RancherOS - for containers, by containers

by Kazumichi Yamamoto

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3BODIFS.FFUVQ'6,60," !ZBNBNPUP@GFCD GPSDPOUBJOFST CZDPOUBJOFST

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ࢁຊ ࿨ಓ !ZBNBNPUP@GFCD üେ෼ݝࡏॅɺϐΞϊ ҆৺ӃϫΠϯ -PWFS ü͘͞ΒͷΫϥ΢υؔ࿈ͷΦʔϓϯιʔε։ൃ 8IP

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1SPEVDUTGPS͘͞ΒͷΫϥ΢υ ͘͞ΒͷΫϥ΢υ ެೝ$-*ʮVTBDMPVEʯ 5FSSBGPSNGPS ͘͞ΒͷΫϥ΢υ 1BDLFSGPS ͘͞ΒͷΫϥ΢υ %PDLFS.BDIJOF *OGSB,JU 8PSE1SFTT ΦϒδΣΫτετϨʔδ 8PSE1SFTT ΢ΣϒΞΫηϥϨʔλ .BDLFSF౷߹πʔϧ ʮ4BDLFSFMʯ LVCFTBDMPVE $PNJOH4PPO

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ࡢ೔ ɺ3BODIFS04ͷ ίϯτϦϏϡʔλʹͳΓ·ͨ͠ʂʂ

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3BODIFS

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No content

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։ൃݩ

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ίϯςφ؅ཧϓϥοτϑΥʔϜ

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ίϯςφ޲͚ܰྔ04

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෼ࢄϒϩοΫετϨʔδ

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0WFSWJFX

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Α͋͘Δצҧ͍ 3BODIFS04 3BODIFSΛಈ͔ͨ͢Ίͷ04

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Α͋͘Δצҧ͍ 3BODIFS04 3BODIFSΛಈ͔ͨ͢Ίͷ04

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0WFSWJFX ü ίϯςφʹΑΔ ü ίϯςφͷͨΊͷ ü γϯϓϧܰྔͳ04

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• %PDLFSʹಛԽ͍ͯ͠Δ • αΠζ͕খ͘͞ىಈ͕ૣ͍ • 4ZTUFN6TFSͷͭͷ%PDLFSΠϯελϯε • JOJUγεςϜʹ΋%PDLFSΛར༻ 0WFSWJFX

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෼ྨɿίϯςφϗετ޲͚04

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%PDLFSʹಛԽͨ͠04

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αΠζ͕খ͍͞ .# ˞ W࣌఺ͰͷWNMJOV[ JOJUSEͷαΠζ

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-JOVY,FSOFM 4ZTUFN%PDLFS OUQ OFUXPSL VEFW BDQJE TZTMPH DPOTPMF EPDLFS VTFSEPDLFS ͢΂͕ͯ%PDLFS

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4ZTUFNͱ6TFSɺͭͷ%PDLFS

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1*% 1*% JOJUγεςϜ΋%PDLFS

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• %PDLFSʹಛԽ͍ͯ͠Δ • αΠζ͕খ͘͞ىಈ͕ૣ͍ • 4ZTUFN6TFSͷͭͷ%PDLFSΠϯελϯε • JOJUγεςϜʹ΋%PDLFSΛར༻ 0WFSWJFX

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0WFSWJFX ü ίϯςφʹΑΔ ü ίϯςφͷͨΊͷ ü γϯϓϧܰྔͳ04

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GPSDPOUBJOFST CZDPOUBJOFST

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*OTUBMMBUJPO

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• *40Πϝʔδ $%30. ͔Βىಈ • σΟεΫʹΠϯετʔϧͯ͠ىಈ • ֤छΫϥ΢υϓϩόΠμ͕ఏڙ͢ΔΠϝʔδΛར༻ ࣮ߦΠϯετʔϧํ๏ ˞0QFO4UBDL΍19&ʹ΋ରԠ͍ͯ͠·͢

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ϓϩϏδϣχϯά DMPVEDPOGJHZNM Χʔωϧύϥϝʔλ ϝλσʔλαʔϏε $POGJH %SJWF config-2

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"ENJOJTUSBUJPO

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؅ཧίϚϯυ SPT $ sudo ros [global options] command [command options] [arguments...] ίϚϯυ આ໌ DPOGJH ઃఆͷมߋ DPOTPMF ίϯιʔϧͷ੾Γସ͑ FOHJOF 6TFS%PDLFSͷόʔδϣϯ੾Γସ͑ TFSWJDF αʔϏε ίϯςφ ͷ؅ཧ PT 3BODIFS04ࣗମͷόʔδϣϯΞοϓ JOTUBMM 3BODIFS04ΛσΟεΫ΁ͷΠϯετʔϧ SPTίϚϯυͷओͳػೳ ίϚϯυ

