OpenFaaS x Rancher が気づかせてくれたこと

Rancher Meetup Tokyo #11で発表した内容です。
https://rancherjp.connpass.com/event/68806/

どのベンダーにも依存しないServerless FrameworkなOpenFaaS。実際に使うことで気づいたServerlessの意義とは

crash.academy
https://crash.academy/class/187

Transcript

1. 0QFO'BB4
   Y
   3BODIFS͕
   ɹɹɹɹɹɹؾ͔ͮͤͯ͘Εͨ͜ͱ          
   3 B O D I F S
   . F F U V Q
   5 P L Z P
     
2. ࣗ ݾ ঺ հ  ࢁ ᖒ
   Ұ ਔ Yamazawa Kazuhito ෱ ࢁ
   ݈ Fukuyama Ken !LFOGEFW ϑϩϯτΤϯυ νʔϜϦʔμʔ όοΫΤϯυ ث༻ශ๡ !LZBNB[BXB@TTM
3. ձ ࣾ ঺ հ  ˔ ೥ઃཱͷιϑτ΢ΣΞ։ൃձࣾ
   ˔ ڌ఺ɿେࡕ ຊࣾ ɺ౦ژɺ޿ౡɺ෱Ԭ
   ˔ ૊ΈࠐΈ͔ΒεϚϗΞϓϦɺ"*·Ͱ৭ʑ΍͍ͬͯ·͢ ࣗࣾΫϥ΢υαʔϏεɿ$BQTVMF$MPVE I U U Q T    D B Q T V M F D M P V E  J P ג ࣜ ձ ࣾ ε ʔ ύ ʔ ι ϑ τ ΢ Τ Ξ 4 V Q F S 4 P G U X B S F
   $ P
   - U E ΦϦδφϧΞχϝɿϖʔύʔͷதʹ͋ΔΧϛΛ৯΂Δ I U U Q T    Z P V U V  C F  %  4 + [ N 1 J W  : εϚϗΞϓϦ
   ɿອըΧϝϥ
4. ࠓ ճ ͷ ͓ ࿩ ͸ ʜ 
5.  0QFO'BB4
   Y
   3BODIFS͕
   ɹɹɹɹɹɹؾ͔ͮͤͯ͘Εͨ͜ͱ 4FSWFSMFTTͬͯͳΜͩΖ͏ʁ
6.  0 Q F O ' B B 4 ͱ ͸ %PDLFS্Ͱಈ͘4FSWFSMFTTͳ'SBNFXPSL ίϯςφʹೖ͍ͬͯΕ͹ԿͰ΋'VODUJPOʹͳΓಘΔ ʜ %PDLFS
   4XBSNͱ,VCFSOFUFTͰͷಈ࡞͕αϙʔτ͞Ε͍ͯΔ
7.  0 Q F O ' B B 4 ͱ ͸ ਓؾٸ্ঢதʂ
8.  0 Q F O ' B B 4 ͱ ͸
9. 4FSWFSMFTTͳ࣮ྫʢ($1ʣ Ͷ͐(PPHMFɺ ࠓ೔ͷఱؾ͸ʁ  $ M P V E 
 ' V O D U J P O T \lJOUFOUz
   
   
   
   
   
   l'JOE8FBUIFSz^ \lTQFFDIz
   
   
   
   
   
   lࠓ೔͸੖ΕͰ͢z^
10. 4FSWFSMFTTͳ࣮ྫʢ0QFO'BB4ʣ Ͷ͐(PPHMFɺ ࠓ೔ͷఱؾ͸ʁ  \lJOUFOUz
    
    
    
    
    
    l'JOE8FBUIFSz^ \lTQFFDIz
    
    
    
    
    
