ReactPHPとの戯れ

PHPカンファレンス福岡2018 前夜祭リジェクトコン #phpconfuk_rej

Transcript

1. ReactPHPͱͷٔΕ
   PHPΧϯϑΝϨϯε෱Ԭ2018 લલ໷ࡇϦδΣΫτίϯ
   @ichikawa_0829
   

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2. Twitter: @ichikawa_0829
   ϝϧΧϦ CRE Backend Engineer
   PHPྺ 6೥
   
   

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4. /PU1)13FBDUKT
   1VSF1)1
   

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5. ReactPHP?
   

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6. ReactPHP?
   • ϊϯϒϩοΩϯάI/OɺΠϕϯτۦಈܕϓϩάϥϛϯάΛՄೳʹ͢ΔҝͷϥΠϒϥϦ
   • جຊతʹಛผͳ֦ுϞδϡʔϧΛඞཁͱ͠ͳ͍
   • Core Components
   • EventLoop ΠϕϯτΛ؂ࢹͯ͠ɺରԠ͢ΔॲཧΛ࣮ߦ͢ΔͨΊͷϧʔϓ
   • Stream ϊϯϒϩοΩϯάI/OΛ࣮ݱ͢ΔͨΊͷίϯϙʔωϯτ
   • Promise Promise/A ࣮૷ΛՄೳʹ͢Δίϯϙʔωϯτ
   • Network Components (Socket, Datagram)
   • Protocol Components (HTTP, HTTP Client, DNS)
   

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7. ϊϯϒϩοΩϯάI/Oʁ
   Πϕϯτۦಈʁʁ
   

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8. I/Oͷछྨ
   • ಉظ(ϒϩοΩϯά) I/O
   • ϑΝΠϧσΟεΫϦϓλ(fd)͕ૢ࡞ग़དྷΔঢ়ଶʹͳΔ·Ͱ଴ͪଓ͚Δɻ
   • ϊϯϒϩοΩϯά I/O
   • I/Oର৅ͷfd͕ૢ࡞Ͱ͖ͳ͍৔߹͸ΤϥʔΛฦ͠ɺఆظతʹϦτϥΠΛߦ͏ɻ
   • ϦτϥΠ͢Δ·Ͱͷؒ͸CPU͸ผͷλεΫΛߦ͏͜ͱ͕Ͱ͖Δɻ
   • ड৴଴͕ͪൃੜ͢ΔωοτϫʔΫI/OΛѻ͏͕ಘҙͱ͍ΘΕ͍ͯΔϞσϧɻ
   • ඇಉظ I/O
   • I/O͕׬ྃͨ͠λΠϛϯάͰ௨஌͞ΕΔɻ
   • ΞϓϦέʔγϣϯ͸ͦͷؒଞͷॲཧΛߦ͏͜ͱ͕Ͱ͖Δɻ
   • ඇಉظʹͨ͠ॲཧ͸εϨουͰॲཧ͢ΔͨΊϝϞϦΛফඅ͕ͪ͠ɻ
   

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9. ಉظ(ϒϩοΩϯά) I/O
   https://www.ibm.com/developerworks/library/l-async/index.html
   

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10. ΠΧ৯΂͍ͨ ௼͖ͬͯ·ʔ͢
    ·ͩ௼Εͳ͍࣌ظ
    ௼ΕΔ࣌ظ
    ௼Εͨʂ
    ঌ্͕͠Εʂ
    "QQMJDBUJPO ,FSOFM GE
    

