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'D'evelopment and 'D'eployment with 'D'ocker at 'D'wango
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ixixi
January 17, 2015
Technology
15
32k
'D'evelopment and 'D'eployment with 'D'ocker at 'D'wango
Development with Docker,
Deployment with Docker.
ixixi
January 17, 2015
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Transcript
Development and Deployment with Docker at Dwango @ixixi
%8"/(0$P -UE :VSJ0EBHJSJ !JYJYJ 3FDPNNFOEBUJPOTZTUFNBSDIJUFDU
Development with Docker
/JDPOJDP "QQMJDBUJPO4FSWFS )551SFRVFTU 8FC 4FSWFS $BTTBOESB 3FDPNNFOE "1*4FSWFS Recommendation API
3FDPNNFOE 4FSWFS 0UIFS4FSWJDFT MPHT $BDIF4FSWFS MPHT w%PDLFSҎલ͔ΒՔಇ͍ͯ͠ΔϨίϝϯυ"1* wχίχίಈըͷʮؔ࿈ಈըʯͳͲΛฦ͢ɻ
Ϩίϝϯυͷ֬ೝͱςετ wϨίϝϯυͷγεςϜʹखΛՃ͑ͨ߹ʹɺϨίϝϯυ݁Ռ͕Ͳ͏ มԽ͢Δ͔ͷ֬ೝɺίʔυϨϏϡʔɾ6OJU5FTUͰอূͮ͠Β͍ɻ ! wQVMMSFRΛNBTUFSʹऔΓࠐΉຊ൪σϓϩΠͳͷͰɺ֬ೝແ͠Ͱͷ ೖͨ͘͠ͳ͍ɻ ! wͲ͏ʹ͔ͯ͠ɺखܰʹʮ࣮ࡍͷڥΛ֬ೝʯग़དྷΔΑ͏ʹ͍ͨ͠ɻ
Γ͍ͨ͜ͱ wQVMMSFRग़ͨ͠ΒɺϨίϝϯυʹؔΘΔ%PDLFSͷ ίϯςφҰἧ͍ lܥz ͕উखʹཱͭɻ wࣗͰڥΛ࡞ͬͯࢼ͞ͳͯ͘ɺ ʮ͜͜Ͱطʹಈ͍͍ͯΔΑʯͱ͍͏ঢ়ଶ͕࠷ߴɻ ! wϨίϝϯυ"1*Ͱɺ࣮ࡍʹԿ͕Ϩίϝϯυ͞ΕΔ͔ දࣔग़དྷΔ3FDPNNFOE7JFXFS
෦πʔϧ Ͱݟ͍ͨɻ طʹಈ͍͍ͯΔ
/JDPOJDP "QQMJDBUJPO4FSWFS )551SFRVFTU 8FC 4FSWFS $BTTBOESB 3FDPNNFOE "1*4FSWFS Containerize! 3FDPNNFOE
4FSWFS 0UIFS4FSWJDFT MPHT $BDIF4FSWFS MPHT 3FDPNNFOE 7JFXFS )551SFRVFTU
pull request builderͰҰ্ཱࣜͪ͛&௨ wKFOLJOTͷQVMMSFRVFTUCVJMEFSΛར༻ɻ wKPCDIBJOͰςετ͔Βίϯςφ࡞ɺίϝϯτॻ͖ࠐΈ·Ͱ࣮ߦɻ QVMMSFRVFTUCVJMEFS QVMMSFRVFTU ௨ৗͷςετ QVMMSFRVFTUΛөͨ͠ EPDLFSίϯςφ࡞
EPDLFSίϯςφͰ ܥΛҰࣜىಈ ଓઌϙʔτใΛ QVMMSFRίϝϯτʹॻࠐ ίϝϯτʹॻ͖ࠐΈ
ίϯςφੜ wQVMMSFRVFTUʹରԠͨ͠ίϯςφ໊ͷQSFpYΛ࡞Δɻ wྫ QVMMSFR൪߸͕Ͱ࣌ࠁ͕ͳΒ ɹɹQVMMSFR@SFDPNNFOE@BQJ@@U wಉҰQVMMSFRͰɺߋ৽͞ΕΔʹίϯςφੜ͍ͨ͠ͷͰɺ͕࣌ඞཁɻ wQVMMSFRऴྃ࣌ ޙड़ ʹ͜ͷQSFpYΛར༻ɻ
ίϯςφͰʮܥʯΛཱͯΔ wHJUQVMM͔ͯ͠ΒpHCVJME͢ΔSBLFUBTLΛ࣮ߦ wQVMMSFRʹରԠͨ͠CSBODIΛͬͯCVJME͕Δɻ wΞϓϦߋ৽෦ҎલΩϟογϡ͕ޮ͘ͷͰCVJMEߴ ! wੜͨ͠QSFpYΛՃͨ͠ίϯςφ໊ͰpHVQ͢ΔSBLFUBTL࣮ߦ ! wDBTTBOESBSFEJTͷαʔόɺμϛʔσʔλ͕ ೖͬͨίϯςφ্ཱ͕͕ͪΔɻ !
