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Merge pull request #22082 from kubernetes/dev-1.18-ko.6
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Sixth Korean l10n work for release 1.18
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k8s-ci-robot authored Jun 27, 2020
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17 changes: 8 additions & 9 deletions content/ko/docs/concepts/_index.md
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* [ํŒŒ๋“œ](/ko/docs/concepts/workloads/pods/pod-overview/)
* [์„œ๋น„์Šค](/ko/docs/concepts/services-networking/service/)
* [๋ณผ๋ฅจ](/ko/docs/concepts/storage/volumes/)
* [๋„ค์ž„์ŠคํŽ˜์ด์Šค](/ko/docs/concepts/overview/working-with-objects/namespaces/)
* [๋„ค์ž„์ŠคํŽ˜์ด์Šค(Namespace)](/ko/docs/concepts/overview/working-with-objects/namespaces/)

๋˜ํ•œ, ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค์—๋Š” ๊ธฐ์ดˆ ์˜ค๋ธŒ์ ํŠธ๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ, ๋ถ€๊ฐ€ ๊ธฐ๋Šฅ ๋ฐ ํŽธ์˜ ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•˜๋Š” [์ปจํŠธ๋กค๋Ÿฌ](/ko/docs/concepts/architecture/controller/)์— ์˜์กดํ•˜๋Š” ๋ณด๋‹ค ๋†’์€ ์ˆ˜์ค€์˜ ์ถ”์ƒ ๊ฐœ๋…๋„ ํฌํ•จ๋˜์–ด ์žˆ๋‹ค. ๋‹ค์Œ์ด ํฌํ•จ๋œ๋‹ค.

* [๋””ํ”Œ๋กœ์ด๋จผํŠธ](/ko/docs/concepts/workloads/controllers/deployment/)
* [๋ฐ๋ชฌ ์…‹](/ko/docs/concepts/workloads/controllers/daemonset/)
* [์Šคํ…Œ์ดํŠธํ’€ ์…‹](/ko/docs/concepts/workloads/controllers/statefulset/)
* [๋ ˆํ”Œ๋ฆฌ์นด ์…‹](/ko/docs/concepts/workloads/controllers/replicaset/)
* [์žก](/ko/docs/concepts/workloads/controllers/jobs-run-to-completion/)
* [๋””ํ”Œ๋กœ์ด๋จผํŠธ(Deployment)](/ko/docs/concepts/workloads/controllers/deployment/)
* [๋ฐ๋ชฌ์…‹(DaemonSet)](/ko/docs/concepts/workloads/controllers/daemonset/)
* [์Šคํ…Œ์ดํŠธํ’€์…‹(StatefulSet)](/ko/docs/concepts/workloads/controllers/statefulset/)
* [๋ ˆํ”Œ๋ฆฌ์นด์…‹(ReplicaSet)](/ko/docs/concepts/workloads/controllers/replicaset/)
* [์žก(Job)](/ko/docs/concepts/workloads/controllers/jobs-run-to-completion/)

## ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ

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๊ฐœ๋… ํŽ˜์ด์ง€๋ฅผ ์ž‘์„ฑํ•˜๊ธฐ๋ฅผ ์›ํ•˜๋ฉด,
๊ฐœ๋… ํŽ˜์ด์ง€ ์œ ํ˜•๊ณผ ๊ฐœ๋… ํ…œํ”Œ๋ฆฟ์— ๋Œ€ํ•œ ์ •๋ณด๊ฐ€ ์žˆ๋Š”
[ํŽ˜์ด์ง€ ํ…œํ”Œ๋ฆฟ ์‚ฌ์šฉํ•˜๊ธฐ](/docs/home/contribute/page-templates/)๋ฅผ ์ฐธ์กฐํ•œ๋‹ค.

๊ฐœ๋… ํŽ˜์ด์ง€ ์œ ํ˜•์— ๋Œ€ํ•œ ์ •๋ณด๊ฐ€ ์žˆ๋Š”
[ํŽ˜์ด์ง€ ์ปจํ…์ธ  ์œ ํ˜•](/docs/contribute/style/page-content-types/#concept)์„ ์ฐธ์กฐํ•œ๋‹ค.

