Kubectl Apply 2019: 闇の魔術に対する防衛術 / Kubectl Apply 2019: Defence Against the Dark Arts

by Kohei Ota

Slide 1

Slide 1 text

,VCFDUM"QQMZ %FGFOTF"HBJOTUUIF%BSL"SUT !@JOEVDUPS@ ,VCFSOFUFT.FFUVQ5PLZP

Slide 2

Slide 2 text

,VCFDUM"QQMZ ҋͷຐज़ʹର͢Δ๷Ӵज़ !@JOEVDUPS@ ,VCFSOFUFT.FFUVQ5PLZP

Slide 3

Slide 3 text

,VCFDUM"QQMZ ҋͷຐज़ʹର͢Δ๷Ӵज़ !@JOEVDUPS@ ,VCFSOFUFT.FFUVQ5PLZP

Slide 4

Slide 4 text

ࣗݾ঺հ w 5XJUUFS!@JOEVDUPS@ w (JU)VC!JOEVDUPS w .-0QT&OHJOFFS!;0;05FDI w 'BWPSJUFIPVTF)V⒐FQV⒎

Slide 5

Slide 5 text

ηογϣϯͷΞδΣϯμ w ,VCF$PO&6ݸਓతؾʹͳͬͨৼΓฦΓ NJO w ຊ୊ͷ3FDBQ NJO w ֶͼΛӡ༻ʹಋೖ͢Δʹ͸ NJO w ·ͱΊ

Slide 6

Slide 6 text

,VCF$PO&6 w ৔ॴεϖΠϯ όϧηϩφ w ࢀՃऀ਺ਓҎ্ w γΞτϧਓ ͷ଴ͪϦετ w ίϖϯϋʔήϯਓ

Slide 7

Slide 7 text

,VCF$PO&6

Slide 8

Slide 8 text

No content

Slide 9

Slide 9 text

No content

Slide 10

Slide 10 text

No content

Slide 11

Slide 11 text

No content

Slide 12

Slide 12 text

No content

Slide 13

Slide 13 text

No content

Slide 14

Slide 14 text

No content

Slide 15

Slide 15 text

,VCFDUM"QQMZ ҋͷຐज़ʹର͢Δ๷Ӵज़

Slide 16

Slide 16 text

ҋͷຐज़ʁ

Slide 17

Slide 17 text

ҋͷຐज़ʁ

Slide 18

Slide 18 text

ຊ୊ͷલʹͭ֬ೝ

Slide 19

Slide 19 text

,VCFDUMBQQMZͷཪଆͰ͸ Կ͕ى͍ͬͯ͜Δͷ͔

Slide 20

Slide 20 text

,VCFSOFUFTΞʔΩςΫνϟͷ ͓͞Β͍

Slide 21

Slide 21 text

No content

Slide 22

Slide 22 text

w ͢΂ͯͷϦΫΤετ͸"1*4FSWFSΛܦ༝ w FUDE͕4JOHMF4PVSDFPG5SVUI w $POUSPMMFS.BOBHFS͔Βݺͼग़͞Εͨ$POUSPMMFS͕࣮ࡍͷ ॲཧʢϦιʔεͷ࡞੒΍࡟আʣΛߦ͏

Slide 23

Slide 23 text

IUUQTHJUIVCDPNKBNJFIBOOBGPSE XIBUIBQQFOTXIFOLT

Slide 24

Slide 24 text

IUUQTTQFBLFSEFDLDPNEBJLVSPTBXB LVCFSOFUFTTPVSDFDPEFSFBEJOH

Slide 25

Slide 25 text

͜Ε·Ͱͷ,VCFDUMBQQMZͷಈ࡞ w "QQMZ3FTPVSDF$POpHΛ༻͍ͨʮએݴతͬΆ͍ʯϦιʔε؅ཧ w "QQMZͰ౉͞Εͨ$POpHΛύʔε w ,VCFSOFUFT্ʹ࣮ࡏ͢ΔϦιʔεΛಡΈऔΓ w $SFBUFɺ1BUDIɺ%FMFUFͳͲͷ໋ྩతͳ"1*ϦΫΤετΛߏங