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SPT DPOGJHίϚϯυ $ sudo ros config command [arguments...] ίϚϯυ આ໌ HFU ࢦఆΩʔͷݱࡏͷઃఆ஋Λऔಘ TFU ࢦఆΩʔͷ஋Λઃఆ FYQPSU ݱࡏͷઃఆΛZBNMܗࣜͰදࣔ WBMJEBUF ࢦఆͷϑΝΠϧͷݕূ SPT DPOGJHίϚϯυ ઃఆؔ࿈ͷૢ࡞

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SPT DPOTPMFίϚϯυ $ sudo ros console command [arguments...] ίϚϯυ આ໌ TXJUDI ίϯιʔϧͷ੾Γସ͑ ଈ੾ସ FOBCMF ίϯιʔϧͷ੾Γସ͑ ࣍ճ࠶ىಈ࣌ʹ੾ସ MJTU ར༻ՄೳͳίϯιʔϧͷҰཡදࣔ SPT DPOTPMFίϚϯυ ίϯιʔϧؔ࿈ͷૢ࡞ • EFGBVMU • BMQJOF • DFOUPT • EFCJBO • GFEPSB • VCVOUV ˞W࣌఺

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3BODIFS04ͰͷDPOTPMF -JOVY,FSOFM 4ZTUFN%PDLFS OUQ OFUXPSL VEFW BDQJE TZTMPH DPOTPMF EPDLFS • 3BODIFS04ʹ͓͚ΔγΣϧɺHFUUZ΍TTIEΛఏڙ • σϑΥϧτ͸#VTZ#PYϕʔε • ίϯςφ͔ͩΒ੾ସ͸ΠϝʔδΛࠩ͠ସ͑Δ͚ͩ

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SPT FOHJOFίϚϯυ $ sudo ros engine command [arguments...] ίϚϯυ આ໌ TXJUDI %PDLFSͷ੾Γସ͑ ଈ੾ସ FOBCMF %PDLFSͷ੾Γସ͑ ࣍ճ࠶ىಈ࣌ʹ੾ସ MJTU ར༻Մೳͳ%PDLFSΤϯδϯͷҰཡදࣔ SPT FOHJOFίϚϯυ FOHJOF %PDLFS ؔ࿈ͷૢ࡞

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3BODIFS04ͰͷFOHJOF EPDLFS -JOVY,FSOFM 4ZTUFN%PDLFS OUQ OFUXPSL VEFW BDQJE TZTMPH DPOTPMF EPDLFS • VTFSEPDLFS͸TZTUFNEPDLFS্ͷίϯςφ • ίϯςφ͔ͩΒ ҎԼུ

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%&.0

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6TBHF

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TFSWJDFͱ͸ 㲈 service • EPDLFSDPNQPTFܗࣜͰఆٛ͞Εͨίϯςφ ৗறΞϓϦ 8FCαʔόͳͲ ϘϦϡʔϜͷఏڙ ίϚϯυͷఏڙ command TFSWJDFͷ໾ׂ

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TFSWJDFͱ͸ -JOVY,FSOFM 4ZTUFN%PDLFS OUQ OFUXPSL VEFW BDQJE TZTMPH DPOTPMF EPDLFS • ओཁͳσʔϞϯྨ͸TFSWJDFͱͯ͠ఏڙ͞Ε͍ͯΔ • VTFSEPDLFS্ͰՔಇ͢ΔTFSWJDF΋͋Δ SBODIFSTFSWFSαʔϏεͳͲ

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SPT TFSWJDFίϚϯυ $ sudo ros service command [arguments...] SPT TFSWJDFίϚϯυ αʔϏεؔ࿈ͷૢ࡞ ίϚϯυ આ໌ MJTU αʔϏε ఆٛ ͷҰཡදࣔ FOBCMFEJTBCMFEFMFUF αʔϏε ఆٛ ͷ༗ޮແޮԽ࡟আ QVMMCVJME αʔϏεͰར༻͢ΔΠϝʔδͷऔಘϏϧυ VQTUBSUSFTUBSUTUPQ αʔϏεͷىಈఀࢭ QT ىಈ͍ͯ͠ΔαʔϏε ίϯςφ ͷҰཡදࣔ MPHT αʔϏεͷϩάදࣔ ˞Ұ෦ͷίϚϯυͷΈൈਮ

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αʔϏεͷఆٛ $ sudo ros service enable [docker-compose.yaml] # ϑΝΠϧύεΛࢦఆ $ sudo ros service enable /var/lib/rancher/conf/example.yml # 63-Λࢦఆ $ sudo ros service enable https://example.com/example.yml ࣮ߦྫ ˞SPTίϚϯυͷ୅ΘΓʹDMPVEDPOGJHZNMΛ༻͍ͯఆٛ͢Δ͜ͱ΋Մೳ

