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Vault meets Kubernetes

Vault meets Kubernetes

2025/09/01 HashiCorp Vault ユーザ会(第1回)
Vault meets Kubernetes
https://vaultuserjp1.splashthat.com/

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mochizuki875

August 30, 2025
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  1. ,VCFSOFUFTͷ4FDSFU؅ཧ ,VCFSOFUFTͰൿີ৘ใΛѻ͏৔߹ɺ 4FDSFUϦιʔεΛ༻͍ͯ1PEʹൿີ৘ใΛ౉͢͜ͱ͕Ͱ͖·͢ɻ BQJ7FSTJPOW LJOE1PE  TQFD  FOW4FDSFUͷ஋Λ؀ڥม਺ʹઃఆ OBNF64&3/"/&؀ڥม਺໊

    WBMVF'SPN TFDSFU,FZ3FG OBNFBQQTFDSFU4FDSFU໊ LFZVTFSOBNF OBNF1"44803%؀ڥม਺໊ WBMVF'SPN TFDSFU,FZ3FG OBNFBQQTFDSFU4FDSFU໊ LFZQBTTXPSE WPMVNF.PVOUT4FDSFUΛ7PMVNFͱͯ͠.PVOU OBNFDPO fi H NPVOU1BUINOUDPO fi H SFBE0OMZUSVF WPMVNFT OBNFDPO fi H TFDSFU TFDSFU/BNFBQQTFDSFU BQQZBNM
  2. ,VCFSOFUFTͷ4FDSFU؅ཧ BQJ7FSTJPOW LJOE4FDSFU NFUBEBUB OBNFBQQTFDSFU OBNFTQBDFBQQ UZQF0QBRVF EBUB QBTTXPSED('[D[&Z.[2$H VTFSOBNF77/'6K&Z.[2

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  3. )BTIJ$PSQ7BVMU 8IBUJT7BVMU  IUUQTEFWFMPQFSIBTIJDPSQDPNWBVMU  4FDVSF TUPSF BOEUJHIUMZDPOUSPMBDDFTTUPUPLFOT QBTTXPSET DFSUJ

    fi DBUFT FODSZQUJPOLFZTGPSQSPUFDUJOHTFDSFUT  BOEPUIFSTFOTJUJWFEBUBVTJOHB6* $-* PS)551"1* <ҙ༁> ྑ͍ײ͡ʹൿີ৘ใΛ؅ཧͯ͠ѻ͑Δ
  4. )BTIJ$PSQ7BVMU ͜͜Ͱ͸ྫͱͯ͠ɺ,FZ7BMVFܗࣜͰ7BVMUʹൿີ৘ใΛ֨ೲͯ͠Έ·͢ɻ WBVMULWQVUTFDSFUBQQDPO fi H64&3/".&VTFS1"44803%QBTT 4FDSFU1BUI TFDSFUEBUBBQQDPO fi H .FUBEBUB

    ,FZ7BMVF  DSFBUFE@UJNF5; DVTUPN@NFUBEBUBOJM EFMFUJPO@UJNFOB EFTUSPZFEGBMTF WFSTJPO 䯸ⷦ㋥⩑ս䢛敒
  5. )BTIJ$PSQ7BVMU ొ࿥ͨ͠ൿີ৘ใ͸ҎԼͷΑ͏ʹࢀরͰ͖·͢ɻ Ҏ߱Ͱ͸͜ͷൿີ৘ใΛ,VCFSOFUFTͰ࢖༻͢Δ͜ͱΛߟ͑·͢ɻ WBVMULWHFUTFDSFUBQQDPO fi H 4FDSFU1BUI TFDSFUEBUBBQQDPO fi H

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  6. ,VCFSOFUFT͔Β7BVMU΁ͷΞΫηεೝূ 7BVMU͕4FSWJDF"DDPVOU5PLFOͷݕূΛߦ͏ํ๏͸ͭ͋Γ·͢ɻ ✅,VCFSOFUFTBVUINFUIPE IUUQTEFWFMPQFSIBTIJDPSQDPNWBVMUEPDTBVUILVCFSOFUFT  ɹɹ ✔︎ 7BVMU͔Β,VCFSOFUFTͷ5PLFO3FWJFX"1*ʹΞΫηε͢Δ͜ͱͰ4FSWJDF"DDPVOU5PLFOΛݕূ ɹɹ ✔︎