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11. I/Oͷछྨ
    • ಉظ(ϒϩοΩϯά) I/O
    • ϑΝΠϧσΟεΫϦϓλ(fd)͕ૢ࡞ग़དྷΔঢ়ଶʹͳΔ·Ͱ଴ͪଓ͚Δɻ
    • ϊϯϒϩοΩϯά I/O
    • I/Oର৅ͷfd͕ૢ࡞Ͱ͖ͳ͍৔߹͸ΤϥʔΛฦ͠ɺఆظతʹϦτϥΠΛߦ͏ɻ
    • ϦτϥΠ͢Δ·Ͱͷؒ͸CPU͸ผͷλεΫΛߦ͏͜ͱ͕Ͱ͖Δɻ
    • ड৴଴͕ͪൃੜ͢ΔωοτϫʔΫI/OΛѻ͏͕ಘҙͱ͍ΘΕ͍ͯΔϞσϧɻ
    • ඇಉظ I/O
    • I/O͕׬ྃͨ͠λΠϛϯάͰ௨஌͞ΕΔɻ
    • ΞϓϦέʔγϣϯ͸ͦͷؒଞͷॲཧΛߦ͏͜ͱ͕Ͱ͖Δɻ
    • ඇಉظʹͨ͠ॲཧ͸εϨου౳Ͱॲཧ͢ΔͨΊϝϞϦΛফඅ͕ͪ͠ɻ
    

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12. Non Blocking I/O
    https://www.ibm.com/developerworks/library/l-async/index.html
    

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13. ΠΧ৯΂͍ͨ
    ௼͖ͬͯ·ʔ͢
    ·ͩ௼Εͳ͍࣌ظ
    ௼ΕΔ࣌ظ
    ௼Εͨʂ
    ঌ্͕͠Εʂ
    ࠓ௼Εͳ͍
    ਐḿͲ͏Ͱ͔͢
    ਐḿμϝͰ͢
    ௼Εͨʁ
    

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14. I/Oͷछྨ
    • ಉظ(ϒϩοΩϯά) I/O
    • ϑΝΠϧσΟεΫϦϓλ(fd)͕ૢ࡞ग़དྷΔঢ়ଶʹͳΔ·Ͱ଴ͪଓ͚Δɻ
    • ϊϯϒϩοΩϯά I/O
    • I/Oର৅ͷfd͕ૢ࡞Ͱ͖ͳ͍৔߹͸ΤϥʔΛฦ͠ɺఆظతʹϦτϥΠΛߦ͏ɻ
    • ϦτϥΠ͢Δ·Ͱͷؒ͸CPU͸ผͷλεΫΛߦ͏͜ͱ͕Ͱ͖Δɻ
    • ड৴଴͕ͪൃੜ͢ΔωοτϫʔΫI/OΛѻ͏͕ಘҙͱ͍ΘΕ͍ͯΔϞσϧɻ
    • ඇಉظ I/O
    • I/O͕׬ྃͨ͠λΠϛϯάͰ௨஌͞ΕΔɻ
    • ΞϓϦέʔγϣϯ͸ͦͷؒଞͷॲཧΛߦ͏͜ͱ͕Ͱ͖Δɻ
    • ඇಉظʹͨ͠ॲཧ͸εϨουͰॲཧ͢ΔͨΊϝϞϦΛফඅ͕ͪ͠ɻ
    

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15. ඇಉظ(Asynchronous) I/O
    https://www.ibm.com/developerworks/library/l-async/index.html
    

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16. ΠΧ৯΂͍͔ͨΒ
    ௼ΕͨΒڭ͑ͯ ௼͖ͬͯ·ʔ͢
    ·ͩ௼Εͳ͍࣌ظ
    ௼ΕΔ࣌ظ
    ௼Εͨʂ
    ঌ্͕͠Εʂ
    

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17. Πϕϯτۦಈܕϓϩάϥϛϯά
    • Πϕϯτͷ؂ࢹΛߦ͍ɺൃੜͨ͠ΠϕϯτʹैͬͯॲཧΛ࣮ߦ͢Δ
    • Πϕϯτʹ͸Ϛ΢ε΍ΩʔϘʔυͷૢ࡞ɾೖྗɺιέοτ͔Βͷϝοηʔ
    δͷड৴ͳͲ৭ʑ͋Δ
    • ͦΕΒͷΠϕϯτΛ଴ػ͢Δϧʔϓͷ͜ͱΛΠϕϯτϧʔϓͱݺͼɺΠϕϯ
    τ͕ൃੜ͔ͨ͠͸ϑΝΠϧσΟεΫϦϓλ΍ιέοτσΟεΫϦϓλΛ؂
    ࢹ͢Δ
    • ReactPHP΍Node.js͸I/OͷଟॏԽ(I/O multiplexing)Λߦ͍ෳ਺ͷσΟεΫϦϓλ
    ͷ؂ࢹΛՄೳʹ͍ͯ͠Δ
    