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<!-- body -->

## ๋””์ž์ธ
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ํ”„๋กœ์„ธ์Šค์— ์—ฌ๋Ÿฌ {{< glossary_tooltip text="์ปจํŠธ๋กค๋Ÿฌ" term_id="controller" >}}๋ฅผ
๊ตฌํ˜„ํ•œ๋‹ค.


{{< note >}}
๋˜ํ•œ ์‚ฌ์šฉ์ž๋Š” ํด๋ผ์šฐ๋“œ ์ปจํŠธ๋กค๋Ÿฌ ๋งค๋‹ˆ์ €๋ฅผ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์˜ ์ผ๋ถ€๊ฐ€ ์•„๋‹Œ ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค
{{< glossary_tooltip text="์• ๋“œ์˜จ" term_id="addons" >}}์œผ๋กœ
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<!-- body -->

## ๋…ธ๋“œ์—์„œ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์œผ๋กœ์˜ ํ†ต์‹ 
๋…ธ๋“œ์—์„œ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ๊นŒ์ง€์˜ ๋ชจ๋“  ํ†ต์‹  ๊ฒฝ๋กœ๋Š” API ์„œ๋ฒ„์—์„œ ์ข…๋ฃŒ๋œ๋‹ค(๋‹ค๋ฅธ ๋งˆ์Šคํ„ฐ ์ปดํฌ๋„ŒํŠธ ์ค‘ ์–ด๋Š ๊ฒƒ๋„ ์›๊ฒฉ ์„œ๋น„์Šค๋ฅผ ๋…ธ์ถœํ•˜๋„๋ก ์„ค๊ณ„๋˜์ง€ ์•Š์•˜๋‹ค). ์ผ๋ฐ˜์ ์ธ ๋ฐฐํฌ์—์„œ API ์„œ๋ฒ„๋Š” ํ•˜๋‚˜ ์ด์ƒ์˜ ํด๋ผ์ด์–ธํŠธ [์ธ์ฆ](/docs/reference/access-authn-authz/authentication/) ํ˜•์‹์ด ํ™œ์„ฑํ™”๋œ ๋ณด์•ˆ HTTPS ํฌํŠธ(443)์—์„œ ์›๊ฒฉ ์—ฐ๊ฒฐ์„ ์ˆ˜์‹ ํ•˜๋„๋ก ๊ตฌ์„ฑ๋œ๋‹ค.
์ฟ ๋ฒ„๋„คํ‹ฐ์Šค์—๋Š” "ํ—ˆ๋ธŒ ์•ค ์Šคํฌํฌ(hub-and-spoke)" API ํŒจํ„ด์„ ๊ฐ€์ง€๊ณ  ์žˆ๋‹ค. ๋…ธ๋“œ(๋˜๋Š” ๋…ธ๋“œ์—์„œ ์‹คํ–‰๋˜๋Š” ํŒŒ๋“œ๋“ค)์˜ ๋ชจ๋“  API ์‚ฌ์šฉ์€ API ์„œ๋ฒ„์—์„œ ์ข…๋ฃŒ๋œ๋‹ค(๋‹ค๋ฅธ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ ์ปดํฌ๋„ŒํŠธ ์ค‘ ์–ด๋Š ๊ฒƒ๋„ ์›๊ฒฉ ์„œ๋น„์Šค๋ฅผ ๋…ธ์ถœํ•˜๋„๋ก ์„ค๊ณ„๋˜์ง€ ์•Š์•˜๋‹ค). API ์„œ๋ฒ„๋Š” ํ•˜๋‚˜ ์ด์ƒ์˜ ํด๋ผ์ด์–ธํŠธ [์ธ์ฆ](/docs/reference/access-authn-authz/authentication/) ํ˜•์‹์ด ํ™œ์„ฑํ™”๋œ ๋ณด์•ˆ HTTPS ํฌํŠธ(์ผ๋ฐ˜์ ์œผ๋กœ 443)์—์„œ ์›๊ฒฉ ์—ฐ๊ฒฐ์„ ์ˆ˜์‹ ํ•˜๋„๋ก ๊ตฌ์„ฑ๋œ๋‹ค.
ํŠนํžˆ [์ต๋ช…์˜ ์š”์ฒญ](/docs/reference/access-authn-authz/authentication/#anonymous-requests) ๋˜๋Š” [์„œ๋น„์Šค ์–ด์นด์šดํŠธ ํ† ํฐ](/docs/reference/access-authn-authz/authentication/#service-account-tokens)์ด ํ—ˆ์šฉ๋˜๋Š” ๊ฒฝ์šฐ, ํ•˜๋‚˜ ์ด์ƒ์˜ [๊ถŒํ•œ ๋ถ€์—ฌ](/docs/reference/access-authn-authz/authorization/) ํ˜•์‹์„ ์‚ฌ์šฉํ•ด์•ผ ํ•œ๋‹ค.