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αʔϏεͷར༻ $ sudo ros service up ... αʔϏεͷىಈ $ sudo ros service logs ... αʔϏεͷϩάදࣔ $ sudo ros service ps ىಈ͍ͯ͠ΔαʔϏεͷҰཡ

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%&.0

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ಠࣗϦϙδτϦ͔ΒͷαʔϏε௥Ճ 8FC্ͷϦϙδτϦ͔ΒαʔϏεఆٛΛऔಘ͢Δ͜ͱ͕Մೳ ྫɿ 3BODIFS04૊ࠐαʔϏεɿ https://github.com/rancher/os-services ಠࣗϦϙδτϦͷαϯϓϧɿ https://roastlink.github.io

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ࢀߟಠࣗϦϙδτϦ͔ΒͷαʔϏε௥Ճ [repo root] ├── index.yml ├── n │ └── nginx.yml ├── o │ └── open-vm-tools.yml └── r └── rancher-server.yml ϦϙδτϦͷϑΝΠϧߏ੒ ΠϯσοΫεϑΝΠϧ services: - nginx - open-vm-tools - rancher-server

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ࢀߟಠࣗϦϙδτϦ͔ΒͷαʔϏε௥Ճ 8FCϦϙδτϦΛ࢖͏ͨΊͷઃఆ SPTίϚϯυͷ৔߹ $ sudo ros config set rancher.repositories..url DMPVEDPOGJHZNMͰઃఆ͢Δ৔߹ #cloud-config.yml rancher: repositories: : url:

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"EWBODFEUPQJD

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ىಈͷ࢓૊Έ 2 TZTUFNEPDLFS 1*% ͬͯ Ͳ͏΍ͬͯىಈͯ͠Δͷʁ

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ىಈͷ࢓૊Έ " HPͰॻ͔ΕͨಠࣗͷJOJUͰॲཧ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE ࣮ମ͸SPTόΠφϦ HP੡ͷಠࣗόΠφϦ VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS 1*% %JTL 3". 3".%JTL γεςϜίϯςφىಈ ࣮ମ͸SPTόΠφϦ NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF 3BODIFS04ಠࣗͷ΋ͷ ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ిݯ౤ೖʙϒʔτϩʔμ ˞σϑΥϧτ͸TZTMJOVYɺ17(36#΋બ΂Δ ˞ओͳॲཧͷΈൈਮ

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ϒʔτϩʔμ CPPU ˞ಡΈ΍͘͢͢ΔͨΊ*/$-6%&Λల։͍ͯ͠·͢

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF -;."DQJP JOJUSBNGT ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ΧʔωϧΠϝʔδJOJUSEల։ɺJOJU࣮ߦ -;."DQJP JOJUSBNGT ˞ओͳॲཧͷΈൈਮ

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JOJUSEͷ಺༰ SPT • SPTίϚϯυ͸HPͰॻ͔Εͨ3BODIFS04ͷίΞ • ࣮ߦϑΝΠϧ໊ BSHW<> Ͱಈ࡞Λ੾ସ • JOJU΍VTSCJOTZTUFNEPDLFSͷ࣮ମ΋SPTίϚϯυ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF Ϛ΢ϯτ EFWUNQGT΍QSPDɺTZT ΧʔωϧϞδϡʔϧϩʔυͳͲ ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF TUBUFʹσΟεΫΛϚ΢ϯτ DISPPU ˞Χʔωϧύϥϝʔλ SBODIFSTUBUFEFW͕༩͑ΒΕ͍ͯͨ৔߹ ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF γεςϜίϯςφͷىಈ ࣮ମ͸SPTίϚϯυ ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF ˞ओͳॲཧͷΈൈਮ

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ىಈͷྲྀΕ #*046&'* .#3 ϒʔτϩʔμ TZTMJOVY WNMJOV[ JOJUSE JOJU WNMJOV[ JOJUSE VTSCJOSPTTZTJOJU FYFD TZTUFNEPDLFS %JTL 3". 3".%JTL NPVOU DISPPU TUBSU ଈϦλʔϯ TUBUF TZTUFNEPDLFSΛFYFD 1*% 1*% ˞ओͳॲཧͷΈൈਮ

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ىಈͷ࢓૊ΈͷϙΠϯτ • SPTίϚϯυΛJOJUͱ࣮ͯ͠ߦ • JOJUͷ࠷ޙͰTZTUFNEPDLFSΛFYFD SPT ͷίΞ

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࠷ۙͷঢ়گ

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W΁޲͚ͯ 8JUIXFXJMMTIJGUUIFGPDVTGSPN %PDLFSUPDPOUBJOFSE 0$* BOE-JOVY,JU Ҿ༻ݩIUUQTOFXTZDPNCJOBUPSDPNJUFN JE