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Vault HA ๋ฐ Metric ์ˆ˜์ง‘ ์„ค์ • - CI/CD ์Šคํ„ฐ๋”” 8์ฃผ์ฐจ

  • kkumtree

2025-12-07T05:59:10+09:00

CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” CI/CD Study 8์ฃผ์ฐจ์—๋Š” Vault์˜ HA(High Availability)์— ๋Œ€ํ•ด ๋‹ค๋ฃจ์—ˆ์Šต๋‹ˆ๋‹ค. ๊ตฌ์„ฑ ๋ฐฉ๋ฒ•์˜ ์ด๋ก ์  ๋ถ€๋ถ„์€ ๋‹จ์ˆœํ–ˆ์œผ๋‚˜, ์˜ˆ์ƒํ•œ ๊ตฌ์„ฑ ๋ฐฉ๋ฒ•๊ณผ ๋‹ฌ๋ผ์„œ ์ œ๊ฐ€ ๋‚˜์ค‘์— ์ฐธ๊ณ ํ•˜๋ ค๊ณ  ๋ถ€์—ฐ์„ค๋ช…์„ ํ•ด๋‘๋ ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ๋”๋ถˆ์–ด ๋Œ€์‹œ๋ณด๋“œ์—์„œ Vault ๊ด€๋ จ ๋ฉ”ํŠธ๋ฆญ์„ ๋ณด๊ณ  ์‹ถ์–ด์„œ, Datadog๊ณผ ์—ฐ๋™ํ•˜์—ฌ ๊ด€์ธกํ•˜์˜€์Šต๋‹ˆ๋‹ค. 0. ์‹ค์Šต ํ™˜๊ฒฝ ์ค€๋น„ ํ•ด๋‹น ๊ตฌ์„ฑ๋“ค์€ ์•„๋ž˜ GitHub์— ํƒ‘์žฌ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. https://github.com/kkumtree/ci-cd-cloudnet-study ์˜ 8w ํด๋” Helm v4 ์ถœ์‹œ ํ›„ ํ•œ ๋‹ฌ๋„ ์•ˆ๋œ ์‹œ์ ์— ์ž‘์„ฑ๋˜์—ˆ๊ธฐ์—, v3์— ํ˜ธํ™˜๋˜๋Š” ์ฐจํŠธ ๋ฒ„์ „์„ ๋ช…์‹œํ•˜์—ฌ ๋ฐฐํฌํ–ˆ์Šต๋‹ˆ๋‹ค. kind ๋ฐฐํฌ์™€ ingress-nginx, ๊ทธ๋ฆฌ๊ณ  vault-worker ๊นŒ์ง€ ๋ฐฐํฌํ•˜๋ฉด, ์•„๋ž˜์™€ ๊ฐ™์€ ๊ตฌ์„ฑ๋„๊ฐ€ ๋ฉ๋‹ˆ๋‹ค.

