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Docker ハンズオン 基礎編2 / Docker Handson Basic 2

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August 24, 2018
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Docker ハンズオン 基礎編2 / Docker Handson Basic 2

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takasp

August 24, 2018

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Transcript

  1. Docker ϋϯζΦϯ جૅฤ2 # גࣜձࣾΤΞʔΫϩʔθοτ ࣾ಺ษڧձ Vol.2 @takasp 2018೥8݄24೔

  2. ࿩͢͜ͱ • Dockerfile ͷॻ͖ํ • docker-compose ͷॻ͖ํ • Dockerfile ͱ

    docker-compose Λ
 ࢖ͬͨϋϯζΦϯ

  3. Docker ͷ֓ཁ΍ίϚϯυ͸ લճࢿྉΛࢀর͍ͯͩ͘͠͞ 
 
 
 
 
 https://speakerdeck.com/takasp/docker-handson-basic-1

  4. Dockerfile

  5. Dockerfile ͱ͸ • ϕʔεͱͳΔΠϝʔδɺίϯςφ಺Ͱߦ͏ૢ࡞ɺ ؀ڥม਺ͳͲͷઃఆɺίϯςφ಺Ͱಈ࡞͢Δ
 ϓϩηεΛؚΜͩߏ੒৘ใΛఆٛ͢ΔϑΝΠϧɻ • docker image build

    ίϚϯυͰ 
 Dockerfile ΛݩʹΠϝʔδΛ࡞੒͢Δɻ

  6. Dockerfile ͷ࡞੒ • FROM ໋ྩ • λά໊Λলུ͢Δͱ latest ͕࢖༻͞ΕΔɻ •

    ࣮ࡍʹར༻͢Δ࣌͸ɺͲͷΑ͏ͳόʔδϣϯ͕
 ಈ࡞͍ͯ͠Δ͔൑அͰ͖ͳ͍ͷͰɺlatest ͸࢖༻͠ͳ͍ɻ '30.Πϝʔδ໊<λά໊> ϕʔεΠϝʔδྫ '30.VCVOUV

  7. Dockerfile Λ࡞੒ͯ͠
 Ϗϧυͯ͠ΈΑ͏

  8. Dockerfile Λ࡞੒͠Α͏ • ೚ҙͷσΟϨΫτϦΛ࡞੒͠ɺ
 σΟϨΫτϦʹೖΓ·͢ɻ
 • ҎԼͷΑ͏ͳ Dockerfile Λ࡞੒͠·͢ɻ NLEJSEPDLFSTBNQMF


    DEEPDLFSTBNQMF

  9. Dockerfile ΛϏϧυͯ͠ΈΑ͏ • sample:1.0 ͱ͍͏໊લͰࠓͷσΟϨΫτϦʹ
 ͋Δ Dockerfile ΛϏϧυ͠·͢ɻ • docker

    image ls ίϚϯυͰ֬ೝ͢Δͱ
 ϕʔεΠϝʔδͷ ubuntu:18.04 ͱ sample:1.0 ͷ Πϝʔδ͕Ͱ͖͍ͯΔ͜ͱ͕෼͔Δɻ EPDLFSJNBHFCVJMEUTBNQMF

  10. Ϗϧυ

  11. Dockerfile ͔ΒΠϝʔδ࡞੒ • docker image build ίϚϯυ • ҎԼͷΑ͏ͳ DockerfileΛ࡞੒ͯ͠Ϗϧυ͢Δɻ

    EPDLFSJNBHFCVJMEUΠϝʔδ໊<λά໊><%PDLFSpMFͷ৔ॴ> ϕʔεΠϝʔδͷઃఆ '30.VCVOUV

  12. Dockerfile ͔ΒΠϝʔδ࡞੒ • /home/user/sample ʹ͋Δ Dockerfile Λ
 sample:1.0 ͱ͍͏໊લͰϏϧυ͢Δྫɻ EPDLFSJNBHFCVJMEίϚϯυͷ࣮ߦྫ

    EPDLFSJNBHFCVJMEUTBNQMFIPNFVTFSTBNQMF

  13. ΠϝʔδͷϨΠϠʔߏ଄ • Dockerfile ͷΠϝʔδΛ࡞੒͢Δͱɺ
 ໋ྩ͝ͱʹΠϝʔδΛ࡞੒͢Δɻ • ࡞੒͞Εͨෳ਺ͷΠϝʔδ͸ϨΠϠʔߏ଄ʹͳΔɻ • ࡞੒ͨ͠Πϝʔδ͸ଞͷΠϝʔδͱ΋ڞ༗͢Δɻ
 ΠϝʔδΛੵΈॏͶͯσΟεΫޮ཰ΛߴΊ͍ͯΔɻ

  14. ΠϝʔδͷϨΠϠʔߏ଄ྫ • ҎԼͷΑ͏ͳ Dockerfile Λ࡞੒ͯ͠
 ΠϝʔδΛ࡞੒ͨ͠৔߹ɻ

  15. • ҎԼͷίϚϯυͰϏϧυ͢Δͱ໋ྩ͝ͱʹ
 Πϝʔδ͕ੜ੒͞Ε͍ͯΔ͜ͱ͕෼͔Δɻ EPDLFSJNBHFCVJMEUXFC ˡ૚໨ ˡ૚໨ ˡ૚໨ ˡ૚໨

