Dockerをざっくり知る

by NobuakiKikuchi

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%PDLFSΛͬ͘͟Γ஌Δ 0 5XJUUFS

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1 %PDLFSͱ͸ %PDLFS͕ࣾ։ൃͨ͠ίϯςφͱ͍͏֓೦Λ؅ཧ͢Δπʔϧ

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2 2 )BSEXBSF )BSEXBSF͕͋ͬͯ ίϯςφͱ͸

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3 3 )ZQFSWJTPS )BSEXBSF )ZQFSWJTPS͕͋ͬͯ ίϯςφͱ͸

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4 4 )ZQFSWJTPS )BSEXBSF (VFTU04 ͦͷ্Ͱ04͕ಈ͍͓ͯΓ ίϯςφͱ͸

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5 5 )ZQFSWJTPS )BSEXBSF %PDLFS&OHJOF (VFTU04 04ͷ্ʹ%PDLFS&OHJOF͕͋ͬͯ ίϯςφͱ͸

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6 6 )ZQFSWJTPS )BSEXBSF #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04 %PDLFS&OHJOFͷ্ͰΞϓϦέʔγϣϯ͕ಈ͍͍ͯΔ ίϯςφͱ͸ %PDLFS&OHJOF

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7 7 )ZQFSWJTPS )BSEXBSF #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04 ίϯςφͱ͸ΞϓϦέʔγϣϯ΍ϛυϧ΢ΣΞΛͻͱ·ͱΊʹͨ͠΋ͷ ίϯςφͱ͸ %PDLFS&OHJOF ίϯςφ" ίϯςφ#

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8 8 ϋΠύʔόΠβܕ 74ίϯςφܕ )BSEXBSF )ZQFSWJTPS (VFTU04 #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04 )ZQFSWJTPS )BSEXBSF %PDLFS&OHJOF #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04 (VFTU04ͷ্ͰΞϓϦέʔ γϣϯϓϩηε͕ಈ͍͍ͯΔ %PDLFS&OHJOFͷ্ͰΞϓϦέʔ γϣϯίϯςφ͕ಈ͍͍ͯΔ

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9 %PDLFSͷϥΠϑαΠΫϧ

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10 %PDLFSGJMF %PDLFSͷϥΠϑαΠΫϧ %PDLFSGJMFͱ͸ඞཁͳύοέʔδ΍ΞϓϦ֤छઃఆΛؚΜͩ΋ͷ

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11 %PDLFSGJMF %PDLFSͷϥΠϑαΠΫϧ %PDLFSGJMFͱ͸ඞཁͳύοέʔδ΍ΞϓϦ֤छઃఆΛؚΜͩ΋ͷ '30.QIQBQBDIF $01:QIQJOJ VTSMPDBMFUDQIQ $01:JOEFYQIQ WBSXXXIUNM

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12 %PDLFSGJMF %PDLFS *NBHF #VJME %PDLFSͷϥΠϑαΠΫϧ %PDLFSGJMFΛ#VJME͢Δ͜ͱͰ%PDLFS*NBHF͕࡞੒͞ΕΔɻ '30.QIQBQBDIF $01:QIQJOJ VTSMPDBMFUDQIQ $01:JOEFYQIQ WBSXXXIUNM

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13 %PDLFSGJMF %PDLFS*NBHFΛىಈ͢Δ͜ͱͰΞϓϦέʔγϣϯ͕ಈ͘ɻ %PDLFS *NBHF #VJME %PDLFS $POUBJOFS 3VO %PDLFSͷϥΠϑαΠΫϧ '30.QIQBQBDIF $01:QIQJOJ VTSMPDBMFUDQIQ $01:JOEFYQIQ WBSXXXIUNM

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14 14 %PDLFSΛ࢖͏ϝϦοτᶃ ü Ͳͷ؀ڥͰ΋ಉ͡Α͏ʹಈ͘ ίϯςφܕ )ZQFSWJTPS 4FSWFS %PDLFS&OHJOF #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04

