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์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ์ค‘๊ธ‰

์‹ค์Šต ์‚ฌ์ดํŠธ: https://code-presso.github.io/k8s-im

๋Œ€์ƒ

  • ํด๋ผ์šฐ๋“œ ๋„ค์ดํ‹ฐ๋ธŒ ๊ธฐ์ˆ ์— ๊ด€์‹ฌ์ด ๋งŽ์œผ์‹  ๋ถ„
  • ํšจ์œจ์ ์ธ ์šด์˜ ํ™˜๊ฒฝ์„ ๊ณ ๋ฏผํ•˜์‹œ๋Š” ๋ถ„
  • ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค๋ฅผ ์ด์šฉํ•˜์—ฌ DevOps๋ฅผ ์ˆ˜ํ–‰ํ•˜๋ ค ํ•˜์‹œ๋Š” ๋ถ„

์‹ค์Šตํ™˜๊ฒฝ

  • ์„œ๋ฒ„: ์ตœ์†Œ 3๋Œ€ (master, worker 2)
  • OS: ubuntu 20.04
  • root user (sudo)
  • CPU 2 core / MEM 4G / Disk 50G
  • Public IP ํ•„์ˆ˜ (EC2 / GCE / Azure VM)

์‚ฌ์ „์ง€์‹

  • ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค & ์ปจํ…Œ์ด๋„ˆ ๊ธฐ๋ณธ ์ง€์‹
  • ๋ฆฌ๋ˆ…์Šค ๊ธฐ๋ณธ ์ง€์‹์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. (ssh, vim, apt, curl ๋“ฑ)
  • ๊ฐ„๋‹จํ•œ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์ง€์‹์„ ์š”๊ตฌํ•ฉ๋‹ˆ๋‹ค. ์–ธ์–ด๋Š” ๋ฌด๊ด€ํ•˜์ง€๋งŒ ์ด ์ฑ…์—์„œ๋Š” ํŒŒ์ด์ฌ์„ ์ฃผ๋กœ ๋‹ค๋ฃน๋‹ˆ๋‹ค. ํŒŒ์ด์ฌ์„ ๋ชจ๋ฅด์‹œ๋”๋ผ๋„ ์ „๋ฐ˜์ ์ธ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์ง€์‹๋งŒ์œผ๋กœ๋„ ์ถฉ๋ถ„ํžˆ ์ดํ•ดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • ๊ฐ„๋‹จํ•œ ํด๋ผ์šฐ๋“œ ์ง€์‹์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
  • tmux, screen๊ณผ ๊ฐ™์€ ํ„ฐ๋ฏธ๋„ ๋ฉ€ํ‹ฐํ”Œ๋ž™์„œ๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ํŽธ๋ฆฌํ•ฉ๋‹ˆ๋‹ค.

์‚ฌ์ „์ง€์‹ ํ™•์ธ ์งˆ๋ฌธ

  • ๋„์ปค ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑ ๋ฐ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š”๊ฐ€?
  • kubectl๋ฅผ ์ด์šฉํ•˜์—ฌ nginx Pod, Service๋ฅผ ์ƒ์„ฑํ•  ์ˆ˜ ์žˆ๋Š”๊ฐ€?
  • ๋‹ค์Œ๊ณผ ๊ฐ™์€ Pod Spec์— ๋Œ€ํ•ด์„œ ์ดํ•ดํ•˜๊ณ  ์žˆ๋Š”๊ฐ€?
  • configMap, secret ์—ฐ๊ฒฐ
  • liveness, readiness Prob
  • volumeMount
  • resource control (limit, request)
  • Deployment๋ฅผ ์ด์šฉํ•˜์—ฌ ์ƒˆ๋กœ์šด Pod๋ฅผ rolloutํ•  ์ˆ˜ ์žˆ๋Š”๊ฐ€?

ํ•™์Šต ์ˆœ์„œ

  1. Overview
  2. Kubespray
  3. Helm ํŒจํ‚ค์ง€ ๋งค๋‹ˆ์ €
  4. Ingress
  5. ์Šคํ† ๋ฆฌ์ง€
  6. ๊ณ ๊ธ‰ ์Šค์ผ€์ค„๋ง
  7. ๋ฆฌ์†Œ์Šค ๊ด€๋ฆฌ
  8. ์ ‘๊ทผ์ œ์–ด
  9. ์‚ฌ์šฉ์ž ์ •์˜ ๋ฆฌ์†Œ์Šค
  10. ๋กœ๊น… & ๋ชจ๋‹ˆํ„ฐ๋ง
  11. CI / CD
  12. ์›Œํฌํ”Œ๋กœ์šฐ ๊ด€๋ฆฌ

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