๋…ธ๋“œ๋Š” ์œ ํšจํ•œ ํด๋ผ์ด์–ธํŠธ ์ž๊ฒฉ ์ฆ๋ช…๊ณผ ํ•จ๊ป˜ API ์„œ๋ฒ„์— ์•ˆ์ „ํ•˜๊ฒŒ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ๋„๋ก ํด๋Ÿฌ์Šคํ„ฐ์— ๋Œ€ํ•œ ๊ณต๊ฐœ ๋ฃจํŠธ ์ธ์ฆ์„œ๋กœ ํ”„๋กœ๋น„์ „ํ•ด์•ผ ํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ๊ธฐ๋ณธ GKE ๋ฐฐํฌ์—์„œ, kubelet์— ์ œ๊ณต๋˜๋Š” ํด๋ผ์ด์–ธํŠธ ์ž๊ฒฉ ์ฆ๋ช…์€ ํด๋ผ์ด์–ธํŠธ ์ธ์ฆ์„œ ํ˜•์‹์ด๋‹ค. kubelet ํด๋ผ์ด์–ธํŠธ ์ธ์ฆ์„œ์˜ ์ž๋™ ํ”„๋กœ๋น„์ €๋‹์€ [kubelet TLS ๋ถ€ํŠธ์ŠคํŠธ๋žฉ](/docs/reference/command-line-tools-reference/kubelet-tls-bootstrapping/)์„ ์ฐธ๊ณ ํ•œ๋‹ค.
Expand All @@ -28,9 +28,11 @@ API ์„œ๋ฒ„์— ์—ฐ๊ฒฐํ•˜๋ ค๋Š” ํŒŒ๋“œ๋Š” ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค๊ฐ€ ๊ณต๊ฐœ ๋ฃจํŠธ ์ธ์ฆ
๊ฒฐ๊ณผ์ ์œผ๋กœ, ๋…ธ๋“œ ๋ฐ ๋…ธ๋“œ์—์„œ ์‹คํ–‰๋˜๋Š” ํŒŒ๋“œ์—์„œ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์œผ๋กœ ์—ฐ๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ๊ธฐ๋ณธ ์ž‘๋™ ๋ชจ๋“œ๋Š” ๊ธฐ๋ณธ์ ์œผ๋กœ ๋ณดํ˜ธ๋˜๋ฉฐ ์‹ ๋ขฐํ•  ์ˆ˜ ์—†๋Š” ๋„คํŠธ์›Œํฌ ๋ฐ/๋˜๋Š” ๊ณต์šฉ ๋„คํŠธ์›Œํฌ์—์„œ ์‹คํ–‰๋  ์ˆ˜ ์žˆ๋‹ค.

## ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์—์„œ ๋…ธ๋“œ๋กœ์˜ ํ†ต์‹ 

์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ(API ์„œ๋ฒ„)์—์„œ ๋…ธ๋“œ๋กœ๋Š” ๋‘ ๊ฐ€์ง€ ๊ธฐ๋ณธ ํ†ต์‹  ๊ฒฝ๋กœ๊ฐ€ ์žˆ๋‹ค. ์ฒซ ๋ฒˆ์งธ๋Š” API ์„œ๋ฒ„์—์„œ ํด๋Ÿฌ์Šคํ„ฐ์˜ ๊ฐ ๋…ธ๋“œ์—์„œ ์‹คํ–‰๋˜๋Š” kubelet ํ”„๋กœ์„ธ์Šค์ด๋‹ค. ๋‘ ๋ฒˆ์งธ๋Š” API ์„œ๋ฒ„์˜ ํ”„๋ก์‹œ ๊ธฐ๋Šฅ์„ ํ†ตํ•ด API ์„œ๋ฒ„์—์„œ ๋ชจ๋“  ๋…ธ๋“œ, ํŒŒ๋“œ ๋˜๋Š” ์„œ๋น„์Šค์— ์ด๋ฅด๋Š” ๊ฒƒ์ด๋‹ค.

