初心者がk8sの勉強の為に自作ブログをEKSで運用した時の妥協ポイントとお財布事情

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1. ॳ৺ऀ͕LTͷษڧͷҝʹࣗ࡞ϒϩάΛ&,4Ͱ
   ӡ༻ͨ࣌͠ͷଥڠϙΠϯτͱ͓ࡒ෍ࣄ৘ Kubernetes Novice Tokyo #2 Jun 30, 2020 @

   po3rin

2. pon ( @po3rin )

3. Introduction \

4. ࣾ಺Ͱ&,4΁ͷҠߦϓϩδΣΫτ͕࢝·ͬͨͷͰษڧͷͨΊʹԿ͔Λ LTͰϚωʔδυͰӡ༻ͯ͠Έ͍ͨ✊ ʂʂ

5. ͦ͜ͰಘͨԼه஌ݟΛओʹڞ༗
   ίετͷ੾Γ٧Ί
   ίετͷͨΊʹଥڠͨ͠ϙΠϯτ
   ͜Ε͔ΒLTΛϚωʔδυͰΨοπϦษڧ͢Δਓͷҝʹͳ Ε͹޾͍

6. Overview \

7. &,4Ͱӡ༻ͯ͠Δϒϩά
   ✌
   QPSJODPN

8. ϒϩάͷΞʔΩςΫνϟ
   ✌

9. Կ΋ߟ͑ͣॳΊͯ&,4Λ࢖ͬͨ࣌
   
   %BZ
   ͜Ε͸݄ͷ੫ۚ ࠓམͪண͍ͯΔ஍఺
   
   %BZ
   ൓লظؒ

10. ࣮ࡍͷ݄ͷ࣮੷
    ࢖͏Ϧιʔε࣍ୈͰ·ͩશવམ ͱͤΔɻ͜ͷ໌ࡉʹ͸ແବͳ &-#ؚ͕·Ε͍ͯͨͷͰ͔͜͜ Β͘Β͍མͱͤ·͢ɻ

11. How to \

12. ͋Δఔ౓খ͍͞Ϋϥελߏ੒͔Β࢝ΊΔͷ͕๬·͍͠ɻ
    
    ίετΛ࠷খݶʹ཈͑ͯඞཁʹͳͬͨΒେ͖͍ͯ͘͘͠ελΠϧ
    
    ϒϩάΛ্ཱͪ͛Δࡍ΋গͣͭ͠େ͖͍ͯͬͨ͘͠ɻ

13. &,4
    ؅ཧΛίʔυԽ͓ͯ͘͠ͱ
    *B$
    ͷݪଇ
    ʮ؆୯ʹ࠶ݱͰ͖ΔγεςϜʯ
    ʮ࢖͍ࣺͯʹͰ͖ΔγεςϜʯ
    ʹΑΓɺ࢖͍ͬͯͳ͍࣌ʹΫϥελΛࢭΊΔ͜ͱ͕Մೳɻ͜Ε͸ࢼߦࡨ ޡ࣮ݧஈ֊Ͱ͸ίετ࡟ݮͷͨΊʹ΋༗༻ɻ·ͨ1%$"΋ճ͠΍͘͢ ͳΔɻ *OGSBTUSVDUVSF
    BT
    $PEF
     IUUQTXXXPSFJMMZDPKQCPPLT

14. ࣗ෼͸
    5FSSBGPSN
    Ͱ
    &,4
    ΫϥελΛ্ཱ͍ͪ͛ͯΔɻ
    Լه
    5FSSBGPSN
    Ϟδϡʔϧ͕ศརɻ
    IUUQTHJUIVCDPNUFSSBGPSNBXTNPEVMFTUFSSBGPSNBXTFLT
    ։ൃ࣌͸ଥڠͯ͠ຖճ
    BQQMZ
    ্ཱ͍ͯͪ͛ͯͨ͠
    ্ཱͪ͛ʹ෼͘Β͍͔͔ΔͷͰ5XJUUFS͕ḿΔ✊
    *OGSBTUSVDUVSF
    BT
    $PEF
    

15. 4QPU
    *OTUBODF
    
    "84
    Ϋϥ΢υ಺ͷ࢖༻͞Ε͍ͯͳ͍
    &$
    ΩϟύγςΟʔΛ׆༻͢ΔɻεϙοτΠϯελϯε͸ɺΦϯσ Ϛϯυྉۚͱൺ΂࠷େ
    
    ͷׂҾՁ֨Ͱར༻Մೳʂ݄࣮੷ͰେମίετΧοτͰ͖͍ͯΔɻ

16. ্هͷΑ͏ʹ
    LVCFMFU@FYUSB@BSHT
    ͰεϙοτΠϯελϯεΛ࢖͏Α͏ʹઃఆͰ͖ΔɻUFSSBGPSN BXTFLTϦϙδτϦ಺ͷFYBNQMFʹྫ΋͋Δɻ
    IUUQTHJUIVCDPNUFSSBGPSNBXTNPEVMFTUFSSBGPSNBXTFLTUSFFNBTUFSFYBNQMFTTQPU@JOTUBODFT 4QPU
    *OTUBODF
    

