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Introduction to container-based virtualization ޒेཛྷɾ຤Ӭݚڀࣨன৯ձ :VTVLF.JZB[BLJ !૯߹ݚڀ߸ؗ ίϯςφܕԾ૝Խೖ໳

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໨࣍ w ैདྷͷԾ૝ϚγϯʹΑΔԾ૝Խ w ίϯςφܕԾ૝Խͱ͸ w ίϯςφܕԾ૝ԽΛ࣮ݱ͢Δٕज़ w %PDLFSͱ͸ w σϞ

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෺ཧϚγϯ ϋʔυ΢ΣΞ ΦϖϨʔςΟϯάγεςϜ ΞϓϦέʔγϣϯ ΞϓϦέʔγϣϯ

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Ծ૝Ϛγϯ 7. w ϗετ04ͷ্Ͱผͷήετ04Λಈ࡞ͤ͞Δٕज़ w ήετ04Λಈ࡞ͤ͞ΔͨΊʹϋʔυ΢ΣΞΛ ΤϛϡϨʔτ w ϋΠύʔόΠβͰ7.Λ؅ཧ

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Ծ૝Ϛγϯ ϋʔυ΢ΣΞ ΦϖϨʔςΟϯάγεςϜ ΞϓϦ ϋΠύʔόΠβ 04 04 ΞϓϦ

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Ծ૝ԽͷϝϦοτ w ෳ਺ͷ෺ཧαʔόʔΛ౷߹ w 8JOEPXTPO-JOVY΋Մೳ w ؅ཧ͕༰қʹ ϚγϯΛϑΝΠϧͱͯ͠ѻ͑Δ

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Ծ૝ԽͷσϝϦοτ w Ծ૝ԽʹΑΔΦʔόʔϔου ಛʹ*0 w Ծ૝ԽʹΑΓϚγϯ͕૿͑Δ͜ͱ͕͋Γ 
 ͦͷ৔߹ͷߏ੒؅ཧ

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Ծ૝Ϛγϯ ϋʔυ΢ΣΞ ΦϖϨʔςΟϯάγεςϜ ΞϓϦ ϋΠύʔόΠβ 04 04 ΞϓϦ ^༷ʑͳ޻෉Ͱ ߴ଎Խ ྫ75Y ,FSOFM NPEVMFT

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ίϯςφܕԾ૝Խ w ΞϓϦέʔγϣϯΛϗετ04্ͷϓϩηεͱ͠ ࣮ͯߦ w 04ͷΧʔωϧͷػೳΛ࢖ͬͯ 
 ༷ʑͳϦιʔεΛ֤ίϯςφ͝ͱʹִ཭

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ίϯςφ ίϯςφܕԾ૝Խ ϋʔυ΢ΣΞ ΦϖϨʔςΟϯάγεςϜ ΞϓϦέʔγϣϯ ίϯςφ ΞϓϦέʔγϣϯ

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ίϯςφܕԾ૝ԽͷϝϦοτ w Ϧιʔεͷফඅྔ͕গͳ͍ w ଟ͘ͷίϯςφΛҰͭͷϚγϯͰ w ΞϓϦέʔγϣϯͷΈͷىಈ w Φʔόʔϔου͕গͳ͍ w ىಈ͕ૣ͍

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ίϯςφܕԾ૝ԽͷσϝϦοτ w ΧʔωϧΛϗετͱڞ༗͢Δ w %FCJBO্Ͱ$FOU04Λಈ͔ͯ͠΋ Χʔωϧ ͸%FCJBOͷ΋ͷ w 7.ͰՄೳͳ8JOEPXTPO-JOVY͸ෆՄ

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Ϧιʔεͷִ཭ w ֤ίϯςφؒͷϦιʔεͷִ཭ʹ͸Χʔωϧͷ ػೳΛ༻͍Δ w ੲ͔Β͋ΔDISPPUͷߟ͑ํΛ༷ʑͳϦιʔε ʹ͍֦ͭͯுͨ͠Πϝʔδ w Ҏ߱͸-JOVYʹ͍ͭͯͷ͓࿩

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Ϧιʔεͷִ཭ w -JOVY w OBNFTQBDF NPVOU 1*% 6*% (*% FUDʜ w DHSPVQT $16 NFNPSZ FUDʜ w ͳͲ

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BVGT w BEWBODFENVMUJMBZFSFEVOJpDBUJPO pMFTZTUFN w ϨΠϠʔঢ়ʹͳͬͨ ϑΝΠϧγεςϜ w -JOVYͷ-JWF$%%7%ͳͲͰ࠾༻͞Ε͖ͯͨ w $%%7%ͷϨΠϠʔͷ্ʹϝϞϦͷ
 ϨΠϠʔ

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% BVGT " & # % $ " $ %` & -BZFS -BZFS -BZFS ্͔ΒݟΔͱ &` # %` &`

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%PDLFS w Ұ൪ྲྀߦͬͯΔίϯςφܕԾ૝Խٕज़ w -JOVYͷίϯςφٕज़ w ಛघͳϑΝΠϧγεςϜ BVGT CUSGTͳͲ w %PDLFSpMFʹΑΔΠϝʔδͷ࡞੒ w 8JOEPXT΍049Ͱར༻͢Δʹ͸ 
 ܰྔͳ-JOVYͷ7.ΛཱͯΔ

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%PDLFSͰͷ࡞ۀͷྲྀΕ %PDLFSpMF ΠϝʔδΛ ࡞੒͢Δͨ ΊͷϨγϐ $ docker build %PDLFSpMFΛ
 ΋ͱʹΠϝʔδΛ࡞੒ Πϝʔδ ΞϓϦ΍
 ϑΝΠϧ
 BVGTͳͲ

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%PDLFSpMF FROM debian:jessie RUN apt-get install python3 COPY . /app EXPOSE 80 CMD ["python", "/app/start.py"]

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%PDLFSpMFͱBVGTͷରԠ " & # % &` " % & COPY . /app RUN apt-get install python3 ্͔ΒݟΔͱ # &`

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%PDLFSͰͷ࡞ۀͷྲྀΕ Πϝʔδ ΞϓϦ΍
 ϑΝΠϧ
 BVGTͳͲ $ docker pull / push ΠϝʔδΛϨδετϦ FH%PDLFS)VC ͔Βऔಘ ϨδετϦʹొ࿥ Πϝʔδͷ࠶ར༻ %PDLFSpMF ΠϝʔδΛ ࡞੒͢Δͨ ΊͷϨγϐ

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%PDLFSͰͷ࡞ۀͷྲྀΕ %PDLFSpMF ΠϝʔδΛ ࡞੒͢Δͨ ΊͷϨγϐ $ docker run ΠϝʔδΛ΋ͱʹίϯςφΛ ࡞੒͠ϓϩηεΛىಈ Πϝʔδ ΞϓϦ΍
 ϑΝΠϧ
 BVGTͳͲ "1 "1 "1

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ίϯςφͷ࡞੒ͱBVGT " & # % &` " % &` ্͔ΒݟΔͱ $ ίϯςφ͝ͱʹ ࡞੒ $ COPY . /app RUN apt-get install python3 #