### API ์„œ๋ฒ„์—์„œ kubelet์œผ๋กœ์˜ ํ†ต์‹ 

API ์„œ๋ฒ„์—์„œ kubelet์œผ๋กœ์˜ ์—ฐ๊ฒฐ์€ ๋‹ค์Œ์˜ ์šฉ๋„๋กœ ์‚ฌ์šฉ๋œ๋‹ค.

* ํŒŒ๋“œ์— ๋Œ€ํ•œ ๋กœ๊ทธ๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค.
Expand Down Expand Up @@ -58,9 +60,10 @@ API ์„œ๋ฒ„์—์„œ ๋…ธ๋“œ, ํŒŒ๋“œ ๋˜๋Š” ์„œ๋น„์Šค๋กœ์˜ ์—ฐ๊ฒฐ์€ ๊ธฐ๋ณธ์ ์œผ๋กœ
SSH ํ„ฐ๋„์€ ํ˜„์žฌ ๋” ์ด์ƒ ์‚ฌ์šฉ๋˜์ง€ ์•Š์œผ๋ฏ€๋กœ ์ˆ˜ํ–‰ ์ค‘์ธ ์ž‘์—…์ด ์–ด๋–ค ๊ฒƒ์ธ์ง€ ๋ชจ๋ฅธ๋‹ค๋ฉด ์‚ฌ์šฉํ•˜๋ฉด ์•ˆ๋œ๋‹ค. Konnectivity ์„œ๋น„์Šค๋Š” ์ด ํ†ต์‹  ์ฑ„๋„์„ ๋Œ€์ฒดํ•œ๋‹ค.

### Konnectivity ์„œ๋น„์Šค

{{< feature-state for_k8s_version="v1.18" state="beta" >}}

SSH ํ„ฐ๋„์„ ๋Œ€์ฒดํ•˜๋Š” Konnectivity ์„œ๋น„์Šค๋Š” ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์—์„œ ํด๋Ÿฌ์Šคํ„ฐ ํ†ต์‹ ์— TCP ๋ ˆ๋ฒจ ํ”„๋ก์‹œ๋ฅผ ์ œ๊ณตํ•œ๋‹ค. Konnectivity๋Š” ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ ๋„คํŠธ์›Œํฌ์™€ ๋…ธ๋“œ ๋„คํŠธ์›Œํฌ์—์„œ ๊ฐ๊ฐ ์‹คํ–‰๋˜๋Š” Konnectivity ์„œ๋ฒ„์™€ Konnectivity ์—์ด์ „ํŠธ์˜ ๋‘ ๋ถ€๋ถ„์œผ๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. Konnectivity ์—์ด์ „ํŠธ๋Š” Konnectivity ์„œ๋ฒ„์— ๋Œ€ํ•œ ์—ฐ๊ฒฐ์„ ์‹œ์ž‘ํ•˜๊ณ  ์—ฐ๊ฒฐ์„ ์œ ์ง€ํ•œ๋‹ค.
๊ทธ๋Ÿฐ ๋‹ค์Œ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์—์„œ ๋…ธ๋“œ๋กœ์˜ ๋ชจ๋“  ํŠธ๋ž˜ํ”ฝ์€ ์ด ์—ฐ๊ฒฐ์„ ํ†ต๊ณผํ•œ๋‹ค.
SSH ํ„ฐ๋„์„ ๋Œ€์ฒดํ•˜๋Š” Konnectivity ์„œ๋น„์Šค๋Š” ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์—์„œ ํด๋Ÿฌ์Šคํ„ฐ ํ†ต์‹ ์— TCP ๋ ˆ๋ฒจ ํ”„๋ก์‹œ๋ฅผ ์ œ๊ณตํ•œ๋‹ค. Konnectivity ์„œ๋น„์Šค๋Š” ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ ๋„คํŠธ์›Œํฌ์™€ ๋…ธ๋“œ ๋„คํŠธ์›Œํฌ์—์„œ ๊ฐ๊ฐ ์‹คํ–‰๋˜๋Š” Konnectivity ์„œ๋ฒ„์™€ Konnectivity ์—์ด์ „ํŠธ์˜ ๋‘ ๋ถ€๋ถ„์œผ๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. Konnectivity ์—์ด์ „ํŠธ๋Š” Konnectivity ์„œ๋ฒ„์— ๋Œ€ํ•œ ์—ฐ๊ฒฐ์„ ์‹œ์ž‘ํ•˜๊ณ  ๋„คํŠธ์›Œํฌ ์—ฐ๊ฒฐ์„ ์œ ์ง€ํ•œ๋‹ค.
Konnectivity ์„œ๋น„์Šค๋ฅผ ํ™œ์„ฑํ™”ํ•œ ํ›„, ๋ชจ๋“  ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์—์„œ ๋…ธ๋“œ๋กœ์˜ ํŠธ๋ž˜ํ”ฝ์€ ์ด ์—ฐ๊ฒฐ์„ ํ†ต๊ณผํ•œ๋‹ค.

