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Kubernetes Service(5): Cillium Quick-start w/Hubble UI

Kubernetes Service(5): Cillium Quick-start w/Hubble UI

  • kkumtree
  • 2024-10-26T01:35:59+09:00

๊ทธ๋Ÿผ ๋งค๋ฒˆ ์‹คํŒจ๋งŒ ํ–ˆ๋˜ Cilium ๋ฐฐํฌ๋ฅผ ํ•œ๋ฒˆ ํ•ด๋ณผ๊นŒ์š”? CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, KANS)๋ฅผ ํ†ตํ•ด ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. 1. CSP VM ๊ณจ๋ผ๋ณด๊ธฐ ์ด๋ ‡๊ฒŒ ์“ด ์ด์œ ๋Š” ๊ฒฐ๊ตญ ๋„คํŠธ์›Œํฌ๋ฅผ ์ž˜ ์•Œ์•„์•ผํ•˜๋Š”๋ฐ, ์ž‘๋…„์— ํ•  ๋•Œ โ€ฆ

Why eBPF?

Why eBPF?

  • kkumtree
  • 2024-10-21T19:47:33+09:00

๊ณ ์ณ์•ผํ•  ๋ถ€๋ถ„์ด ๋„ˆ๋ฌด ๋งŽ์•„์„œ ๋‚˜์ค‘์— ํ•ด๋‹น ๋ถ€๋ถ„๋งŒ ๊ธ€์„ ์ž‘์„ฑํ•  ์˜ˆ์ •์ž…๋‹ˆ๋‹ค. ์–ด๋А๋ง ์ด๋ฒˆ ์Šคํ„ฐ๋””๋„ ๋Œ€๋ง์˜ Cilium์„ ๋‹ค๋ฃจ๊ธฐ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค. Cilium์— ์ด๋ ‡๊ฒŒ๋„ (์ €๋ฅผ ํฌํ•จํ•œ) ๋ชจ?๋‘๊ฐ€ ์—ด๊ด‘ํ•˜๋Š”์ง€ ์•Œ์•„๋ณด๊ธฐ ์ „์— ๊ทผ๊ฐ„์ด ๋˜๋Š” eBPF๋ฅผ ๋จผ์ € ๊ฐ€๋ณ๊ฒŒ ์•Œ์•„๋ณด๊ณ  ๊ฐ€๋ คํ•ฉ๋‹ˆ๋‹ค. ์ด ๋•Œ๋Š” ์„ค๋งˆ ํ–ˆ์ง€ โ€ฆ

Kubernetes Service(4): envoy config

  • kkumtree
  • 2024-10-19T16:59:16+09:00

์ •์ /๋™์  ์„ค์ •์„ ์•Œ์•„๋ด…๋‹ˆ๋‹ค. traefik์„ ๋ง›๋ณผ๋•Œ๋Š”, ํ˜ธ๋˜๊ฒŒ ๋ฐ์ธ ๋ถ€๋ถ„์ธ๋ฐ envoy๋Š” ์ƒ๋Œ€์ ์œผ๋กœ ๋ช…๋ฃŒํ–ˆ์Šต๋‹ˆ๋‹ค. CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, KANS)๋ฅผ ํ†ตํ•ด ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. 1. Static โ€ฆ

Kubernetes Service(4): envoy overview

Kubernetes Service(4): envoy overview

  • kkumtree
  • 2024-10-15T10:16:38+09:00

๋”ฐ๋กœ ์Šฅ ์ฐพ์•„๋ณด๋‹ˆ, envoy๋Š” Micro Service Architecture ๋“ฑ ๊ตฌํ˜„๋œ ๋‹จ์œ„ ๊ธฐ๋Šฅ๊ฐ„์˜ ํ†ต์‹ ์„ ์œ„ํ•œ L7 Proxy ๋ผ๊ณ  ํ•ฉ๋‹ˆ๋‹ค. Docker Compose ์ •๋„๋‚˜ ์ผ๋ฐ˜ ์„œ๋น„์Šค์—์„œ๋Š” ๊ตณ์ด ํ•„์š”ํ•˜์ง€๋Š” ์•Š์„ ๊ฒƒ ๊ฐ™์ง€๋งŒ, Service Mesh ํ™˜๊ฒฝ์—์„œ๋Š” ์•Œ์•„๋‘๋ฉด ์ข‹์„ ๊ฒƒ โ€ฆ

