Protocol Buffersの型を超えて拡張性を得る / Beyond Protocol Buffers Types Achieving Extensibility

2025-08-25 Fukuoka.go#22 での発表資料です。

Transcript

1. Fukuoka.go #22 Tomohisa Oda / Aug 25, 2025 1SPUPDPM
   #VGGFSTͷܕΛ௒͑ͯ ֦ுੑΛಘΔ
2. Fukuoka.go #22 @linyows Blog: tomohisaoda.com Affiliation: Sakura internet, Inc. ɹɹɹɹɹɹCognano, Inc.
3. Fukuoka.go #22 ͸͡Ίʹ
4. Fukuoka.go #22 ๏ ࣗ෼ͷݚڀʹ͓͍࣮ͯݧͷ࠶ݱੑΛ୲อ͢ΔͨΊʹ࡞ͬͨ΋ͷͰɺϝʔϧΛେྔʹૹͬͯͦͷ ϨΠςϯγʔΛूܭͨ͠Γ͍ͯ͠Δ
   ๏ όΠΦΠϯϑΥϚςΟΫε΍෺ཧ΍Խֶ෼໺Ͱ͸8PSL fl PXΛඪ४Խ͢Δ$PNNPO
   8PSL fl PX
   -BOHVBHF $8- ΍8PSL fl PX
   %FTDSJQUJPO
   -BOHVBHF 8%- ͳΔ΋ͷ͕ଘࡏ͍ͯ͠Δ
   ๏ ͔ͳΓ޿ൣғͷ෼໺ʹ͓͚Δ8PSL fl PXΛର৅ͱ͍ͯ͠ΔͨΊɺఆ͕ٛ৑௕ʹͳΓɺ؀ڥߏங ʢεύίϯͰ4JOHVMBSJUZͳͲʣ΋ൣᙝͳͷͰɺͺͬͱݟ"OTJCMFͬΆ͕͋͞Δ
   ๏ 1SPCF͸8FCʹಛԽ͍ͯ͠ΔͨΊɺఆ͕͔ٛͳΓ؆ུԽͰ͖Δ
   ๏ ͘͞ΒͷΫϥ΢υͷҰ෦ػೳͰ&OEUP&OE
   5FTUJOHͱͯ͠࢖༻͍ͯͨ͠Γ͢Δ :".-Ͱ8PSL fl PXΛఆ࣮ٛ͠ߦͰ͖Δ1SPCFͷ঺հ
5. Fukuoka.go #22 ๏ (JU)VC
   "DUJPOTͷΑ͏ʹ"DUJPOΛࢦఆͯ͠8PSL fl PXΛఆٛ͢Δ
   ๏ 8PSL fl PX͸ඇಉظͷෳ਺+PCΛแؚ͠ɺ+PC͸ಉظͷෳ਺4UFQΛแ ؚ͠ɺ4UFQ͸"DUJPOΛ࣮ߦ͢Δ
   ๏ "DUJPO͸શͯϓϥάΠϯͰɺຊମͱ͸੾Γ཭͞ΕͨΞʔΩςΫ νϟͱͳ͍ͬͯΔͨΊɺͨͱ͑ϓϩηε͕ҟৗऴྃͯ͠΋ӨڹΛड ͚ͳ͍
   ๏ ϓϥάΠϯ͸IBTIJDPSQHPQMVHJOΛ࢖͓ͬͯΓɺຊମ͸ผͰىಈ ͨ͠ϓϥάΠϯαʔόͱ(31$Ͱ௨৴͢Δ
   ๏ ϏϧτΠϯϓϥάΠϯ͸ຊମ͕ϓϥάΠϯαʔόΛىಈ͢Δ 1SPCFͷ࢓૊Έ
6. Fukuoka.go #22 1SPCF
   "SDIJUFDUVSF
   IUUQTQSPCFMJOZPXT
7. Fukuoka.go #22 ๏ *%-ʢQSPUP
   fi MFʣͰ4FSWJDFɺ.FUIPE SQD ɺ .FTTBHFͷܕΛఆٛ͠ɺΫϥΠΞϯτͱαʔό ͷڞ༗͢Δ31$ϑϨʔϜϫʔΫ
   ๏ ௨৴͸)551ͷετϦʔϜ্Ͱߦ͍ɺγϦΞ ϥΠζͨ͠.FTTBHFʹಠࣗͷϑϨʔϛϯάΛͭ ͚ɺόΠτྻʹͯ͠)551ͷ%"5"ϑϨʔϜ Ͱྲྀ͢
   ๏ Ұൠతʹ͸*%-΍γϦΞϥΠζʹ1SPUPDPM
   #V ff FSTΛ࢖͏ (31$ͷ͓͞Β͍
8. Fukuoka.go #22 ๏ 1MVHJO͸VTFT
   fi FMEͰࢦఆ͠XJUI
   fi FME͕31$ͷҾ਺ʹͳΔ