ํด๋Ÿฌ์Šคํ„ฐ์—์„œ ์„ค์ •ํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด์„œ๋Š” [Konnectivity ์„œ๋น„์Šค ์„ค์ •](/docs/tasks/setup-konnectivity/)์„ ์ฐธ์กฐํ•œ๋‹ค.
[Konnectivity ์„œ๋น„์Šค ํƒœ์Šคํฌ](/docs/tasks/extend-kubernetes/setup-konnectivity/)์— ๋”ฐ๋ผ ํด๋Ÿฌ์Šคํ„ฐ์—์„œ Konnectivity ์„œ๋น„์Šค๋ฅผ ์„ค์ •ํ•œ๋‹ค.
2 changes: 1 addition & 1 deletion content/ko/docs/concepts/architecture/controller.md
Original file line number Diff line number Diff line change
Expand Up @@ -48,7 +48,7 @@ weight: 30
๋‚ด์žฅ ์ปจํŠธ๋กค๋Ÿฌ์˜ ์˜ˆ์‹œ์ด๋‹ค. ๋‚ด์žฅ ์ปจํŠธ๋กค๋Ÿฌ๋Š” ํด๋Ÿฌ์Šคํ„ฐ API ์„œ๋ฒ„์™€
์ƒํ˜ธ ์ž‘์šฉํ•˜๋ฉฐ ์ƒํƒœ๋ฅผ ๊ด€๋ฆฌํ•œ๋‹ค.

์žก์€ ๋‹จ์ผ {{< glossary_tooltip term_id="pod" >}} ๋˜๋Š” ์—ฌ๋Ÿฌ ํŒŒ๋“œ๋ฅผ ์‹คํ–‰ํ•˜๊ณ ,
์žก์€ ๋‹จ์ผ {{< glossary_tooltip text="ํŒŒ๋“œ" term_id="pod" >}} ๋˜๋Š” ์—ฌ๋Ÿฌ ํŒŒ๋“œ๋ฅผ ์‹คํ–‰ํ•˜๊ณ ,
์ž‘์—…์„ ์ˆ˜ํ–‰ํ•œ ๋‹ค์Œ ์ค‘์ง€ํ•˜๋Š”
์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋ฆฌ์†Œ์Šค ์ด๋‹ค.

