技術的負債にどう挑むか？ / SMS Tech Casual Talks 2017.04

『SMS Tech Casual Talks 2017.04』で講演した『技術的負債にどう挑むか？』

Transcript

1. © 2017 Takashi Takebayashi Takashi Takebayashi(a.k.a changeworlds) ٕज़తෛ࠴ʹ Ͳ͏௅Ή͔ʁ SMS Tech Casual Talks 2017.04
2. © 2017 Takashi Takebayashi Hi everyone,
3. © 2017 Takashi Takebayashi The first publication of a writing اը: தଜ͞Μ ෺ޠpart: ۲ా͞Μ, ੴਆ͞Μ, ஛ྛ ٕज़part: ُ઒͞Μ, ਗ਼ਫ͞Μ
4. © 2017 Takashi Takebayashi ٕज़తෛ࠴ͱ͸Կ͔ʁ ٕज़తෛ࠴͸ͲͷΑ͏ʹى͜Δ͔ʁ ٕज़తෛ࠴ʹͲ͏औΓ૊Ή͔ʁ ·ͱΊ ຊ೔ͷΞδΣϯμ
5. © 2017 Takashi Takebayashi ٕज़తෛ࠴ͱ͸Կ͔ʁ
6. © 2017 Takashi Takebayashi ٕज़తෛ࠴ͱ͸Կ͔ʁ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
7. © 2017 Takashi Takebayashi ٕज़తෛ࠴ is લआΓ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar લआΓ
8. © 2017 Takashi Takebayashi ٕज़తෛ࠴ is લआΓ https://pbs.twimg.com/media/CXXv82GUsAAqJd1.jpg લआΓ ण໋Λ࡟ͬͯࠓͷઓಆೳྗΞοϓ
9. © 2017 Takashi Takebayashi ٕज़తෛ࠴͸ ͲͷΑ͏ʹى͜Δ͔ʁ
10. © 2017 Takashi Takebayashi Ϝμͷߏ଄ͱϓϩηε https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
11. © 2017 Takashi Takebayashi ٕज़తෛ࠴͸ܽؕͷ஝ੵͰ͋Δ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
12. © 2017 Takashi Takebayashi རࢠͷࢧ෷͍͸࣌ؒͷϜμ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
13. © 2017 Takashi Takebayashi ѱ॥؀ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
14. © 2017 Takashi Takebayashi ෛ࠴ͷՄೳੑ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
15. © 2017 Takashi Takebayashi ෛ࠴ͷՄೳੑ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar ෛ࠴ͷՄೳੑ มߋ x ෳࡶ౓ / ඼࣭ͷίϯτϩʔϧ۩߹
16. © 2017 Takashi Takebayashi ඼࣭ͷίϯτϩʔϧ۩߹͕େ͖͚Ε͹ɺมߋ΍ෳࡶ ౓͕ߴͯ͘΋ɺٕज़తෛ࠴ͷՄೳੑ͸େ͖͘ͳΒͳ ͍ ٯʹɺ඼࣭ͷίϯτϩʔϧ۩߹͕௿͚Ε͹ɺมߋ΍ ෳࡶ౓͕௿ͯ͘΋ɺٕज़తෛ࠴ͷՄೳੑ͕େ͖͘ͳ Δ ٕज़తෛ࠴ͷՄೳੑ