    7BVMU͔Β,VCFSOFUFT"1*ʹ௨৴ՄೳͰ͋Δ͜ͱ͕৚݅ ɹɹ ✔︎ 4JOHMF$MVTUFSͷΈରԠ ✅6TF,VCFSOFUFTGPS0*%$BVUIFOUJDBUJPO IUUQTEFWFMPQFSIBTIJDPSQDPNWBVMUEPDTBVUIKXUPJEDQSPWJEFSTLVCFSOFUFT  ɹɹ ✔︎ ,VCFSOFUFTͷ+8, +40/8FC,FZ Λ7BVMUʹొ࿥ͯ͠4FSWJDF"DDPVOU5PLFOΛݕূ ɹɹ ✔︎ 7BVMU͔Β,VCFSOFUFT"1*΁ͷ௨৴ෆཁ ɹɹ ✔︎ +8,Λෳ਺ొ࿥͢Δ͜ͱͰ.VMUJ$MVTUFSʹରԠՄೳ ɹɹ ✔︎ 5PLFO3FWJFX"1*Ͱݕূ͠ͳ͍ͨΊແޮԽ͞Εͨ4FSWJDF"DDPVOU5PLFO΋55-ܦա·Ͱ͸ݕূʹ੒ޭͯ͠͠·͏఺ʹ஫ҙ 岭屜׌֑֊֛֪ YKVJ5GTXKEG#EEQWPV6QMGP 6QMGP4GXKGY#2+Ւ㬼屜 岭屜׌֑֊֛֪ YKVJ5GTXKEG#EEQWPV6QMGP ,9-Ւ㬼屜
  7. &YUFSOBM4FDSFU0QFSBUPS &YUFSOBM4FDSFU0QFSBUPS FYUFSOBMTFDSFUTJP IUUQTFYUFSOBMTFDSFUTJP *OUSPEVDUJPO IUUQTFYUFSOBMTFDSFUTJPMBUFTU  &YUFSOBM4FDSFUT0QFSBUPS JTB,VCFSOFUFTPQFSBUPSUIBUJOUFHSBUFTFYUFSOBMTFDSFUNBOBHFNFOUTZTUFNT MJLF

    "844FDSFUT.BOBHFS )BTIJ$PSQ7BVMU (PPHMF4FDSFUT.BOBHFS "[VSF,FZ7BVMU *#.$MPVE4FDSFUT .BOBHFS $ZCFS"SL$POKVS 1VMVNJ&4$ BOENBOZNPSF5IFPQFSBUPSSFBETJOGPSNBUJPOGSPNFYUFSOBM"1*T BOEBVUPNBUJDBMMZJOKFDUTUIFWBMVFTJOUPB ,VCFSOFUFT4FDSFU <ҙ༁> ྑ͍ײ͡ʹ༷ʑͳ,.4͔Βൿີ৘ใΛऔಘͯ͠,VCFSOFUFTͷ4FDSFUΛ࡞Δ
  8. &YUFSOBM4FDSFU0QFSBUPS ✅,.4ͷൿີ৘ใ͔Β4FDSFUΛ࡞੒ ɹɹ✔ϚχϑΣετʹൿີ৘ใΛ௚઀هࡌ͢Δඞཁ͕ͳ͍ ,FZͷΈΛهࡌ  ɹɹ✔7BVMUͰ͸,74FDSFU&OHJOF͔Βൿີ৘ใΛऔಘ ɹɹ✔ൿີ৘ใ &YUFSOBM4FDSFU ͱ,.4΁ͷ઀ଓ৘ใʹؔ͢ΔϦιʔε 4FDSFU4UPSF

