Kotlin製のGraphQLサーバーをNode.jsでモジュラモノリス化している話

Transcript

1. Kotlin੡ͷGraphQLαʔόʔΛNode.jsͰϞδϡϥϞϊϦεԽ͍ͯ͠Δ࿩
   JSConf JP 2023
   @hokaccha
   

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2. 2
   About Me
   Kazuhito Hokamura
   software engineer
   @hokaccha
   @hokaccha
   

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3. @Ubie,Inc. 3
   1. ϢϏʔͷϓϩμΫτʹ͍ͭͯ
   2. ϢϏʔͷγεςϜͷݱঢ়ͱ՝୊
   3. ՝୊ʹରͯ͠औΓ૊ΜͰ͍Δ͜ͱ
   Table of Contents
   

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4. @Ubie,Inc. 4
   ࣗ෼ͷ঱ঢ়Λ౴͑Δ͚ͩͰɺ
   ࢀߟප໊΍ۙ͘ͷҩྍػؔ౳
   ʮड਍ͷख͕͔Γʯ͕ௐ΂ΒΕΔ
   ҩྍݱ৔Ͱ࣮ࡍʹ࢖ΘΕ஁͑ΒΕͨAIΛɺੜ׆ऀ͕ద੾ͳ
   ҩྍʹ͔͔Δ໨҆ͱͯ͠։์͍ͯ͠·͢ (2020೥य़ʙ)
   ແྉͰ ୭Ͱ΋
   ͍ͭͰ΋ ΄΅શͯͷ঱ঢ়Ͱˎ
   ˎ99% (1.3ສ௒)ͷ঱ঢ়ʹରԠ
   

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5. @Ubie,Inc. 5
   ໰਍ۀ຿ޮ཰Խ΍ೝ஌޲্ͳͲɺ
   ױऀ͞ΜͱͷίϛϡχέʔγϣϯઃܭΛ௨͡ɺ
   ਍࡯ͷ࣭޲্Λࢧԉ͢Δҩྍػؔ޲͚αʔϏε
   පӃɾΫϦχοΫͦΕͧΕͷχʔζʹ߹ΘͤͨҎԼͷΑ͏ͳ
   ػೳΛఏڙɾ։ൃ͍ͯ͠·͢
   ϢϏʔAI໰਍ ϢϏʔϦϯΫ
   ϗʔϜϖʔδAI૬ஊ૭ޱ etc…
   

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6. @Ubie,Inc. 6
   2. ϢϏʔͷγεςϜͷݱঢ়ͱ՝୊
   3. ՝୊ʹରͯ͠औΓ૊ΜͰ͍Δ͜ͱ
   Table of Contents
   1. ϢϏʔͷϓϩμΫτʹ͍ͭͯ
   

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7. 7
   γεςϜΞʔΩςΫνϟ
   

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8. 8
   ● ෳ਺ͷݴޠɾϑϨʔϜϫʔΫ͕ཚཱ͍ͯ͠Δ
   ○ Kotlin/Spring Boot, Rails, Node.js/NestJS, Go, Python
   ○ API ΋ GraphQL, gRPC, REST ͕ࠞࡏ
   ● ίʔυϕʔε͕େ͖͘ͳ͖ͬͯͯػೳͷڥք͕ᐆດʹͳΓɺΦʔφʔγοϓ͕ෆ໌ྎʹͳ͍ͬͯΔ
   ○ ಛʹϓϩμΫτଆͷαʔϏε͕ංେԽ͍ͯ͠Δ
   ● ݹ͔͘Β͋ΔϨΨγʔͳγεςϜ΍σʔλ͕ΞʔΩςΫνϟతͳ࿪Λ࢈ΜͰ͍Δ
   ○ ೝ஌ෛՙͷ্ঢɺอकίετͷ૿ՃͳͲʹΑΓੜ࢈ੑ͕௿Լ͍ͯ͠Δ
   γεςϜ্ͷ՝୊
   

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9. 9
   ҰݴͰ͍͏ͱ
   ٕज़తෛ࠴͕
   ੵΈ্͕͖ͬͯͨʂʂ
   

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10. @Ubie,Inc. 10
    3. ՝୊ʹରͯ͠औΓ૊ΜͰ͍Δ͜ͱ
    2. ϢϏʔͷγεςϜͷݱঢ়ͱ՝୊
    Table of Contents
    1. ϢϏʔͷϓϩμΫτʹ͍ͭͯ
    