  16. • ໋ྩ͝ͱʹΠϝʔδ͕ੵΈॏͳΔɻ 4UFQ
 '30.໋ྩ 4UFQ
 '30.໋ྩ 4UFQ
 36/໋ྩ 4UFQ
 '30.໋ྩ

    4UFQ
 36/໋ྩ 4UFQ
 $01:໋ྩ 4UFQ
 $.%໋ྩ 4UFQ
 '30.໋ྩ 4UFQ
 36/໋ྩ 4UFQ
 $01:໋ྩ

  17. ίϚϯυɾϓϩηεͷ࣮ߦ

  18. RUN ໋ྩ • ϕʔεΠϝʔδʹϛυϧ΢ΣΞͷΠϯετʔϧ ΍ઃఆɺ؀ڥߏஙͷίϚϯυΛ࣮ߦ͢ΔͳͲɺ ΞϓϦΛ࢖͏ͷʹඞཁͳίϚϯυΛ࣮ߦ͢Δ ͱ͖ʹ࢖༻͢Δɻ 36/໋ྩΛར༻ͨ͠OHJOYͷΠϯετʔϧྫ 36/BQUHFUJOTUBMMZOHJOY

  19. CMD ໋ྩ • ࡞੒ͨ͠ΠϝʔδΛىಈ͢Δ࣌ʹ࣮ߦ͍ͨ͠ ίϚϯυΛ࣮ߦ͢Δͱ͖ʹ࢖༻͢Δɻ • Ұ͚ͭͩఆٛͰ͖Δɻෳ਺ࢦఆͨ͠৔߹͸ɺ ࠷ޙͷ CMD ͕༗ޮʹͳΔɻ

    • docker container run ίϚϯυ࣮ߦ࣌ʹ
 Ҿ਺Λ͞Βʹࢦఆ͢ΔͱҾ਺͕༏ઌ͞ΕΔɻ

  20. CMD ໋ྩͷهड़ํࣜ • Exec ܗࣜ • Shell ܗࣜ • ENTRYPOINT

    ໋ྩͷύϥϝʔλʔͱͯ͠

  21. CMD ໋ྩͷ Exec ܗࣜ • γΣϧΛհͣ͞௚઀࣮ߦ͢Δɻ
 ͕ͨͬͯ͠ $HOME ͷΑ͏ͳ؀ڥม਺ΛࢦఆͰ͖ͳ͍ɻ •

    JSON ഑ྻͰࢦఆ͢Δɻ • ผͷγΣϧΛ࢖͍͍ͨͱ͖͸ɺγΣϧͷύεΛࢦఆͯ͠ɺ ࣮ߦ͍ͨ͠ίϚϯυΛࢦఆ͢Δɻ • ެࣜͰ͸ CMD ໋ྩ͸ Exec ܗ͕ࣜ๬·͍͠ͱ͞Ε͍ͯΔɻ

  22. CMD ໋ྩͷ Exec ܗࣜ OHJOYͷ$.%໋ྩͷ&YFDܗࣜͷྫ $.%<OHJOY H EBFNPOP⒎> &YFDܗࣜͰผͷγΣϧΛ࣮ߦ͢Δྫ $.%<CJOCBTI

    D OHJOY H EBFNPOP⒎>

  23. CMD ໋ྩͷ Shell ܗࣜ • /bin/sh -c Λ࢖ͬͯίϚϯυΛ࣮ߦͨ͠ͱ͖ͱ ಉ͡ڍಈʹͳΔɻ •

    σϑΥϧτͷγΣϧΛมߋ͍ͨ͠ͱ͖͸ɺ SHELL ໋ྩΛ࢖͏ɻ OHJOYͷ$.%໋ྩͷ4IFMMܗࣜͷྫ $.%OHJOYH`EBFNPOP⒎`

  24. ENTRYPOINT ໋ྩ • ENTRYPOINT ໋ྩ͸ඞ࣮ͣߦ͞ΕΔ͕ɺ
 ࣮ߦ࣌ʹίϚϯυҾ਺Λࢦఆ͍ͨ͠ͱ͖ʹ
 CMD ໋ྩͱ૊Έ߹Θͤͯ࢖༻͢Δɻ • ENTRYPOINT

    ໋ྩͰ࣮ߦ͍ͨ͠ίϚϯυɺ
 CMD ໋ྩͰσϑΥϧτͷҾ਺Λఆ͓͖ٛͯ͠ɺ
 docker container run ίϚϯυͰڍಈΛม͍͑ͨ৔߹ʹར༻͢Δɻ • Ұ͚ͭͩఆٛͰ͖Δɻ
 ෳ਺ࢦఆͨ͠৔߹͸ɺ࠷ޙͷ ENTRYPOINT ͕༗ޮʹͳΔɻ

  25. ENTRYPOINT ໋ྩ • ENTRYPOINT ໋ྩͱ CMD ໋ྩΛ
 ૊Έ߹Θͤͯ Dockerfile Λ࡞੒ͨ͠ྫɻ

  26. ENTRYPOINT ໋ྩ QJOHίϚϯυΛճXXXHPPHMFDPNʹ࣮ߦ͢Δ৔߹ EPDLFSDPOUBJOFSSVOTBNQMF QJOHίϚϯυΛճXXXZBIPPDPNʹ࣮ߦ͢Δ৔߹ EPDLFSDPOUBJOFSSVOTBNQMFXXXZBIPPDPN