    lࠓ೔͸੖ΕͰ͢z^
11. 0 Q F O ' B B 4 ͷ ࢓ ૊ Έ  gateway / / F U D  'O
    " Deploy Deploy Orchestrator API 'VODUJPO
    4UBDL 'O
    # Invoke Metrics/Scale جຊߏ੒ /
12. 0 Q F O ' B B 4 ͷ ࢓ ૊ Έ  gateway 'O
    " Deploy Deploy Orchestrator API 'VODUJPO
    4UBDL 'O
    # Invoke Metrics/Scale 'O
    " 'O
    " Scale ΍͹͘ͳͬͨΒࣗಈతʹεέʔϧʂ / / F U D  /
13.  HTTP )FBEFST #PEZ )FBEFST #PEZ /usr/bin/node index.js SFRVFTU ඪ४ೖྗ
    TUEJO TUEPVU
    ඪ४ग़ྗ SFTQPOTF GQSPDFTT 'VODUJPOͷ࢓૊Έ 0 Q F O ' B B 4 ͷ ࢓ ૊ Έ
14. Կ ͕ ͏ Ε ͠ ͍ ͷ ͔ ʁ 
15. S e r v e r l e s s ʁ  S e r v e r l e s s ʁ
16.  4 F S W F S M F T T https://www.slideshare.net/Docker/dockercon-eu-2017-general-session-day-1
17.  “ C u s t o m e r s w a n t d e p l o y m e n t f l e x i b i l i t i e s . B u s i n e s s r u l e s c h a n g e . R e q u i r e m e n t s c h a n g e . R e g u l a t o r y e n v i r o n m e n t s c h a n g e . ” “ S e r v e r l e s s h a s t o b e a n y w h e r e . I t c a n ’ t b e l i n k e d o r t i e d t o a s i n g l e p l a t f o r m . ” - S t e v e S i n g h @ D o c k e r C o n E U 2 0 1 7 4 F S W F S M F T T
    " O Z X I F S F “ C u s t o m e r s w a n t d e p l o y m e n t f l e x i b i l i t i e s . B u s i n e s s r u l e s c h a n g e . R e q u i r e m e n t s c h a n g e . R e g u l a t o r y e n v i r o n m e n t s c h a n g e . ” “ S e r v e r l e s s h a s t o b e a n y w h e r e . I t c a n ’ t b e l i n k e d o r t i e d t o a s i n g l e p l a t f o r m . ”
18. P o r t a b i l i t y 
19. I n f r a s t r u c t u r e P o r t a b i l i t y 
20.  Infrastructure Infrastructure Orchestrator Orchestrator P l u g & P l a y a b l e A p p l i c a t i o n C o r e
21. A p p l i c a t i o n P o r t a b i l i t y 
22.  " Q Q
    1 P S U B C J M J U Z Monolith Microservice Microservice Microservice Microservice Function Function Function Function Function Function Function Function ˚ ̋ ˕
23.  Core Gateway Gateway Google LINE Facebook FourSquare P l u g & P l a y a b l e Alexa etc.
24. ͜ ͷ ܗ ɺ Ͳ ͜ ͔ Ͱ ݟ ͨ ؾ ͕ ʜ 
25.  $ M F B O
    " S D I J U F D U V S F https://8thlight.com/blog/uncle-bob/2012/08/13/the-clean-architecture.html
26.  $ M F B O
    " S D I J U F D U V S F https://www.youtube.com/watch?v=Nltqi7ODZTM
27.  $ M F B O
    " S D I J U F D U V S F M a k e t h e D e l i v e r y M e c h a n i s m a P l u g i n t o y o u r A p p l i c a t i o n . A l l t h e a r c h i t e c t u r a l d e c i s i o n s w e w a n t t o d e f e r … H o w d o w e d e f e r t h e m ? W e t u r n t h e m i n t o p l u g i n s . R o b e r t C . M a r t i n ( U n c l e B o b ) M a k e t h e D e l i v e r y M e c h a n i s m a P l u g i n t o y o u r A p p l i c a t i o n . A l l t h e a r c h i t e c t u r a l d e c i s i o n s w e w a n t t o d e f e r … H o w d o w e d e f e r t h e m ? W e t u r n t h e m i n t o p l u g i n s .
28.  “ S e r v e r l e s s i s a b o u t d e l i v e r i n g d e v e l o p e r e x p e r i e n c e . ” “ H o w f a s t c a n y o u i t e r a t e ? " “ H o w f a s t c a n y o u g e t t h e c o d e o u t ? ” “ H o w e a s y c a n y o u m a k e i t ? ” - A l e x E l l i s @ D o c k e r C o n E U 2 0 1 7 4 F S W F S M F T T “ S e r v e r l e s s i s a b o u t d e l i v e r i n g d e v e l o p e r e x p e r i e n c e . ” “ H o w f a s t c a n y o u i t e r a t e ? " “ H o w f a s t c a n y o u g e t t h e c o d e o u t ? ” “ H o w e a s y c a n y o u m a k e i t ? ”
29.  4 F S W F S M F T T
    1 B O F M https://dockercon.docker.com/watch/5Ek8NH6M7Lbxsc4KZ9PNAg
30.  4 F S W F S M F T T ͷ ҙ ٛ P o r t a b i l i t y D e v e l o p e r E x p e r i e n c e C u s t o m e r E x p e r i e n c e
31. 0 Q F O ' B B T ͷ % 9 
32. ' V O D U J P O ͷ ࡞ ੒ ϑ ϩ ʔ  QBDLBHFKTPO IBOEMFSKT faas-cli new Template Docker Image faas-cli build $POUBJOFS
    3FHJTUSZ faas-cli push جຊతʹ࣮૷͢Δͷ͸͚ͩ͜͜ʂ
33. ' V O D U J P O ͷ σ ϓ ϩ Π  $POUBJOFS
    3FHJTUSZ faas-cli deploy gateway 'VODUJPO 'VODUJPO 'VODUJPO Pull Pull Deploy Deploy Orchestrator API / / F U D  /
34. % & . 0 
35. ࢀߟ  ˔ IUUQTHJUIVCDPNPQFOGBBTGBBT
    ˔ 0QFO'BB4ͷίΞϓϩδΣΫτ
    ˔ IUUQTHJUIVCDPNPQFOGBBTGBBTDMJ
    ˔ 0QFO'BB4Λศརʹ࢖͏ͨΊͷ$-*
    ˔ IUUQTHJUIVCDPNPQFOGBBTGBBTOFUFT
    ˔ LVCFSOFUFT্Ͱ0QFO'BB4Λಈ͔ͨ͢ΊͷίωΫλ
    ˔ IUUQTHJUIVCDPNPQFOGBBTJODVCBUPSGBBTSBODIFS
    ˔ 3BODIFS্Ͱ0QFO'BB4Λಈ͔ͨ͢ΊͷίωΫλ
    ˔ IUUQTHJUIVCDPNGBBTBOEGVSJPVT
    ˔ 0QFO'BB4ͷ044ͳ'VODUJPO͕ू·͍ͬͯΔ৔ॴ
36. ϔ ϧ ϓ ʂ 
37.  ϔ ϧ ϓ ʂ ೔ຊޠ৘ใ͕΄ͱΜͲ͋Γ·ͤΜɻɻɻ
    2JJUBͰ΋·ͩ݅ʂ ͥͻ࢖ͬͯΈͯϑΟʔυόοΫΛΞ΢τϓοτ͍ͯͩ͘͠͞ʂ
38. ͝ ਗ਼ ௌ ͋ Γ ͕ ͱ ͏ ͝ ͟ ͍ · ͠ ͨ ʂ