Expand Down
18 changes: 12 additions & 6 deletions content/ko/docs/concepts/architecture/nodes.md
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Expand Up @@ -31,7 +31,8 @@ weight: 10
1. ๋…ธ๋“œ์˜ kubelet์œผ๋กœ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์— ์ž์ฒด ๋“ฑ๋ก
2. ์‚ฌ์šฉ์ž ๋˜๋Š” ๋‹ค๋ฅธ ์‚ฌ์šฉ์ž๊ฐ€ ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ˆ˜๋™์œผ๋กœ ์ถ”๊ฐ€

๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ ๋˜๋Š” ๋…ธ๋“œ์˜ kubelet์œผ๋กœ ์ž์ฒด ๋“ฑ๋กํ•œ ํ›„ ์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์€ ์ƒˆ ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ๊ฐ€ ์œ ํšจํ•œ์ง€ ํ™•์ธํ•œ๋‹ค.
๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ ๋˜๋Š” ๋…ธ๋“œ์˜ kubelet์œผ๋กœ ์ž์ฒด ๋“ฑ๋กํ•œ ํ›„
์ปจํŠธ๋กค ํ”Œ๋ ˆ์ธ์€ ์ƒˆ ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ๊ฐ€ ์œ ํšจํ•œ์ง€ ํ™•์ธํ•œ๋‹ค.
์˜ˆ๋ฅผ ๋“ค์–ด ๋‹ค์Œ JSON ๋งค๋‹ˆํŽ˜์ŠคํŠธ์—์„œ ๋…ธ๋“œ๋ฅผ ๋งŒ๋“ค๋ ค๋Š” ๊ฒฝ์šฐ์ด๋‹ค.

```json
Expand Down Expand Up @@ -61,7 +62,8 @@ kubelet์ด ๋…ธ๋“œ์˜ `metadata.name` ํ•„๋“œ์™€ ์ผ์น˜ํ•˜๋Š” API ์„œ๋ฒ„์— ๋“ฑ๋ก
๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ๋ฅผ ๋ช…์‹œ์ ์œผ๋กœ ์‚ญ์ œํ•ด์•ผํ•œ๋‹ค.
{{< /note >}}

๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด๋ฆ„์€ ์œ ํšจํ•œ [DNS ์„œ๋ธŒ๋„๋ฉ”์ธ ์ด๋ฆ„](/ko/docs/concepts/overview/working-with-objects/names/#dns-์„œ๋ธŒ๋„๋ฉ”์ธ-์ด๋ฆ„๋“ค)์ด์–ด์•ผ ํ•œ๋‹ค.
๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด๋ฆ„์€ ์œ ํšจํ•œ
[DNS ์„œ๋ธŒ๋„๋ฉ”์ธ ์ด๋ฆ„](/ko/docs/concepts/overview/working-with-objects/names/#dns-์„œ๋ธŒ๋„๋ฉ”์ธ-์ด๋ฆ„๋“ค)์ด์–ด์•ผ ํ•œ๋‹ค.

### ๋…ธ๋“œ์— ๋Œ€ํ•œ ์ž์ฒด-๋“ฑ๋ก

Expand All @@ -73,7 +75,9 @@ kubelet ํ”Œ๋ž˜๊ทธ `--register-node`๋Š” ์ฐธ(๊ธฐ๋ณธ๊ฐ’)์ผ ๊ฒฝ์šฐ, kubelet ์€ API
- `--kubeconfig` - apiserver์— ์Šค์Šค๋กœ ์ธ์ฆํ•˜๊ธฐ ์œ„ํ•œ ์ž๊ฒฉ์ฆ๋ช…์— ๋Œ€ํ•œ ๊ฒฝ๋กœ.
