PHPでWebサーバ作ろう

PHPでSocketを使ったネットワークプログラミングを自作してみると、Unix系OSの非同期IO・ブロッキングIOについて理解が深まります。PHPでブロッキング、ノンブロッキングなWebサーバを書いて、Webサーバへの理解を深めましょう。

Transcript

1. PHPͰWebαʔόΛ࡞Ζ͏
   PHPΧϯϑΝϨϯε෱Ԭ2017 LT
   *OOPWBUPS+BQBO*OD
   ෋ॴ྄
   &OHJOFFS
   
   

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2. ͜ΜͳᷚΛฉ͍ͨ
   

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3. PHPͰ΢ΣϒαʔόΛॻ͚ͳͯ͘ڐ͞ΕΔͷ͸
   தֶੜ·ͰΒ͍͠Ͱ͢
   

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4. Ͱ͸໰͏
   

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5. PHPͰ΢ΣϒαʔόΛ࡞Δࣾձతҙٛ
   

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6. ແ͍
   

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7. ΤϯδχΞͱͯ͠ͷ੒௕
   

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8. େ͍ʹ༗Δʂ
   

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9. 8αʔόͱ͸ʁ
   

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10. 8αʔόͱ͸ʁ
    1. HTTPϦΫΤετ͕དྷΔ
    2. HTTPϨεϙϯεΛฦ͢
    

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11. )551ϦΫΤετ
    3'$ࢀর
    GET /index.html HTTP/1.1
    Host: localhost
    Connection: keep-alive
    Cache-Control: max-age=0
    Upgrade-Insecure-Requests: 1
    User-Agent: Mozilla/5.0 (Macintosh; ...
    Accept: text/html,application/xhtml+xml;q=0.9,image/webp,*/*;q=0.8
    DNT: 1
    Accept-Encoding: gzip, deflate, sdch, br
    Accept-Language: en-US,en;q=0.8,ja;q=0.6
    

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12. )551Ϩεϙϯε
    3'$ࢀর
    HTTP/1.1 200 OK
    Content-Type: text/html
    Cache-Control: max-age=8640000
    Accept-Ranges: bytes
    Content-Length: 197
    Server: OrenoWebServer/0.1
    
    
    
    
    

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13. ؆୯ͦ͏͡Όͳ͍͔
    

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14. ෼ޙ
    ߦͷ8αʔόര஀
    

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15. Μʁ
    

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16. Socket??
    

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17. ಡΜͰ ࡶ
    
    

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18. ߦ8αʔό
    ϒϩοΩϯάIO + γϯάϧϓϩηε
    QSPDFTTͰSFRͣͭ৺ΛࠐΊͯॲཧ
    

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19. ෳ਺ϦΫΤετΛॲཧ͍ͨ͠
    

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20. ྫ͑͹"QBDIFNPE@QIQ
    ϒϩοΩϯάIO + IOଟॏԽ
    ༧ΊϓϩηεΛGPSLͯ͠ෳ਺SFRΛॲཧ
    Prefork
    

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21. Α͠ʂ࡞Ζ͏
    

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22. ͞Βʹ෼ޙ
    ߦͷِ"QBDIFര஀
    

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23. େࣄͳτί͸ίί
    QSFGPSL
    

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24. *0ଟॏԽͷࢀߟࢿྉ
    https://speakerdeck.com/bati11/otozhong-liang-kunaruhua
    

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25. DEMO
    IUUQTHJUIVCDPNIBOIBOQIQDPOGVL@EFNP
    

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26. 1)1Ͱ8FCαʔόΛ࡞Δͱ
    1. HTTPϦΫΤετ͕෼͔Δʂ
    2. HTTPϨεϙϯε͕෼͔Δʂ
    3. IOͷॲཧϞσϧ͕෼͔Δʂ
    ͔΋͠Εͳ͍ʜ
    

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