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15 15 %PDLFSΛ࢖͏ϝϦοτᶃ ü Ͳͷ؀ڥͰ΋ಉ͡Α͏ʹಈ͘ %PDLFS&OHJOFͷ্ͰΞϓϦ͕ ಈ͍͍ͯΔͨΊ04ʹґଘ͠ͳ͍ɻ ίϯςφܕ )ZQFSWJTPS 4FSWFS %PDLFS&OHJOF #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04

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16 16 %PDLFSΛ࢖͏ϝϦοτᶃ ü Ͳͷ؀ڥͰ΋ಉ͡Α͏ʹಈ͘ %PDLFS&OHJOFͷ্ͰΞϓϦ͕ ಈ͍͍ͯΔͨΊ04ʹґଘ͠ͳ͍ɻ ͲΜͳ؀ڥͰ΋શ͘ಉ͡Α͏ʹ ಈ࡞͢Δ͜ͱ͕Ͱ͖Δɻ ίϯςφܕ )ZQFSWJTPS 4FSWFS %PDLFS&OHJOF #JOT-JCT #JOT-JCT "QQ" "QQ# (VFTU04

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17 17 %PDLFSΛ࢖͏ϝϦοτᶄ ü EFQMPZɾSPMMCBDL͕؆୯ ৽͍͠Πϝʔδ ݹ͍Πϝʔδ ϦϙδτϦ %PDLFS3FHJTUSZ EFQMPZ SPMMCBDL "QQ

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18 18 %PDLFSΛ࢖͏ϝϦοτᶄ ü EFQMPZɾSPMMCBDL͕؆୯ %PDLFSͷίϯςφΠϝʔδ͸ϦϙδτϦ ؅ཧͰ͖Δɻ ৽͍͠Πϝʔδ ݹ͍Πϝʔδ ϦϙδτϦ %PDLFS3FHJTUSZ EFQMPZ SPMMCBDL "QQ

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19 19 %PDLFSΛ࢖͏ϝϦοτᶄ ü EFQMPZɾSPMMCBDL͕؆୯ %PDLFSͷίϯςφΠϝʔδ͸ϦϙδτϦ ؅ཧͰ͖Δɻ SPMMCBDLΛ࣮֬ʹߦ͏͜ͱ͕Ͱ͖Δɻ ৽͍͠Πϝʔδ ݹ͍Πϝʔδ ϦϙδτϦ %PDLFS3FHJTUSZ EFQMPZ SPMMCBDL "QQ

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20 20 %PDLFSΛ࢖͏ϝϦοτᶄ ü EFQMPZɾSPMMCBDL͕؆୯ %PDLFSͷίϯςφΠϝʔδ͸ϦϙδτϦ ؅ཧͰ͖Δɻ SPMMCBDLΛ࣮֬ʹߦ͏͜ͱ͕Ͱ͖Δɻ • ίʔυͷΈͷEFQMPZͩͱ4FSWFSͷঢ়ଶ͕EFQMPZ લޙͰมΘ͍ͬͯͳ͍͔ߟྀ͢Δඞཁ͕͋Δɻ ৽͍͠Πϝʔδ ݹ͍Πϝʔδ ϦϙδτϦ %PDLFS3FHJTUSZ EFQMPZ SPMMCBDL "QQ