wQVMMSFRͷίϝϯτͰɺىಈͤ͞Δ֤ίϯςφͷ CSBODIΛ໌ࣔࢦఆ͢Δ͜ͱՄೳɻ ผͷSFQPTJUPSZͷQVMMSFRҰॹʹద༻͢Δඞཁ͕͋Δ߹ $BTTBOESB 3FDPNNFE "1*4FSWFS 3FDPNNFOE 4FSWFS $BDIF 4FSWFS 3FDPNNFOE 7JFXFS MJOL MJOL MJOL MJOL
PullReqίϝϯτͷॻ͖ࠐΈ w֤ίϯςφׂ͕ΓͯΒΕͨϙʔτΛऔಘɻ ! wଓใΛ()FͷQVMMSFRίϝϯτʹॻ͘ɻ
Garbage Collection (daily) wQVMMSFRVFTU͕DMPTF͞ΕͨΒίϯςφΛࢭΊΔআ͢Δɻ wKFOLJOTͰQVMMSFRVFTUͷDMPTFIPPL͢Δ͜ͱ͕͔ͬͨͨ͠Ίɺ࣍Ͱ($ɻ DSPO wEPDLFSͷίϯςφ໊ͷQSFpYΛQBSTFͯ͠ɺSFQPTJUPSZͱQVMMSFRVFTU൪߸Λऔಘɻ w֘QVMMSFRVFTU͕DMPTF͞Ε͍ͯΔ͔֬ೝ͠ɺด͍ͯͨ͡Βίϯςφఀࢭআɻ !
wίϯςφ໊ͷQSFpYͰͳ͘FUDESFEJTʹରԠΛอ࣋ͯ͠ྑ͔͕ͬͨɺߏͷγϯϓ ϧ͞Λॏࢹɻ
developmentฤ Ή͢ͼ wطଘͷϓϩμΫτΛ%PDLFSԽ͢Δͷਏ͍߹͕͋ͬͨɻ wڥߏஙΛDIFGͰߦ͏લఏͷϓϩμΫτΛޙ͔Β%PDLFSԽ͢Δͷେมʹײͨ͡ɻ ! wطଘ෦Λ%PDLFSԽ͢ΔΑΓɺ৽نͰ࡞ΔͷΛ%PDLFSԽલఏͰߏங͢Δํ͕ྑ͍ɻ w1VMM3FRVFTUͰʮͦͷͰ࣮ࡍʹ৮ΕΔڥ͕طʹಈ͍͍ͯΔʯͷ࠷ߴɻ
Deployment with Docker
Personalize API /JDPOJDP "QQMJDBUJPO4FSWFS )551SFRVFTU 8FC 4FSWFS $BDIF %BUBCBTF 3FWFSTF
1SPYZ 1FSTPOBMJ[F"1* • ύʔιφϥΠζʹར༻͢ΔAPI (golang࣮) • DockerલఏͰ৽نʹߏஙɻ
Containerize! • ύʔιφϥΠζAPI • ϩάసૹ&ू(fluentd) • CEPΤϯδϯ(Norikra) • ϩάอଘ (ES&InfluxDB)
• ՄࢹԽ (Kibana&Grafana) • ϦόʔεϓϩΩγ 1FSTPOBMJ[F"1* /JDPOJDP "QQMJDBUJPO4FSWFS )551SFRVFTU $POUBJOFSJ[F 8FC 4FSWFS $BDIF %BUBCBTF MPHTUPSF .FUSJDT7JTVBMJ[FS $&1 -PH$PMMFDUPS 3FWFSTF 1SPYZ
Dataflow DP 4FSWFS )551SFRVFTU $BDIF %BUBCBTF MPHTUPSF .FUSJDT7JTVBMJ[FS $&1 3FWFSTF
1SPYZ -PBE #BMBODFS -PH"HHSFHBUPS MPHpMF %PDLFS)PTU %PDLFS)PTU %PDLFS)PTU %PDLFS)PTU "1* -PH $PMMFDUPS w ֤IPTUͷϦόʔεϓϩΩγ OHJOY ܦ༝Ͱ"1*ʹϦΫΤετɻ w ϩάϑΝΠϧϗετଆϘϦϡʔϜΛϚϯτͯ͠ॻ͖ग़͠ɻ w qVFOUEίϯςφଆͰϩάσΟϨΫτϦΛϚϯτͯ͠ɺಡΈࠐΈɻ w ϩάूίϯςφͰϩάΛूΊͯɺ$&1 /PSJLSB Ͱूܭͭͭ͠ʹอଘˠՄࢹԽ
Docker Build Architecture MPDBM ()F +FOLJOT 3FHJTUSZ $PNNPO QVTITPVSDFT )PPL
w %PDLFS*NBHFϏϧυ w ίϯςφͰܥΛ্ཱͪ͛ͯ݁߹ςετ w υΩϡϝϯτͷੜ w %PDLFS3FHJTUSZʹΠϝʔδొ "1* qVFOUE /HJOY SFHJTUFS"1*DPOUBJOFS*NBHF VCVOUV CVJMEͷىͱͳΔJNBHFɺ1SJWBUF SFHJTUSZʹஔ͍͓͖ͯɺ%PDLFSIVC SFHJTUSZͷར༻͠ͳ͍ɻ