    Λ෼͚Δ͜ͱͰؔ৺Λ෼཭ ✅(FOFSBUPS ɹɹ✔ಈతʹੜ੒ͨ͠ൿີ৘ใ͔Β4FDSFUΛ࡞੒Մೳ FHϥϯμϜจࣈྻɺ7BVMU,74FDSFU&OHJOFҎ֎ͷ4FDSFU&OHJOF  ✅༷ʑͳ,.4ΛόοΫΤϯυͱͯ͠࢖༻Մೳ ɹɹ✔7BVMUҎ֎ʹ΋(JU-BC΍"84ͳͲ༷ʑͳ,.4Λൿີ৘ใͷऔಘݩͱͯ͠࢖༻Մೳ
  9. &YUFSOBM4FDSFU0QFSBUPS ✅,.4ͷൿີ৘ใ͔Β4FDSFUΛ࡞੒ ɹɹ✔ϚχϑΣετʹൿີ৘ใΛ௚઀هࡌ͢Δඞཁ͕ͳ͍ ,FZͷΈΛهࡌ  ɹɹ✔7BVMUͰ͸,74FDSFU&OHJOF͔Βൿີ৘ใΛऔಘ ɹɹ✔ൿີ৘ใ &YUFSOBM4FDSFU ͱ,.4΁ͷ઀ଓ৘ใʹؔ͢ΔϦιʔε 4FDSFU4UPSF

    Λ෼͚Δ͜ͱͰؔ৺Λ෼཭ ✅(FOFSBUPS ɹɹ✔ಈతʹੜ੒ͨ͠ൿີ৘ใ͔Β4FDSFUΛ࡞੒Մೳ FHϥϯμϜจࣈྻɺ7BVMU,74FDSFU&OHJOFҎ֎ͷ4FDSFU&OHJOF  ✅༷ʑͳ,.4ΛόοΫΤϯυͱͯ͠࢖༻Մೳ ɹɹ✔7BVMUҎ֎ʹ΋(JU-BC΍"84ͳͲ༷ʑͳ,.4Λൿີ৘ใͷऔಘݩͱͯ͠࢖༻Մೳ
  10. &YUFSOBM4FDSFU0QFSBUPS 4FDSFU4UPSFͰ͸ҎԼͷΑ͏ʹ7BVMUͷΤϯυϙΠϯτ΍ൿີ৘ใͷ֨ೲઌɺ ೝূʹ༻͍Δ4FSWJDF"DDPVOU΍3PMFΛఆ͍ٛͯ͠·͢ɻ BQJ7FSTJPOFYUFSOBMTFDSFUTJPW LJOE4FDSFU4UPSF NFUBEBUB OBNFWBVMUTFDSFUTUPSF TQFD QSPWJEFS WBVMU

    TFSWFSIUUQWBVMUWBVMUTWDDMVTUFSMPDBM7BVMUͷΤϯυϙΠϯτ QBUITFDSFU4FDSFU৘ใͷ֨ೲઌ 4FDSFUT&OHJOF໊  WFSTJPOW BVUI LVCFSOFUFT NPVOU1BUILVCFSOFUFT"VUIFOUJDBUJPO.FUIPE໊ SPMFBQQSPMFೝՄʹ༻͍Δ3PMF ࢀর͢Δ1BUI΁ͷΞΫηεݖΛ෇༩͓ͯ͘͠  TFSWJDF"DDPVOU3FG OBNFBQQTBೝূʹ༻͍Δ4FSWJDF"DDPVOU WBVMUTFDSFUTUPSFZBNM
  11. &YUFSOBM4FDSFU0QFSBUPS 7BVMU͔Βൿີ৘ใΛऔಘͯ͠4FDSFUΛ࡞੒͢ΔͨΊͷ&YUFSOBM4FDSFUΛ࡞੒͠·͢ɻ &YUFSOBM4FDSFUͷϚχϑΣετΛ,VCFSOFUFTʹద༻͢Δ͜ͱͰɺඞཁͳൿີ৘ใΛؚΉ 4FDSFU͕࡞੒͞Ε·͢ɻ BQJ7FSTJPOFYUFSOBMTFDSFUTJPW LJOE&YUFSOBM4FDSFU NFUBEBUB OBNFBQQFYUFSOBMTFDSFU TQFD SFGSFTI*OUFSWBMTϙʔϦϯάִؒΛࢦఆ

