「全然わからない。俺たちは雰囲気でコンテナをやっている」 /operating-containers-just-with-a-hunch

ۙ౻Ӊஐ࿕(.01FQBCP *OD !)BDLFS5BDLMF શવΘ͔Βͳ͍ɻ Զͨͪ͸งғؾͰ ίϯςφΛ΍ͬͯ  ͍Δ

ۙ౻Ӊஐ࿕!VE[VSB &$αʔϏεɺΦϯϥΠϯήʔϜ։ൃͳͲΛܦͯɺ ೥ΑΓ(.0ϖύϘٕज़ج൫νʔϜɻಉ೥Α Γ෱Ԭࢢ಺ʹҠॅɻڞஶʹʰύʔϑΣΫτ3VCZʱ ʰύʔϑΣΫτ3BJMTʱͳͲ͕͋ΔɻNSVCZΛ૊Έ ࠐΜͩ-JOVYίϯςφϥϯλΠϜʮ)BDPOJXBʯͷ ࡞ऀɻ)BDPOJXBؔ࿈ͷ׆ಈͱͯ͠ɺ3VCZ,BJHJ ͰͷτʔΫ͕࠾୒͞Εɺ·ͨ౳ιϑτ΢ΣΞ Ͱୈճ෱Ԭ3VCZେ৆Λड৆ɻݱࡏ͸ɺ)BDPOJXB Λϕʔεͱͨ͠Ϋϥ΢υαʔϏεͰ͋ΔʮϩϦϙο
ϓʂϚωʔδυΫϥ΢υʯʹࣾ಺ٕज़ސ໰ ͱ͠ ͯࢀՃ͍ͯ͠Δɻ

ࠓ೔ͷ͓࿩ w งғؾͰίϯςφͷத਎Λཧղ͢Δ w งғؾͰίϯςφͷΤίγεςϜΛཧղɹ w งғؾͰίϯςφΛࣗ࡞͢Δʹ͸ w ͳΜͳΜͩΑʂงғؾͬͯʂʢ·ͱΊʣ

งғؾͰίϯ ςφͷத਎Λ ཧղ͢Δ

ίϯςφԾ૝Խ

ίϯςφɺ ࡞ͬͨ͜ͱ͋Γ·͔͢ʁ

͡Ό͋࡞ͬͯΈ·͠ΐ͏͔

%PDLFSΛྫʹ͠·͢ wී௨ͷ-JOVY 6CVOUV#JPOJD ʹ%PDLFSΛೖΕͯɺෳ਺ݸίϯςφΛ ࡞ͬͯΈΔɻ $ docker run --rm -d
debian:latest /bin/sleep 99 d003ac5389a1631d789f5d1b77bf201adc517ad9acc91bd5...

࠷ۙ DF ͷ%PDLFS w͜͜ͰɺΈͳ͞Μ͓ೃછΈͷQTίϚϯυΛൃߦͯ͠Έ·͠ΐ͏ w;Ή;Ή

ίϯςφͷTMFFQίϚϯυ͸ ϗετϚγϯ͔Β ௨ৗͷϓϩηεͷΑ͏ʹݟ͑·͢

ͭ·Γ

ίϯςφ͸ϓϩηεͳΜ ͩʂʂʂʂʂʂʂʂʂʂʂʂʂʂʂʂ ʂʂʂʂʂʂʂʂʂʂ

ίϯςφʮԾ૝Խʯͬͯݴ͏͚ΕͲ wίϯςφͷ࣮ݱʹ͓͍ͯ͸ɺϋʔυ΢ΣΞͷԾ૝Խʢ$16ɺϝϞϦͳ Ͳʣ͸ߦ͍ͬͯͳ͍͜ͱʹ஫ҙɻ wEPDLFSSVOFYFDͳͲͰʮಠཱͨ͠-JOVYͷ؀ڥʹೖΔʯ͜ͱ͕ग़དྷ ΔɻͦͷΑ͏ʹಠཱͨ͠؀ڥΛ࡞ΕΔ͜ͱࣗମΛࢦͯ͠ɺʮԾ૝Խʯ ͱݺΜͰ͍Δͱ΋ݴ͑Δɻ wٯʹϓϩηεͳͷͰɺͦͷଞͷԾ૝Խख๏ΑΓ΋ܰྔͩ͠ɺΑΓࡉ͔ ੍͍ޚ͕ՄೳʹͳΔଆ໘΋͋Δɻ