- `--cloud-provider` - ์ž์‹ ์— ๋Œ€ํ•œ ๋ฉ”ํ„ฐ๋ฐ์ดํ„ฐ๋ฅผ ์ฝ๊ธฐ ์œ„ํ•ด ์–ด๋–ป๊ฒŒ {{< glossary_tooltip text="ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž" term_id="cloud-provider" >}}์™€ ์†Œํ†ตํ• ์ง€์— ๋Œ€ํ•œ ๋ฐฉ๋ฒ•.
- `--register-node` - ์ž๋™์œผ๋กœ API ์„œ๋ฒ„์— ๋“ฑ๋ก.
- `--register-with-taints` - ์ฃผ์–ด์ง„ taint ๋ฆฌ์ŠคํŠธ (์ฝค๋งˆ๋กœ ๋ถ„๋ฆฌ๋œ `<key>=<value>:<effect>`)๋ฅผ ๊ฐ€์ง„ ๋…ธ๋“œ ๋“ฑ๋ก. `register-node`๊ฐ€ ๊ฑฐ์ง“์ด๋ฉด ๋™์ž‘ ์•ˆํ•จ.
- `--register-with-taints` - ์ฃผ์–ด์ง„ {{< glossary_tooltip text="ํ…Œ์ธํŠธ(taint)" term_id="taint" >}} ๋ฆฌ์ŠคํŠธ(์ฝค๋งˆ๋กœ ๋ถ„๋ฆฌ๋œ `<key>=<value>:<effect>`)๋ฅผ ๊ฐ€์ง„ ๋…ธ๋“œ ๋“ฑ๋ก.

`register-node`๊ฐ€ ๊ฑฐ์ง“์ด๋ฉด ๋™์ž‘ ์•ˆ ํ•จ.
- `--node-ip` - ๋…ธ๋“œ์˜ IP ์ฃผ์†Œ.
- `--node-labels` - ํด๋Ÿฌ์Šคํ„ฐ์— ๋…ธ๋“œ๋ฅผ ๋“ฑ๋กํ•  ๋•Œ ์ถ”๊ฐ€ ํ•  {{< glossary_tooltip text="๋ ˆ์ด๋ธ”" term_id="label" >}}([NodeRestriction admission plugin](/docs/reference/access-authn-authz/admission-controllers/#noderestriction)์— ์˜ํ•ด ์ ์šฉ๋˜๋Š” ๋ ˆ์ด๋ธ” ์ œํ•œ ์‚ฌํ•ญ ์ฐธ๊ณ ).
- `--node-status-update-frequency` - ์–ผ๋งˆ๋‚˜ ์ž์ฃผ kubelet์ด ๋งˆ์Šคํ„ฐ์— ๋…ธ๋“œ ์ƒํƒœ๋ฅผ ๊ฒŒ์‹œํ•  ์ง€ ์ •์˜.
Expand Down Expand Up @@ -188,6 +192,9 @@ apiserver๋กœ๋ถ€ํ„ฐ ์‚ญ์ œ๋˜์–ด ๊ทธ ์ด๋ฆ„์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒฐ๊ณผ๋ฅผ ๋‚ณ
์Šค์ผ€์ค„๋Ÿฌ๋Š” ํŒŒ๋“œ๋ฅผ ๋…ธ๋“œ์— ํ• ๋‹น ํ•  ๋•Œ ๋…ธ๋“œ์˜ ํ…Œ์ธํŠธ๋ฅผ ๊ณ ๋ คํ•œ๋‹ค.
๋˜ํ•œ ํŒŒ๋“œ๋Š” ๋…ธ๋“œ์˜ ํ…Œ์ธํŠธ๋ฅผ ๊ทน๋ณต(tolerate)ํ•  ์ˆ˜ ์žˆ๋Š” ํ†จ๋Ÿฌ๋ ˆ์ด์…˜(toleration)์„ ๊ฐ€์งˆ ์ˆ˜ ์žˆ๋‹ค.

์ž์„ธํ•œ ๋‚ด์šฉ์€
[์ปจ๋””์…˜๋ณ„ ๋…ธ๋“œ ํ…Œ์ธํŠธํ•˜๊ธฐ](/ko/docs/concepts/scheduling-eviction/taint-and-toleration/#์ปจ๋””์…˜๋ณ„-๋…ธ๋“œ-ํ…Œ์ธํŠธํ•˜๊ธฐ)๋ฅผ ์ฐธ์กฐํ•œ๋‹ค.

### ์šฉ๋Ÿ‰๊ณผ ํ• ๋‹น๊ฐ€๋Šฅ {#capacity}

๋…ธ๋“œ ์ƒ์— ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ๋ฆฌ์†Œ์Šค๋ฅผ ๋‚˜ํƒ€๋‚ธ๋‹ค. ๋ฆฌ์†Œ์Šค์—๋Š” CPU, ๋ฉ”๋ชจ๋ฆฌ ๊ทธ๋ฆฌ๊ณ 
