Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
GAE/Go の勘どころ
Search
Osamu TONOMORI
April 27, 2017
Programming
10
5k
GAE/Go の勘どころ
golang.tokyo #5
Osamu TONOMORI
April 27, 2017
Tweet
Share
More Decks by Osamu TONOMORI
See All by Osamu TONOMORI
About Merpay Architect Team 2021
osamingo
0
1.7k
Gopher's Travel Journal 2018
osamingo
1
1.8k
Go のライブラリやっていき 💪 #go #golang / Let's creating a original library by Go
osamingo
3
2.1k
Google App Engine を利用した、新規 Web サービスの立ち上げ方
osamingo
23
8.3k
Go で始める JSON-RPC 入門
osamingo
4
61k
Other Decks in Programming
See All in Programming
Node-RED を(HTTP で)つなげる MCP サーバーを作ってみた
highu
0
120
Flutterで備える!Accessibility Nutrition Labels完全ガイド
yuukiw00w
0
140
Cursor AI Agentと伴走する アプリケーションの高速リプレイス
daisuketakeda
1
130
AIプログラマーDevinは PHPerの夢を見るか?
shinyasaita
1
180
LINEヤフー データグループ紹介
lycorp_recruit_jp
0
1.7k
Kotlin エンジニアへ送る:Swift 案件に参加させられる日に備えて~似てるけど色々違う Swift の仕様 / from Kotlin to Swift
lovee
1
260
システム成長を止めない!本番無停止テーブル移行の全貌
sakawe_ee
1
160
プロダクト志向なエンジニアがもう一歩先の価値を目指すために意識したこと
nealle
0
120
GraphRAGの仕組みまるわかり
tosuri13
8
520
5つのアンチパターンから学ぶLT設計
narihara
1
140
C++20 射影変換
faithandbrave
0
560
What Spring Developers Should Know About Jakarta EE
ivargrimstad
0
380
Featured
See All Featured
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
30
2.1k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Build The Right Thing And Hit Your Dates
maggiecrowley
36
2.8k
Embracing the Ebb and Flow
colly
86
4.7k
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
31
1.3k
Agile that works and the tools we love
rasmusluckow
329
21k
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
5
230
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
53