  27. ؀ڥɾωοτϫʔΫͷઃఆ

  28. ENV ໋ྩ • ؀ڥม਺Λઃఆ͍ͨ͠ͱ͖ʹ ENV ໋ྩΛ
 ࢖༻͢Δɻ &/7໋ྩͷྫ &/7)045IPTU &/7/".&EPDLFSNPCZ

    &/7500-,VCFSOFUFT"QBDIF.FTPT%PDLFS4XBSN &/71035QPSU &/7<LFZ><WBMVF> PS &/7<LFZ><WBMVF>

  29. WORKDIR ໋ྩ • ࡞ۀ༻σΟϨΫτϦΛࢦఆ͢Δɻ • ΋͠ࢦఆͨ͠σΟϨΫτϦ͕ଘࡏ͠ͳ͚Ε͹࡞੒͢Δɻ • cd ίϚϯυ͸࢖༻͠ͳ͍ɻ
 
803,%*3໋ྩͷྫ

    803,%*3pSTU 803,%*3TFDPOE 803,%*3<࡞ۀσΟϨΫτϦͷύε>

  30. USER ໋ྩ • RUN ໋ྩ΍ CMD ໋ྩΛ࣮ߦ͢ΔϢʔβʔΛࢦఆ͢Δɻ • USER ໋ྩͰࢦఆ͢ΔϢʔβʔ͸͋Β͔͡Ί

    RUN ໋ྩͰ
 ࡞੒͞Ε͍ͯΔඞཁ͕͋Δɻ • ϕʔεΠϝʔδͷσϑΥϧτ͸ root ϢʔβʔͰ͋Δ͜ͱ͕ଟ͘ɺ
 ϓϩηεͷ࣮ߦʹ root ݖݶ͕ඞཁͰͳ͍৔߹͸ɺ
 USER Λ੾Γସ͑ͨํ͕ྑ͍ɻ 64&3<Ϣʔβʔ໊6*%>

  31. EXPOSE ໋ྩ • ެ։͢Δϙʔτ൪߸Λࢦఆ͢Δͱ͖ʹ
 ࢖༻͢Δɻ • ίϯςφ͕ listen ͢ΔϙʔτΛ஌ΒͤΔɻ &9104&໋ྩͷྫ

    &9104& &9104&<ϙʔτ൪߸>

  32. ϑΝΠϧͷઃఆ

  33. ADD ໋ྩ • ϗετ্ͷϑΝΠϧ΍σΟϨΫτϦΛ௥Ճ͢Δ
 ͱ͖ʹ࢖༻͢Δɻ • tar.gz ͳͲͷѹॖϑΝΠϧΛల։͢Δػೳ΋࣋ͭɻ
 "%%<ϗετ04ͷϑΝΠϧύε><ΠϝʔδͷϑΝΠϧύε> "%%໋ྩͷྫ

    "%%JOEFYIUNMEJS

  34. COPY ໋ྩ • ADD ໋ྩͱࣅ͍ͯΔ͕ɺCOPY ໋ྩ͸
 ίϐʔ͢Δػೳ͚ͩ࣋ͭɻ • ίϐʔ͢Δॲཧ͚͕ͩ໌ࣔతͰ͋Δͱ͖ʹ
 ࢖༻͢Δɻ

    $01:<ϗετ04ͷϑΝΠϧύε><ΠϝʔδͷϑΝΠϧύε>

  35. VOLUME ໋ྩ • ϘϦϡʔϜΛׂΓ౰ͯΔͱ͖ʹ࢖༻͢Δɻ • ࢦఆ໊ͨ͠લͷϚ΢ϯτϙΠϯτΛ࡞੒͠ɺ ϗετ OS ΍ͦͷଞͷίϯςφ͔Β֎෦ʹ
 Ϛ΢ϯτ͢Δɻ

    70-6.&<Ϛ΢ϯτϙΠϯτ>

  36. Dockerfile ͷ
 ϕετϓϥΫςΟεΛҰ෦঺հ

  37. ϨΠϠʔ਺Λ࠷খݶʹอͭ • RUNɺADDɺCOPY ໋ྩ͸ϨΠϠʔΛ࡞੒͠ɺ
 ϏϧυͷαΠζΛ૿΍͢ͷͰ
 ՄೳͳݶΓҰͭʹ·ͱΊΔΑ͏ʹ͢Δɻ • v17.05 ͔ΒϚϧνεςʔδϏϧυʹ
 ରԠ͍ͯ͠ΔͷͰɺར༻Λݕ౼͢Δɻ

  38. RUN ໋ྩ͸·ͱΊΔ • ϨΠϠʔΛ૿΍͞ͳ͍ͨΊʹ RUN ໋ྩΛ·ͱΊΔɻ • ෳ਺ͷҾ਺Λӳ਺ࣈͰฒ΂ସ͑Δͱྑ͍ɻ • վߦ

    \ ΛೖΕΔͱՄಡੑ͕ߴ͘ɺอक͠΍͍͢ɻ
 
 
 
