഊ๷ࢭ૚ʹͳΔ
    

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27. ߴڽूੑ: ˚
    • UI૚ͱAPI૚ͷσϓϩΠλΠϛϯάΛἧ͑Δඞཁ͕͋Δ
    
    • → ͚ͩ͜͜ݟΔͱ࣌ظঘૣͩͬͨײ͸͋Δ
    
    • ʮ࠷ॳͷ30೔ؒ͸ແྉͰར༻Ͱ͖Δʯͱ͍͏৘ใ͸ɺ

    ͸ͯͳϒϩάʹด͍ͯ͡ΔͷͰച্ूܭ͕΍΍೉͍͠
    
    • → ϞσϦϯά͸ద੾ͩͬͨͱࢥ͏ͷͰɺ

    ूܭํ๏ͷվળͳͲͰΞϓϩʔν͍ͨ͠
    

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28. ࠾఺: 70఺
    • ͋ͱ͔ΒϦΧόʔͮ͠Β͍఺ (ྫ: Ψόφϯε) ͸

    ઌʹखΛଧͯͨ
    
    • Ұํɺٕज़తͳΞϓϩʔν (ྫ: σϓϩΠɺ౷߹ςετ) ͸
    ·ͩ·ͩ΍ΕΔ͜ͱ͕͋Δ
    

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29. ·ͱΊ
    

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30. MicroservicesԽ͸ΞϦ͔
    • ৽ܾࡁγεςϜͰ࠾༻ͨ͠ͷ͸ਖ਼ղͩͬͨ
    
    • Microservices͸ܥΛ࡞ΔͨΊͷσβΠϯ
    
    • = νʔϜ (ਓɺ૊৫) ·ͰϚΠΫϩʹ෼ׂ͢Δඞཁ͸ͳ͍
    
    • ͦͷ୅ΘΓ͖ͪΜͱ๧ࢠΛඃΓ௚ͤͳ͍ͱ͍͚ͳ͍
    

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31. ׬
    

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