DGͦͷଞͷԾ૝Խ wϗετܕ͋Δ04ʹɺઐ༻ͷιϑτ΢ΣΞΛೖΕͯԾ૝Խ͢Δ wϋΠύʔόΠβܕԾ૝Խઐ༻ͷ04ͷ্Ͱ7.Λ্͛Δ wͳͲͳͲɺ࣮ݱͷํࣜ͸ز͔ͭ͋Δ͕ɺಛ௃ͱͯ͠ɺϋʔυ΢ΣΞͷ Ծ૝ԽΛߦ͏ɻͦͷͨΊ04ͷछྨ͸ࣗ༝ʹͳΔ͕ɺίϯςφΑΓ΋ Φʔόʔϔου͕େ͖͘ͳΔɻ

ϓϩηε͕ίϯςφԽ͍ͯ͠Δ͔ௐ΂Δ wΈΜͳ/procͷ͜ͱศརʹ׆༻ͯ͠·͢ΑͶʁ w/proc/PID/*ʹଘࡏ͢ΔϑΝΠϧʹ͍ͭͯɺී௨ͷϓϩηεͷ΋ͷ ͱʮίϯςφԽͨ͠ʯͷ΋ͷΛൺֱ͢Δͱɺز͔ͭͷଐੑ͕ҟͳͬͯ ͍Δ͜ͱ͕Θ͔Δɻ w/proc/PID/ns,  /proc/PID/cgroup,  /proc/PID/status, 

ʮίϯςφԽʯ͢ΔͨΊͷ -JOVYͷػೳ

-JOVY/BNFTQBDF

QSPD1*%OT͕ҧ͏ wΑ͘ݟΔͱҧ͏ wVUTͱ͔JQDͱ͔NOUͱ͔  ͍Ζ͍Ζ͋Δ w͜ΕΒ͸ɺάϩʔόϧͳ໊લۭؒͱ͸ผͷ04ϦιʔεΛׂΓ౰ͯΒ Ε͍ͯΔ͜ͱΛҙຯ͢Δɻͦ͏͍͏໊લۭؒΛ-JOVY/BNFTQBDFͱ ݺΜͰ͍Δɻ wྫ͑͹654/BNFTQBDFάϩʔόϧͳϗετ໊ͱ͸ಠཱͨ͠ϗετ໊Λ࣋ͯΔ

ίϯςφͷωοτϫʔΫʹʮೖΔʯ wOTFOUFSͱ͍͏ίϚϯυͰ-JOVY/BNFTQBDFʹೖΔ͜ͱ͕Ͱ͖Δɻ wEPDLFSFYFDͱൺֱͯ͠ΈΑ͏ $ sudo nsenter \ --net=/proc/$( \ docker
inspect hackertackle_1 -f ‘{{.State.Pid}}' \ )/ns/net

EPDLFSFYFD OTFOUFS

DHSPVQ

DHSPVQͱ͸ wDHSPVQ $POUSPM(SPVQ ͱ͸ɺ೚ҙͷϓϩηεΛάϧʔϐϯάͰ͖Δ ػೳɻͨͩάϧʔϓʹ͢Δ͚ͩͰͳ͘ɺͦͷάϧʔϓ͝ͱʹ04ͷϋʔ υ΢ΣΞͳͲͷϦιʔεΛ੍ݶɺ͋Δ͍͸౷ܭ৘ใΛऔಘͰ͖Δɻ wྫ w$16ͷ੍ݶάϧʔϓશମͷ$16ར༻཰Λ/ʹԡ͑ͨ͞ΓɺίΞΛ ݻఆͨ͠ΓͰ͖Δɻ·ͨ$16࣌ؒͷ౷ܭ΋Θ͔Δ wϝϞϦͷ੍ݶάϧʔϓશମͰ࢖͏ϝϞϦར༻ঢ়گΛ੍ݶɺܭଌͰ͖
Δɻݶքʹୡͨ࣌͠ͷڍಈ΋બ΂Δ