Slide 26

Slide 26 text

No content

Slide 27

Slide 27 text

એݴతͳΠϯϑϥ؅ཧ WT ໋ྩతͳ"1*ͷݺͼग़͠ͱ͍͏࣮ଶ

Slide 28

Slide 28 text

No content

Slide 29

Slide 29 text

No content

Slide 30

Slide 30 text

IUUQTRJJUBDPNULVTVNJ JUFNTCGDFGC

Slide 31

Slide 31 text

ઃఆ߲໨ͷଥ౰ੑʁ w ,VCFSOFUFTʹ౉͢$POpH͕ਖ਼͍͜͠ͱΛ୭͕Ͳ͏΍ͬͯ୲อ͢Δͷ͔ w ESZSVOΛ࢖͏ʁ w ΫϥΠΞϯταΠυʹͯɺ"1*ʹ࣮ࡍʹ౉͢ϦΫΤετΛੜ੒͢ΔίϚϯυ w ͍ΘΏΔʮESZSVOʯͱҧ͍ɺ"1*αʔόͱ͸΍ΓͱΓ͠ͳ͍ w PΦϓγϣϯͰZBNMܗࣜͷग़ྗ͸Ͱ͖Δ͕ɺ΍͸ΓϦΫΤετ͕Ͳ͏ͳΔ ͔ΛγϛϡϨʔγϣϯͰ͖ΔΘ͚Ͱ͸ͳ͍ͷͰɺ๻͕ͨͪຊདྷཉ͔ͬͨ͠ ESZSVOͱ͸ҧ͏

Slide 32

Slide 32 text

No content

Slide 33

Slide 33 text

˞ࠇຐज़ʹ͖ͭ Α͍͜ͷΈΜͳ͸ਅࣅ͠ͳ͍ͰͶʂ

Slide 34

Slide 34 text

"QQMZ͢Δ௚લʹϢʔβʔ͕ ,Tʹظ଴͢ΔΞϓϩʔν w ԼهͭΛ·ͱΊͯEJ⒎Λ͍͍ײ͡ʹද͍ࣔͨ͠ w ݱଘ͢ΔϦιʔε w ࠷ޙʹద༻ͨ͠$POpH w ͜Ε͔Βద༻͍ͨ͠$POpH w ࠩ෼ͷΈਖ਼͘͠1BUDIϦΫΤετΛૹΓ͍ͨ

Slide 35

Slide 35 text

Slide 36

Slide 36 text

៉ྷʹϦΫΤετΛੜ੒͢Δ ʹ͸Ͳ͏͢΂͖ͳͷ͔

Slide 37

Slide 37 text

҆͝৺͍ͩ͘͞ʂ ,VCFSOFUFTଆͰରԠ͞Ε·ͨ͠

Slide 38

Slide 38 text

,VCFSOFUFTͷมߋ w 4FSWFSTJEFBQQMZ w "QQMZͷΤϯυϙΠϯτʹ৽ͨͳϑϥά͕௥Ճ w ௚ۙͰద༻͞Εͨ$POpHͱͷ%J⒎ΛऔΕΔΑ͏ʹ w ΫϥΠΞϯταΠυͰ໋ྩΛ͝ʹΐ͝ʹΐ͠ͳͯ͘Α͘ͳͬͨ

Slide 39

Slide 39 text

,VCFSOFUFTͷมߋ w ΫϥΠΞϯταΠυ w ࣮ࡍͷ,VCFSOFUFTϢʔβ͸એݴతʹϦιʔεΛ؅ཧ͍ͨ͠ w ϦιʔείϯϑΟάΛू໿ w $POpH.BQ΍4FDSFUTͳͲͷ୯Ұʹ࡞ΒΕΔϦιʔε w ˠ$-*πʔϧʹ,VTUPNJ[FΛ౷߹