Vault 101 in Kubernetes - CI/CD ์Šคํ„ฐ๋”” 7์ฃผ์ฐจ

  • kkumtree

2025-11-30T08:59:34+09:00

CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” CI/CD Study 7์ฃผ์ฐจ์—๋Š” Vault๋ฅผ ๋‹ค๋ฃจ์—ˆ์Šต๋‹ˆ๋‹ค. ์ž์„ธํ•œ ์„ค๋ช…์€ ํ•ด๋‹น ๊ณต์‹ ํŽ˜์ด์ง€์—์„œ ํ•ด์ฃผ๊ณ  ์žˆ์ง€๋งŒ, ๊ทธ์ € 1password ๊ฐ™์€ ํŒจ์Šค์›Œ๋“œ ๊ด€๋ฆฌ ์„œ๋น„์Šค๊ฐ€ ์—”๋“œ์œ ์ € ๋Œ€์ƒ์ด๋ผ๋ฉด Vault๋Š” ์ธํ”„๋ผ ๊ด€๋ฆฌ์ž ๋Œ€์ƒ์œผ๋กœ ์‚ฌ์šฉ๋˜๋Š” ๊ฒƒ์œผ๋กœ ์•Œ๊ณ  ์žˆ๋Š” ์ œ๊ฒŒ๋Š” ํฅ๋ฏธ๋กœ์šด ์ฃผ์ฐจ์˜€์Šต๋‹ˆ๋‹ค. ์ด๋ฒˆ ์Šคํ„ฐ๋””์—์„œ๋Š” ๊ณ„์†ํ•ด์„œ kind๋กœ ๋กœ์ปฌ Kubernetes(k8s)๋ฅผ ํ™œ์šฉํ–ˆ๊ธฐ์—, ์ด๋ฒˆ์—๋„ ๋น„์Šทํ•˜๊ฒŒ ๋ฐฐํฌํ•ด๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. 0. ์‹ค์Šต ํ™˜๊ฒฝ ์ค€๋น„ - kind ํด๋Ÿฌ์Šคํ„ฐ ๋ฐฐํฌ ํ•ด๋‹น ๊ตฌ์„ฑ๋“ค์€ ์•„๋ž˜ GitHub์— ํƒ‘์žฌ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. https://github.com/kkumtree/ci-cd-cloudnet-study ์˜ 7w ํด๋” kind create cluster --name vault --image kindest/node:v1.32.8 --config - <<EOF kind: Cluster apiVersion: kind.

ArgoCD Cluster ๋ฐ Prefix ๊ด€๋ฆฌ - CI/CD ์Šคํ„ฐ๋”” 6์ฃผ์ฐจ

  • kkumtree

2025-11-22T20:56:43+09:00

CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” CI/CD Study 6์ฃผ์ฐจ์—๋Š” ArgoCD๋ฅผ ๋งˆ์ง€๋ง‰์œผ๋กœ ๋‹ค๋ฃจ์—ˆ์Šต๋‹ˆ๋‹ค. Cluster๋ฅผ ์ถ”๊ฐ€ํ•ด๋ณด๊ณ  Gitea๋ฅผ ๋ถ™์ด๊ธฐ ์ „์—, ArgoCD๋ฅผ Prefix๋กœ ๋ผ์šฐํŒ…ํ•˜๋ ค๊ณ  ํ–ˆ๋Š”๋ฐ ๋กœ๊ทธ์•„์›ƒํ•˜๊ณ  ๋‚˜์„œ ์›์น˜์•Š๋Š” ๊ฒฝ๋กœ๋กœ ๋น ์ง€๋Š” ๋ฐ”๋žŒ์— ์ด๊ฒƒ์ €๊ฒƒ ์‚ดํŽด๋ณด๊ณ  ์ˆ˜์ •์„ ํ•˜์—ฌ ์›ํ•˜๋Š” ๋Œ€๋กœ ๊ตฌ๋™๋˜๋„๋ก ์…‹์—…ํ–ˆ์Šต๋‹ˆ๋‹ค. 0. ์‹ค์Šต ์ค€๋น„ ํ•ด๋‹น ๊ตฌ์„ฑ๋“ค์€ ์•„๋ž˜ GitHub์— ํƒ‘์žฌ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. https://github.com/kkumtree/ci-cd-cloudnet-study ์˜ 6w ํด๋” ์ด์ „ ํฌ์ŠคํŒ… Tailscale์„ ํƒ€๊ณ , ArgoCD์— ์ ‘๊ทผํ•ด๋ณด๊ธฐ์„ ํ•˜์˜€๋‹ค๋ฉด, ๋ฆฌ์†Œ์Šค ์ •๋ฆฌ๋ฅผ ํ•ฉ๋‹ˆ๋‹ค. kind ๋ฐฐํฌ ์‹œ, ํฌํŠธ ์ ์œ ๋กœ ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค. sudo tailscale serve --tcp 443 off ์ดํ›„ ์‹ค์Šต์„ ์œ„ํ•œ ๋ฐฐํฌ๋ฅผ ํ•ฉ๋‹ˆ๋‹ค.