QJETαϒγεςϜ wͦͷάϧʔϓʹॴଐ͢Δϓϩηε਺Λ੍ݶͰ͖Δɻ wDHSPVQ͸ಛఆͷϑΝΠϧʹॻ͖ࠐΉ͜ͱͰγϡοͱ࢖͑Δɻ ݸʹ੍ݶ

ͦͷάϧʔϓʹॴଐ͢Δϓϩηε਺Λ ੍ݶͰ͖Δ ʹ GPSLCPNCରࡦ͕Ͱ͖Δ

ࢼͯ͠Έ·͠ΐ͏ w˞ࣦഊ͢Δͱɺ฼؋͝ͱམͪ·͢ term1:~$ echo $$ #=> 5849 term2:~$ echo 5849
| \ sudo tee /sys/fs/cgroup/pids/hackertackle/tasks term1:~$ cat /proc/self/cgroup | grep pids 3:pids:/hackertackle term1:~$ #... doing fork bomb ...

ͦͷଞͷػೳ wDISPPUQJWPU@SPPU͋ΔαϒσΟϨΫτϦʹೖΓࠐΉ wSMJNJUVMJNJUͷ΍ͭ w,FSOFM$BQBCJMJUZSPPUͷݖݶΛ෼ׂͯ͠Ұ෦Λ෇༩ɺୣ͏ wTFDDPNQγεςϜίʔϧͷϑΟϧλϦϯά w."$ BQQBSNPS4&-JOVY50.0:0ଞ

TFDDPNQͷྫ wίϯςφ಺෦ͰɺNLEJSίϚϯυͰ࢖͏γεςϜίʔϧ ʢmkdir(2)ʣ΍DIPXOίϚϯυͰ࢖͏΍ͭʢchownat(2)ʣͷݺͼ ग़͠ΛϑΟϧλʔ͢Δ͜ͱ͕Ͱ͖Δɻͨͱ͑SPPUͰ΋౰֘ૢ࡞͕ෆՄ ೳʹɻ޷͖ͳίϚϯυΛstrace(1)Ͱௐ΂ͯ෧ҹ͠Α͏ʂ ➡ ➡

ং൫ͷ·ͱΊ wίϯςφ͸ಛघͳϓϩηεͱߟ͑Ε͹0, wϓϩηεΛϗετ͔Βִ཭ɺϦιʔεΛ੍ݶɺݖݶΛηΩϡΞʹߜΓ ࠐΉ͜ͱͰɺ࣮࣭7.తಠཱ؀ڥͱ͢Δͷ͕جຊతͳߟ͑ํ wόϥόϥͷγεςϜίʔϧΛGPSLͱFYFDͷؒͰࣗ෼Ͱݺͼग़ͤ͹ɺί ϯςφ͔ͨ͠ϓϩηεΛࣗ࡞͢Δ͜ͱ΋Ͱ͖Δ

งғؾ͸௫Ί͔ͨͳʁ

งғؾͰίϯ ςφͷΤίγ εςϜΛཧղ

ίϯςφ༻ޠ

ίϯςφ༻ޠ %PDLFS -9$ -9% .PCZ ,VCFSOFUFT 'MBOOFM SVOD (,& &$4
"$* 0$* 5FDUPOJD $PSF04 )BDPOJXB SLU SBJMDBS $BMJDP /PNBE 4XBSN

ଟ͘ͳ͍ʁ

આ໌Ͱ͖·͔͢ʁ

ϨΠϠͰߟ͑ͯΈΔ SVOD %PDLFS -9$ -9% )BDPOJXB .PCZ SLU ,VCFSOFUFT 'MBOOFM
$BMJDP 4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE

ิॿઢΛҾ͜͏ SVOD %PDLFS -9$ -9% )BDPOJXB .PCZ SLU ,VCFSOFUFT 'MBOOFM
$BMJDP 4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE 0$* 4QFD $3*