 36/໋ྩΛ·ͱΊͨྫ
 36/BQUHFUVQEBUFBQUHFUJOTUBMMZa C[Sa DWTa HJUa NFSDVSJBMa TVCWFSTJPO

  39. ϏϧυΩϟογϡΛ༗ޮ׆༻͢Δ • ΠϝʔδΛϏϧυ͢Δࡍʹ࠶ར༻Ͱ͖ΔΠϝʔδͷΩϟογϡ͕ଘࡏ͢Δ͔
 ֬ೝ͢Δɻ • جຊϧʔϧ • ਌Πϝʔδ͔Β೿ੜͨ͠ࢠΠϝʔδͱൺֱ͠ɺಉ໋͡ྩɺίϚϯυ͕
 ࢖༻͞Ε͍ͯΔ͔ൺֱ͢Δɻ •

    ADD ͱ COPY ໋ྩ͸ɺϑΝΠϧ͝ͱʹνΣοΫαϜ͕ܭࢉ͞Εɺ
 ΩϟογϡͷνΣοΫαϜΛൺֱ͢Δɻ • ίϯςφ಺ͷϑΝΠϧΛνΣοΫ͠ͳ͍ͷͰɺ
 ྫ͑͹ɺRUN apt-get -y update ίϚϯυͷΈ͕࣮ߦ͞Εͨ৔߹͸ɺ
 ίϚϯυจࣈྻࣗମΛൺֱ͢ΔͷͰɺΩϟογϡΛར༻ͯ͠͠·͏ɻ

  40. ϏϧυΩϟογϡͷ༗ޮ׆༻ྫ • ѱ͍ྫ͸ɺҰͭͰ΋ϩʔΧϧͷϑΝΠϧʹมߋ͕͋Δ࣌఺Ͱɺ
 ιʔεͷίϐʔʢCOPY ໋ྩʣͱ npm installʢRUN ໋ྩʣ͕࣮ߦ͞ΕΔɻ • ྑ͍ྫ͸ɺpackage.json

    ΛઌʹίϐʔʢCOPY ໋ྩʣͯ͠
 npm install ʢRUN ໋ྩʣΛ͢Δ͜ͱͰɺpackage.json ʹมߋ͕ͳ͍ݶΓɺ
 npm installʢRUN ໋ྩʣͷ࠶࣮ߦ͸ͤͣɺιʔεͷίϐʔʢCOPY ໋ྩʣͷΈ
 ࣮ߦ͢Δɻ
 
 
 
 
 ྑ͍%PDLFSpMFͷྫ
 '30.OPEF 803,%*3TSD $01:QBDLBHFKTPOTSDQBDLBHFKTPO
 36/OQNJOTUBMM $01:TSD ѱ͍%PDLFSpMFͷྫ
 '30.OPEF 803,%*3TSD $01:TSD
 36/OQNJOTUBMM

  41. FROM ໋ྩ • ެࣜϦϙδτϦΛϕʔεΠϝʔδͱͯ͠࢖༻͢Δɻ • alpine ͳͲখ͍͞Πϝʔδͷ࢖༻Λݕ౼͢Δɻ • ubuntu:latest ͱ

    alpine:latest ͷൺֱɻ


  42. ͦͷଞ • RUN ໋ྩ࣮ߦ࣌ͷ࠷ॳʹ set -eux Λ෇༩͢Δɻ • -e ͸Τϥʔ࣌ʹଈ࠲ʹऴྃ͠ɺ࣮ߦ಺༰͕දࣔ͞ΕΔɻ

    • -x ͸࣮ߦͨ͠ίϚϯυΛඪ४ग़ྗʹදࣔ͢Δɻ • -u ͸ະఆٛͷม਺͕ࢀর͞Εͨͱ͖ʹऴྃ͢Δɻ • ෆඞཁͳύοέʔδ͸Πϯετʔϧ͠ͳ͍ɻ • ෳࡶ͞ɺґଘؔ܎ɺϑΝΠϧαΠζɺϏϧυ࣌ؒΛݮΒͨ͢Ίɻ • .dockerignore ϑΝΠϧΛར༻͢Δɻ • Ϗϧυ࣌ʹෆඞཁͳϑΝΠϧΛআ֎͢Δɻ

  43. Dockerfile ϋϯζΦϯ

  44. Node.js Ͱ Dockerfile Λ ࡞੒͠Α͏

  45. package.json Λ࡞੒͢Δ • ೚ҙͷσΟϨΫτϦΛ࡞੒͠ɺσΟϨΫτϦʹ
 ೖΓ·͢ɻ • σΟϨΫτϦ಺Ͱӈهͷ
 package.jsonΛ࡞੒͠·͢ɻ
 
 NLEJSOPEFKTEPDLFS


    DEOPEFKTEPDLFS \ OBNFEPDLFSOPEFKTIFMMP  WFSTJPO  EFTDSJQUJPO  BVUIPS  MJDFOTF*4$  EFQFOEFODJFT\ FYQSFTT ^ ^

  46. index.js Λ࡞੒͢Δ • ӈهͷ
 index.js Λ
 ࡞੒͠·͢ɻ VTFTUSJDU DPOTUFYQSFTTSFRVJSF FYQSFTT

     $POTUBOUT DPOTU1035 DPOTU)045 "QQ DPOTUBQQFYQSFTT  BQQHFU   SFR SFT \ SFTTFOE )FMMPXPSMEaO  ^  BQQMJTUFO 1035 )045  DPOTPMFMPH A3VOOJOHPOIUUQ\)045^\1035^A 