17. © 2017 Takashi Takebayashi ٕज़తෛ࠴ʹ Ͳ͏औΓ૊Ή͔ʁ
18. © 2017 Takashi Takebayashi Step1: ࠜຊݪҼΛಛఆ͢Δ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
19. © 2017 Takashi Takebayashi Step2: ͦΕʹରॲ͢Δ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
20. © 2017 Takashi Takebayashi ։ൃऀͱͯ͠ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
21. © 2017 Takashi Takebayashi ։ൃऀ: ඼࣭Λ޲্ͤ͞Α͏ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
22. © 2017 Takashi Takebayashi ։ൃऀ: ઃܭΛຏ͜͏ https://www.slideshare.net/bigvisible/managing-technical-debt-2011-webinar
23. © 2017 Takashi Takebayashi ࣮ફ ʢ΍ͬͯΈͨʣ
24. © 2017 Takashi Takebayashi ঱ঢ়Λݟ͚ͭΔ ηογϣϯڞ༗ϑΝΠϧ͕NFSʹ͋ΓɺՄ༻ੑ΍ࠓޙͷ֦ॆʹ՝୊༗ “ͳͥͦΕ͕ىͬͨ͜ͷ͔ʁ”ɺ“ͳʹ͕ݪҼ͔ʁ”Λࣗ໰͢Δɻ ࠜຊݪҼʹͨͲΓͭ͘·Ͱ“ͳͥʁ”Λ܁Γฦ͢ ϑΝΠϧҎ֎Ͱηογϣϯڞ༗ͷํ๏Λ஌Βͳ͔͔ͬͨΒ? RedisΛઃܭ౰࣌ͷਓ͕஌Βͳ͔͔ͬͨΒ? ࣮ફ1: ୤NFS Step1
25. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ ୤NFS͸ґཔ͞ΕͨͷͰࣗ෼ͷίϯτϩʔϧʹ͋ΔͱࢥͬͨͷͰ௚͠ʹ औΓֻ͔ͬͨ ࣮ફ1: ୤NFS Step2
26. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture
27. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture উͬͨο!ୈ3෦׬!
28. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture http://checkmate-blog.com/wp-content/uploads/2016/11/a00567-1.jpg Mxstxrਆʮ(લུ)ͦΕ͸HAProxy͡Όͳͯ͘ Route53ͷ͓࢓ࣄͳؾ͕͠·͢Ͷɻʯ->
29. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture before
30. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture after
31. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture after উͬͨο!ୈ3෦׬! উͬͨο!ୈ3෦׬!(2ճ໨)
32. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture উͬͨο!ୈ3෦׬! http://checkmate-blog.com/wp-content/uploads/2016/11/a00567-1.jpg
33. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture উͬͨο!ୈ3෦׬! http://checkmate-blog.com/wp-content/uploads/2016/11/a00567-1.jpg
34. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Architecture উͬͨο!ୈ3෦׬! sxnaxtਆʮʯ-> http://checkmate-blog.com/wp-content/uploads/2016/11/a00567-1.jpg
35. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 Mxstxrਆ, sxnaxtਆʮʯ-> http://checkmate-blog.com/wp-content/uploads/2016/11/a00567-1.jpg
36. © 2017 Takashi Takebayashi ࣮ફ1: ୤NFS Step2 άΤʔࢮΜͩϯΰ http://checkmate-blog.com/wp-content/uploads/2016/11/a00567-1.jpg
37. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ ୤NFS͸ґཔ͞ΕͨͷͰࣗ෼ͷίϯτϩʔϧʹ͋ΔͱࢥͬͨͷͰ௚͠ʹ औΓֻ͔ͬͨ ৭ʑ՝୊Λࢦఠ͞Εɺ೔ʑແࣄࢮ๢ͭͭ͠΋ɺલਐ͍ͯͨ͠ ݱࡏ͸ࣗ෼ͷίϯτϩʔϧ֎ ࣮ફ1: ୤NFS Step2
38. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ ୤NFS͸ґཔ͞ΕͨͷͰࣗ෼ͷίϯτϩʔϧʹ͋ΔͱࢥͬͨͷͰ௚͠ʹ औΓֻ͔ͬͨ(͕ɺ) ৭ʑ՝୊Λࢦఠ͞Εɺ೔ʑແࣄࢮ๢ͭͭ͠΋ɺલਐ͍ͯͨ͠(͕ɺ) AWSͷRedis(Amazon ElastiCache)ͷར༻ඞਢʹํ਑స׵͕͋ͬͨ(ͨΊɺ) ݱࡏ͸ࣗ෼ͷίϯτϩʔϧ֎(←Amazon ElastiCacheʹ͸AWS͔Β͔͠ΞΫη εͰ͖ͳ੍͍ݶ͕͋ΔͨΊ) ࣮ફ1: ୤NFS Step2 ແࣄࢮ๢ େࣄͳ͜ͱͳͷͰ(ry ແࣄࢮ๢
39. © 2017 Takashi Takebayashi ঱ঢ়Λݟ͚ͭΔ Sticky Session͕ઃఆ͞Ε͓ͯΓɺ͏·͘ෛՙ͕෼ࢄ͞Εͳ͍՝୊༗ “ͳͥͦΕ͕ىͬͨ͜ͷ͔ʁ”ɺ“ͳʹ͕ݪҼ͔ʁ”Λࣗ໰͢Δɻ ࠜຊݪҼʹͨͲΓͭ͘·Ͱ“ͳͥʁ”Λ܁Γฦ͢ ηογϣϯͷγϦΞϥΠζԽΛ஌Βͳ͔͔ͬͨΒ? αʔό͕JBoss, GlassFishͰ޷·͍͠γϦΞϥΠζԽ͕Ͱ͖ͳ͔͔ͬͨΒ? [֬ఆ]ϦϦʔε࣌ʹJBossͩͱΤϥʔʹͳͬͨͷͰɺٸᬎBP͸GlassFishʹͨ͠ ͔Β? ͦͷޙɺΤϥʔͷݪҼಛఆΛ͠ͳ͔͔ͬͨΒ? ࣮ફ2: ୤Sticky Session Step1
40. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ ୤Sticky Session͸ґཔ͞ΕͨͷͰࣗ෼ͷίϯτϩʔϧʹ͋ΔͱࢥͬͨͷͰ௚͠ʹऔΓֻ͔ͬͨ JBoss, GlassFishͰ͸୤Sticky Session͸ௐࠪͷ݁Ռɺඇৗʹ೉͍͠ -> Tomcatʹมߋͯ͠ྑ͍ͱڐՄ΋Β͍ɺଓߦ Tomcatʹม͑ͯ΋γϦΞϥΠζԽͰΤϥʔɺҎԼௐࠪͯ͠΋Βͬͨ݁Ռ Hibernate, Log4Jͷόά(॥