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  12. 7BVMU4FDSFU0QFSBUPS 0WFSWJFX IUUQTEFWFMPQFSIBTIJDPSQDPNWBVMUEPDTEFQMPZLVCFSOFUFTWTP  5IF7BVMU4FDSFUT0QFSBUPSPQFSBUFTCZXBUDIJOHGPSDIBOHFTUPJUTTVQQPSUFETFUPG$VTUPN3FTPVSDF %F fi OJUJPOT $3% &BDI$3%QSPWJEFTUIFTQFDJ

    fi DBUJPOSFRVJSFEUPBMMPXUIFPQFSBUPSUPTZODISPOJ[FGSPN POFPGUIFTVQQPSUFETPVSDFTGPSTFDSFUTUPB,VCFSOFUFT4FDSFU5IFPQFSBUPSXSJUFTUIF TPVSDF TFDSFU EBUBEJSFDUMZUPUIF EFTUJOBUJPO ,VCFSOFUFT4FDSFU FOTVSJOHUIBUBOZDIBOHFTNBEFUPUIF TPVSDF BSF SFQMJDBUFEUPUIF EFTUJOBUJPO PWFSJUTMJGFUJNF*OUIJTXBZ BOBQQMJDBUJPOPOMZOFFETUPIBWFBDDFTTUP UIF EFTUJOBUJPO TFDSFUJOPSEFSUPNBLFVTFPGUIFTFDSFUEBUBDPOUBJOFEXJUIJO <ҙ༁> ྑ͍ײ͡ʹ7BVMU͔Βൿີ৘ใΛऔಘͯ͠,VCFSOFUFTͷ4FDSFUΛ࡞Δ 7BVMU4FDSFU0QFSBUPS IUUQTEFWFMPQFSIBTIJDPSQDPNWBVMUEPDTEFQMPZLVCFSOFUFTWTP
  13. 7BVMU4FDSFU0QFSBUPS ✅4UBUJD4FDSFU ɹɹ✔7BVMUʹొ࿥͞Εͨൿີ৘ใ͔Β4FDSFUΛ࡞੒ &YUFSOBM4FDSFU0QFSBUPSͱಉ౳ͷػೳ  ɹɹ✔4FDSFUͷߋ৽ʹԠͨ͡%FQMPZNFOUͳͲͷ3PMMPVUʹରԠ 3BDF$POEJUJPOͷ๷ࢭ  ✅%ZOBNJD4FDSFU ɹɹ✔͋Β͔͡Ί7BVMUʹݻఆͷൿີ৘ใΛొ࿥ͤͣඞཁʹͳͬͨλΠϛϯάͰൿີ৘ใΛൃߦ

    ɹɹ✔%ZOBNJD4FDSFUϦιʔεΛ࡞੒ͨ͠λΠϛϯάͰൿີ৘ใΛൃߦ͠4FDSFUΛ࡞੒͢Δ ✅7BVMU1,*4FDSFU ɹɹ✔7BVMUΛ1,*ͱͯ͠ར༻͢Δࡍɺূ໌ॻ͓Αͼൿີ伴Λ4FDSFUͱͯ͠ൃߦ DFSUNBOBHFSʹ͍ۙ  ✅7BVMUઐ༻ͷ,VCFSOFUFT0QFSBUPS ɹɹ✔όοΫΤϯυͷ,.4͸7BVMUݶఆ ɹɹ✔୯७ͳ,VCFSOFUFTͷ4FDSFU؅ཧ͚ͩͰͳ༷͘ʑͳػೳΛར༻Մೳ
  14. 7BVMU4FDSFU0QFSBUPS 7BVMU$POOFDUJPO7BVMU"VUIͰ͸ҎԼͷΑ͏ʹ7BVMUͷΤϯυϙΠϯτɺ ೝূʹ༻͍Δ4FSWJDF"DDPVOU΍3PMFΛఆ͍ٛͯ͠·͢ɻ BQJ7FSTJPOTFDSFUTIBTIJDPSQDPNWCFUB LJOE7BVMU$POOFDUJPO NFUBEBUB OBNFBQQWBVMUDPOOFDUJPO TQFD BEESFTTIUUQWBVMUWBVMUTWDDMVTUFSMPDBM7BVMUͷΤϯυϙΠϯτ WBVMUDPOOFDUJPOZBNM