  47. Dockerfile Λ࡞੒͢Δ • ӈهͷ
 Dockerfile Λ
 ࡞੒͠·͢ɻ '30.VCVOUV 803,%*3TSD /PEFKTͱOQNΛΠϯετʔϧ

    36/BQUHFUVQEBUFBQUHFUJOTUBMMZa OPEFKTa OQN OQNJOTUBMM $01:QBDLBHFKTPOTSDQBDLBHFKTPO 36/OQNJOTUBMMQSPEVDUJPO ιʔεΛίϐʔ $01:TSD &9104& $.%<OPEF TSDJOEFYKT>

  48. Ϗϧυ͢Δ • docker image build ίϚϯυͰ
 Ϗϧυ͠·͢ɻ • docker container

    run ίϚϯυͰىಈ͠·͢ɻ EPDLFSJNBHFCVJMEUVCVOUVOPEFIFMMP EPDLFSDPOUBJOFSSVOOBNFOPEFIFMMPa
 QEVCVOUVOPEFIFMMP

  49. ϒϥ΢βͰ֬ೝ͢Δ • ϒϥ΢β͔Β http://localhost:49160/ ʹ
 ΞΫηεͯ͠τοϓը໘͕දࣔ͞ΕͨΒ
 ಈ࡞֬ೝ׬ྃͰ͢ɻ

  50. index.js Λमਖ਼͢Δ • index.js ͷ Hello world Λ Hello docker

    ʹ
 ॻ͖׵͑·͢ɻ "QQ DPOTUBQQFYQSFTT  BQQHFU   SFR SFT \ SFTTFOE )FMMPEPDLFSaO XPSMEΛEPDLFSʹॻ͖׵͑Δɻ ^ 

  51. ࠶Ϗϧυ͢Δ • docker image build ίϚϯυͰ࠶Ϗϧυ͠·͢ɻ • ࠶Ϗϧυ͢Δͱมߋ͕ͳ͍෦෼͸Ωϟογϡ͕ར༻͞Εɺ
 มߋ͞Ε͍ͯΔ෦෼͸ΠϝʔδΛ࡞Γ௚͍ͯ͠Δɻ
 


    
 
 EPDLFSJNBHFCVJMEUVCVOUVOPEFIFMMP ˡΩϟογϡ࠶ར༻ ˡΩϟογϡ࠶ར༻ ˡΠϝʔδ࠶࡞੒

  52. ίϯςφΛ৽͘͠ىಈ͢Δ • ҎલͷίϯςφΛఀࢭɺ࡟আ͠·͢ɻ • ৽͍͠ΠϝʔδͰίϯςφΛىಈ͠·͢ɻ EPDLFSDPOUBJOFSSVOOBNFOPEFIFMMPa
 QEVCVOUVOPEFIFMMP EPDLFSDPOUBJOFSTUPQOPEFIFMMP EPDLFSDPOUBJOFSSNOPEFIFMMP

  53. ϒϥ΢βͰ֬ೝ͢Δ • ϒϥ΢β͔Β http://localhost:49160/ ʹ
 ΞΫηεͯ͠τοϓը໘͕දࣔ͞ΕͨΒ
 ಈ࡞֬ೝ׬ྃͰ͢ɻ

  54. docker-compose

  55. docker-compose ͱ͸ • ෳ਺ͷίϯςφΛ·ͱΊͯ؅ཧ͢Δπʔϧɻ • ϑΝΠϧʹίϯςφͷߏ੒৘ใΛఆٛ͢Δͱɺ
 ಉҰͷϗετ্Ͱෳ਺ͷίϯςφΛ؅ཧͰ͖Δɻ • docker ίϚϯυͰ࢖༻͍ͯͨ͠ΦϓγϣϯΛ

    ϑΝΠϧʹهड़͢Δɻ

  56. docker-compose ϑΝΠϧͷ֓ཁ • YAML ܗࣜͰ؅ཧ͢Δɻ • ҎԼΛఆٛ͢Δɻ • αʔϏεʢservicesʣ •

    ωοτϫʔΫʢnetworksʣ • ϘϦϡʔϜʢvolumesʣ • ϑΝΠϧͷઌ಄ʹ version Λࢦఆ͢Δɻ

  57. docker-compose ϑΝΠϧͷ֓ཁ όʔδϣϯΛࢦఆ WFSTJPO αʔϏεΛఆٛ TFSWJDFT XFC CVJME QPSUT 

    OFUXPSLT XFC dӈʹଓ͘d dࠨͷଓ͖d EC JNBHFQPTUHSFT WPMVNFT ECEBUBWBSMJCQPTUHSFTRMEBUB OFUXPSLT XFC ωοτϫʔΫΛఆٛ OFUXPSLT XFC ϘϦϡʔϜΛఆٛ WPMVNFT ECEBUB