0$* 0QFO$POUBJOFS*OJUJBUJWF

0$*ͱ͸ wίϯςφͷ৭ʑͳن໿ɾن֨Λඪ४Խ͍ͯ͠Δஂମ w0$*ͷن໿ʹ४ڌ͢ΔͱԿ͕خ͍͔͠ʁ wΠϝʔδͷϑΥʔϚοτ͕౷Ұ͞Ε࢖͍ճ͠Ͱ͖Δ w04͝ͱʹඞཁͳύϥϝʔλ͕੔ཧ͞Εͯࣗ෼ͰඞཁͳϥϯλΠϜΛ ࣮૷Ͱ͖ͨΓ͢Δ w࣮૷ͨ͠ϥϯλΠϜΛ֎෦πʔϧͱ࿈ܞ͢Δͷ΋༰қʹͳΔ

ʢ·ͨʣ%PDLFSϑΝϛϦͰߟ͑ͯΈΑ͏ EPDLFSίϚϯυͰίϯςφΛ্ཱͪ͛ΔͱɺΊͪΌ௕໊͍લ ͷϓϩηε͕Ͱ͖ͯɺͦͷԼʹ࣮ࡍͷίϯςφͷ1*%ίϚϯ υ͕ੜ͑Δ͜ͱ͕Θ͔ΔɻSVODͱ͍͏Ωʔϫʔυ͕ݟ͑Δɻ

SVODͷϨΠϠʔ͸Մ׵Ͱ͋Δ w0$*ͷن໿Ͳ͓Γͷ࣮૷Λͨ͠ίϯςφϥϯλΠϜͰ͋Ε͹ɺ  ͦΕΛ%PDLFSͷΠϯλʔϑΣʔε͔Βૢ࡞ͯ͠ίϯςφΛ࡞ΕΔ wͦͷ͋ͨΓΛDPOUBJOFSE EPDLFS Ͱ͸EPDLFSDPOUBJOFSETIJNͱ͍ ͏ϓϩάϥϜ͕୲͍ͬͯΔ

͍֮͑ͯ·͔͢ɺSBJMDBS w0SBDMFͷίϯςφϥϯλΠϜɺࠓ೔ͷτʔΫ΋େ੝گɾ3VTU੡ w%PDLFSͷϥϯλΠϜʹSBJMDBSΛ࢖͏Α͏ʹࢦఆՄೳ wSBJMDBSͰίϯςφΛ্ཱͪ͛ΔΑ͏ʹΦϓγϣϯΛೖΕΔ  FEHFͷͰ͔͠ಈ͔ͳ͍ͷͰͦΕʹΞοϓάϨʔυ͓ͯ͘͠ ExecStart=/usr/bin/dockerd -H fd:// --experimental \
--add-runtime "rc=/usr/local/bin/railcar"

SBJMDBSΛ%PDLFSͰ࢖͑Δ

$3* $POUBJOFS3VOUJNF*OUFSGBDF

͜ͷ෼໺ ,VCFSOFUFT ʹؔͯ͠͸ wૉਓͳΜͰ͕͢ w͍͢·ͤΜɺશൠతʹงғؾͳΜͰ͕͢ wؒҧ͍ͬͯͨΒ͝ࢦఠ͓ئ͍͠·͢ʂ 8BSOJOH

NJOJDVCFͳͲͰαΫοͱLT؀ڥΛ w࡞ͬͯΈΔ wNJOJLVCFTTIͰೖΔͱɺ౰વEPDLFSϓϩηε͕ଘࡏ͍ͯ͠ΔͰ͢Ͷ wຬ଍ͨ͠ͷͰ  ͜ͷ؀ڥ͸ফ͠·͢

ࠓ౓͸ɺΦϓγϣϯΛม͑Δ wҎԼͷΦϓγϣϯͰNJOJLVCFTUBSU͢Δ wʢ্ख͘ಈ͔ͳ͍࣌͸Ұ୴NJOJLVCFTUPQΦϓγϣϯແ͠Ͱ NJOJLVCFTUBSUʣ $ minikube start \ --network-plugin=cni \
--container-runtime=cri-o \ --bootstrapper=kubeadm