    BQJ7FSTJPOTFDSFUTIBTIJDPSQDPNWCFUB LJOE7BVMU"VUI NFUBEBUB OBNFBQQWBVMUBVUI TQFD WBVMU$POOFDUJPO3FGBQQWBVMUDPOOFDUJPO NFUIPELVCFSOFUFT NPVOULVCFSOFUFT"VUIFOUJDBUJPO.FUIPE໊ LVCFSOFUFT SPMFBQQSPMFೝՄʹ༻͍Δ3PMF ࢀর͢Δ1BUI΁ͷΞΫηεݖΛ෇༩͓ͯ͘͠  TFSWJDF"DDPVOUBQQTBೝূʹ༻͍Δ4FSWJDF"DDPVOU WBVMUBVUIZBNM
  15. 7BVMU4FDSFU0QFSBUPS 7BVMU͔Βൿີ৘ใΛऔಘͯ͠4FDSFUΛ࡞੒͢ΔͨΊͷ7BVMU4UBUJD4FDSFUΛ࡞੒͠·͢ɻ 7BVMU4UBUJD4FDSFUͷϚχϑΣετΛ,VCFSOFUFTʹద༻͢Δ͜ͱͰɺඞཁͳൿີ৘ใΛؚΉ 4FDSFU͕࡞੒͞Ε·͢ɻ BQJ7FSTJPOTFDSFUTIBTIJDPSQDPNWCFUB LJOE7BVMU4UBUJD4FDSFU NFUBEBUB OBNFBQQWBVMUTUBUJDTFDSFU TQFD WBVMU"VUI3FGBQQWBVMUBVUI

    UZQFLWW NPVOUTFDSFU4FDSFU৘ใͷ֨ೲઌ 4FDSFUT&OHJOF໊  QBUIBQQDPO fi Hൿີ৘ใͷύε SFGSFTI"GUFSTϙʔϦϯάִؒΛࢦఆ INBD4FDSFU%BUBUSVF7BVMUͱ4FDSFUͷσʔλ੔߹ੑΛݕূ υϦϑτݕ஌  EFTUJOBUJPO DSFBUFUSVF OBNFBQQTFDSFUWTP࡞੒͢ΔTFDSFU໊ USBOTGPSNBUJPO JODMVEFTऔಘ͢Δ৘ใͷϑΟϧλϦϯά ໌ࣔ͠ͳ͍৔߹͸֨ೲ͞Εͨશͯͷൿີ৘ใΛऔಘ  ?64&3/".& ?1"44803% BQQWBVMUTUBUJDTFDSFUZBNM
  16. 7BVMU4FDSFU0QFSBUPS 7BVMU4UBUJD4FDSFUΛ࡞੒͢Δͱɺ7BVMUͷൿີ৘ใΛؚΉ4FDSFU͕ࣗಈ࡞੒͞ΕΔ͜ͱ͕෼͔Γ·͢ɻ ͳ͓ɺ7BVMUଆͰൿີ৘ใͷߋ৽Λߦͳͬͨ৔߹ɺͦͷ஋͕4FDSFUʹࣗಈ൓ө͞Ε·͢ɻ LVCFDUMBQQMZGBQQWBVMUTUBUJDTFDSFUZBNM WBVMUTUBUJDTFDSFUTFDSFUTIBTIJDPSQDPNBQQWBVMUTUBUJDTFDSFUDSFBUFE LVCFDUMHFUTFDSFUBQQTFDSFUWTP /".&5:1&%"5""(& BQQTFDSFUWTP0QBRVFT LVCFDUMHFUTFDSFUBQQTFDSFUFTPPKTPOQBUI\EBUB^ \1"44803%D('[D[&Z.[2

