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
5.1k
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
2.2k
Google App Engine を利用した、新規 Web サービスの立ち上げ方
osamingo
23
8.4k
Go で始める JSON-RPC 入門
osamingo
4
65k
Other Decks in Programming
See All in Programming
チームの境界をブチ抜いていけ
tokai235
0
230
AI駆動で0→1をやって見えた光と伸びしろ
passion0102
1
850
React Nativeならぬ"Vue Native"が実現するかも?_新世代マルチプラットフォーム開発フレームワークのLynxとLynxのVue.js対応を追ってみよう_Vue Lynx
yut0naga1_fa
2
1k
Devvox Belgium - Agentic AI Patterns
kdubois
1
150
GC25 Recap: The Code You Reviewed is Not the Code You Built / #newt_gophercon_tour
mazrean
0
110
AI 駆動開発におけるコミュニティと AWS CDK の価値
konokenj
5
250
What Spring Developers Should Know About Jakarta EE
ivargrimstad
0
490
pnpm に provenance のダウングレード を検出する PR を出してみた
ryo_manba
1
160
エンジニアインターン「Treasure」とHonoの2年、そして未来へ / Our Journey with Hono Two Years at Treasure and Beyond
carta_engineering
0
430
他言語経験者が Golangci-lint を最初のコーディングメンターにした話 / How Golangci-lint Became My First Coding Mentor: A Story from a Polyglot Programmer
uma31
0
420
あなたとKaigi on Rails / Kaigi on Rails + You
shimoju
0
190
EMこそClaude Codeでコード調査しよう
shibayu36
0
420
Featured
See All Featured
Imperfection Machines: The Place of Print at Facebook
scottboms
269
13k
How to Think Like a Performance Engineer
csswizardry
27
2.1k
jQuery: Nuts, Bolts and Bling
dougneiner
65
7.9k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Music & Morning Musume
bryan
46
6.9k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Building Flexible Design Systems
yeseniaperezcruz
329
39k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
285
14k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
52
5.7k
Building Applications with DynamoDB
mza
96
6.7k
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
359
30k
VelocityConf: Rendering Performance Case Studies
addyosmani
333
24k
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.