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  • ๋กœ๊ทธ์ธ์ง€๊ธˆ ์‹œ์ž‘ํ•˜๊ธฐ

์‚ฌ์šฉ์ž์˜ ํŽธ์˜๋ฅผ ์œ„ํ•ด ์ œ๊ณต๋˜๋Š” ๊ธฐ๊ณ„ ๋ฒˆ์—ญ์ž…๋‹ˆ๋‹ค.

์˜๋ฌธ๋ณธ๊ณผ ๋ฒˆ์—ญ๋ณธ์ด ์ผ์น˜ํ•˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ ์˜๋ฌธ๋ณธ์ด ์šฐ์„ ํ•ฉ๋‹ˆ๋‹ค. ๋ณด๋‹ค ์ž์„ธํ•œ ๋‚ด์šฉ์€ ์ด ํŽ˜์ด์ง€๋ฅผ ๋ฐฉ๋ฌธํ•˜์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค.

๋ฌธ์ œ ์‹ ๊ณ 

Kong Gateway ๋กœ๊ทธ ์ „๋‹ฌ

Kong Gateway ๋กœ๊ทธ๋ฅผ ๋‰ด๋ ๋ฆญ์œผ๋กœ ์ „๋‹ฌํ•˜๋ฉด API ๊ฒŒ์ดํŠธ์›จ์ด ์„ฑ๋Šฅ, ์ƒํƒœ, ๋ณด์•ˆ ๋ฐ ์‚ฌ์šฉ์— ๊ท€์ค‘ํ•œ ์ธ์‚ฌ์ดํŠธ๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ์ด ๋ฌธ์„œ์—์„œ๋Š” Kong Gateway์˜ ํŒŒ์ผ ์ฟ ํ‚ค ์ฟผ๋ฆฌ์— Kong Gateway์˜ ๋กœ๊ทธ์ธ์„ ๋‰ด๋ ๋ฆญ์œผ๋กœ ์ „๋‹ฌํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ๊ฐ„๋žตํ•˜๊ฒŒ ์„ค๋ช…ํ•ฉ๋‹ˆ๋‹ค.

ํ˜ธํ™˜์„ฑ ๋ฐ ์š”๊ตฌ ์‚ฌํ•ญ

์ด ๋กœ๊ทธ ํฌ์›Œ๋”ฉ ํ”Œ๋Ÿฌ๊ทธ์ธ์„ ์‚ฌ์šฉํ•˜๋ ค๋ฉด ๋‹ค์Œ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค:

Kong Gateway ํ”Œ๋Ÿฌ๊ทธ์ธ์„ ์„ค์น˜ํ•˜์„ธ์š”

Kong Gateway์—์„œ ๋กœ๊ทธ๋ฅผ ๋ฐ›์œผ๋ ค๋ฉด Kong Gateway ํŒŒ์ผ ๋กœ๊ทธ ์ ์šฉ์„ ๋‰ด๋ ๋ฆญ Kubernetes ํ†ตํ•ฉ์— ์—ฐ๊ฒฐํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ์„ค์ •์€ ํ‘œ์ค€ ์ถœ๋ ฅ(/dev/stdout)์„ ํ†ตํ•ด ์—์ด์ „ํŠธ๋ฅผ ์ง€์‹œํ•˜์—ฌ Kubernetes ํ†ตํ•ฉ๊ณผ Kong Gateway ๊ฐ„์˜ ์—ฐ๊ฒฐ์„ ์„ค์ •ํ•ฉ๋‹ˆ๋‹ค.

๋‰ด๋ ๋ฆญ Kubernetes ๋กœ๊ทธ์ธ ํ†ตํ•ฉ ์„ค์น˜

์•„์ง ์ฟ ํ‚ค ํฌ์›Œ๋”ฉ์„ ์œ„ํ•œ ๋‰ด๋ ๋ฆญ Kubernetes ํ”Œ๋Ÿฌ๊ทธ์ธ์„ ์„ค์น˜ ํ•˜์ง€ ์•Š์•˜๋‹ค๋ฉด ์ด ๋ฌธ์„œ๋กœ ๋Œ์•„์˜ค์„ธ์š”. Excel์€ Kubernetes ํ™˜๊ฒฝ์—์„œ ๋กœ๊น…๋œ ๋ฐ์ดํ„ฐ๋ฅผ ์ˆ˜์ง‘ํ•˜์—ฌ ์ „๋‹ฌํ•˜๋Š” ๋…๋ฆฝ ์‹คํ–‰ํ˜• Docker ์ด๋ฏธ์ง€๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.