  58. Πϝʔδͷࢦఆʢimageʣ • ϕʔεΠϝʔδΛࢦఆ͢Δͱ͖͸ image Λ
 ࢖༻͢Δɻ • λά໊Λলུ͢Δͱ latest ͕࢖༻͞ΕΔ

    • ࣮ࡍʹར༻͢Δ࣌͸ɺͲͷΑ͏ͳόʔδϣϯ͕
 ಈ࡞͍ͯ͠Δ͔൑அͰ͖ͳ͍ͷͰɺ
 latest ͸࢖༻͠ͳ͍ɻ

  59. Ϗϧυʢbuildʣ • ϩʔΧϧʹ Dockerfile Λ࡞੒ͯ͠ɺ
 ͦΕΛϕʔεΠϝʔδʹࢦఆ͢Δͱ͖͸
 build Λ࢖༻͢Δɻ EPDLFSDPNQPTFZNM͕ଘࡏ͢ΔσΟϨΫτϦʹ %PDLFSpMF͕ଘࡏ͢Δ৔߹


    TFSWJDFT XFC CVJME

  60. ίϚϯυͷࢦఆʢcommandʣ • ίϯςφͰಈ͔͢ίϚϯυ͸ɺcommand Ͱ
 ࢦఆ͢Δɻ DPNNBOEʹCJOCBTIΛࢦఆ͢Δྫ
 DPNNBOECJOCBTI

  61. ίϯςφؒ௨৴ʢportsɾexposeʣ • ίϯςφ͕ϗετ OS ʹϙʔτΛެ։͢Δ৔߹͸ portsɺ ࿈ܞ͢Δίϯςφʹ͚ͩϙʔτΛެ։͢Δ৔߹͸
 expose Ͱࢦఆ͢Δɻ 


    
 QPSUT <ϗετ04ͷϙʔτ൪߸ίϯςφͷϙʔτ൪߸> ࿈ܞ͢ΔίϯςφʹͷΈϙʔτΛެ։͢Δ৔߹͸ɺFYQPTFΛࢦఆ͢Δ FYQPTF <ίϯςφͷϙʔτ൪߸> QPSUTɾFYQPTFΛࢦఆ͢Δྫ QPSUT  FYQPTF 

  62. ґଘؔ܎ͷఆٛʢdepends_onʣ • ෳ਺ͷίϯςφͷґଘؔ܎Λఆٛ͢Δͱ͖͸ɺ
 depends_on Λࢦఆ͢Δɻ • depends_on ͸ίϯςφͷ
 ։࢝ॱংΛఆٛ͢Δ͚ͩͰɺ
 ίϯςφ಺ͷΞϓϦ͕ىಈ͢Δ·Ͱ


    ଴੍ͭޚΛ͠ͳ͍ͷͰɺ
 ΞϓϦଆͰରԠ͢Δඞཁ͕͋Δɻ 
 ECʹґଘͨ͠XFCίϯςφΛ
 ఆٛ͢Δྫ TFSWJDFT XFC CVJME EFQFOET@PO EC EC JNBHFQPTUHSFT

  63. ؀ڥม਺ͷࢦఆʢenvironmentʣ • ίϯςφ಺ͷ؀ڥม਺Λࢦఆ͢Δͱ͖͸ɺ environment Λࢦఆ͢Δɻ • ϋογϡܗࣜ·ͨ͸഑ྻܗࣜͰࢦఆ͢Δɻ ϋογϡܗࣜ FOWJSPONFOU 3"$,@&/7EFWFMPQNFOU

    4)08USVF ഑ྻܗࣜ FOWJSPONFOU ɹ3"$,@&/7EFWFMPQNFOU ɹ4)08USVF

  64. ؀ڥม਺ͷࢦఆʢenv_fileʣ • ϑΝΠϧʹ؀ڥม਺Λఆٛͯ͠ɺ
 ͦͷϑΝΠϧΛಡΈࠐΉ͜ͱ΋Ͱ͖Δɻ ఆٛͨ͠FOWpMF
 3"$,@&/7EFWFMPQNFOU 4)08USVF FOWpMFΛͷಡΈࠐΈ FOW@pMFFOWpMF ෳ਺ͷFOWpMFΛಡΈࠐΉ͜ͱ΋Ͱ͖Δ

    FOW@pMF DPNNPOFOW BQQTXFCFOW

  65. ίϯςφ৘ใʢcontainer_nameʣ • ίϯςφʹ໊લΛ͚ͭΔͱ͖ʹ͸ɺcontainer_name Λ
 ࢦఆ͢Δɻ • σϑΥϧτͩͱ{σΟϨΫτϦ໊}_{αʔϏε໊}_{࿈൪}Ͱ
 ੜ੒͞ΕΔɻ • ίϯςφ໊͸ҰҙͳͷͰɺෳ਺ͷίϯςφʹεέʔϧ


    Ͱ͖ͳ͘ͳΔɻ
 ίϯςφ໊Λࢦఆ͢Δྫ DPOUBJOFS@OBNFXFC

  66. σʔλ؅ཧʢvolumesʣ • ίϯςφʹϘϦϡʔϜΛϚ΢ϯτ͢Δ࣌͸ volumes Λࢦఆ͢Δɻ WPMVNFT ϘϦϡʔϜΛ࡞੒͢Δྫ WBSMJCNZTRM ϗετ04ͰϚ΢ϯτύεΛࢦఆ͢Δྫ ϗετ04ͷσΟϨΫτϦύείϯςφͷσΟϨΫτϦύε