Slide 40

Slide 40 text

,VCFSOFUFTͷมߋ w ,VCFDUMEJ⒎ w 4FSWFSTJEFBQQMZͱESZSVOͷΞϓϩʔνΛ౷߹ w ͭ·Γɺݱଘ͢ΔϦιʔε͕ߟྀ͞ΕͨEJ⒎͕ग़ྗ͞ΕΔ w ࣍ʹBQQMZ͢Δͱ͖ʹͲͷΑ͏ͳ݁ՌʹͳΔ͔͕໌֬ʹ

Slide 41

Slide 41 text

·ͨ·ͨ͊ɺͲ͏ͤ·ͩ ϦϦʔε·Ͱ͔͔࣌ؒΔΜͰ͠ΐʁ

Slide 42

Slide 42 text

͍ͭ࢖͑ΔΑ͏ʹͳΔͷ͔ w ,VCFDUMEJ⒎ w ͔Β$-*ʹ௥Ճ͞Ε͓ͯΓར༻Մೳ w "1*4FSWFSଆͷόʔδϣϯࣗମ΋ରԠ͕ඞཁ

Slide 43

Slide 43 text

͍ͭ࢖͑ΔΑ͏ʹͳΔͷ͔ w $-*ʹ͓͚Δ,VTUPNJ[Fͷ౷߹Խ w ͔Β$-*ʹ௥Ճ͞Ε͓ͯΓར༻Մೳ w ͪ͜Β͸७ਮͳ$MJFOU4JEF'FBUVSFͳͷͰɺαʔόଆͷ όʔδϣϯʹґଘͤͣར༻͕Մೳ

Slide 44

Slide 44 text

ࠓޙͷϩʔυϚοϓ͸ʁ w 1SVOFͷվળ w ཁ͢Δʹ͍͍ײ͡ʹϦιʔεΛ࡟আ͢Δํ๏ w ੜ੒͞Εͨ$POpH.BQ΍4FDSFUTͷ͓૟আػೳΛ͚ͭΔ w 4UBUVT w طଘͷϦιʔελΠϓ΍$3%ͳͲʹର͢Δએݴతมߋͷ ίϯτϩʔϥىಈ࣌ͷϒϩοΩϯάΛαϙʔτ

Slide 45

Slide 45 text

ࠓޙͷϩʔυϚοϓ͸ʁ w ,VCFDUM,VTUPNJ[F w ౷߹͞Εͨࠓޙʹ͍ͭͯ΋,VTUPNJ[FࣗମͷΞοϓετ ϦʔϜ։ൃ͸ܧଓ w ,VTUPNJ[Fଆ͕,VCFDUMଆΑΓ΋ৗʹ࠷৽ w ,VCFDUMͷϓϩδΣΫτ͸LVCFSOFUFTLVCFDUMͷϦϙδ τϦʹҠߦத

Slide 46

Slide 46 text

·ͱΊ w ,VTUPNJ[Fͷ౷߹Խʹؔͯ͠͸ར༻ࣗମ͸೚ҙ w طʹಋೖ͍ͯ͠Δਓʹͱͬͯ͸ϥοΩʔ w EJ⒎͕࢖͑ΔΑ͏ʹͳͬͨͷͰɺͲ͜ͰͲΜͳࠩ෼͕૸Δ͔͕໌֬ʹ w ʢݸਓతʹʣṖͷࠩ෼͕ൃੜͯ͠υΩϡϝϯτړΔ͕࣌ؒݮͬͨ

Slide 47

Slide 47 text

ͱ͋Δ,VCFSOFUFTར༻ऀ͔ΒΈͨɺ ຊηογϣϯʹର͢Δֶͼͱ࣮ફ

Slide 48

Slide 48 text

ͱ͋Δ,VCFSOFUFTར༻ऀ͔ΒΈͨɺ ຊηογϣϯʹର͢Δֶͼͱ࣮ફ

Slide 49

Slide 49 text

"QQMZͷා͞ w ਖ਼௚Ͳ͏΍ͬͯಈ͍ͯΔͷ͔Α͘Θ͔Βͣ࢖ͬͯΔʢʣ w Կ΋ࠩ෼ൃੜͯ͠ͳ͍͸ͣͳͷʹ$POpHVSFEʹͳͬͯ1PE ͕5FSNJOBUJOHʹͳͬͨ͜ͱ͕͋Δ w Ϋϥελͱ͔/BNFTQBDFؒҧ͑ͯ"QQMZͪ͠ΌͬͯΞϨͳ ͜ͱʹͳͬͨ͜ͱ͕͋Δ