DSJP ͍ͬͯ͏΍ͭʁ w͕͍Δ w͍ͭ͜͸୭ͩ

DSJPSLUMFUͳͲͳͲ w$3*ͱ͸ɺ,VCFSOFUFT͔Βར༻͢ΔͨΊʹඞཁͳΠϯλϑΣʔεͷ ࢓༷ͷࣄͰɺH31$Λ࢖͍ͬͯΔ w$3*ϓϩτίϧΛ஻ΔσʔϞϯΛ্ཱͪ͛Δ͜ͱͰɺόοΫΤϯυͷ ࣮૷ʹؔ܎ͳ͘LVCFDUMͰಉ͡Α͏ʹΫϥελΛߏஙՄೳɻ wDSJP͸ίϯςφϓϩηεΛ্ཱͪ͛ΔϥϯλΠϜʹSVODΛ࢖͏ wSLUMFU͸ίϯςφϓϩηεΛ্ཱͪ͛ΔϥϯλΠϜʹSLUΛ࢖͏

͜͜·Ͱͷ·ͱΊ w0$*ͱ͍͏ஂମͷ࡞ͬͨن໿ʹԊͬͯίϯςφϥϯλΠϜΛ࡞Δͱศ ར w$3*ͱ͍͏ن໿ʹԊ࣮ͬͨ૷ͰίϯςφϥϯλΠϜΛ࡞Δͱศར w͜ΕΒͷن໿ͰίϯςφϥϯλΠϜͨͪΛઢҾ͖͢Δ͜ͱ͕Ͱ͖Δ

ṖͷਤΛՃ޻ͯ͠࠶ܝ SVOD -9$ -9% )BDPOJXB .PCZ SLU ,VCFSOFUFT 'MBOOFM $BMJDP
4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE 0$* 4QFD $3* ,FSOFMTZTDBMM

4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE 0$* 4QFD $3* ,FSOFMTZTDBMM ʮϥϯλΠϜʯͱ͍͏ݺͼํͰ͜ͷ྆ํͷൣғΛࢦ͍ͯ͠Δ  ͷͰΊͪΌࠞཚ͢ΔɻͲͪΒͷ໾ׂ͔ҙࣝ͢Δͱ٢

4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE 0$* 4QFD $3* ,FSOFMTZTDBMM %PDLFS͸͜͜Λ ·ͱΊͯར༻͢ΔԿ͔

4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE ,FSOFMTZTDBMM -9$-9%ʹؔͯ͠͸ɺ0$*ͱ΋·ͨผ͕ͩɺ ͬ͘͟Γ-9$͕Χʔωϧ΍ΓͱΓɺ-9%͕)551"1*Λ୲౰ )BDPOJXB͸͜Ε͔Β)551 5$1 JOUFSGBDFΛ࡞Γ·͢

࠷ޙͷϨΠϠʔ෼͚ SVOD -9$ -9% )BDPOJXB .PCZ SLU ,VCFSOFUFT 'MBOOFM $BMJDP
4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE 0$* 4QFD $3* ,FSOFMTZTDBMM

ίϯςφͷωοτϫʔΫઃఆ wز͔ͭઓུ͕͋Δɻ w ΫϥελϦϯά͠ͳ͍ wϗετϚγϯʹͱͲ·ΔͳΒɺ%PDLFSͷσϑΥϧτͰߏΘͳ͍ w ࣗྗͰWYMBOͳΓΛߏஙͯ͠ؤுΔ wίϯςφ͕࢖͏ϒϦοδͳͲ΋ࣗ෼ͰҾͬுͬͯؤுͬͯؤுΔ w $/*ʹԊͬͨϓϥάΠϯΛར༻͢Δ

$/* $POUBJOFS/FUXPSL*OUFSGBDF

$/*ͱ͸ w͜Ε΋·ͨɺ0QFO$POUBJOFS*OJUJBUJWFͷఆΊͨίϯςφͷωοτ ϫʔΫͷن໿ w,VCFSOFUFTͰ΋ར༻Ͱ͖Δ wOFUXPSLQMVHJODOJͰىಈ͠ɺϚχϑΣετͰ$/*ͷ+40/ͱ  γεςϜίϯςφͦͷଞΛྲྀ͠ࠐΉ wϚχϑΣετΛྲྀ͠ࠐΉͱɺϗετ/etc/cni/net.dʹઃఆ͕ೖ ΓɺඞཁͳγεςϜίϯςφ্ཱ͕͕ͪΓ༗ޮʹͳΔ

qBOOFMͷྫ wqBOOFM͸WYMBO -PWFS- Λ࣮ݱ͢ΔσʔϞϯ wࣗ෼Ͱ૊ΜͰ΋͍͍͚Ͳɺ  $/*ϓϥάΠϯ͕͋Δ $ kubectl apply -f
kube-flannel.yml ʮqBOOFMΛ࢖ͬͯ-JOVYͰ࣮ݱ͢ΔWYMBOͷ͞ΘΓΛ஌Δʯ IUUQTRJJUBDPNVE[VSBJUFNTCEEBGBCEG