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18. I/OଟॏԽ
    • select(), poll(), epoll()ͳͲͷγεςϜίʔϧΛ࢖ͬͯγϯάϧϓϩηεͰෳ਺ͷ
    fdͷঢ়ଶมԽΛ؂ࢹ͢Δɻ
    • γεςϜίʔϧ΍ϥΠϒϥϦ
    • select()ɿ࠷΋ҰൠతͳγεςϜίʔϧɻpollʹൺ΂Δͱଟ͘ͷOSͰ࣮૷͞
    Ε͍ͯΔͷͰҠ২ੑߴΊɻ
    • poll()ɿselect()ΑΓଟػೳˍগ͠ੑೳ͕Α͍ɻ
    • epoll() (Linux2.6~), kqueue(BSD), /dev/poll(Solaris)ɿ্هͷߋʹߴੑೳ൛
    • libevɿ؀ڥ͝ͱʹ࠷దͳγεςϜίʔϧબΜͰ͘ΕΔ
    

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19. Hello World
    

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20. Hello World
    

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21. Start Event Loop in ReactPHP
    

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22. Hello World
    

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23. ResourceStreamͷΠϕϯτ
    • ReadableResourceSream

    data: σʔλΛಡΈࠐΜͩ࣌ʹൃੜ

    error: ಡΈࠐΈʹࣦഊͨ࣌͠ʹൃੜ

    end: σʔλΛಡΈࠐΈऴΘͬͨ࣌ʹൃੜ

    close: stream͕ดͨ͡ͱ͖ʹൃੜ
    • WritableResourceStream

    drain: ॻ͖ࠐΈόοϑΝ͕์ग़͞Εͨ࣌ʹൃੜ

    pipe: readableετϦʔϜ͔Βpipe()ͰσʔλΛड৴ͨ͠ͱ͖ʹൃੜ

    error: ॻ͖ࠐΈ͕ࣦഊͨ͠ͱ͖ʹൃੜ

    close: streamΛด͡Δͱ͖ʹൃੜ
    

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25. Hello World Server
    

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26. ४උˍ֓ཁ
    • composer require react/http
    • ϦΫΤετΛૹ৴͢ΔͱHello Worldͱฦ͚ͩ͢ͷαʔόΛ࡞Γ·͢
    

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27. server.php
    

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29. /PEFKTͱࣅͨײ͡Ͱ)FMMP8PSME4FSWFSΛ࡞੒Ͱ͖·ͨ͠
    server.js
    

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30. Making Simple Chat
    

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31. ४උˍ֓ཁ
    • composer require react/socket
    • React\Socket\ServerΫϥεΛ࢖͍ɺSocket௨৴Λߦ͏ServerΛಈ͔͠ɺ

    Client͔ΒͷConnectionΛPool͠ɺϝοηʔδͷૹड৴Λߦ͍·͢
    • ઀ଓ༻ΫϥΠΞϯτ͸React\Socket\ConnectorΫϥεΛ࢖༻
    • https://github.com/s-ichikawa/react-php-chat
    

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32. ઀ଓ
    ໊લೖྗͯ͠Ͷ
    TJDIJLBXBͰ͢
    Α͏ͦ͜ʂ
    TJDIJLBXB͕+PJO͠·ͨ͠
    

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33. )FMMP8PSME
    TJDIJLBXB)FMMP8PSME
    

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35. HTTP Request
    

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36. ४උˍ֓ཁ
    • composer require react/http-client
    • ςετ༻αʔόʹ1000ճϦΫΤετΛૹΔ