Deploy Manager WebUI • WebUIσϓϩΠπʔϧ • DockerԽҎલ͔Β͍ͬͯͨπʔϧ • Capistrano task
࣮ߦ • Ϣʔβೝূ • σϓϩΠϩάͷϦΞϧλΠϜදࣔ&อଘ • DockerσϓϩΠcapistrano taskԽͯ͠ར༻ σϓϩΠઌαʔόΛબͯ͠ɺϙνοͱ 1click͚ͩͰແఀࢭσϓϩΠɻ • σϓϩΠͷrollbackλεΫ༻ҙɻ
Docker Deployment Architecture %FQMPZ.BOBHFS 8FC6* 3FHJTUSZ ڞ௨ 3FHJTUSZ QSPEVDUJPOઃఆ "1*
qVFOUE /HJOY "1*TFSWFSDPOpH 0QFSBUF QVMM qVFOUE 3FWFSTF1SPYZ "1* QVMM "1*TFSWFSDPOpH %PDLFS)PTU 0UIFS4FSWJDFT %FQMPZ $BQJTUSBOPUBTL )551SFRVFTU NPVOU • Capistrano taskͰɺίϯςφͷ ΠϝʔδΛ֤ϗετ͕pullͯ͠σϓϩΠɻ ! • ࣮ߦόΠφϦͷίϯςφΠϝʔδ։ൃऀ શһ͕pullՄೳɻ ! • productionڥͰ͏configίϯςφɺ registry͝ͱ(ೝূ͕ҟͳΔ)ɻ
Deployment ~ step.1 1.APIίϯςφΠϝʔδͱɺઃఆΠϝʔδ ΛɺDockerHostଆͰpull͢Δ %PDLFS)PTU 3FHJTUSZ ڞ௨ 3FHJTUSZ ઃఆ
"1* qVFOUE /HJOY "1*W EPDLFSJNBHFT "1*TFSWFSDPOpH "1*TFSWFSDPOpH "1*TFSWFS DPOpH NPVOU NPVOU 3FWFSTF1SPYZ "1*W qVFOUEMBUFTU
Deployment ~ step.1 1.APIίϯςφΠϝʔδͱɺઃఆΠϝʔδ ΛɺDockerHostଆͰpull͢Δ %PDLFS)PTU 3FHJTUSZ ڞ௨ 3FHJTUSZ ઃఆ
"1* qVFOUE /HJOY EPDLFSQVMMBQJMBUFTU EPDLFSQVMMBQJ@DPOpHMBUFTU "1*W EPDLFSJNBHFT "1*W MBUFTU "1*TFSWFSDPOpH "1*TFSWFSDPOpH "1*TFSWFS DPOpH NPVOU NPVOU 3FWFSTF1SPYZ "1*W qVFOUEMBUFTU
Deployment ~ step.2 1.৽͍͠imageͷίϯςφΛىಈ 2.API͕ਖ਼͘͠ϦΫΤετΛฦͤΔ·Ͱͭ ɹ(࣮ࡍʹϨεϙϯεΛ֬ೝ) %PDLFS)PTU "1*W qVFOUEMBUFTU DPOpH
3FWFSTF1SPYZ
Deployment ~ step.2 1.৽͍͠imageͷίϯςφΛىಈ 2.API͕ਖ਼͘͠ϦΫΤετΛฦͤΔ·Ͱͭ ɹ(࣮ࡍʹϨεϙϯεΛ֬ೝ) %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU
qVFOUEMBUFTU DPOpH DPOpH 3FWFSTF1SPYZ
Deployment ~ step.2 1.৽͍͠imageͷίϯςφΛىಈ 2.API͕ਖ਼͘͠ϦΫΤετΛฦͤΔ·Ͱͭ ɹ(࣮ࡍʹϨεϙϯεΛ֬ೝ) %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU
qVFOUEMBUFTU DPOpH DPOpH IFBMUIDIFDL EVNNZSFRVFTU 3FWFSTF1SPYZ
