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Let's use buildkit!
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Kohei Ota
September 03, 2018
Technology
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Let's use buildkit!
Kohei Ota
September 03, 2018
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Transcript
BuildKitΛͬͯΈΑ͏ʂ Presented by @_inductor_
Who am I? • inductor(@_inductor_) • Cloud(AWS)/DevOps Engineer @ Start
Today Technologies, Inc. • Admin @ Πϯϑϥษڧձ • DevOps / Containeriation / CI/CD Pipelines • Japan Container Daysελοϑͬͯ·͢
͋ͱʹͳͬͯؾ͍ͮͨͷͰ͕͢ɺલճͷ MeetupͰਢా͞Μ͕ͨ͠༰ͷ΄΅ ϦόΠζʢ͔͠ΏΔ;Θ൛ʣͰͨ͠ʼʻ LTͳͷͰ·ͬͨΓௌ͍͍ͯͩ͘͞
What is BuildKit?
BuildKit • Moby project͕ओମͱͳͬͯ։ൃ͍ͯ͠ΔOSS • DockerfileΛΠϝʔδʹbuild͢ΔͨΊͷϏϧυπʔϧ • GoݴޠͰ։ൃ͞Ε͍ͯΔ • ݱࡏϓϨϏϡʔͷஈ֊
BuildKitͷ͍͢͝ͱ͜Ζ • ฒྻ࣮ߦ͕͔͍͜͠ • Multi-stage build͕ฒྻ࣮ߦ͞ΕΔʢʂʂʂʣ • Ωϟογϡ͕͔͍͜͠ • ෳΞʔΩςΫνϟ͚ͷϏϧυ͕࡞ΕΔ
• ࠓ·ͰͷDockerfileී௨ʹಈ͘(ͣ) • ৄ͘͠ਢా͞ΜͷεϥΠυެࣜϦϙδτϦࢀর
Multi-stage buildΛ ͬͯΔΑͬͯਓ खڍ͍͛ͯͩ͘͞ʂ
Multi-stage buildΛ ͬͯΔΑͬͯਓ खڍ͍͛ͯͩ͘͞ʂ
Multi-stage build? • ಉҰDockerfileͰෳͷΠϝʔδΛ࡞Ͱ͖Δػೳ • ͬͱ͍͏ͱ్தͰίϯύΠϧͨ͠ϑΝΠϧ͚ͩΛϝΠϯ ͷΠϝʔδʹࡌͤͨΓͰ͖Δ(ίϯύΠϧݴޠͰهड़͞Εͨ ϓϩδΣΫτ(ྫ͑goͱ͔)ͩͱ࣮ߦϑΝΠϧҰ෦ͷઃ ఆϑΝΠϧҎ֎ɺ࣮ߦڥͰ͍Βͳ͍ΑͶʁͱ͔) •
Ϗϧυͷ݁ՌͰ͖ͨՌ͚ͩΛίϯςφΠϝʔδͱͯ͠ ࡌͤΔ͜ͱ͕ग़དྷΔ • ෆཁϑΝΠϧ͚ͩαΠζ͕ݮΔʂ
DockerͰBuildKit • Docker CEͰࢼ͢߹ • Nightly·ͨTestνϟϯωϧͰCEΛೖΕΔ (چEdgeνϟϯωϧ) • MacɺWindowsͷ߹EdgeΛ͏ •
ڥมʹ `export DOCKER_BUILDKIT=1` Ληοτ
σϞ (͕࣌ؒͳ͔ͬͨΒεΩοϓ)
खݩͰࢼͨ݁͠Ռ firebase cliͱhugoίϚϯυΛೖΕΔDockerfile
खݩͰࢼͨ݁͠Ռ GoݴޠͰhello worldίϯύΠϧͯ͠ೖΕΔDockerfile
·ͱΊ • ฒྻͰ࣮ߦ͢ΔϏϧυ͕Ұഋ͋ΔͳΒͬͯΈ·͠ΐ͏ʂ • ࠓ·ͰαΠζݮ͚ͩͩͬͨMulti-stage buildͷϝϦοτ͕ ʹӨڹͯ͘͠ΔΑ͏ʹͳΔ • ͘ͳΔ༨ͷ͋ΔDockerfile͕͋Γͦ͏ͩͬͨΒ ࠓޙͷͨΊʹಋೖͯ͠ΈͨΒ͍͍ͷͰʂ
• Docker composeͰ·ͩ͑ͳ͍ • K8sͰ͏߹KnativeͷBuild TemplatesʹBuildKitΛՃ͢Δ ඞཁ͕͋ΔΒ͍͠
͓ΘΓ