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
Golangでリクエストごとのクエリログが見たい!! kamakura.go #4 /...
Search
serinuntius
May 25, 2018
Technology
1
890
Golangでリクエストごとのクエリログが見たい!! kamakura.go #4 / go-query-and-request-logger
kamakura.go #4 LT枠
https://serinuntius.hatenablog.jp/entry/2018/05/01/083000
serinuntius
May 25, 2018
Tweet
Share
More Decks by serinuntius
See All by serinuntius
NFTのインデクシングとGraphQLのすゝめ / NFT indexing and GraphQL
serinuntius
0
190
TauriとRustとSolidJSで作るEthereum Address生成機 / Ethereum Address Generator made by Tauri, Rust, SolidJS
serinuntius
0
270
世界最速でArbitrumで NFTを作って震えたい!!!!/ I want to make NFT with Arbitrum in the fastest way in the world and tremble !!!!
serinuntius
0
640
なぜフラッシュローンという概念が俺達の魂を震えさせるのか / Why does the concept of flash loans make our souls tremble?
serinuntius
0
980
Why does the concept of DeFi make our souls tremble? / なぜDeFiという概念が俺達の魂を震えさせるのか ~DEX(AMM)まで~
serinuntius
0
1.3k
NotionがCMS代わりに!? / Notion replaces CMS!?
serinuntius
0
960
ont hackathon
serinuntius
0
88
新卒Rubyistが1ヶ月で Perl Mongerになった話
serinuntius
0
530
Other Decks in Technology
See All in Technology
助けて! XからWaylandに移行しないと新しいGNOMEが使えなくなっちゃう 2025-07-12
nobutomurata
2
200
PHPからはじめるコンピュータアーキテクチャ / From Scripts to Silicon: A Journey Through the Layers of Computing
tomzoh
2
120
SRE with AI:実践から学ぶ、運用課題解決と未来への展望
yoshiiryo1
0
300
Introduction to Sansan, inc / Sansan Global Development Center, Inc.
sansan33
PRO
0
2.7k
[SRE NEXT 2025] すみずみまで暖かく照らすあなたの太陽でありたい
carnappopper
2
470
american aa airlines®️ USA Contact Numbers: Complete 2025 Support Guide
aaguide
0
500
今だから言えるセキュリティLT_Wordpress5.7.2未満を一斉アップデートせよ
cuebic9bic
2
170
ゼロから始めるSREの事業貢献 - 生成AI時代のSRE成長戦略と実践 / Starting SRE from Day One
shinyorke
PRO
0
110
20250708オープンエンドな探索と知識発見
sakana_ai
PRO
4
1k
Rethinking Incident Response: Context-Aware AI in Practice
rrreeeyyy
2
940
名刺メーカーDevグループ 紹介資料
sansan33
PRO
0
820
ClaudeCodeにキレない技術
gtnao
1
860
Featured
See All Featured
Fantastic passwords and where to find them - at NoRuKo
philnash
51
3.3k
Rebuilding a faster, lazier Slack
samanthasiow
83
9.1k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
656
60k
Product Roadmaps are Hard
iamctodd
PRO
54
11k
What's in a price? How to price your products and services
michaelherold
246
12k
Code Review Best Practice
trishagee
69
19k
Visualization
eitanlees
146
16k
Producing Creativity
orderedlist
PRO
346
40k
GraphQLの誤解/rethinking-graphql
sonatard
71
11k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
282
13k
Site-Speed That Sticks
csswizardry
10
700
The Pragmatic Product Professional
lauravandoore
35
6.7k
Transcript