Deployment ~ step.3 1.৽͍͠IPΛnginxͷconfʹॻ͖ࠐΉɻ 2.NginxΛgraceful restartͯ͠ɺແఀࢭͰίϯςφ ͷ͚ઌΛมߋ͢Δɻ Reverse Proxy(nginx)ͷDockerίϯςφͰ 1.$
kill -USR2 `cat /var/run/nginx.pid` 2.$ kill -WINCH `cat /var/run/nginx.pid.oldbin` 3.$ kill -QUIT `cat /var/run/nginx.pid.oldbin` ※࣮ࡍʹɺgracefull restart෦ γΣϧεΫϦϓτԽͯ͠ɺίϯςφʹಉࠝɻ %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOYDPOG OHJOY QPSU
Deployment ~ step.3 1.৽͍͠IPΛnginxͷconfʹॻ͖ࠐΉɻ 2.NginxΛgraceful restartͯ͠ɺແఀࢭͰίϯςφ ͷ͚ઌΛมߋ͢Δɻ Reverse Proxy(nginx)ͷDockerίϯςφͰ 1.$
kill -USR2 `cat /var/run/nginx.pid` 2.$ kill -WINCH `cat /var/run/nginx.pid.oldbin` 3.$ kill -QUIT `cat /var/run/nginx.pid.oldbin` ※࣮ࡍʹɺgracefull restart෦ γΣϧεΫϦϓτԽͯ͠ɺίϯςφʹಉࠝɻ %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOYDPOG MPDBUJPO\ QSPYZ@QBTTIUUQ ^ OHJOY QPSU
Deployment ~ step.3 1.৽͍͠IPΛnginxͷconfʹॻ͖ࠐΉɻ 2.NginxΛgraceful restartͯ͠ɺແఀࢭͰίϯςφ ͷ͚ઌΛมߋ͢Δɻ Reverse Proxy(nginx)ͷDockerίϯςφͰ 1.$
kill -USR2 `cat /var/run/nginx.pid` 2.$ kill -WINCH `cat /var/run/nginx.pid.oldbin` 3.$ kill -QUIT `cat /var/run/nginx.pid.oldbin` ※࣮ࡍʹɺgracefull restart෦ γΣϧεΫϦϓτԽͯ͠ɺίϯςφʹಉࠝɻ %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOYDPOG MPDBUJPO\ QSPYZ@QBTTIUUQ ^ MPDBUJPO\ QSPYZ@QBTTIUUQ ^ OHJOY QPSU
Deployment ~ step.3 1.৽͍͠IPΛnginxͷconfʹॻ͖ࠐΉɻ 2.NginxΛgraceful restartͯ͠ɺແఀࢭͰίϯςφ ͷ͚ઌΛมߋ͢Δɻ Reverse Proxy(nginx)ͷDockerίϯςφͰ 1.$
kill -USR2 `cat /var/run/nginx.pid` 2.$ kill -WINCH `cat /var/run/nginx.pid.oldbin` 3.$ kill -QUIT `cat /var/run/nginx.pid.oldbin` ※࣮ࡍʹɺgracefull restart෦ γΣϧεΫϦϓτԽͯ͠ɺίϯςφʹಉࠝɻ %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOYDPOG OHJOY QPSU
Deployment ~ step.3 1.৽͍͠IPΛnginxͷconfʹॻ͖ࠐΉɻ 2.NginxΛgraceful restartͯ͠ɺແఀࢭͰίϯςφ ͷ͚ઌΛมߋ͢Δɻ Reverse Proxy(nginx)ͷDockerίϯςφͰ 1.$