17. εϙοτΠϯελϯε͸
    5FSNJOBUF
    ͞ΕΔةݥ͕͋ΔҝɺͦΕ͕௨஌͞ΕΔλΠϛ ϯάͰ1PE
    ͷୀආΛߦ͏ඞཁ͕͋Δɻ͹ͬͪΓΞϓϦέʔγϣϯΛӡ༻͢ΔͳΒ
    "84
    /PEF
    5FSNJOBUJPO
    )BOEMFS
    ͸ೖΕ͓͖͍ͯͨɻ
    IUUQTHJUIVCDPNBXTBXTOPEFUFSNJOBUJPOIBOEMFS
    4QPU
    *OTUBODF
    

18. ຊདྷ
    &MBTUJDTFBSDIΛཱͯΔ1PE͸ΦϯσϚϯυΠϯελϯε਺୆Ͱ৑௕Խͱ͍͖͍ͨͱ͜Ζͩ ͕ɺଥڠͯ͠εϙοτΠϯελϯεʹϚελʔϊʔυ୆POMZͰཱ͍ͯͯΔ μϝ ɻ
    ࠷ѱϒϩάͷσʔλ͸(JU)VCͱ࠶౓ಉظͤ͞Ε͹͍͍ɻϖʔδͰ(JU)VCͷهࣄҰཡʹҰԠ༠ ಋ͍ͯ͠Δɻ 4QPU
    *OTUBODF
     ࠷ۙɺఘΊͯΠϯελϯελΠϓͱϊʔυ਺Λ૿΍ͨ͠ͷͰɺ&MBTUJDTFBSDI΋৑௕Խ͍͖͍ͯͨ͠ɻ

19. ΠϯελϯελΠϓผͷ1PEىಈՄೳ਺͸͜͜ͰܭࢉͰ͖Δɻ
    IUUQTEPDTBXTBNB[PODPNKB@KQ"84&$MBUFTU6TFS(VJEFVTJOHFOJIUNM ࠷খϊʔυΛ୳Δ  UNFEJVN
    º
    / ϊʔυ਺
    ͷ৔߹
    "
    º
    #
    º
    /
    
    /
    
    
    
    º
    
    º
    

    
    
    
    
    
     " # &,4Ͱ৭ʑ΍Γ͍͕ͨɺϊʔυ਺͸࠷খݶʹ཈͍͑ͨɻখ͞ͳΠϯελϯελΠϓΛ࢖͏ͱଟ෼࠷ॳʹҾͬ ͔͔Δͷ͸1PEىಈՄೳ਺ɻࣗ෼͸
    UNFEJVN
    º
    
    ͷߏ੒
    

20. 1SPNFUIFVT
    
    (SBGBOB
    ͰΫϥελͷϦιʔε؂ࢹ͸ίετΛ੾ΓͭΊΔͨΊʹ΋ඞཁ
    ࠷খߏ੒Ͱߦ͘ͳΒ؂ࢹ͓ͯ͘͠ͱ҆৺
    ͨͩ͜Ε͚ͩͰ1PE਺Λফඅͯ͠͠·͏͕ɺɺ ࠷খϊʔυΛ୳Δ 

21. 1SJWBUF
    4VCOFU
    
    1VCMJD
    4VCOFU
    Ͱӡ༻͢Δ৔߹0$*
    *NBHFΛ1VMM͢ΔͨΊʹ΋/"5͕ඞཁ
    Լهͷެࣜ
    2VJDL
    4UBSU
    Ͱ͸ԼهͷΑ͏ʹ
    /"5
    (BUFXBZ
    Λར༻͍ͯ͠Δɻ
    IUUQTBXTBNB[PODPNKQRVJDLTUBSUBSDIJUFDUVSFBNB[POFLT
    /"5

22. /"5
    (BUFXBZ
    ͕஍ຯʹߴ͍ɻԼه͸͋Δ࣌఺Ͱͷ/"5
    (BUFXBZ
    º
    ͷྉۚɻಛʹ
    I
    ͸஍ ຯʹࢗ͞Δɻ͜ΕΛ୆͸ݸਓ&,4ʹ͸ਏΈʜ /"5
    (BUFXBZ