DBMJDPͷྫ w1SPKFDU$BMJDP͸-ͷΈͰ࣮ݱ͍ͯ͠Δ  εέʔϥϒϧͳωοτϫʔΫΛఏڙ͢Δ  ϓϩδΣΫτɻ#(1Λར༻͍ͯ͠Δ w ʮ:BIPP+"1"/.FFU6QʢΠϯϑϥٕज़ΧϯϑΝϨϯεʣηογϣϯᶆʯ  IUUQTXXXTMJEFTIBSFOFUUFDICMPHZBIPPZBIPPKBQBONFFUVQ $ kubectl apply
-f calico.yaml

ͦͷଞͷબ୒ࢶ wIUUQTLVCFSOFUFTJPEPDTDPODFQUTDMVTUFSBENJOJTUSBUJPO OFUXPSLJOH w͍Ζ͍ΖͳϨΠϠʔͰΊͪΌ͋Δ͠ɺϚωʔδυ؀ڥݻ༗ͷઃఆ΋͋ ΔΑ͏ͩʁ

࣮૷ϕʔεͳϨΠϠΘ͚·ͱΊ SVOD -9$ -9% )BDPOJXB .PCZ SLU ,VCFSOFUFT 'MBOOFM $BMJDP
4XBSN /PNBE SBJMDBS $3*0 $POUBJOFSE 0$* 4QFD $3* ,FSOFMTZTDBMM $/* $MVTUFSFE/PEF1PPM

ଟ෼ ͜͜·ͰͰ ෼

0OFNPSFUIJOH

งғؾͰίϯ ςφΛࣗ࡞͠ ͯΈͨ

ࣗ࡞Ұཡ wίϯςφϥϯλΠϜ)BDPOJXB wίϯςφઓུ ΦʔέετϨʔγϣϯ૚  'BTU$POUBJOFSXJUI/)).TUBDL

)BDPOJXB wίϯςφϥϯλΠϜɻNSVCZݴޠΛ૊ΈࠐΜͰ͍ͯɺίʔυͰίϯς φͷઃఆ΍ৼΔ෣͍ͳͲΛهड़Ͱ͖Δɻ wྫ͑͹ɺ࠷ॳʹઆ໌ͨ͠/BNFTQBDFͷԿΛ෼཭͢Δ͔ɺ*1͸ԿΛͭ ͚Δ͔ɺDHSPVQͷύϥϝʔλΛͲ͏͢Δ͔ɻ w͋Δ͍͸ɺىಈ࣌ɺఀࢭ࣌ɺىಈޙ/ඵޙʹಛఆͷॲཧΛߦ͏ɺ౳ɻ w๻͕࡞ͬͨɻ

'BTU$POUBJOFS wͬ͘͟ΓߦͰ wϦΫΤετ͕͋Δ·Ͱ  ىಈ͠ͳ͍ wىಈޙɺҰఆ࣌ؒޙʹఀࢭ wͲΜͲΜίϯςφ͕॥؀͢Δ wDG1IPFOJY4FSWFST1BUUFSO wDG'BTU$(* ˞ʮҰาઌߦ͘ίϯςφ؅ཧΞʔΩςΫνϟʯ8&# %#13&447PM

ΦʔέετϨʔγϣϯΞʔΩςΫνϟ w$.%# $POUFOUT.BOBHFNFOU%BUBCBTF ͷঢ়ଶʹऩଋ͢Δ ˞ʮ'BTU$POUBJOFS࣮ߦ؀ڥͷมԽʹૉૣ͘దԠͰ͖Δ߃ৗੑΛ࣋ͭγεςϜΞʔΩςΫνϟʯদຊ྄հଞɺ