kill -USR2 `cat /var/run/nginx.pid` 2.$ kill -WINCH `cat /var/run/nginx.pid.oldbin` 3.$ kill -QUIT `cat /var/run/nginx.pid.oldbin` ※࣮ࡍʹɺgracefull restart෦ γΣϧεΫϦϓτԽͯ͠ɺίϯςφʹಉࠝɻ %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOYDPOG OHJOY OHJOY QPSU
Deployment ~ step.3 1.৽͍͠IPΛnginxͷconfʹॻ͖ࠐΉɻ 2.NginxΛgraceful restartͯ͠ɺແఀࢭͰίϯςφ ͷ͚ઌΛมߋ͢Δɻ Reverse Proxy(nginx)ͷDockerίϯςφͰ 1.$
kill -USR2 `cat /var/run/nginx.pid` 2.$ kill -WINCH `cat /var/run/nginx.pid.oldbin` 3.$ kill -QUIT `cat /var/run/nginx.pid.oldbin` ※࣮ࡍʹɺgracefull restart෦ γΣϧεΫϦϓτԽͯ͠ɺίϯςφʹಉࠝɻ %PDLFS)PTU "1*W "1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOYDPOG OHJOY QPSU
Deployment ~ step.4 1.ݹ͍ίϯςφͷఀࢭ&আ 2.ݹ͍ίϯςφΠϝʔδͷআ ˞ߴʹrollbackग़དྷΔΑ͏ɺ࣮ࡍʹ ɹ5ੈલͷΠϝʔδΛআ %PDLFS)PTU "1*W
"1*W qVFOUEMBUFTU qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH DPOpH OHJOY "1*W EPDLFSJNBHFT "1*W MBUFTU "1*TFSWFSDPOpH
Deployment ~ step.4 1.ݹ͍ίϯςφͷఀࢭ&আ 2.ݹ͍ίϯςφΠϝʔδͷআ ˞ߴʹrollbackग़དྷΔΑ͏ɺ࣮ࡍʹ ɹ5ੈલͷΠϝʔδΛআ %PDLFS)PTU "1*W
qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH OHJOY "1*W EPDLFSJNBHFT "1*W MBUFTU "1*TFSWFSDPOpH
Deployment ~ step.4 1.ݹ͍ίϯςφͷఀࢭ&আ 2.ݹ͍ίϯςφΠϝʔδͷআ ˞ߴʹrollbackग़དྷΔΑ͏ɺ࣮ࡍʹ ɹ5ੈલͷΠϝʔδΛআ %PDLFS)PTU "1*W
qVFOUEMBUFTU 3FWFSTF1SPYZ DPOpH OHJOY EPDLFSJNBHFT "1*W MBUFTU "1*TFSWFSDPOpH
deploymentฤ Ή͢ͼ wμϯλΠϜແ͠ͷσϓϩΠՄೳ͕ͩɺݱঢ়ɺࣗલͰগ͠࡞Γ͜Ήඞཁ͕͋Δɻ wࣗલͷίϯςφସલϔϧενΣοΫɻ ! wϗετଆͷڥ͕ԚΕͳ͍ͷૉΒ͍͠ɻ ! wظӡ༻͢ΔલఏͳΒΰϛΛย͚ΔػߏΛ࣋ͱ͏ɻ wLTΛ͏ʹɺNBTUFSͷԽߴՄ༻ੑͳFUDEΫϥελͷߏஙɾӡ༻ɺ نͷׂʹ߹Θͳ͔ͬͨͷͰʮϦιʔεͷநԽʯ·Ͱ౿Έࠐ·ͳͳ͔ͬͨɻ
wαʔϏεԣஅͰར༻ՄೳͳେنσϓϩΠઌαʔόࢿݯͱͯ͠நԽ͢Δ߹ʹɺ LT͕ඞཁʹͳΔͱࢥ͏ɻنͱతʹԠͯ͡ΞʔΩςΫνϟઃܭ͠Α͏ɻ
υϫϯΰࠂ ͜ͷهࣄυϫϯΰۈ࣌ؒதʹॻ͔Εͨɻ ! υϫϯΰຊͷ (C++|Elrang|ݕࡧ|Ϩίϝϯυ|σʔλੳ|σʔλ࿈ܞ|FPGA|Πϯϑϥ|WEBΞϓϦ) ΤϯδχΞΛืू͍ͯ͠·͢ɻ ࠾༻ใ | גࣜձࣾυϫϯΰ