Tailscale์„ ํƒ€๊ณ , ArgoCD์— ์ ‘๊ทผํ•ด๋ณด๊ธฐ

  • kkumtree

2025-11-17T10:23:03+09:00

์ด์ „ ๊ฒŒ์‹œ๋ฌผ, ArgoCD with Ingress์˜ ๋„๋ฉ”์ธ ์„ค์ •์„ ํ•˜๋‹ค๊ฐ€ ๋ฌธ๋“, Tailscale์˜ serve๊ธฐ๋Šฅ์„ ํ™œ์šฉํ•˜์—ฌ Tailscale ๋‚ด๋ถ€ ๋„คํŠธ์›Œํฌ(์ดํ•˜, tailnet)์—์„œ๋งŒ ์ ‘๊ทผ ๊ฐ€๋Šฅํ•œ ArgoCD ์„œ๋ฒ„๋ฅผ ๊ตฌ์ถ•ํ•˜๋ฉด ๋˜์ง€ ์•Š์„๊นŒ? ํ•˜์—ฌ ๊ตฌ์„ฑํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. kind๋ฅผ ์šด์šฉ ์ค‘์ธ Host์™€ ์ ‘์†ํ•  Client๋“ค์— Tailscale ์„ค์น˜๋˜์–ด ์žˆ์–ด์•ผํ•ฉ๋‹ˆ๋‹ค. 1. Tailscale๊ณผ Serve ์ „ํ†ต์ ์ธ ์ค‘์•™์ง‘์ค‘์‹(Hub-Spoke) VPN์ด ์•„๋ž˜์™€ ๊ฐ™๋‹ค๋ฉด, Tailscale์˜ ๊ฒฝ์šฐ, Mesh ๋„คํŠธ์›Œํฌ์˜ ํ˜•ํƒœ๋ฅผ ๊ฐ€์ง€๋ฉฐ Wireguard๋ฅผ ํ™œ์šฉํ•ฉ๋‹ˆ๋‹ค. ๊ตฌ๋ถ„ ์ „ํ†ต์  ์ค‘์•™์ง‘์ค‘์‹ VPN Tailscale (๋ฉ”์‰ฌ VPN) ๋„คํŠธ์›Œํฌ ๊ตฌ์กฐ ์ค‘์•™ ์„œ๋ฒ„๋ฅผ ํ†ตํ•œ ๋ชจ๋“  ํŠธ๋ž˜ํ”ฝ ๊ฒฝ์œ โ€‹ P2P ์ง์ ‘ ์—ฐ๊ฒฐ, ๋ถ„์‚ฐํ˜• ๋ฉ”์‰ฌ ๋„คํŠธ์›Œํฌโ€‹ ๋ฐ์ดํ„ฐ ๊ฒฝ๋กœ ํด๋ผ์ด์–ธํŠธ โ†’ VPN ์„œ๋ฒ„ โ†’ ๋ชฉ์ ์ง€โ€‹ ํด๋ผ์ด์–ธํŠธ โ†’ ๋ชฉ์ ์ง€ (์ง์ ‘ ์—ฐ๊ฒฐ)โ€‹ ํ”„๋กœํ† ์ฝœ OpenVPN(TCP/UDP), IKEv2, L2TP WireGuard(UDP ๊ธฐ๋ฐ˜) ์„ฑ๋Šฅ ์ค‘์•™ ์„œ๋ฒ„ ๋ณ‘๋ชฉ ๋ฐœ์ƒ, ์ง€์—ฐ ์ฆ๊ฐ€โ€‹ ์ง์ ‘ ์—ฐ๊ฒฐ๋กœ ์ง€์—ฐ ์ตœ์†Œํ™”, ๋น ๋ฅธ ์†๋„ ์„ค์ • ๋ณต์žก๋„ ์„œ๋ฒ„ ๊ตฌ์ถ•, ํฌํŠธ ํฌ์›Œ๋”ฉ ํ•„์š”โ€‹ ๋กœ๊ทธ์ธ๋งŒ์œผ๋กœ ์ฆ‰์‹œ ์‚ฌ์šฉ ๊ฐ€๋Šฅโ€‹ NAT ํ†ต๊ณผ ์ˆ˜๋™ ํฌํŠธ ํฌ์›Œ๋”ฉ ํ•„์š”โ€‹ ์ž๋™ NAT Traversal ์ง€์› ํ™•์žฅ์„ฑ ์„œ๋ฒ„ ์šฉ๋Ÿ‰์— ๋”ฐ๋ผ ์ œํ•œโ€‹ ๊ฐ ๋…ธ๋“œ ๋…๋ฆฝ์ , ํ™•์žฅ ์šฉ์ด ๋ณด์•ˆ ์ค‘์•™ ์„œ๋ฒ„๊ฐ€ ๋ชจ๋“  ํŠธ๋ž˜ํ”ฝ ํ™•์ธ ๊ฐ€๋Šฅโ€‹ ์ข…๋‹จ ๊ฐ„ ์•”ํ˜ธํ™”, P2P ์ „์†กโ€‹ Tailscale์˜ serve์™€ ๊ฐ™์€ ๊ฒฝ์šฐ๋Š”, ngrok์˜ ๊ธฐ๋ณธ ๊ธฐ๋Šฅ๊ณผ ์œ ์‚ฌํ•œ funnel๊ณผ ๋‹ฌ๋ฆฌ