Kubernetes Service(3): Ingress(ingress-nginx) w/k3s

Kubernetes Service(3): Ingress(ingress-nginx) w/k3s

  • kkumtree
  • 2024-10-10T22:12:57+09:00

์ง€๋‚œ ํฌ์ŠคํŒ…, Kubernetes Service(2): LoadBalancer(MetalLB)์— ์ด์–ด Ingress Type์„ ๊ฐ€๋ณ๊ฒŒ ์‚ดํŽด๋ณด๊ณ , Ingress-Nginx๋ฅผ ๊ฐ€๋ณ๊ฒŒ ๋ถ™์—ฌ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, โ€ฆ

Kubernetes Service(2): LoadBalancer(MetalLB)

  • kkumtree
  • 2024-10-02T12:54:17+09:00

์ง€๋‚œ ํฌ์ŠคํŒ…, Kubernetes Service(1): ClusterIP/NodePort์— ์ด์–ด LoadBalancer Type์„ ๊ฐ€๋ณ๊ฒŒ ์‚ดํŽด๋ณด๊ณ , MetalLB๋ฅผ ๊ฐ€๋ณ๊ฒŒ ๋ถ™์—ฌ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, โ€ฆ

iptables monitoring with Grafana (Not Completed)

iptables monitoring with Grafana (Not Completed)

  • kkumtree
  • 2024-09-29T13:35:13+09:00

iptables๋ฅผ ์ˆ˜์ง‘ํ•˜์—ฌ Grafana๋กœ ํ‘œํ˜„ํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์•Œ์•„๋ด…๋‹ˆ๋‹ค. CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, KANS)๋ฅผ ํ†ตํ•ด ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. 0. ํ™˜๊ฒฝ ๊ตฌ์„ฑ (kind) ์ž‘์„ฑ์‹œ๊ฐ„ ์ด์Šˆ๋กœ featureGates, โ€ฆ

Kubernetes Service(1): ClusterIP/NodePort

  • kkumtree
  • 2024-09-27T21:28:17+09:00

Kubernetes์˜ (์ปจ์…‰, ํ˜น์€ ์ฝ˜์…‰ํŠธ๋ผ ๋ถˆ๋ฆฌ๋Š”) Concepts ์ค‘์—์„œ Service์˜ ์ฃผ์ œ๋ฅผ ๋‹ค๋ค„๋ด…๋‹ˆ๋‹ค. CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, KANS)๋ฅผ ํ†ตํ•ด ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. Service Docs์— ๋ช…๋ฃŒํ•˜๊ฒŒ ์ ํ˜€ โ€ฆ

Calico Installation in Operator Mode

Calico Installation in Operator Mode

  • kkumtree
  • 2024-09-18T20:52:16+09:00

CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, KANS)๋ฅผ ํ†ตํ•ด ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. ์Šคํ„ฐ๋”” ์ง„ํ–‰ ์‹œ, Manifests๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ Calico๋ฅผ ์„ค์น˜ํ•˜์˜€์œผ๋‚˜, Operator๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์„ค์น˜ํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. ๊ณผ์ œ๋Š” ์•„๋‹ˆ์—ˆ์ง€๋งŒ, โ€ฆ

Calico ๋ฐ ๋ฉ”ํŠธ๋ฆญ ์ˆ˜์ง‘ ๊ตฌ์„ฑ

Calico ๋ฐ ๋ฉ”ํŠธ๋ฆญ ์ˆ˜์ง‘ ๊ตฌ์„ฑ

  • kkumtree
  • 2024-09-15T18:40:22+09:00

CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” K8s Advanced Network Study(์ดํ•˜, KANS)๋ฅผ ํ†ตํ•ด ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. 1. Calico ์„ค์น˜ ์Šคํ„ฐ๋””์—์„œ AWS CF ๋ฐ Calico ์„ค์น˜ ์Šคํฌ๋ฆฝํŠธ(Manifest)๋ฅผ ์ œ๊ณตํ•˜์˜€๊ธฐ์—, ์ด ๋ถ€๋ถ„์€ ์ฐธ๊ณ ๋งŒ ํ•˜์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค. โ€ฆ

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