    DBDIFUNQDBDIF ಡΈऔΓઐ༻ͰϚ΢ϯτ͢Δྫ dDPOpHTFUDDPOpHTSP

  67. ෳ਺ίϯςφͷӡ༻

  68. ίϯςφͷੜ੒ʢupʣ • ෳ਺ίϯςφͷੜ੒ɾىಈΛߦ͏ͱ͖͸
 docker-compose up ίϚϯυΛ࢖༻͢Δɻ • Πϝʔδ͕ଘࡏ͠ͳ͍৔߹΍Ϗϧυ͕͞Ε͍ͯͳ͍৔߹͸ ىಈ࣌ʹߦ͏ɻ
 EόοΫάϥ΢ϯυͰ࣮ߦ͢Δɻ

    CVJME%PDLFSpMFΛϏϧυ͢Δɻ EPDLFSDPNQPTFVQ<Φϓγϣϯ><αʔϏε໊> όοΫάϥ΢ϯυͰىಈ͢Δྫ EPDLFSDPNQPTFVQE

  69. ίϯςφͷ֬ೝʢpsʣ • ෳ਺ͷίϯςφͷҰཡΛදࣔ͢Δʹ͸
 docker-compose ps ίϚϯυΛ࢖༻͢Δɻ • docker container ls

    Ͱ΋දࣔͰ͖Δɻ 
 
 
 
 ෳ਺ͷίϯςφΛදࣔ͢Δྫ EPDLFSDPNQPTFQT EPDLFSDPNQPTFQT<Φϓγϣϯ><αʔϏε໊>

  70. ίϯςφͷ֬ೝʢlogsʣ • docker-compose Ͱ؅ཧ͢ΔίϯςφͷϩάΛ
 ֬ೝ͢Δʹ͸ɺdocker-compose logs ίϚϯυΛ
 ࢖༻͢Δɻ • αʔϏε໊Λࢦఆ͢Ε͹αʔϏε໊ͷίϯςφ͚ͩදࣔͰ͖Δɻ

    
 GGPMMPXϩάग़ྗΛଓ͚Δɻ UBJMϩάͷ຤ඌΛදࣔ͢Δɻ EPDLFSDPNQPTFMPHT<Φϓγϣϯ><αʔϏε໊> XFCαʔϏεͷίϯςφͷϩάΛදࣔ͢Δྫ EPDLFSDPNQPTFMPHTXFC

  71. ίϚϯυ࣮ߦʢrunʣ • ೚ҙͷίϚϯυΛ࣮ߦͯ͠ίϯςφΛىಈ͍ͨ͠
 ͱ͖ʹ docker-compose run ίϚϯυΛ࢖༻͢Δɻ 

 EPDLFSDPNQPTFSVO<Φϓγϣϯ>αʔϏε໊<ίϚϯυ> EόοΫάϥ΢ϯυͰ࣮ߦ͢Δɻ

    XFCαʔϏεʹCBTIΛ࣮ߦͯ͠ىಈ͢Δྫ EPDLFSDPNQPTFSVOXFCCBTI

  72. ίϚϯυ࣮ߦʢexecʣ • docker container exec ͱಉ౳ɻ
 ىಈ͍ͯ͠ΔίϯςφʹίϚϯυΛ࣮ߦ͢Δɻ EPDLFSDPNQPTFFYFD<Φϓγϣϯ>αʔϏε໊<ίϚϯυ> EόοΫάϥ΢ϯυͰ࣮ߦ͢Δɻ JOEFYJOEFYεέʔϧ͍ͯ͠Δ৔߹ʹࢦఆ͢ΔɻσϑΥϧτ͸ɻ

    XFCαʔϏεʹCBTIΛ࣮ߦͯ͠ىಈ͢Δྫ EPDLFSDPNQPTFFYFDXFCCBTI

  73. ෳ਺ίϯςφͷىಈɺఀࢭɺ࠶ىಈ
 ʢstartɾstopɾrestartʣ • ͦΕͧΕɺෳ਺ͷίϯςφΛҰׅͰ
 ىಈɾఀࢭɺ࠶ىಈͰ͖Δɻ • ಛఆͷαʔϏε໊ΛҾ਺ʹ౉͢ͱ
 ͦͷίϯςφͷΈૢ࡞Ͱ͖Δɻ EPDLFSDPNQPTFTUBSUTUPQSFTUBSU<αʔϏε໊>

  74. ෳ਺ίϯςφͷ࡟আʢrmʣ • ෳ਺ͷίϯςφΛ࡟আ͢Δͱ͖͸ɺ
 docker-compose rm ίϚϯυΛ࢖༻͢Δɻ • ಛఆͷαʔϏε໊ΛҾ਺ʹ౉͢ͱͦͷίϯςφͷΈ
 ࡟আͰ͖Δɻ 


    EPDLFSDPNQPTFSN<αʔϏε໊> GGPSDF֬ೝͤͣ࡟আ͢Δɻ XFCαʔϏεͷίϯςφΛ࡟আ͢Δྫ EPDLFSDPNQPTFSNXFC

  75. ෳ਺ϦιʔεͷҰׅ࡟আʢdownʣ • docker-compose up Ͱੜ੒ͨ͠ίϯςφ΍ΠϝʔδͳͲͷ
 ϦιʔεΛ·ͱΊͯ࡟আ͢Δͱ͖ʹ docker-comopse down
 ίϚϯυΛ࢖༻͢Δɻ •