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11. 11
    औΓ૊ΜͰ͍Δ͜ͱ
    ● ϦΞʔΩςΫςΟϯάʹΑΔٕज़తෛ࠴ͷղফ
    ○ ٕज़ελοΫͷ౷Ұ
    ○ ϞδϡϥϞϊϦεԽ
    ● ٕज़తෛ࠴Λίϯτϩʔϧ͢ΔͨΊͷऔΓ૊Έ
    ○ ٕज़ઓུɾํ਑ͷݴޠԽɾυΩϡϝϯςʔγϣϯ
    ○ Design DocʹΑΔઃܭϨϏϡʔͷϓϩηε੔උ
    ● ੜ࢈ੑࢦඪͷՄࢹԽͱ໨ඪͷઃఆ
    ○ Four KeysʹΑΔՄࢹԽ
    ○ ੜ࢈ੑվળͷͨΊͷઓུࡦఆ
    ← ࠓ೔͸͜͜ͷ࿩͠
    

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12. 12
    ٕज़ελοΫͷ౷Ұ
    

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13. 13
    γεςϜΞʔΩςΫνϟ To-Be
    

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14. 14
    ٕज़ελοΫͷ౷Ұ
    ● όοΫΤϯυ͸ݴޠΛNode.js/Goʹ౷Ұ
    ○ ϓϩμΫτଆͷαʔϏε͸Node.jsɺϓϥοτϑΥʔϜଆ͸Goʹ͢Δ
    ○ Node.jsͷਪ঑ߏ੒͸ NestJS, Prisma ͋ͨΓ͕༗ྗ
    ● ϑϩϯτΤϯυ͸Next.jsʹ౷Ұ
    ○ ݱঢ়ͱ͋·Γဃ཭͸ͳ͍ͷͰٕज़ελοΫ͸େ෯ͳมߋ༧ఆ͸ͳ͠
    ● API͸GraphQLʹ౷Ұ
    ○ gRPCͷซ༻Λߟ͍͕͑ͯͨGraphQLʹ౷Ұ͢Δํ޲Ͱݕ౼த
    

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15. 15
    ϞδϡϥϞϊϦε
    ʢAI͕ߟ͑ΔϞδϡϥϞϊϦεͷਤʣ
    

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16. 16
    ϞδϡϥϞϊϦε #ͱ͸
    ϞϊϦεͳΞϓϦέʔγϣϯͷ಺෦Λػೳ୯ҐͰϞδϡʔϧʹ෼ׂͨ͠ΞʔΩςΫνϟ
    

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17. 17
    Φʔφʔγοϓ͕େࣄ
    ʢAI͕ߟ͑ΔΦʔφʔγοϓʣ
    

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18. 18
    Why ϞδϡϥϞϊϦε
    

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19. 19
    v.s. ϚΠΫϩαʔϏε
    

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20. 20
    v.s. ϚΠΫϩαʔϏε
    ● ωοτϫʔΫ௨৴͕ൃੜ͠ͳ͍ͨΊɺ৴པੑ΍ύϑΥʔϚϯεͳͲͷ఺Ͱ༗ར
    ● ಉҰίʔυϕʔεͳͷͰ։ൃ؀ڥͷߏங΍ΠϯςάϨʔγϣϯςετ͕༰қ
    ● ΤϥʔτϥοΩϯά΍؂ࢹɺτϥϒϧγϡʔςΟϯά͕γϯϓϧʹͳΔ
    ● ϞδϡʔϧͷڥքͷมߋʹରԠ͠΍͍͢
    ϞδϡϥϞϊϦεͷϝϦοτ
    

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21. 21
    v.s. ϚΠΫϩαʔϏε
    ● ػೳ୯ҐͰσϓϩΠ΍εέʔϦϯά͕Ͱ͖ͳ͍
    ● ϓϩμΫτͷεέʔϧʹ൐ͬͯσϓϩΠύΠϓϥΠϯ΍CI͕ංେԽɺෳࡶԽ͢Δ
    ● ϞδϡʔϧͷڥքΛҡ࣋͢ΔͨΊͷίετ͕͔͔Δ
    ϞδϡϥϞϊϦεͷσϝϦοτ
    