ArgoCD with Ingress - CI/CD ์Šคํ„ฐ๋”” 5์ฃผ์ฐจ

  • kkumtree

2025-11-16T17:38:34+09:00

CloudNet@์—์„œ ์ง„ํ–‰ํ•˜๊ณ  ์žˆ๋Š” CI/CD Study 5์ฃผ์ฐจ์—๋Š” ArgoCD๋ฅผ ์ข€๋” ๋‹ค๋ฃจ์—ˆ์Šต๋‹ˆ๋‹ค. 0. ์‹ค์Šต ์ค€๋น„ ํ•ด๋‹น ๊ตฌ์„ฑ๋“ค์€ ์•„๋ž˜ GitHub์— ํƒ‘์žฌ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. https://github.com/kkumtree/ci-cd-cloudnet-study ์˜ 5w ํด๋” ์šฐ์„  80/443 ํฌํŠธ๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š”์ง€ ํ™•์ธํ•˜์—ฌ์•ผํ•ฉ๋‹ˆ๋‹ค. ์•„๋‹Œ ๊ฒฝ์šฐ, ๋‹ค๋ฅธ ํฌํŠธ๋ฅผ ์‚ฌ์šฉํ•ด์•ผํ•ฉ๋‹ˆ๋‹ค. ์‹ค์ œ๋กœ ํ•ด๋ณด์•˜์„ ๊ฒฝ์šฐ tailscale์ด ํฌํŠธ๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์œผ๋กœ ์˜ค์ธํ•˜์—ฌ ํ•ด๋‹น ์„œ๋น„์Šค๋ฅผ ์ค‘์ง€ํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. ๋‹ค๋งŒ, ๋‹จ์ˆœํžˆ kind YAML์„ ์ž˜๋ชป ์ž‘์„ฑํ•œ ๊ฒƒ์œผ๋กœ ๋ณด์ž…๋‹ˆ๋‹ค. (1) kind ๋ฐ kube-ops-view ์ด๋ฒˆ์—๋Š” Ingress์˜ ๋ฐฐํฌ๋ฅผ ํ•˜๊ธฐ ์œ„ํ•œ ๋ฐ‘์ž‘์—…์œผ๋กœ Control Node์— ๋ผ๋ฒจ๋ง์„ ์ง„ํ–‰ํ•ฉ๋‹ˆ๋‹ค. ์ด๋Š” ๋‹ค์Œ์— ์ด์–ด์งˆ ingress-nginx ๋ฐฐํฌ ์‹œ, nodeSeletor ์กฐ๊ฑด์œผ๋กœ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.

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