net/httpでつくるHTTPルーター自作入門

https://gocon.jp/2021autumn/sessions/handmade-http-router/

Transcript

1. net/httpͰͭ͘Δ
   HTTPϧʔλʔࣗ࡞ೖ໳
   @bmf_san

   Go Conference 2021 Autumn
   

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2. • Kenta Takeuchi
   
   • @bmf_san
   
   • גࣜձࣾϚΫΞέ/Re-ArchitectureνʔϜ
   
   • ֤छΤϯδχΞืूதͰ͢ʂ
   ࣗݾ঺հ
   

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3. ࠓ೔࿩͢͜ͱ
   GoͰඪ४ύοέʔδ͚ͩΛ࢖ͬͯɺ

   HTTPϧʔλʔΛࣗ࡞͢Δ࿩
   

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4. ͜Μͳํʹ
   • Goͷॳֶऀ
   
   • GoͰԿ͔࡞ͬͯΈ͍ͨਓ
   
   • ݴޠ໰ΘͣHTTPϧʔλʔΛ࡞ͬͯΈ͍ͨਓ
   

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5. ࣗ࡞ͯ͠ΈΔͱɾɾ
   • net/httpͷཧղΛਂΊΔ͖͔͚ͬʹ
   
   • ΞϧΰϦζϜͱσʔλߏ଄ΛֶͿ͖͔͚ͬʹ
   
   • ੈͷதͷHTTPϧʔλʔͷߏ଄͕େମ෼͔ΔΑ͏ʹ
   
   • ࣗ࡞ͷϧʔλʔͰΞϓϦΛ࡞ΕΔΑ͏ʹ
   

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6. લఏ
   • Goͷجຊతͳจ๏ͷཧղ
   
   • Կ͔͠ΒͷHTTPϧʔλʔΛ࢖ͬͨ͜ͱ͕͋Δ
   

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7. Zenn Book
   

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8. ໨࣍
   • HTTPϧʔλʔͱ͸Կ͔
   
   • HTTPϧʔλʔͷσʔλߏ଄
   
   • net/httpʹ͍ͭͯ஌͓͖͍ͬͯͨ͜ͱ
   
   • ࣮૷ͷ঺հ
   

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9. HTTPϧʔλʔͱ͸
   • ϦΫΤετ͞ΕΔURLͱϨεϙϯεͷॲཧΛ݁ͼ͚ͭΔ
   

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10. HTTPϧʔλʔͷσʔλߏ଄
    • ϦΫΤετ͞ΕΔURLͱϨεϙϯεͷॲཧ
    Λ݁ͼ͚ͭΔ
    
    URLͱॲཧ͕Ϛοϐϯά͞Εͨ
    
    σʔλ͕ඞཁ
    

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11. HTTPϧʔλʔͷσʔλߏ଄
    • URLͷ֊૚ → ໦ߏ଄ͱͯ͠දݱ
    

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12. • ໦ʹϊʔυΛ௥Ճ͢Δ㲈ϧʔτͷఆٛ
    
    • ໦͔ΒϊʔυΛ୳ࡧ͢Δ㲈ϧʔςΟϯά
    HTTPϧʔλʔͷσʔλߏ଄
    

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13. net/httpʹ͍ͭͯ஌͓͖͍ͬͯͨ͜ͱᶃ
    • ʮϚϧνϓϨΫαʯͱʮϋϯυϥʯ
    
    • ϚϧνϓϨΫα
    
    • ϦΫΤετͷURLΛొ࿥ࡁΈͷύλʔϯͱরΒ͠߹Θͤ
    ͯɺ࠷΋Ϛον͢ΔϋϯυϥΛݺͼग़͢
    
    • ϋϯυϥ
    
    • ϦΫΤετʹԠͨ͡ॲཧΛฦ͢
    

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14. net/httpʹ͍ͭͯ஌͓͖͍ͬͯͨ͜ͱᶄ
    • ϚϧνϓϨΫα
    
    • Ͳ͜ͰɺͲͷΑ͏ʹϋϯυϥΛొ࿥͍ͯ͠Δͷ͔
    
    • Ͳ͜ͰɺͲͷΑ͏ʹURLͱύλʔϯͷϚονϯάΛߦ͍ͬͯ
    Δ͔
    
    • ϋϯυϥ
    
    • ͲͷΑ͏ʹϋϯυϥΛ࣮૷͢Δͷ͔
    
    • HandleɺHandlerɺHandleFuncɺHandlerFuncΛ஌Δ
    
    • ຬ͍ͨͨ͠ΠϯλʔϑΣʔε͸Կ͔
    

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15. • ͜ͷܗͷHTTPαʔόʔͷίʔυΛಡΈղ͘ͷ͕͓͢͢Ί
    ίʔυϦʔσΟϯά
    

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16. • ϝιουϕʔεͷϧʔτఆٛΛαϙʔτ͚ͨͩ͠ͷ؆қతͳϧʔλʔͷ࣮૷
    
    • ґଘ͸ඪ४ύοέʔδͷΈ
    ࣮૷
    https://github.com/bmf-san/introduction-to-golang-http-router-made-with-net-http/
    

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17. Github
    https://github.com/bmf-san/goblin
    

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18. ؔ࿈ϦϯΫ
    ݻఆπΠʔτʹͿΒԼ͛ͯ͋Γ·͢
    

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19. ͋Γ͕ͱ͏Go͍͟·ͨ͠ʂ
    

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