2.8k
Rebuilding a faster, lazier Slack
samanthasiow
82
9.1k
The Pragmatic Product Professional
lauravandoore
35
6.7k
Speed Design
sergeychernyshev
32
1k
Transcript
GAE/Go ͷצͲ͜Ζ @osamingo golang.tokyo #5 (2017/04/27)
The golang.tokyo logo was made by Takuya Ueda. The Go
gopher was designed by Renee French.
Agenda 1. ࣗݾհ 2. GAE ʹ͍ͭͯ 3. GAE ্Ͱͷ Go
app ͷצͲ͜Ζ 4. ӡ༻͢Δͱ͖ͷ Tips 5. ·ͱΊ 3
Agenda 1. ࣗݾհ 2. GAE ʹ͍ͭͯ 3. GAE ্Ͱͷ Go
app ͷצͲ͜Ζ 4. ӡ༻͢Δͱ͖ͷ Tips 5. ·ͱΊ 4
ࣗݾհ
ۭલઈޙͷ͓͓͓͒ʂʂौ୩/ຊ ʹੜଉ͍ͯ͠ΔΰΥΥϑΝΝΝΝ 㷉ˑϖˑ㷊ʂʂʂ৽ن։ൃΛѪ͠ɺ ৽ن։ൃʹѪ͞Ε͓ͨͱ͒͜ʔʂʂ
;͚ͯ͟ɺ͢Έ·ͤΜͰͨ͠ɻ
ࣗݾհ • ओ ཧ - Osamu TONOMORI • @osamingo •
גࣜձࣾικ • 2016/08 ~ • Software engineer • Go ྺ • 2014/10 ~ • GAE/Go ɺ2016/08 ~ 8
ࣗݾհ
None
None
Agenda 1. ࣗݾհ 2. GAE ʹ͍ͭͯ 3. GAE ্Ͱͷ Go
app ͷצͲ͜Ζ 4. ӡ༻͢Δͱ͖ͷ Tips 5. ·ͱΊ 12
GAE ʹ͍ͭͯ
GAE ͱ • Google App Engine • Google ͕͍ͬͯΔ PaaS
ɻ • 2008 ͙Β͍͔Β͋ΔɻʢGCPͰ࠷ݹࢀʣ • Scaling Λௐ͢ΕɺແྉͰ͑Δɻ 14
GAE ͱ • Google App Engine • Google ͕͍ͬͯΔ PaaS
ɻ • 2008 ͙Β͍͔Β͋ΔɻʢGCPͰ࠷ݹࢀʣ • Scaling Λௐ͢ΕɺແྉͰ͑Δɻ • Heroku ͱಉ͡ײ͡Ͱ৮Δͱ (ʋ´ω`) ͳײ͡ʹͳΔɻ • ಠࣗͷϧʔϧɺ֮͑Δ͜ͱ͕ଟ͍ɻ 15
Standard and Flexible Environment • Standard Environment (SE) • GAE
ͱ͍ͬͯࢦ͢ͷɺ͍͍ͩͨͬͪ͜ɻ • ݴޠ੍ɺಠࣗͷϧʔϧଟ͍͕͓खܰʹࢼͤΔɻ • Go, Python, Java, PHP • Flexible Environment (FE) • Cloud Next 2017 Ͱɺ GA ʹͳͬͨɻ • Docker ͳͷͰɺಛʹ੍ແ͍ɻ 16
Flexible Environment Λ͏໘ • ωοτϫʔΫىҼͷཁٻ͕͋Δ߹ • ݻఆ IP Ͱ֎෦ଓ͠ͳ͍ͱ͍͚ͳ͍ɻ •
෦ެ։ݶఆͷαʔϏεͷΞΫηεɻ • Ұ࣌తͳσΟεΫॻ͖ࠐΈ͕ඞཁͳ߹ • ϑΝΠϧΛ࡞͍ͨ͠߹ͳͲɻ (tmpfs) 17
GAE/Go (SE) Ͱͷز͔ͭͷ੍ • Go 1.6.4 • syscall, unsafe package
ɺجຊతʹ͑ͳ͍ɻ • // +build !appengine ͷೝͷ͞… 18
GAE/Go (SE) Ͱͷز͔ͭͷ੍ • Go 1.6.4 • syscall, unsafe package
ɺجຊతʹ͑ͳ͍ɻ • // +build !appengine ͷೝͷ͞… • context.Context Λ࣋ͪӡΜͰߦ͘ɻ • context Λͬͯ DB ΞΫηεΛߦ͏ɻ • ٯʹ͍͏ͱɺcontext ͕ແ͍ͱ΄΅Կग़དྷͳ͍ɻ 19
GAE/Go (SE) Ͱͷز͔ͭͷ੍ • Go 1.6.4 • syscall, unsafe package