؀ࢀর) HibernateΛόάղফ൛·ͰόʔδϣϯΞοϓͯ͠΋Log4JͷͨΊʹղফ͕೉͍͠(Өڹൣғଟ͖ա͗Δ) γϦΞϥΠζ௨Βͳ͘ͳΔͷΛ։ൃ͠ͳ͕Βݕ஌Ͱ͖ΔΑ͏ͳঢ়ଶʹͳ͍ͱɺͭ·Γ࠷ॳظͷϛ χϚϜ͔࣌Βηογϣϯ֎෦Խ͞Εͯͳ͍ͱ͜Ε͸ͳ͔ͳ͔࣮ݱ೉͍͠ͷͰ͸ͳ͍͔ ͜ΕΛ࣮ݱ͠Α͏ͱࢥͬͨΒΞʔΩςΫνϟ৽͘͢͠ΔͳΓͯ͠ɺSpringSession ͱ͔Λ࢖͍ͬͯ͘ͷ ͕Α͍ͷͰ͸ͳ͍͔ ݱࡏ͸ࣗ෼ͷίϯτϩʔϧ֎(←ΞʔΩςΫνϟ࡮৽ͰӨڹൣғେ͖ա͗Δ) ࣮ફ2: ୤Sticky Session Step2
41. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ ୤NFS͸ґཔ͞ΕͨͷͰࣗ෼ͷίϯτϩʔϧʹ͋ΔͱࢥͬͨͷͰ௚͠ʹ औΓֻ͔ͬͨ(͕ɺ) ৭ʑ՝୊Λࢦఠ͞Εɺ೔ʑແࣄࢮ๢ͭͭ͠΋ɺલਐ͍ͯͨ͠(͕ɺ) AWSͷRedis(Amazon ElastiCache)ͷར༻ඞਢʹํ਑స׵͕͋ͬͨ(ͨΊɺ) ݱࡏ͸ࣗ෼ͷίϯτϩʔϧ֎(←Amazon ElastiCacheʹ͸AWS͔Β͔͠ΞΫη εͰ͖ͳ੍͍ݶ͕͋ΔͨΊ) ࣮ફ2: ୤Sticky Session Step2 ແࣄࢮ๢ େࣄͳ͜ͱͳͷͰ(ry ແࣄࢮ๢
42. © 2017 Takashi Takebayashi ঱ঢ়Λݟ͚ͭΔ αʔόߏஙͰChefͱखಈ͕ࠞࡏ͓ͯ͠Γɺಉ͡؀ڥ͕࠶ݱͰ͖ͳ͍ “ͳͥͦΕ͕ىͬͨ͜ͷ͔ʁ”ɺ“ͳʹ͕ݪҼ͔ʁ”Λࣗ໰͢Δɻ ࠜຊݪҼʹͨͲΓͭ͘·Ͱ“ͳͥʁ”Λ܁Γฦ͢ ChefΛ޷͖ͳϑϨϯζͱݏ͍ͳϑϨϯζ͕͍͔ͨΒ? ChefΛ޷͖ͳϑϨϯζ͕ୀ৬͔ͨ͠Β? ࣮ફ3: ୤NFS&୤खಈߏங Step1
43. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ Terraform(Hashicorp)ͱ͍͏IaCπʔϧͰ؀ڥΛߏங ࠓͷͱ͜Ζ͸ඈΜͰདྷ͍ͯͳ͍͕ɺ༉அ͢Δͱ͙͢ʹແࣄࢮ๢͢ ΔͷͰɺ஫ҙͭͭ͠ணखதɹˡɹΠϚίί ࣮ફ3: ୤NFS&୤खಈߏங Step2
44. © 2017 Takashi Takebayashi ࣗ෼ͷίϯτϩʔϧʹ͋Δ৔߹͸ɺ௚͢ʂ Өڹ͕͋ͬͯखʹෛ͑ͳ͍৔߹͸ɺڞ௨ͷ໨ඪʹ͢Δ ࣗ෼ͷίϯτϩʔϧ֎ʹ͋Δ৔߹͸ɺӨڹΛ఻͑Δ ୤NFS͸ґཔ͞ΕͨͷͰࣗ෼ͷίϯτϩʔϧʹ͋ΔͱࢥͬͨͷͰ௚͠ʹ औΓֻ͔ͬͨ(͕ɺ) ৭ʑ՝୊Λࢦఠ͞Εɺ೔ʑແࣄࢮ๢ͭͭ͠΋ɺલਐ͍ͯͨ͠(͕ɺ) AWSͷRedis(Amazon ElastiCache)ͷར༻ඞਢʹํ਑స׵͕͋ͬͨ(ͨΊɺ) ݱࡏ͸ࣗ෼ͷίϯτϩʔϧ֎(←Amazon ElastiCacheʹ͸AWS͔Β͔͠ΞΫη εͰ͖ͳ੍͍ݶ͕͋ΔͨΊ) ݁࿦ʂʂ લआΓɺμϝઈରʂ େࣄͳ͜ͱͳͷͰ(ry લआΓɺμϝઈରʂ
45. © 2017 Takashi Takebayashi ·ͱΊ
46. © 2017 Takashi Takebayashi ٕज़తෛ࠴ͱ͸໨ઌͷͨΊʹະདྷΛ٘ਜ਼ʹ͢Δ͜ͱ ٕज़తෛ࠴͸ѱ॥؀͔ΒੜΈग़͞ΕΔͷͰɺ඼࣭ͷ ίϯτϩʔϧʹཹҙ͠Α͏ ։ൃऀ͸ϙʔτϑΥϦΦʹ౤ࢿ͠Α͏ ඼࣭Λ޲্ͤ͞Α͏ σβΠϯΛຏ͜͏ ·ͱΊ
47. © 2017 Takashi Takebayashi Thank you for your attention. Any questions?
48. © 2017 Takashi Takebayashi http://shisly.cocolog-nifty.com/photos/uncategorized/2015/04/18/martin_luther5.jpg