   ๏ Ҿ਺ͷܕ͸ϓϥάΠϯ͕ܾΊɺNBQ ͕ωετ͢Δ͜ͱ΋͋Δ
   ๏ XJUI͸(PͩͱNBQ<TUSJOH>BOZܕͳ ͷ͕ͩɺ1SPUPCVGͰ͸NBQTUSJOH
   BOZܕ͸ଘࡏ͠ͳ͍ 1SPCF
   1MVHJOͷ࢓༷ͱฐ֐ ZBNM QSPUP
9. Fukuoka.go #22 Ͳ͏΍ͬͯ
   NBQ<TUSJOH>BOZܕΛ࣮ݱ͢Δ͔
10. Fukuoka.go #22 ࣍ͷͭͷख๏Λݕ౼ͨ͠
    ๏ NBQTUSJOH
    HPPHMFQSPUPCVG"OZ
    ๏ NBQTUSJOH
    HPPHMFQSPUPCVG4USVDU
    ๏ NBQTUSJOH
    TUSJOH
    
    ͜Ε͸ޙड़ (PͷNBQ<TUSJOH>BOZΛ1SPUPDPM
    #VGGFSTͰ࣮ݱ͢Δ
11. Fukuoka.go #22 ๏ 1SPUPDPM
    #V ff FSTͰBOZܕͱ͍ ͑͹
    HPPHMFQSPUPCVG BOZQSPUP
    ͕͋Δ͕ɺ࢖༻͢Δ ܕΛఆٛ͢Δඞཁ͕͋Δ
    ๏ ͢Δͱɺຊମͱ1MVHJO͕૬ޓͰ ґଘ͢Δ͜ͱʹͳΓɺͦ΋ͦ΋ 1MVHJOͰ͸ͳ͘ͳΔͨΊɺ࢖༻ ෆՄ HPPHMFQSPUPCVG"OZ
12. Fukuoka.go #22 ๏ ૬ޓґଘ͕ͳ͍εΩʔϚϨεʹ͢Δํ๏ͱͯ͠ ͸
    HPPHMFQSPUPCVGTUSVDUQSPUP͕͋Γɺख ܰʹ
    NBQ<TUSJOH>BOZͱͯ͠ల։͢Δ͜ͱ͕Ͱ ͖Δ
    ๏ ͨͩ͠ɺBOZQC4USVDUͰදݱͰ͖Δܕ͸POFPG ͰOVMMɺOVNCFSɺTUSJOHɺCPPMɺTUVSDUɺMJTU ͷΈ
    ๏ #ZUFܕͰද͢όΠφϦ͸CBTF͞ΕͨTUSJOH ͱͳΓɺड৴ଆͰσίʔυ͕ඞཁ HPPHMFQSPUPCVG4USVDU
13. Fukuoka.go #22 ๏ ͍ͬͦͷ͜ͱNBQΛϑϥοτԽͯ͠TUSJOHܕʹ౷Ұͯ͠͠ ·ͬͯ͸Ͳ͏ͩΖ͏͔ʁ
    ๏ Ͳ͏͍͏͜ͱ͔ͱݴ͏ͱɺ࠶ىతͳSF fl FDUJPOʹΑͬͯɺ 'MBUUFOJOHͱܕ৘ใΛઌ಄ʹຒΊࠐΜͩTUSJOHม׵Λม׵ Λߦ͏
    ๏ ૹ৴ͱड৴ͰΤϯίʔυσίʔυΛߦ͏
    ๏ ͜ΕΛ
    5ZQF1SFTFSWJOH
    'MBUUFOJOHͱݺͿ
    ๏ ωετ͕ਂ͘ͳΔͱύϑΥʔϚϯε͸ྼԽ͢Δ͕ɺωετ ͕ਂ͍Ҿ਺ΛͱΔ1MVHJOΛ࢖͏൑அΛ͢Δͷ͸Ϣʔβͳͨ ΊϢʔβʔʹҕͶΔ ܕ͸શͯ4USJOH
14. Fukuoka.go #22
15. Fukuoka.go #22 5ZQF1SFTFSWJOH
    'MBUUFOJOH
    ͷධՁ
16. Fukuoka.go #22 51
    'MBUUFOJOHͷ৔߹
     fl BUUFO
    EBUB΁ͷม׵ॲཧ
     QSPUPCVG
    NFTTBHFͷ࡞੒ॲཧ
     QSPUPCVGͷϚʔγϟϧॲཧ
     VO fl BUUFO
    EBUB΁ͷม׵ॲཧ #OFDINBSLൺֱΛ͢Δ্Ͱɺॲཧͷ֬ೝΛ͢Δ
17. Fukuoka.go #22 51
    'MBUUFOJOHͷ৔߹
     fl BUUFO
    EBUB΁ͷม׵ॲཧ