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21 21 %PDLFSΛ࢖͏ϝϦοτᶄ ü EFQMPZɾSPMMCBDL͕؆୯ %PDLFSͷίϯςφΠϝʔδ͸ϦϙδτϦ ؅ཧͰ͖Δɻ SPMMCBDLΛ࣮֬ʹߦ͏͜ͱ͕Ͱ͖Δɻ • ίʔυͷΈͷEFQMPZͩͱ4FSWFSͷঢ়ଶ͕EFQMPZ લޙͰมΘ͍ͬͯͳ͍͔ߟྀ͢Δඞཁ͕͋Δɻ • %PDLFSͷ৔߹͸%PDLFS&OHJOFͷ্ͰΞϓϦ͕ ىಈ͍ͯ͠ΔͨΊɺ4FSWFSͷঢ়ଶʹґଘͤͣ؆୯ ʹSPMMCBDLΛߦ͏͜ͱ͕Ͱ͖Δ ৽͍͠Πϝʔδ ݹ͍Πϝʔδ ϦϙδτϦ %PDLFS3FHJTUSZ EFQMPZ SPMMCBDL "QQ

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&$3&$4ͱ͸ 22 &$3 "NB[PO&MBTUJD$POUBJOFS3FHJTUSZ &$4 "NB[PO&MBTUJD$POUBJOFS4FSWJDF

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&$3&$4ͱ͸ 23 &$3 "NB[PO&MBTUJD$POUBJOFS3FHJTUSZ &$4 "NB[PO&MBTUJD$POUBJOFS4FSWJDF %PDLFS*NBHFΛ ϦϙδτϦ؅ཧ͢ΔαʔϏε %PDLFS$POUBJOFSΛ؅ཧɺ࣮ߦɺఀ ࢭͰ͖ΔαʔϏε

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24 %PDLFSGJMF %PDLFS *NBHF #VJME %PDLFS $POUBJOFS 3VO &$3&$4ͱ͸

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25 %PDLFSGJMF %PDLFS *NBHF #VJME %PDLFS $POUBJOFS 3VO &$3 %PDLFS*NBHFΛ ϦϙδτϦ؅ཧ &$4 %PDLFS$POUBJOFSΛ؅ཧ &$3&$4ͱ͸

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26 &$ ༻ޠͷղઆ

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27 &$ 5BTL 5BTLEFGJOJUJPO ༻ޠͷղઆ 5BTLEFGJOJUJPO ΞϓϦέʔγϣϯͷઃܭਤͷΑ͏ͳ΋ͷɻ ࢖༻͢Δ%PDLFSJNBHF΍ϝϞϦͷׂΓ ౰ͯྔΛࢦఆɻ 5BTL $POUBJOFS ܈

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28 &$4DMVTUFS &$ 5BTL 5BTLEFGJOJUJPO ༻ޠͷղઆ 5BTLEFGJOJUJPO ΞϓϦέʔγϣϯͷઃܭਤͷΑ͏ͳ΋ͷɻ ࢖༻͢Δ%PDLFSJNBHF΍ϝϞϦͷׂΓ ౰ͯྔΛࢦఆɻ 5BTL $POUBJOFS ܈ &$4DMVTUFS ίϯςφΠϯελϯεͷάϧʔϓ

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29 &$4DMVTUFS &$ &$4BHFOU 5BTL 5BTLEFGJOJUJPO &$4 ༻ޠͷղઆ 5BTLEFGJOJUJPO ΞϓϦέʔγϣϯͷઃܭਤͷΑ͏ͳ΋ͷɻ ࢖༻͢Δ%PDLFSJNBHF΍ϝϞϦͷׂΓ ౰ͯྔΛࢦఆɻ 5BTL $POUBJOFS ܈ &$4DMVTUFS ίϯςφΠϯελϯεͷάϧʔϓ &$4BHFOU &$4͔ΒϦΫΤετΛड৴ͨ͠ࡍʹλ εΫΛ։͓࢝ΑͼఀࢭΛߦ͏ɻ

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30 ϋϯζΦϯͰ࡞੒͢Δ΋ͷᶃ #JOT-JCT "QQ" $POUBJOFS &$

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31 ϋϯζΦϯͰ࡞੒͢Δ΋ͷᶄ &$4 &$4DMVTUFS &$ &$4BHFOU 5BTLEFGJOJUJPO 5BTL