Websockets in PHP using Swoole

Transcript

1. Ricardo Coelho - @ramcoelho
   Websockets in PHP using Swoole
   

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2. Agenda
   Websockets & HTTP/1.1
   
   
   Ratchet & Swoole
   
   
   Concurrency, asynchrony & parallelism
   
   
   Multithread,
   fi
   bers & coroutines
   
   
   Shared memory & semaphores
   
   
   Streams, gRPC, protobuf, HTTP/2, HTTP/3 & QUIC
   

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3. Websockets
   

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5. Supervisor
   

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6. FROM php:8.1.9
   
   
   RUN apt-get update \
   
   
   && apt-get install -y libssl-dev git zip wget \
   
   
   && cd /tmp \
   
   
   && wget https://github.com/swoole/swoole-src/archive/refs/heads/master.zip -O swoole-src.zip \
   
   
   && unzip swoole-src.zip && cd swoole-src-master \
   
   
   && phpize && ./configure && make && make install \
   
   
   && cd / && rm -rf /tmp/pear \
   
   
   && docker-php-ext-install sockets \
   
   
   && docker-php-ext-enable swoole sockets
   
   
   nexy/swoole:8.1.9
   

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7. Ratchet &
   
   
   Swoole
   

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9. Concurrency,
   
   
   asynchony &
   
   
   parallelism
   

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10. Multithread,
    
    
    fibers &
    
    
    coroutines
    

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11. Shared memory &
    
    
    semaphores
    

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12. Websockets vs
    
    
    gRPC
    

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13. HTTP/1.1
    

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14. TCP/IP
    

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15. IP +
    Porta
    IP +
    Porta
    

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16. TCP/IP
    

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20. HTTP/2 &
    
    
    Streams,
    

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21. Multiplex
    

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22. TCP/IP
    

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24. HTTP/3 &
    
    
    QUIC
    

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25. QUIC
    QUIC QUIC
    QUIC
    QUIC
    QUIC
    QUIC
    QUIC
    

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26. Ossification
    

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27. “Respect the past, and prepare for the
    future by taking action in the present.”
    Rob Martin
    

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28. UDP
    UDP UDP
    UDP
    UDP
    UDP
    UDP
    UDP
    

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29. Performance
    

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30. Conclusion
    

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32. References
    • https://www.rfc-editor.org/rfc/rfc6455
    
    
    • https://datatracker.ietf.org/doc/html/rfc9000
    
    
    • https://www.rfc-editor.org/rfc/rfc7540.html
    
    
    • https://datatracker.ietf.org/doc/html/rfc9114
    
    
    • https://unsplash.com
    
    
    • http://socketo.me
    
    
    • https://openswoole.com
    
    
    • https://speakerdeck.com/ramcoelho/swoole
    
    
    • https://github.com/nexy/swoole
    The WebSocket Protocol
    
    
    QUIC: A UDP-Based Multiplexed and Secure Transport
    
    
    Hypertext Transfer Protocol Version 2 (HTTP/2)
    
    
    HTTP/3
    
    
    Images
    
    
    Ratchet Websockets
    
    
    Open Swoole
    
    
    These slides
    
    
    Code used in these slides
    

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