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22. 22
    ϢϏʔʹ͓͚ΔϞδϡϥϞϊϦε
    

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23. 23
    ٕज़બఆ
    ● NestJS Ͱ GraphQL αʔόʔΛߏங͢Δ
    ● ORM ͸ Prisma
    ● ϑϨʔϜϫʔΫ΍ϥΠϒϥϦ͸͍ͨͬͯී௨ͷߏ੒
    

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24. 24
    ύοέʔδ؅ཧ
    ● package.json ͕ϧʔτʹ͋Δ͚ͩͷී௨ͷ Node.js ϓϩδΣΫτ
    ● npm workspace ͱ Turborepo Λ࢖ͬͨ multi packages ߏ੒΋ݕ౼
    ○ શͯͷϞδϡʔϧͰಉ͡ϥΠϒϥϦ΍ઃఆΛ࢖͏ͷͰ

    ϝϦοτ͕গͳ͍
    ○ ෳࡶੑͷ૿ՃͳͲͷσϝϦοτ্͕ճΔͱ൑அͯ͠΍Ίͨ
    

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25. 25
    Database, ORM
    ● DB͸ϞδϡʔϧؒͰڞ༗͢Δ
    ○ Ϟδϡʔϧ͝ͱʹDBͷεΩʔϚΛ෼͚Δʢ༧ఆʣ
    ● ςʔϒϧɾܕͷఆٛ͸Ϟδϡʔϧ͝ͱʹఆٛ͢Δ
    ● prisma-import Λ࢖ͬͯ݁߹͢Δ
    ○ github.com/ajmnz/prisma-import
    ● ϞδϡʔϧΛލ͍ͩjoin͸ڐՄ͠ͳ͍
    ● ϞδϡʔϧΛލ͍ͩτϥϯβΫγϣϯ͸ݕ౼த
    

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26. 26
    GraphQL
    ● GraphQLͷεΩʔϚ΋ؚΊ֤ͯϞδϡʔϧ͕؅ཧ͢Δ
    ● ΤϯτϦϙΠϯτͰεΩʔϚͱresolverΛ݁߹͢Δ
    

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27. 27
    Ϟδϡʔϧؒ௨৴
    ● exportͨؔ͠਺Λݺͼग़͚ͩ͢
    ○ TypeScriptͷܕ͕͋ΔͷͰഁյతͳมߋʹΑͬͯյΕΔͱ͍͏͜ͱ͸ൃੜ͠ʹ͍͘͸ͣ
    ● ֎෦ͷϞδϡʔϧʹެ։͍ͯ͠Δػೳ͔Ͳ͏͔Λ໌ࣔͰ͖ΔΑ͏ʹ͢Δ
    ○ modules/module-name ௚Լͷ index.ts Ͱ export ͨ͠΋ͷҎ֎͸֎෦͔Β͸ར༻͠ͳ͍
    ○ eslint ͷ import/no-internal-modules Λ࢖੍ͬͯݶ͢Δ
    

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28. 28
    ςετ
    ● NestJSͷDIΛ࢖ͬͯࣗ਎ͷϞδϡʔϧҎ֎Λmock͢Δ
    ● ଞͷϞδϡʔϧͷมߋʹΑͬͯςετ͕յΕͳ͍
    

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29. 29
    ·ͱΊ
    ● ϢϏʔ͸ϓϩμΫτ΍૊৫͕εέʔϧ͖ٕͯͯ͠ज़తෛ࠴Λฦ͍ͯ͠ΔϑΣʔζ
    ● औΓ૊Έͱٕͯ͠ज़ελοΫͷ౷Ұ΍ϞδϡϥϞϊϦεԽΛਐΊ͍ͯΔ
    ● ָ͍࣌͠ظͳͷͰڵຯΛ࣋ͬͯ͘Εͨํ͸੠͔͚͍ͯͩ͘͞ʂ
    

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30. 30
    Ұॹʹ΍ͬͯ͘ΕΔํ
    ੵۃืूதʂ
    

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31. 31
    UbieͰ͸ੵۃతʹ࠾༻Λߦ͍ͬͯ·͢ɻ͋ͳͨͷԠืΛ͓଴
    ͍ͪͯ͠·͢ɻ
    ΧδϡΞϧ໘ஊԠืϑΥʔϜ
    We Are Hiring!
    

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