23. খ͞ͳΞϓϦέʔγϣϯͰ&$3͔Β
    *NBHF
    1VMM
    Ͱར༻͢Δ͚ͩͳΒ
    1SJWBUF
    -JOL΋͋ΓʂϓϥΠ ϕʔτωοτϫʔΫܦ༝ͰQVMMͰ͖Δɻͬͪ͜Λ࢖͏ͱίετ͕
    /"5
    (BUFXBZͷ
    
    ʹͳΔɻ 1SJWBUF
    -JOL
    

24. 1SJWBUF
    -JOL
     ᄁ͘ͱͨ·ʹΠέͯΔܑ͓͞Μୡ͕ॿ͚ͯ͘ΕΔͧ✨

25. /"5
    *OTUBODF
     ݕূ࣌͸
    /"5
    *OTUBODF
    Ͱे෼ɻεϙοτΠϯελϯεͰ/"5
    *OTUBODF͕ҰܸͰཱͯΕΔͧ✌
    IUUQTSFHJTUSZUFSSBGPSNJPNPEVMFTJOUOBUJOTUBODFBXT

26. /"5
    *OTUBODF
     ࣗ෼ͷϒϩά͸ίετͷҝʹ৑௕ԽΛଥڠͯ͠
    /"5
    *OTUBODF
    Ͱӡ༻͍ͯ͠Δɻ
    Πϯλʔωοτʹग़Δ༻ࣄ͕&$3͔͠ͳ͍ͳΒ͜ΕͰ΋͍͚ͪΌ͏ɻ

27. 1VCMJD
    4VCOFU
    POMZ ࣗ෼͸ษڧͷͨΊʹ1VCMJD
    
    1SJWBUF
    4VCOFU
    Ͱಈ͔͍ͯ͠Δ͕ɺ1VCMJD
    0OMZͳߏ੒ͳΒ΋͸ ΍/"5͢Βෆཁɻ͞ΒʹίετΛ཈͍͑ͨͳΒͪ͜ΒͰ΋͍͚Δɻ

28. &#4 ࢦఆͤͣʹΠϯελϯεΛ࡞ΔͱσϑΥϧτͷ&#4αΠζׂ͕Γ౰ͯΒΕΔɻݕূ΍ͦ΋ͦ΋ ϘϦϡʔϜαΠζ͕ͦ͜·Ͱඞཁͳ͍ͳΒɺׂΓ౰ͯΕΔ࠷খαΠζʹ͓ͯ͘͠ͱίετΛ཈͑ ΕΔɻ5FSSBGPSNͷXPSLFS@HSPVQTͰઃఆͰ͖Δɻ

29. ͦͷଞ ίετ؂ࢹ͸͓ͯ͜͠͏ɻؾ͔ͮͳ͍͏ͪʹ
    BVUPTDBMFS
    ָ͕͘͠๫ΕΔ͔΋Αʁ

30. Conclusion \

31. ॳ৺ऀͰ&,4ͳͲͷϚωʔδυLTΛ࢖ͬͯษڧ͍ͨ͠৔߹ ͸ҙࣝ͠ͳ͍ͱ͜ΖͰແବͳίετ͕͔͔͍ͬͯΔɻ
    εϙοτΠϯελϯεͷར༻
    &$ͷϦιʔε͸ద੾ʹ࢖͑ͯΔʁ
    /"5ߏ੒͸࠷దʁ
    &#4αΠζ͸ద੾ʁ
    ίετΛ཈ָ͍͑ͯ͠LTϥΠϑΛ

32. 3FGFSFODF
    
    &#4αΠζ͸ద੾ʁ&,4ೖ໳ऀ޲͚ʹʮࠓͦ͜ৼΓฦΔ&,4ͷجૅʯͱ͍͏λΠτϧͰొஃ͠·ͨ͠
    &,4͕ͲͷΑ͏ʹ"84ϦιʔεΛར༻͍ͯ͠Δ͔Λ஌ΔҰาʹ
    IUUQTEFWDMBTTNFUIPEKQBSUJDMFTFLT@CBTJD
    &,4ར༻࣌ʹ஫ҙ͢΂͖ϙΠϯτ
    ΠϯελϯελΠϓͱ1PEར༻Մೳ਺ʹ͍ͭͯͳͲ
    IUUQTRJJUBDPNQBQFSJUFNTFGBDFDD
    

    "84
    &$3ͷ1SJWBUF
    -JOLΛ࡞Δ
    &,4͔Β1SJWBUF
    -JOLͰ&$3͔ΒQVMM͢Δํ๏ͳͲ
    IUUQTXXXLFOOZTUFDIBXTDSFBUFFDSQSJWBUFMJOL