ɺجຊతʹ͑ͳ͍ɻ • // +build !appengine ͷೝͷ͞… • context.Context Λ࣋ͪӡΜͰߦ͘ɻ • context Λͬͯ DB ΞΫηεΛߦ͏ɻ • ٯʹ͍͏ͱɺcontext ͕ແ͍ͱ΄΅Կग़དྷͳ͍ɻ 20
Go 1.8 ͕͘Δ͔
None
None
ͭͷ
Agenda 1. ࣗݾհ 2. GAE ʹ͍ͭͯ 3. GAE ্Ͱͷ Go
app ͷצͲ͜Ζ 4. ӡ༻͢Δͱ͖ͷ Tips 5. ·ͱΊ 25
GAE ্Ͱͷ Go app ͷצͲ͜Ζ
DB ͬͯԿ͏ͷʁ
DB ͷબʹ͍ͭͯ • Cloud Datastore • NoSQL (Based BigTable) •
GAE ͷ߹ɺجຊతʹ Datastore Λར༻͢Δɻ • มଶྗઃܭྗ͕ࢼ͞ΕΔɻ 28
DB ͷબʹ͍ͭͯ • Cloud Datastore • NoSQL (Based BigTable) •
GAE ͷ߹ɺجຊతʹ Datastore Λར༻͢Δɻ • มଶྗઃܭྗ͕ࢼ͞ΕΔɻ • Cloud SQL • Managed MySQL/PostgreSQL(β) • ౦ژϦʔδϣϯͷ Latency ͕ΫιղܾࡁΈɻ 29
Cloud Datastore ͷ߹ • ެࣜͷ datastore ύοέʔδΛͰΘͳ͍ɻ • ඞͣ wrap
ͯͬͨ͠ํ͕Α͍ɻ • interface, validation ͳͲͪΌΜͱΓ·͠ΐ͏ɻ • goon ͱ͔͋ΔͷͰɺࢀߟʹ͢ΔͱΑ͍ɻ 30
Cloud Datastore ͷ߹ • ެࣜͷ datastore ύοέʔδΛͰΘͳ͍ɻ • ඞͣ wrap
ͯͬͨ͠ํ͕Α͍ɻ • interface, validation ͳͲͪΌΜͱΓ·͠ΐ͏ɻ • goon ͱ͔͋ΔͷͰɺࢀߟʹ͢ΔͱΑ͍ɻ • ͨͩɺઃܭ͕㙽ʹ͍֯͠ɻ 31
None
None
Cloud SQL ͷ߹ • ͳΜ͔Μී௨ʹ͑·͢ɻ • sql ύοέʔδͰଓཧ͢ΔͷͰɺྑ͠ͳʹɻ 34
Cloud SQL ͷ߹ • ͳΜ͔Μී௨ʹ͑·͢ɻ • sql ύοέʔδͰଓཧ͢ΔͷͰɺྑ͠ͳʹɻ • ͱ͍͑ɺ͏લʹҙ͕͋Δ…
35
None
None
ಉ࣌ଓ͕࠷େ 12 ݸ
ಉ࣌ଓ͕࠷େ 12 ݸ (Master, Slave ͷ߹ܭ)
sql.DB_SetMaxOpenConns(n int)
Vendoring ͬͯͲ͏ͳͷʁ
Vendoring ʹ͍ͭͯ • GOPATH ͕ɺϓϩδΣΫτϕʔεʹͳΔɻ 42
Vendoring ʹ͍ͭͯ • GOPATH ͕ɺϓϩδΣΫτϕʔεʹͳΔɻ • vendor σΟϨΫτϦͱ͔ɺ͑ͳ͍ɻ • dep,
glide, gvt ͳͲݢฒΈ͑·ͤΜɻ 43
Vendoring ʹ͍ͭͯ • GOPATH ͕ɺϓϩδΣΫτϕʔεʹͳΔɻ • vendor σΟϨΫτϦͱ͔ɺ͑ͳ͍ɻ • dep,
glide, gvt ͳͲݢฒΈ͑·ͤΜɻ • ےྗͰΧόʔʂʂ 44
Vendoring ʹ͍ͭͯ • GOPATH ͕ɺϓϩδΣΫτϕʔεʹͳΔɻ • vendor σΟϨΫτϦͱ͔ɺ͑ͳ͍ɻ • dep,
glide, gvt ͳͲݢฒΈ͑·ͤΜɻ • ےྗͰΧόʔʂʂ • ϓϩδΣΫτϕʔεͷґଘཧ 45
None
gb ʹΑΔvendoring • gb vendor ίϚϯυʹΑΔґଘཧ • fetch, update, purge
ͻͱ௨ΓͰ͖Δɻ 47
gb ʹΑΔvendoring • gb vendor ίϚϯυʹΑΔґଘཧ • fetch, update, purge
ͻͱ௨ΓͰ͖Δɻ • ͨͩɺinit ͚ͩαϒίϚϯυ͕ແ͍ͷͰɺےྗ 48
gb ʹΑΔvendoring • gb vonder ίϚϯυʹΑΔґଘཧ • fetch, update, purge