    ࣮ߦதͷίϯςφΛఀࢭ͠ɺΠϝʔδɺωοτϫʔΫɺ
 ϘϦϡʔϜΛ࡟আ͢Δɻ 
 EPDLFSDPNQPTFEPXO<Φϓγϣϯ> SNJBMMશͯͷΠϝʔδΛ࡟আ ΠϝʔδؚΊશͯΛ࡟আ͢Δྫ EPDLFSDPNQPTFEPXOSNJBMM

  76. docker-compose ϋϯζΦϯ

  77. Python ͷ
 DjangoϑϨʔϜϫʔΫͰ
 docker-compose Λ࡞੒͠Α͏

  78. Dockerfile Λ࡞੒͢Δ • ೚ҙͷσΟϨΫτϦΛ࡞੒͠ɺσΟϨΫτϦʹ
 ೖΓ·͢ɻ • σΟϨΫτϦ಺Ͱ
 ӈهͷ Dockerfile Λ


    ࡞੒͠·͢ɻ
 NLEJSEKBOHPEPDLFSDPNQPTF DEEKBOHPEPDLFSDPNQPTF '30.QZUIPO &/71:5)0/6/#6''&3&% 803,%*3DPEF $01:SFRVJSFNFOUTUYUDPEF 36/QJQJOTUBMMSSFRVJSFNFOUTUYU $01:DPEF

  79. requirements.txt Λ࡞੒͢Δ • ҎԼͷ requirements.txt Λ࡞੒͠·͢ɻ %KBOHP QTZDPQH

  80. docker-compose.yml • Լهͷ docker-compose.yml Λ࡞੒͠·͢ɻ WFSTJPO TFSWJDFT EC JNBHFQPTUHSFT XFC

    CVJME DPNNBOEQZUIPONBOBHFQZSVOTFSWFS WPMVNFT DPEF QPSUT  EFQFOET@PO EC

  81. DjangoϓϩδΣΫτΛ࡞੒͢Δ • ҎԼͷ docker-compose run ίϚϯυͰ
 Django ϓϩδΣΫτΛ࡞੒͠·͢ɻ • ϑΝΠϧҰཡΛදࣔ͢Δͱ

    Django ϓϩδΣΫτ͕
 ੜ੒͞Ε͍ͯΔ͜ͱ͕෼͔Δɻ
 
 
 
 EPDLFSDPNQPTFSVOXFCa EKBOHPBENJOQZTUBSUQSPKFDUDPNQPTFFYBNQMF MTM

  82. σʔλϕʔεʹ઀ଓ͢Δ • composeexample/settings.py ϑΝΠϧͷ
 DATABASES ͷઃఆΛҎԼͷΑ͏ʹมߋ͠·͢ɻ %"5"#"4&4\ EFGBVMU\ &/(*/&EKBOHPECCBDLFOETQPTUHSFTRM 

    /".&QPTUHSFT  64&3QPTUHSFT  )045EC  1035  ^ ^

  83. docker-compose Λىಈͯ͠
 ϒϥ΢βͰ֬ೝ͢Δ • docker-compose up ίϚϯυͰىಈ͠·͢ɻ • ϒϥ΢β͔Β http://localhost:8000/

    ʹΞΫηεͯ͠ τοϓը໘͕දࣔ͞ΕͨΒಈ࡞֬ೝ׬ྃͰ͢ɻ
 
 EPDLFSDPNQPTFVQE

  84. ͍͞͝ʹ

  85. Dockerfile Λॻ͘͜ͱͰ
 ඞཁͳϦιʔεΛఆٛͰ͖Δ

  86. docker-compose Λ࢖͑͹
 ෳ਺ͷίϯςφΛѻ͑ɺ
 ίϚϯυ΋γϯϓϧʹىಈͰ͖Δ

  87. ·ͱΊ

  88. ·ͱΊ • Dockerfile ͰඞཁͳϦιʔεΛఆٛͰ͖Δɻ • docker-compose Ͱෳ਺ͷίϯςφΛ
 γϯϓϧͳίϚϯυͰѻ͑Δɻ • Dockerfile

    ͷ࡞੒ํ๏Λֶͼɺ
 ࡞੒ɺϏϧυͯ͠ಈ͔ͯ͠Έͨɻ • docker-compose ͷ࡞੒ํ๏Λֶͼɺ
 ࡞੒ɺϏϧυͯ͠ಈ͔ͯ͠Έͨɻ

  89. جૅฤ2 ͓ΘΓ

  90. Appendix

  91. ࢀߟจݙ • ϓϩάϥϚͷͨΊͷDockerڭՊॻ ୈ2൛ Πϯϑϥͷجૅ஌ࣝ&ίʔυʹΑΔ؀ڥߏஙͷࣗಈԽ • ίϯςφɾϕʔεɾΦʔέετϨʔγϣϯ Docker/KubernetesͰ࡞ΔΫϥ΢υ࣌୅ͷγεςϜج ൫ •

    https://docs.docker.com/ • https://qiita.com/pottava/items/452bf80e334bc1fee69a • https://qiita.com/dskshmz/items/c01f29f8398cc7f5c396 • https://qiita.com/yugui/items/517480f4383b893e092e • https://qiita.com/yugui/items/517480f4383b893e092e • https://nodejs.org/en/docs/guides/nodejs-docker-webapp/ • http://docs.docker.jp/engine/examples/nodejs_web_app.html