,VCFTUBDLͱͷൺֱ SVOD ,VCFSOFUFT 'MBOOFM $BMJDP $3*0 $POUBJOFSE ,FSOFMTZTDBMM $MVTUFSFE/PEF1PPM )BDPOJXB
OHY@NSVCZ  CBTFE  TFSWJDFNFTI OHY@NSVCZ  )551"1*  +BSEJO #SJEHF WFUI $.%# FUDE

࠙਌ձ Ͱ

ऴΘΓʹ

ίϯςφɺ࢖ͬͯ·͔͢ʁ wԿͷͨΊʹ࢖͍ͬͯ·͔͢ʁ w࣮͸࢖ΘΕ͍ͯΔͷͰ͸ʁ wίϯςφͰ͋ͳͨͷ໰୊͸ղܾ͠·͔͢ʁ w ͍͢·ͤΜɺݴ͍ա͗·ͨ͠

ίϯςφͷ ʮงғؾʯ

ίϯςφͷ ֓೦Ϟσϧ

௨ৗ͸͖ΘΊͯ؆ૉԽ͞Εͨɺ͋ΔϞϊ͕Ͳ ͏ಈ͔͘ͷઆ໌ʢʣɻ ͜Ε͸ɺ໾ʹཱ͍ͬͯΔݶΓ͸ɺ׬શͳ΋ͷ Ͱͳͯ͘΋Α͍ɻਖ਼֬Ͱ͋Δඞཁ͢Βͳ͍ɻ ʰ୭ͷͨΊͷσβΠϯʁʱ%"ϊʔϚϯɺ๜༁վగ൛೥

ίϯςφͷ֓೦Ϟσϧ͸ʁ wͦΕ͸ίϯςφͰ͢Ͷ w͍ΘΏΔϋΠύʔόΠβܕͳͲͷ7.ͱಉ͡Α͏ʹѻͬͯ͠·͏όΠ Ξε͕͋ΔͷͰ͸ͳ͍ͩΖ͏͔ɻ w࣮ࡍʮϩάΠϯʯͯ͠ʮ04ʯʹݟ͑ͯ͠·͏ͷͰɺͦ͏ͳΓ͕ͪ wLVCFDUMͳͲͷૢ࡞ͰޙΖͰԿ͕ى͍ͬͯ͜Δ͔૝૾Ͱ͖Δʁ w͔͠͠7.ͷΑ͏ʹԿ΋͔΋Ծ૝Խ͞Ε͍ͯΔΘ͚Ͱ͸ͳ͍͠ɺϗε τʹΑΔ੍໿͸େ͖͍͠ɺඍົʹҧ͏ͱ͜Ζ͕ଟʑ͋Δɻ

ίϯςφΛͪΌΜͱӡ༻͢Δʹ͸ ʢ·ͩ·ͩʣத਎Λ௥͍͔͚ͯ  ཧղ͢Δ͜ͱ͕ॏཁɻ

ͦΕʹ த਎Λ͔ͬ͠Γཧղ͢Δ͜ͱ͸ ָ͍͠ʢ͸ͣʣ

&OKPZ5BDLMJOH $POUBJOFS&DPTZTUFN

ࢀߟࢿྉ w0$*  IUUQTHJUIVCDPNPQFODPOUBJOFSTSVOUJNFTQFD  IUUQTHJUIVCDPNPQFODPOUBJOFSTJNBHFTQFD w1SPUPUZQJOH,VCFSOFUFT$3*CZ!SFNPSF͞Μ  IUUQTTQFBLFSEFDLDPNSFNPSFQSPUPUZQJOHLVCFSOFUFTDSJ XJUISVCZBOEHSQD

4QFDJBM5IBOLT wϖύϘίϯςφࡾॐ࢜ͷ͓ೋਓʢ࠷ޙͷҰਓ͸ၟӽͳ͕Β๻ʣ w!UONU w!S@UBLBJTIJ

「全然わからない。俺たちは雰囲気でコンテナをやっている」 /operating-contain...

「全然わからない。俺たちは雰囲気でコンテナをやっている」 /operating-containers-just-with-a-hunch

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