Slide 50

Slide 50 text

ZBNMϑΝΠϧͷ؅ཧ w ؀ڥ͝ͱʹ͍͍ͪͪ࡞Δͷ͸ΊΜͲ͍͘͞ w Լखʹڞ௨Խ͢Δͱม਺ͷ؅ཧͱ͔େม w ઃܭϛεΔͱҋುʹͳΓ͕ͪ w ؀ڥYαʔϏε਺ͰͲΜͲΜ਺͕૿͍͑ͯ͘

Slide 51

Slide 51 text

P kubernetes @MELANIECEBULA kubectl apply Production Deployment Canary Deployment Production ConfigMap Canary ConfigMap Production Service Canary Service kubernetes cluster Dev Deployment Dev ConfigMap Dev Service kubernetes config files lots of boilerplate repetitive by environment resources environments

Slide 52

Slide 52 text

:".-ͷzਖ਼͍͠z؅ཧํ๏ ͕Θ͔Βͳ͍

Slide 53

Slide 53 text

No content

Slide 54

Slide 54 text

Πϯϑϥߏ੒؅ཧͷύΠϓϥΠϯ w ͦ΋ͦ΋,VCFSOFUFT͕:".-Λ࢖͍ͬͯΔͷ͸  એݴతʹߏ੒؅ཧ͕Ͱ͖Δʢͱ͞Ε͍ͯΔʣ͔Β w :".-ͷ೰Έͱ͍͏ΑΓ͸ɺΠϯϑϥߏ੒؅ཧͷ೰Έ w ߏ੒؅ཧͷͲ͜ʹ೰ΈΛ๊͍͑ͯΔ͔ w ূ੻Λ࢒͍ͨ͠ w ώϡʔϚϯΦϖϨʔγϣϯΛݮΒ͍ͨ͠ w ࣗಈతʹ൓өͯ͠΋੾Γ໭͕͠Ͱ͖ΔΑ͏ͳ࢓૊Έʹ͍ͨ͠

Slide 55

Slide 55 text

Θ͕··ϘσΟͰ ͢Έ·ͤΜ

Slide 56

Slide 56 text

ੈͷதʹ͸͍͔ͭ͘ͷํ๏͕͋Δ w (JU0QT w 8FBWFXPSLT͕ఏএͨ͠ɺ(JUΛ4JOHMF4PVSDFPG5SVUI ͱ͢ΔࣗಈԽϑϩʔͷܗ w 1VMMܕͷ$%͕(JUͷεςʔλεΛఆظతʹνΣοΫͯ͠؀ ڥʹ൓ө͢Δ w (JUʹ1VTIͯ͠ຊ൪ʹࣗಈ൓ө͢Δ΍ͭ͸$*0QT

Slide 57

Slide 57 text

ʁʁʁʮ$*0QT͸ΞϨͳͷͰ (JU0QTʹ͠Α͏ͥʯ

Slide 58

Slide 58 text

Θ͔ΔΜ͚ͩͲɾɾɾ w (JU0QTେมͦ͏ w $%πʔϧΛ৽͘͠ݐͯͳ͍ͱ͍͚ͳ͍ w Πϯϑϥͷߏ੒؅ཧΛ؅ཧ͢ΔͨΊͷ$%πʔϧͷߏ੒؅ཧ w ͿͬͪΌ͚ͦΜͳن໛େ͖͘ͳ͍͠ͳ͋

