๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ

์ฟ ๋ฒ„๋„คํ‹ฐ์Šค5

[CKA] KodeKloud - Network Policy ์•ˆ๋…•ํ•˜์„ธ์š”, ์ฏ€๋ฆฌ์ž…๋‹ˆ๋‹ค.์˜ค๋Š˜์€ 6๊ฐ•์˜ ๋งˆ์ง€๋ง‰ Network Policy์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. https://kubernetes.io/ko/docs/concepts/services-networking/network-policies/ ๋„คํŠธ์›Œํฌ ์ •์ฑ…IP ์ฃผ์†Œ ๋˜๋Š” ํฌํŠธ ์ˆ˜์ค€(OSI ๊ณ„์ธต 3 ๋˜๋Š” 4)์—์„œ ํŠธ๋ž˜ํ”ฝ ํ๋ฆ„์„ ์ œ์–ดํ•˜๋ ค๋Š” ๊ฒฝ์šฐ, ๋„คํŠธ์›Œํฌ ์ •์ฑ…์€ ํด๋Ÿฌ์Šคํ„ฐ ๋‚ด์˜ ํŠธ๋ž˜ํ”ฝ ํ๋ฆ„๋ฟ๋งŒ ์•„๋‹ˆ๋ผ ํŒŒ๋“œ์™€ ์™ธ๋ถ€ ๊ฐ„์˜ ๊ทœ์น™์„ ์ •์˜ํ•  ์ˆ˜ ์žˆ๋„๋ก ํ•ด์ค€๋‹ค. ํด๋Ÿฌkubernetes.io  Network PolicyKubernetes(K8s) ํด๋Ÿฌ์Šคํ„ฐ ๋‚ด์—์„œ ํฌ๋“œ(Pod) ๊ฐ„์˜ ํŠธ๋ž˜ํ”ฝ์„ ์ œ์–ดํ•˜๊ธฐ ์œ„ํ•œ ๊ทœ์น™ ์„ธํŠธ๋ฅผ ๋งํ•ฉ๋‹ˆ๋‹ค. ์ฃผ์š” ๊ฐœ๋…๋„ค์ž„์ŠคํŽ˜์ด์Šค(Namespace): ๋„คํŠธ์›Œํฌ ํด๋ฆฌ์‹œ๋Š” ํŠน์ • ๋„ค์ž„์ŠคํŽ˜์ด์Šค ๋‚ด์—์„œ๋งŒ ์ ์šฉ๋ผ์š”.๋ ˆ์ด๋ธ”(L.. 2024. 7. 28.
[CKA] KodeKloud - Certificates API ์•ˆ๋…•ํ•˜์„ธ์š”, ์ฏ€๋ฆฌ์ž…๋‹ˆ๋‹ค.์˜ค๋Š˜์€ Certificates API์— ๊ด€ํ•ด ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. https://kubernetes.io/docs/reference/access-authn-authz/certificate-signing-requests/ Certificates and Certificate Signing RequestsKubernetes certificate and trust bundle APIs enable automation of X.509 credential provisioning by providing a programmatic interface for clients of the Kubernetes API to request and obtain X.509 certificates from a Cert.. 2024. 7. 18.
[CKA] KodeKloud - Rolling Updates and Rollbacks ์•ˆ๋…•ํ•˜์„ธ์š”, ์ฏ€๋ฆฌ์ž…๋‹ˆ๋‹ค.์˜ค๋Š˜์€ Application Lifecycle์—์„œ Rolling Updates and Rollbacks์— ๊ด€ํ•ด ์•Œ์•„๋ณด๋Š” ์‹œ๊ฐ„์„ ๊ฐ€์ ธ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.Kubernetes์—์„œ Rolling Update๋ฅผ ๋นผ๋จน์„์ˆœ ์—†์ฃ . ํ•ต์‹ฌ ๊ฐœ๋…์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. https://kubernetes.io/docs/tutorials/kubernetes-basics/update/update-intro/ Performing a Rolling UpdatePerform a rolling update using kubectl.kubernetes.io     Rolling Updates and Rollbacks Rolling Updates (๋ฌด์ค‘๋‹จ ๋ฐฐ)Rolling Updates๋Š” ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์˜ ์ƒˆ๋กœ์šด ๋ฒ„์ „์„ ์ ์ง„์ .. 2024. 7. 1.