    64&3/".&E9/MDK&Z.[2 @SBXFZ+LZG9^ LVCFDUMHFUTFDSFUBQQTFDSFUWTPPKTPOQBUI\EBUB64&3/".&^cCBTFE VTFS LVCFDUMHFUTFDSFUBQQTFDSFUWTPPKTPOQBUI\1"44803%^cCBTFE QBTT LVCFDUMHFUTFDSFUBQQTFDSFUWTPPKTPOQBUI\EBUB@SBX^cCBTFE \EBUB\1"44803%QBTT 64&3/".&VTFS^ NFUBEBUB \DSFBUFE@UJNF5; DVTUPN@NFUBEBUBOVMM EFMFUJPO@UJNF EFTUSPZ FEGBMTF WFSTJPO^^ 7BVMU4UBUJD4FDSFUΛ࡞੒ ൿີ৘ใΛؚΉ4FDSFU͕ࣗಈ࡞੒͞Εͨ
  17. 7BVMUͱ4FDSFUͷಉظ8FCTPDLFU ✔7BVMUͰͷߋ৽Λ8FCTPDLFUܦ༝Ͱ7BVMU4FDSFU0QFSBUPSʹ௨஌ͯ͠4FDSFUΛߋ৽ ✔΄΅ϦΞϧλΠϜͰߋ৽Λ൓өͰ͖Δ ✔ͨͩ͠4FDSFUͷυϦϑτݕ஌मਖ਼͸1PMMJOH ޙड़  TZOD$PO fi HJOTUBOU6QEBUFT 

    IUUQTEFWFMPQFSIBTIJDPSQDPNWBVMUEPDTEFQMPZLVCFSOFUFTWTPBQJSFGFSFODFTZODDPO fi H BQJ7FSTJPOTFDSFUTIBTIJDPSQDPNWCFUB LJOE7BVMU4UBUJD4FDSFU NFUBEBUB OBNFBQQWBVMUTUBUJDTFDSFU TQFD  SFGSFTI"GUFSI INBD4FDSFU%BUBUSVF TZOD$PO fi H JOTUBOU6QEBUFTUSVF 
  18. 5SJHHFS3PMMPVU3FTUBSU 1PEͷ؀ڥม਺ʹ4FDSFUͷߋ৽಺༰Λ൓өͤ͞Δʹ͸1PEͷ࠶࡞੒Λߦ͏ඞཁ͕͋Γ·͢ɻ Ұൠతʹ1PE͸%FQMPZNFOUΛ͸͡Ίͱͨ͠8PSLMPBE3FTPVSDFʹඥ෇͍ͯ؅ཧ͞ΕΔͨΊɺ ԿΒ͔ͷํ๏Ͱ3PMMPVUΛߦ͍ɺ1PEͷ࠶࡞੒Λߦ͏ͷ͕ҰൠతͰ͢ɻ ✅4FDSFUߋ৽ޙʹखಈͰ3PMMPVU ✅4FDSFUߋ৽ʹ൐͍3PMMPVUΛൃՐͤ͞Δ࢓૊Έͷಋೖ ɹɹ✔4FDSFUͷߋ৽ʹ൐͍8PSLMPBE3FTPVSDFͷߋ৽ FHBOOPUBUJPOT Λߦ͏ ɹɹ✔SEQBSUZͰ͸3FMPBEFS͕༗໊

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  19. 5SJHHFS3PMMPVU3FTUBSU BQJ7FSTJPOTFDSFUTIBTIJDPSQDPNWCFUB LJOE7BVMU4UBUJD4FDSFU NFUBEBUB OBNFBQQWBVMUTUBUJDTFDSFUSPMMPVU TQFD WBVMU"VUI3FGBQQWBVMUBVUI UZQFLWW NPVOUTFDSFU QBUIBQQDPO

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  20. 5SJHHFS3PMMPVU3FTUBSU LVCFDUMFYFDJUBQQWBVMUWTPEDCCGOMRFOWcHSFQ64&3/".& 64&3/".&VTFS LVCFDUMHFUQPEX /".&3&"%:45"5643&45"354"(& BQQWBVMUWTPEDCCGOMR3VOOJOHT BQQWBVMUWTPCDGSDH1FOEJOHT BQQWBVMUWTPCDGSDH1FOEJOHT BQQWBVMUWTPCDGSDH$POUBJOFS$SFBUJOHT BQQWBVMUWTPCDGSDH3VOOJOHT

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