Docker 超入門/introduction-docker

2021/11/04 の社内 LT での発表資料

Transcript

1. Docker ௒ೖ໳
   @ega4432
   

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2. ຊ೔ͷΞδΣϯμ
   • ࣗݾ঺հ
   
   
   • DockerʁԿͦΕඒຯ͍͠ͷʁ
   
   
   • ैདྷͷԾ૝Խͱͷҧ͍
   
   
   • Docker ͷجຊػೳ - Build/Ship/Run - ʹ͍ͭͯ
   
   
   • ·ͱΊ
   

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3. ࣗݾ঺հ
   • ͕͑ / @ega4432
   
   
   • Cloud Engineer
   
   
   • ෱Ԭࡏॅ
   
   
   • झຯɿےτϨɺςχεɺಡॻɺকعͳͲ
   
   
   • Docker ྺ 2 ~ 3 ೥ɺk8s ษڧதʙ
   

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4. DockerʁԿͦΕඒຯ͍͠ͷʁ
   

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6. ͳͥ஫໨͞Ε͍ͯΔ͔
   

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7. Q. ͳͥ Docker ͕ඞཁͳͷ͔
   

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8. A. Ϣʔβʹૉૣ͘ίʔυΛ
   
   
   ಧ͚ΒΕΔΑ͏ʹͳΔ
   

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9. ैདྷͷ։ൃʹ͓͚Δ՝୊
   

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10. ैདྷͷ։ൃʹ͓͚Δ՝୊
    ຊ౰ʹಉ͡؀ڥʁʂ
    

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11. Docker ͕Ͳ͏ղܾ͢Δ͔
    

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12. Docker ͕Ͳ͏ղܾ͢Δ͔
    ίʔυͱϥΠϒϥϦΛ
    
    
    ύοέʔδϯάͯ͠
    
    
    ʮίϯςφԽʯ͢Δ
    

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13. Docker ͕Ͳ͏ղܾ͢Δ͔
    

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14. ͜͜·Ͱͷ·ͱΊ
    • Docker ͱ͸ɺίʔυͱͦͷґଘύοέʔδΛ
    ʮίϯςφԽʯ͢Δ໾ׂ
    
    
    • ։ൃʙຊ൪·Ͱͷ؀ڥͷҧ͍Λղফ͠ɺϢʔ
    βʹରͯ͠ૉૣ͘Ձ஋Λఏڙ͢Δ͜ͱ͕Ͱ͖
    Δ
    

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15. ैདྷͷԾ૝Խͱͷҧ͍
    

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16. OS Ծ૝Խ
    ϗετ OS ্ʹෳ਺ͷԾ૝ OS Λ഑ஔ
    ग़యɿhttps://qiita.com/etaroid/items/b1024c7d200a75b992fc
    

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17. ίϯςφԾ૝Խ
    ϗετ OS ্ Docker Engine Λىಈ͠
    
    
    ͦͷ্ͷෳ਺ͷίϯςφΛىಈ
    ग़యɿhttps://qiita.com/etaroid/items/b1024c7d200a75b992fc
    

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18. ίϯςφԾ૝ԽͷϝϦοτ
    • Ϧιʔε͕ܰྔ
    
    
    • ετϨʔδ࢖༻ྔ͕ݮΔ
    
    
    • ىಈ͕࣌ؒૣ͍
    
    
    • ෳ਺؀ڥͰͷӡ༻ָ͕
    

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19. Docker ͷجຊػೳ
    
    
    - Build/Ship/Run -
    

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20. جຊػೳ - Build/Ship/Run -
    • Build: Πϝʔδͷ࡞੒ɺߏங
    
    
    • Ship: Πϝʔδͷڞ༗
    
    
    • Run: ίϯςφͷ࣮ߦ
    

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21. Build: Πϝʔδͷ࡞੒ɾߏங
    • ίϯςφΠϝʔδΛߏங͢ΔϑΣʔζ
    
    
    • ίϯςφͷߏ੒ΛςΩετܗࣜͰఆٛͰ͖Δ
    `Docker
    fi
    le` ͱ͍͏΋ͷ͕͋Δ
    

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22. Docker
    fi
    le͔ΒΠϝʔδͷ࡞੒
    FROM nginx:lates
    t
    
    WORKDIR /usr/share/nginx/htm
    l
    
    COPY index.html index.htm
    l
    
    RUN apt update &&
    \
    
    apt-get install -y curl
    

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23. Ship: Πϝʔδͷڞ༗
    • ࡞ͬͨίϯςφΠϝʔδΛϨδετϦʹஔ͘
    ͜ͱͰอ؅ɺόʔδϣϯ؅ཧɺڞ༗͕Մೳʹ
    
    
    • ར༻ՄೳͳΠϝʔδ͕ଟ͘ެ։͞Ε͓ͯΓࣗ
    ਎Ͱ࡞੒΋Մೳ
    

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24. Run: ίϯςφͷ࣮ߦ
    • ࣮ࡍʹίϯςφΛಈ࡞ͤ͞ΔϑΣʔζ
    
    
    • Docker ͕࢖͑Δ؀ڥͰ͋Ε͹Ͳ͜Ͱ΋ίϯς
    φΛىಈՄೳ
    

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25. ·ͱΊ
    • Docker ͸ɺ؀ڥຖͷࠩ෼Λͳ͘͠ɺϢʔβʹ
    ΑΓૣ͘ίʔυΛಧ͚ΔΑ͏ʹ͢Δ໾ׂ
    
    
    • ίϯςφܕԾ૝ԽΛ࣮ݱ͢ΔϓϥοτϑΥʔϜ
    
    
    • جຊػೳͱͯ͠ɺεϩʔΨϯͰ͋Δ Build/
    Ship/Run ʹ͍ͭͯ
    

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26. ͝ਗ਼ௌ͋Γ͕ͱ͏
    
    
    ͍͟͝·ͨ͠🙇
    

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27. ࢀߟจݙ
    • Docker ࣮ફΨΠυ - ΠϯϓϨεϒοΫε https://
    book.impress.co.jp/books/1115101002
    
    
    • Dockerೖ໳ -جૅฤ ͍·͔Β࢝ΊΔDocker؅ཧʲ2nd
    Editionʳ https://www.slideshare.net/zembutsu/
    introduction-to-docker-management-and-operations-2nd
    
    
    • Docker/Kubernetes ࣮ફίϯςφ։ൃೖ໳ɿॻ੶Ҋ಺ʛٕ
    ज़ධ࿦ࣾ https://gihyo.jp/book/2018/978-4-297-10033-9
    

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