ͻͱ௨ΓͰ͖Δɻ • ͨͩɺinit ͚ͩαϒίϚϯυ͕ແ͍ͷͰɺےྗ 49 HPMJTUGb\\SBOHF*NQPSUT^^\\^^\\FOE^^\\SBOHF5FTU*NQPSUT^^\\^^ \\FOE^^ 71"5) cUSaOcTPSUcVOJRcHSFQ& a DPNcPSHc JO cYBSHTO*\^TIDHCWFOEPSGFUDI\^
gb ʹΑΔ GOPATH ཧ • gb gae ίϚϯυʹΑΔ GOPATH ͷཧ
• test, serve, deploy ͷ GOPATH Λղܾͯ͘͠ΕΔɻ • ެࣜఏڙͰແ͍ͷͰɺผ్Πϯετʔϧ͢Δɻ • go get -u github.com/PalmStoneGames/gb-gae 50
ConfigurationͬͯͲ͏ͳͷʁ
Configuration ʹ͍ͭͯ • The Twelve-Factor App - https://12factor.net/ • The
twelve-factor app stores config in environment variables. 52
Configuration ʹ͍ͭͯ • The Twelve-Factor App - https://12factor.net/ • The
twelve-factor app stores config in environment variables. • GAE ಉ͡ࢥͳͷͰɺڥมʹೖΕ·͠ΐ͏ɻ 53
Configuration ʹ͍ͭͯ • Test ͷͱ͖ɺͲ͏͢Δͷ͔ʁ 54
Configuration ʹ͍ͭͯ • Test ͷͱ͖ɺͲ͏͢Δͷ͔ʁ • ં֯ Go ͬͯΔΜͩ͠ɺ direnv
͓͏ɻ • ./test/.envrc ʹςετ༻ͷڥมΛઃஔ͢Δɻ 55 EJSFOWFYFDUFTUHCHBFUFTUTSDʜ
Agenda 1. ࣗݾհ 2. GAE ʹ͍ͭͯ 3. GAE ্Ͱͷ Go
app ͷצͲ͜Ζ 4. ӡ༻͢Δͱ͖ͷ Tips 5. ·ͱΊ 56
ӡ༻͢Δͱ͖ͷ Tips
Deploy ͬͯͲ͏ͳͷʁ • Traffic migration Λ͏ͱɺ͍Ζ͍ΖͰ͖Δɻ • Blue/Green deployment, Canary
Release 58
Deploy ͬͯͲ͏ͳͷʁ • Traffic migration Λ͏ͱɺ͍Ζ͍ΖͰ͖Δɻ • Blue/Green deployment, Canary
Release • context Λͬͨࣄલॲཧ 59
Deploy ͬͯͲ͏ͳͷʁ • Traffic migration Λ͏ͱɺ͍Ζ͍ΖͰ͖Δɻ • Blue/Green deployment, Canary
Release • context Λͬͨࣄલॲཧ 60
Monitoring ͬͯͲ͏ͳͷʁ • Stackdriver ͕ɺͻͱ௨Γʹͳͬͯ͘ΕΔɻ • http status code, datastore,
taskqueue etc.
Monitoring ͬͯͲ͏ͳͷʁ • Stackdriver ͕ɺͻͱ௨Γʹͳͬͯ͘ΕΔɻ • http status code, datastore,
taskqueue etc. • Error log ࢹɺStackdriver Logging ͱ࿈ܞͰ͖Δɻ • Slack ࿈ܞϥΫϥΫ
Agenda 1. ࣗݾհ 2. GAE ʹ͍ͭͯ 3. GAE ্Ͱͷ Go
app ͷצͲ͜Ζ 4. ӡ༻͢Δͱ͖ͷ Tips 5. ·ͱΊ 63
·ͱΊ • …ʹೖΔલʹ Release Notes ͷ֬ೝ IUUQTDMPVEHPPHMFDPNBQQFOHJOFEPDTTUBOEBSEHPSFMFBTFOPUFT
·ͱΊ • Go 1.8 ͍͘͜ʂʂʂ
Thanks for your attention.