Slide 59

Slide 59 text

ͳʹʁ ,VCFDUMʹEJ⒎͕ೖΔͩͱ

Slide 60

Slide 60 text

,VCFDUMEJ⒎͕΋ͨΒ͢ޫ w ϝϦοτ w $*πʔϧ಺ͰEJ⒎ͱͬͯϩά͕࢒ͤΔΑ͏ʹͳͬͨ w ࠷୹Ͱߦ௥Ճ͢Δ͚ͩͳͷͰΒͪ͘Μ w σϝϦοτ w ࠜຊతͳ໰୊͕ղܾ͢ΔΘ͚Ͱ͸ͳ͍ w ϩʔϧόοΫͳͲ͸૬มΘΒͣҰఆͷͭΒΈ͕͋Δ w ,VCFSOFUFTͷΤίγεςϜͰΧόʔ͍͔ͯ͘͠͠ͳ͍

Slide 61

Slide 61 text

͏ʔΜͰ΋ɺZBNM͍ͬͺ͍͋Δͱ؅ཧ େมʹͳΔ͠EJ⒎࢖͏γʔϯ࣮͸ݶΒΕ ͯΔΜ͡Όͳ͍͔ͳ͋ʁ

Slide 62

Slide 62 text

͑ʁ ,VCFDUMʹ,VTUPNJ[F͕ೖΔͩͱ

Slide 63

Slide 63 text

,VTUPNJ[Fͷ౷߹͕΋ͨΒ͢ޫ w ϝϦοτ w ܧঝܕͷςϯϓϨʔτ͕ॻ͚Δ w ϕʔε͸ͭͷ··ʹɺࣗ༝ʹ֦ு֤ͯ͠؀ڥɾαʔϏεʹల։͕Մೳ w %3:͗͢Δڞ௨Խͷ੍ݶ͕ͳ͍ w σϝϦοτ w ࠜຊతʹϑΝΠϧ਺͕࡟ݮͰ͖ΔΘ͚Ͱ͸ͳ͍ w ग़ྗ݁Ռ͕Ͳ͔͜ʹ࢒ΔΘ͚͡Όͳ͍

Slide 64

Slide 64 text

͜ͷͭͷมߋ͕΋ͨΒ͢ޫ w ͦͷ࣌ʑʹ͓͚ΔZBNMͷग़ྗ݁Ռ͕อূ͞ΕΔ ,VTUPNJ[F(JU w ࣮ࡍʹ࣮ߦ͞Εͨͱ͖ͷ൓өঢ়گ͕Θ͔Δ EJ⒎ w طଘͷߏ੒ʹରͯ͠େ͖͘Ճ͑Δมߋ͕ͳ͍ w ࣮֬ʹطଘͷߏ੒ΑΓ͸ϦεΫΛݮΒͭͭࣗ͠ಈԽΛ࣮ݱͰ͖Δ

Slide 65

Slide 65 text

౴͑ͷͳ͍͜ͷઓ͍ʹ ྑ͍ϥΠϯ͕Ҿ͚ͦ͏ʢʁʣ

Slide 66

Slide 66 text

݁Ռߟ͑ͨߏ੒ w ߏ੒ w $*0QT,VTUPNJ[FEJ⒎Ͱ͕Μ͹Δ w બఆཧ༝ w ͦΜͳʹن໛͕େ͖͘ͳ͍ w (JU0QT͕Μ͹ΕΔ΄Ͳӡ༻νʔϜ͕੒ख़͍ͯ͠ͳ͍ w 4JNQMFJTCFTU

Slide 67

Slide 67 text

͜͜Ͱ͍͍ײ͡ͷΞʔΩςΫνϟਤ Λγϡοͱग़͢

Slide 68

Slide 68 text

ແ೦ʢ࣌ؒ଍Γͳ͔ͬͨʣ

Slide 69

Slide 69 text

·ͱΊ w ,VCFSOFUFTͷΞʔΩςΫνϟ͸ͬ͘͟ΓͰ΋஌͓ͬͯ͘΂͖ w ࣗ෼ͷӡ༻ίετʹݟ߹͏౒ྗΛ͢Δ w "DUJWF%FWFMPQNFOUͳϓϩδΣΫτ͸6QTUSFBNͷػೳʹؔ͢Δ ৘ใΛੵۃతʹऔΓೖΕ͍ͯ͘΂͖