GolangͰϦΫΤετ͝ͱͷ ΫΤϦϩά͕Έ͍ͨʂʂ 2018-05-25 kamakura.go #4 LT ໘ന๏ਓΧϠοΫ ۔Ѯ @_serinuntius
ҙ ⚠ܕগͳΊͰ͢⚠
Ξϯέʔτ
ISUCON ͬͯΒͬ͠ΌΔํʙ
ISUCON ग़ͨ͜ͱ͋ΔΑͬͯํʙ
ISUCONͱʁ
͓ͱͳΔWebαʔϏεΛ ܾΊΒΕͨϨΪϡϨʔγϣϯͷதͰ ݶք·ͰߴԽΛਤΔ νϡʔχϯάότϧɺ ͦΕ͕ISUCONͰ͢ɻ ISUCONެࣜBlogͷdescriptionΑΓ
ͪͳΈʹ ࣾISUCON͔͠ ग़ͨ͜ͱ͋Γ·ͤΜ
ࣾISUCONͰݟ͑ͨ՝ • ΫΤϦͷൃߦճΛߟྀ͠ͳ͚Ε͍͚ͳ͍ (ൃߦճ͕গͳ͍ɺ͍͚ͩͷΫΤϦ͋Δ) w w • Ͳ͜ͰΫΤϦ͕ൃߦ͞Ε͍ͯΔ͔Γ͍ͨ • ͬͱݴ͑ͲͷϦΫΤετͰ
ͲΕ͚ͩݺΕͯΔ͔Γ͍ͨ • GoͰग़͍ͨ(ܕ͕͋ͬͨํ͕ΞϓϦͷϦϑΝΫλ͕͠қ͍)
ࣾISUCONͰͷ লΛ׆͔ͨ͢Ίʹ
ΞΫηεϩΨʔ ͱ ΫΤϦϩΨʔΛ࡞ͬͨ
github.com/serinuntius/graqt ര
͍ํ εςοϓ1~import~ • 2ͭͷύοέʔδΛimport͢Δ
͍ํ εςοϓ2 ~driverΛڥมͰΓସ͑Δ~ • driverΓସ͑ͱtraceΛΦϯΦϑ͢Δ
͍ํ εςοϓ3 ~middlewareՃ~ • aliceΛ͏
͍ํ εςοϓ4 ~SQLݺͼग़͠ݩͷcontextରԠ~ • http.Request͔ΒcontextऔΓग़ͯ͠ɺ ݺͼग़͢ͱ͖ʹ͢
ٕज़తͳ͜ͱ
ϦΫΤετʹUUIDΛຒΊࠐΉ • middleware.go UUID=>ϦΫΤετͱΫΤϦΛඥ͚ΔͨΊ
ϦΫΤετʹUUIDΛຒΊࠐΉ • middleware.go UUID=>ϦΫΤετͱΫΤϦΛඥ͚ΔͨΊ ίϯςΩετʹೖΕΔཧ༝ =>ޙͰΫΤϦͱUUIDΛඥ͚ΔͨΊ
ϋΠύϑΥʔϚϯεͳ ߏԽϩΨʔ • uber-go/zap • RLogger͕request༻ͷzapͷLogger ࠓճͷਃ͠༁ఔͷܕཁૉ
ϋΠύϑΥʔϚϯεͳ ߏԽϩΨʔ {"level":"info", "ts":1525082389.1337767, "caller":"graqt/middleware.go:25", "msg":"", "time":0.011566198, "request_id":"5914e629-6746-42c5- z342-702f224f48e1", "path":"/user",
"method":"POST" } • ܕΛࢦఆͯ͠Δ͔Β͍
ΫΤϦΛτϨʔε͢Δ • shogo82148/go-sql-proxy • database/sqlͲΜͳDBʹରԠͰ͖ΔΑ͏ʹͳͬͯ ͍Δ • database/sql/driverʹ͋ΔinterfaceΛຬͨͯ͠ΕOK • ϓϩΩγ࡞ͬͯͦͷ··ͤϩάΛు͚ΔͷͰʁ
• ͱ͍͏ൃͰ࡞ΒΕͨΒ͍͠Ͱ͢*1 *1GoݴޠͰSQLͷτϨʔεΛ͢Δ https://shogo82148.github.io/blog/2015/05/13/golang-sql-proxy/
φΠεͳinterfaceͩʂʂ (͑) ࠓճͷืूཁ߲ˠ
ΫΤϦΛτϨʔε͢Δ • go-sql-proxyʹඪ४ͰΫΤϦϩΨʔ͕͋Δ • ࠓճUUIDΛϩάʹు͖͍ͨؔͰ ࣗલͰఆٛ
ΫΤϦτϨʔαʔͷ࣮ • tracer.go
ΫΤϦτϨʔαʔͷ࣮ • preܥͰݱࡏ࣌ࠁΛฦ͢ • cͷcontextʹrequestͷuuid͕ೖ͍ͬͯΔ • ctxʹpreܥͷݱࡏ࣌ࠁ͕ೖ͍ͬͯΔ
࣮ࡍʹు͔ΕΔϩά • request.log {"level":"info","ts":1525082389.1337767,"caller":"graqt/middleware.go: 25","msg":"","time":0.011566198,"request_id":"5914e629-6746-42c5- b342-702f224f48e1","path":"/user","method":"POST"} • query.log {"level":"info","ts":1525082389.1336403,"caller":"graqt/tracer.go: 20","msg":"Exec","query":"INSERT
INTO `user` (email,age) VALUES (?, ?)","args":[{"Name":"","Ordinal": 1,"Value":"
[email protected]
"}, {"Name":"","Ordinal":2,"Value":57}],"time": 0.001157627,"request_id":"5914e629-6746-42c5-b342-702f224f48e1"}
͑ɺϩάు͚ͩ͘ʁ • ͪΐͬͱͬͯͯ • alpΈ͍ͨͳϩάΛूܭ͢ΔCLIΛ࡞த • ϦΫΤετ͝ͱʹΫΤϦݟΕΔΑ͏ʹ͠·͢ • tigΛΊͬͪΌγϯϓϧʹͨ͠ૢ࡞ײͷΠϝʔδ
ϩʔυϚοϓ ϩά͕ग़ΔΑ͏ʹͳͬͨ Kamakura.goͰLT (ΠϚίί)
ϩʔυϚοϓ ϩά͕ग़ΔΑ͏ʹͳͬͨ Kamakura.goͰLT (ΠϚίί) viewerͷ࡞
ϩʔυϚοϓ ϩά͕ग़ΔΑ͏ʹͳͬͨ Kamakura.goͰLT (ΠϚίί) viewerͷ࡞ ISUCON༧બ௨աͯ͠ ϒϩάͰհ͢Δ
ϩʔυϚοϓ ϩά͕ग़ΔΑ͏ʹͳͬͨ Kamakura.goͰLT (ΠϚίί) viewerͷ࡞ ISUCON༧બ௨աͯ͠ ϒϩάͰհ͢Δ (୭͔͕graqtͬͯ) ISUCON༏উ͢Δ
ϩʔυϚοϓ ϩά͕ग़ΔΑ͏ʹͳͬͨ Kamakura.goͰLT (ΠϚίί) viewerͷ࡞ ISUCON༧બ௨աͯ͠ ϒϩάͰհ͢Δ (୭͔͕graqtͬͯ) ISUCON༏উ͢Δ
100ສͰʹ মᇋͬͯ͘ΕΔ
·ͱΊ • serinuntius/graqtΛ͑ɺ ISUCONʹศརͦ͏ͳϩά͕ు͚Δ • ISUCONҎ֎ʹͪΖΜ͑Δ • OSSͳͷͰποίϛͱ͔ؾܰʹͲ͏ͧ • ISUCON༏উͯ͠মᇋͬͯ͘Ε