ํŒŒ์ผ ๋กœ๊ทธ ํ”Œ๋Ÿฌ๊ทธ์ธ ๊ตฌ์„ฑ

Kong Gateway File ๋กœ๊ทธ ์ฟผ๋ฆฌ๋ฅผ ์„ค์น˜ํ•œ ํ›„์—๋Š” ๋กœ๊ทธ๋ฅผ /dev/stdout ๋กœ ๋ณด๋‚ด๋„๋ก ๋กœ๊ทธ์— ์ง€์‹œํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ๋‹ค์Œ์€ ์ด ์„ค์ •์— ๋Œ€ํ•œ ์˜ˆ์‹œ ๋งค๋‹ˆํŽ˜์ŠคํŠธ์ž…๋‹ˆ๋‹ค.

# file-log-plugin.yaml
apiVersion: configuration.konghq.com/v1
kind: KongClusterPlugin
metadata:
name: global-file-log
annotations:
kubernetes.io/ingress.class: kong
labels:
global: "true"
config:
path: "/dev/stdout" # Directs logs through a standard output so New Relic can receive Kong Gateway logs
plugin: file-log

์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ํด๋Ÿฌ์Šคํ„ฐ์— ๋Œ€ํ•œ ์„ค์ •์„ ๊ตฌํ˜„ํ•˜๋‹ค, ๋ฐฐํฌํ•˜๋‹ค

Kubenrnetes ํด๋Ÿฌ์Šคํ„ฐ์— ๋Œ€ํ•œ ํŒŒ์ผ ๋กœ๊ทธ ์‚ฝ์ž…์„ ๊ตฌํ˜„ํ•ฉ๋‹ˆ๋‹ค. ๋‹จ, ๋งค๋‹ˆํŽ˜์ŠคํŠธ์˜ ์‹ค์ œ ํŒŒ์ผ ์ด๋ฆ„์œผ๋กœ file-log-plugin.yaml ์—…๋ฐ์ดํŠธํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

bash
$
kubectl apply -f file-log-plugin.yaml -n kong

๊ท€ํ•˜์˜ ์ฟ ํ‚ค๊ฐ€ ๋‰ด๋ ๋ฆญ ํ”Œ๋žซํผ์— ์žˆ๋Š”์ง€ ํ™•์ธํ•˜์„ธ์š”

์„ค์ •์„ ๊ตฌํ˜„ํ•˜๊ณ  ๋ฐฐํฌํ•œ ํ›„ one.newrelic.com > All Capabilities > Logs ์œผ๋กœ ์ด๋™ํ•ฉ๋‹ˆ๋‹ค. Kong Gateway์˜ ๋กœ๊ทธ๊ฐ€ ํ”Œ๋žซํผ์— ๋‚˜ํƒ€๋‚˜๋Š”์ง€ ํ™•์ธํ•˜๋ ค๋ฉด ์ผ๋ถ€ ๋ฐ์ดํ„ฐ๋ฅผ ํŠธ๋ฆฌ๊ฑฐํ•œ ๋‹ค์Œ ํ•ด๋‹น ๋ฐ์ดํ„ฐ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์‹คํ–‰ํ•ฉ๋‹ˆ๋‹ค.

๋‹ค์Œ ์˜ˆ๋ฅผ ํ†ตํ•ด ํ•ด๋‹น ์ฟผ๋ฆฌ ์ž‘์„ฑ์„ ์‹œ์ž‘ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

SELECT * FROM Log

๋‹ค์Œ์€ ๋ญ์ง€?

์ด์ œ Kong Gateway ๋กœ๊ทธ๋ฅผ ๋‰ด๋ ๋ฆญ์œผ๋กœ ์ „๋‹ฌํ–ˆ์œผ๋‹ˆ, ๋‹ค๋ฅธ ๋ฌธ์„œ์™€ ํŠœํ† ๋ฆฌ์–ผ๋„ ํ™•์ธํ•ด๋ณด์‹œ๋Š” ๊ฒŒ ์ข‹์Šต๋‹ˆ๋‹ค.

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