    $ time curl 127.0.0.1:8080

    real 0m0.038s

    user 0m0.010s

    sys 0m0.013s
    • HttpΫϥΠΞϯτͱ͍͑͹͓ೃછΈͷGuzzlePHPͱൺֱͯ͠Έ·͢

    ˞MBP, 2.9GHz Core i7, Memory 16GB
    

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37. Guzzle
    UJNFQIQGHV[[MF@TJNQMF@TFOEFSQIQ
    SFBM NT
    VTFS NT
    TZT
    NT
    https://github.com/s-ichikawa/react-example/blob/master/example/
    HttpRequest/guzzle_simple_sender.php
    

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38. ReactPHP
    UJNFQIQGSFBDU@CVML@TFOEFSQIQ
    SFBM NT
    VTFS NT
    TZTNT
    https://github.com/s-ichikawa/react-example/blob/master/example/
    HttpRequest/react_bulk_sender.php
    

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39. Guzzle
    UJNFQIQGHV[[MF@QPPM@TFOEFSQIQ
    SFBM NT
    VTFS NT
    TZT
    NT
    https://github.com/s-ichikawa/react-example/blob/master/example/
    HttpRequest/guzzle_pool_sender.php
    

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40. • GuzzleHttp\ClientͰ௚ྻ࣮ߦ͢ΔΑΓ͸ReactPHPͷ΄͏͕ૣ͍
    • GuzzleHttp\PoolͰϦΫΤετ͢Δ৔߹͸ѹ౗తʹGuzzleͷউར
    • Guzzle͸ඇಉظϦΫΤετ͢Δࡍɺ಺෦Ͱcurl-multiΛݺΜͰ͍Δɻcurl-multi͸
    pthreadΛ࢖༻ͯ͠ฒߦॲཧ͍ͯ͠Δɻ
    • ReactPHP͸͋͘·ͰγϯάϧϓϩηεɾγϯάϧεϨου
    • ReactPHPͱGuzzleͷAsyncXxx͸10000ճͱ͔࿈ଓͰϦΫΤετ͢Δͱ Too many
    open files ~ ౳ͷΤϥʔʹͳͬͯ͠·͏৔߹͕͋ͬͨ
    

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41. ͦͷଞ
    

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42. • PHP-PM

    https://github.com/php-pm/php-pm
    • Async RedisΫϥΠΞϯτ

    https://github.com/nrk/predis-async
    • υϩʔϯ΋ඈ͹ͤΔ

    https://youtu.be/i07m_TFR9no?t=8m16s
    

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44. https://youtu.be/i07m_TFR9no?t=8m16s
    

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46. https://github.com/reactphp/react/wiki/Users
    

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47. Learning Event-Driven PHP With ReactPHP
    w ͓ͦΒ͘།Ұͷ3FBDU1)1ͷॻ
    ੶
    w -FBO1VC·ͨ͸,JOEMFͰൃചத

    IUUQTMFBOQVCDPNFWFOU
    ESJWFOQIQ

    IUUQTXXXBNB[PODPKQ
    EQ#:49'
    

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48. ·ͱΊ
    • ϊϯϒϩοΩϯάI/O͕׆͖Δ৔໘Ͱ࢖ͬͯΈΔͷ͸ྑͦ͞͏
    • PHPͷΈͰಈͨ͘ΊI/OपΓͷॲཧΛվળ͍͚ͨ͠ͲɺGo΍Node.jsʹ੾Γସ͑
    ΒΕͳ͍Α͏ͳ৔߹ʹ͸ࢼͯ͠ΈΔՁ஋͸͋Γͦ͏
    • Πϕϯτϧʔϓ΍I/OͷछྨɾଟॏԽͷ࢓૊ΈɺΠϕϯτۦಈͳͲීஈ͋·
    Γҙࣝͯ͠ͳ͔ͬͨ෦෼ΛษڧͰ͖ͨͷ͸ྑ͔ͬͨ
    • ڵຯ͕༙͍ͨํ͸ͥͻAfter Hack౳Ͱ΋࿔ͬͯΈ͍ͯͩ͘͞

    PHP Conference Fukuoka After Hack!!

    https://fusic.connpass.com/event/83312/
    

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