     QSPUPCVG
    NFTTBHFͷ࡞੒ॲཧ
     QSPUPCVGͷϚʔγϟϧॲཧ
     VO fl BUUFO
    EBUB΁ͷม׵ॲཧ #OFDINBSLൺֱΛ͢Δ্Ͱɺॲཧͷ֬ೝΛ͢Δ HPPHMFQSPUPCVG4USVDUͷ৔߹
     TUSVDUQC4USVDU΁ͷม׵ॲཧ
     QSPUPCVG
    NFTTBHFͷ࡞੒ॲཧ
     QSPUPCVGͷϚʔγϟϧॲཧ
     NBQ΁ͷม׵ॲཧ
18. Fukuoka.go #22 51
    'MBUUFOJOHͷ৔߹
     fl BUUFO
    EBUB΁ͷม׵ॲཧ
     QSPUPCVG
    NFTTBHFͷ࡞੒ॲཧ
     QSPUPCVGͷϚʔγϟϧॲཧ
     VO fl BUUFO
    EBUB΁ͷม׵ॲཧ ॲཧ͕ҟͳΔͷ͸࠷ॳͱ࠷ޙ HPPHMFQSPUPCVG4USVDUͷ৔߹
     TUSVDUQC4USVDU΁ͷม׵ॲཧ
     QSPUPCVG
    NFTTBHFͷ࡞੒ॲཧ
     QSPUPCVGͷϚʔγϟϧॲཧ
     NBQ΁ͷม׵ॲཧ
19. Fukuoka.go #22
20. Fukuoka.go #22
21. Fukuoka.go #22 ๏ ϑϩʔશମͰ͸ɺ4USVDU͕'MBUUFOΑΓ໿ഒ଎͘ɺϝϞϦ͸ ໿ݮɺΞϩέʔγϣϯ΋໿ݮ
    ๏ σʔλม׵͚ͩͰ͍͏ͱɺ4USVDU͕'MBUUFOΑΓ໿ഒ଎͘ɺ ϝϞϦ͸໿ݮɺΞϩέʔγϣϯ΋໿ݮ
    ๏ 1SPUCVGͷϚʔγϟϧॲཧ͚ͩͰ͍͏ͱɺ4USVDU͕'MBUUFOΑΓ ໿ഒ஗͍͕ɺϝϞϦ͸໿ݮɺΞϩέʔγϣϯ΋໿ݮ #FODINBSLͷ݁Ռ
22. Fukuoka.go #22 ๏ 1SPUPDPM
    #V ff FSTͷ࣮૷͸$ ͳͷͰɺࣅͨΑ͏ͳ͜ͱΛ(PͰ΍Δ ΑΓޮ཰తͳͷͩΖ͏
    ๏ HPPHMFQSPUPCVG4USVDU͸#ZUFܕ͕CBTFԽ͞ΕΔ੍໿͕͋Δ͕ɺ ͦ΋ͦ΋ຊମͱϓϥάΠϯ͸ಉҰϗετͷલఏͳͷͰόΠφϦ͸ϑΝ ΠϧύεͰڞ༗͢Δͷ͕ྑͦ͞͏
    ๏ ͋Δ͍͸ɺ͋Β͔͡Ί.FTTBHFʹ഑ྻͷόΠφϦ༻ fi FMEΛઃ͚ͯ΋ ͍͍͔΋͠Εͳ͍ ࣮ݧ݁Ռ͔Βͷߟ࡯
23. Fukuoka.go #22 ·ͱΊ
24. Fukuoka.go #22 ๏ 8PSL fl PX
    5PPMͷ1SPCF͸ɺ"DUJPO෦෼͕1MVHJOͱͳ͍ͬͯͯɺ1MVHJO ͸IBTIJDPSQHPQMVHJOʹΑΔ(31$Ͱ࣮ݱ͍ͯ͠Δ
    ๏ (31$͸1SPUPDPM
    #V ff FSTͰܕΛఆٛ͢Δ͕ɺຊମͱ1MVHJOͷؔ܎্ε ΩʔϚϨεʹ͍ͨ͠ͱ͍͏ཁٻ͕͋Δ
    ๏ εΩʔϚϨεΛ࣮ݱ͢Δʹ͸
    HPPHMFQSPUPCVG4USVDU͕Ұൠత͕ͩɺνϟ Ϩϯδͱͯ͠
    5ZQF1SFTFSWJOH
    'MBUUFOJOHΛࢼΈͨ
    ๏ ͕ɺύϑΥʔϚϯεతʹඍົͩͬͨ
    Š
    ׬ ·ͱΊ
25. Fukuoka.go #22 )JSJOH
    ͘͞ΒΠϯλʔωοτͰ͸
    (PΛ࢖ͬͨΫϥ΢υͷίϯ ϙʔωϯτͷ։ൃ΍ɺ։ൃνʔϜͷϚωʔδϝϯτΛͯ͘͠Ε Δ஥ؒΛ୳͍ͯ͠·͢ʂؾܰʹ͓੠͔͚͍ͩ͘͞ʂ