Expand All @@ -201,7 +208,7 @@ apiserver๋กœ๋ถ€ํ„ฐ ์‚ญ์ œ๋˜์–ด ๊ทธ ์ด๋ฆ„์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒฐ๊ณผ๋ฅผ ๋‚ณ
[์ปดํ“จํŒ… ๋ฆฌ์†Œ์Šค ์˜ˆ์•ฝ](/docs/tasks/administer-cluster/reserve-compute-resources/#node-allocatable)ํ•˜๋Š” ๋ฐฉ๋ฒ•์„
๋ฐฐ์šฐ๋Š” ๋™์•ˆ ์šฉ๋Ÿ‰ ๋ฐ ํ• ๋‹น๊ฐ€๋Šฅ ๋ฆฌ์†Œ์Šค์— ๋Œ€ํ•ด ์ž์„ธํžˆ ์ฝ์–ด๋ณด์ž.

### ์ •๋ณด {#info}
### ์ •๋ณด

์ปค๋„ ๋ฒ„์ „, ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋ฒ„์ „ (kubelet๊ณผ kube-proxy ๋ฒ„์ „), (์‚ฌ์šฉํ•˜๋Š” ๊ฒฝ์šฐ) Docker ๋ฒ„์ „, OS ์ด๋ฆ„๊ณผ ๊ฐ™์€๋…ธ๋“œ์— ๋Œ€ํ•œ ์ผ๋ฐ˜์ ์ธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค€๋‹ค.
์ด ์ •๋ณด๋Š” Kubelet์— ์˜ํ•ด ๋…ธ๋“œ๋กœ๋ถ€ํ„ฐ ์ˆ˜์ง‘๋œ๋‹ค.
Expand Down Expand Up @@ -285,6 +292,7 @@ kubelet์€ `NodeStatus` ์™€ ๋ฆฌ์Šค ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๊ณ  ์—…๋ฐ์ดํŠธ ํ• 
{{< glossary_tooltip text="ํ…Œ์ธํŠธ" term_id="taint" >}}๋ฅผ ์ถ”๊ฐ€ํ•œ๋‹ค.
์ด๋Š” ์Šค์ผ€์ค„๋Ÿฌ๊ฐ€ ๋น„์ •์ƒ์ ์ธ ๋…ธ๋“œ์— ํŒŒ๋“œ๋ฅผ ๋ฐฐ์น˜ํ•˜์ง€ ์•Š๊ฒŒ ๋œ๋‹ค.


{{< caution >}}
`kubectl cordon` ์€ ๋…ธ๋“œ๋ฅผ 'unschedulable'๋กœ ํ‘œ๊ธฐํ•˜๋Š”๋ฐ, ์ด๋Š”
์„œ๋น„์Šค ์ปจํŠธ๋กค๋Ÿฌ๊ฐ€ ์ด์ „์— ์ž๊ฒฉ ์žˆ๋Š” ๋กœ๋“œ๋ฐธ๋Ÿฐ์„œ ๋…ธ๋“œ ๋Œ€์ƒ ๋ชฉ๋ก์—์„œ ํ•ด๋‹น ๋…ธ๋“œ๋ฅผ ์ œ๊ฑฐํ•˜๊ธฐ์—
Expand Down Expand Up @@ -318,7 +326,6 @@ kubelet์€ `NodeStatus` ์™€ ๋ฆฌ์Šค ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๊ณ  ์—…๋ฐ์ดํŠธ ํ• 
`TopologyManager`
[๊ธฐ๋Šฅ ๊ฒŒ์ดํŠธ(feature gate)](/docs/reference/command-line-tools-reference/feature-gates/)๋ฅผ
ํ™œ์„ฑํ™” ์‹œ์ผœ๋‘๋ฉด, kubelet์ด ๋ฆฌ์†Œ์Šค ํ• ๋‹น ๊ฒฐ์ •์„ ํ•  ๋•Œ ํ† ํด๋กœ์ง€ ํžŒํŠธ๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค.

์ž์„ธํ•œ ๋‚ด์šฉ์€
[๋…ธ๋“œ์˜ ์ปจํŠธ๋กค ํ† ํด๋กœ์ง€ ๊ด€๋ฆฌ ์ •์ฑ…](/docs/tasks/administer-cluster/topology-manager/)์„ ๋ณธ๋‹ค.

Expand All @@ -331,4 +338,3 @@ kubelet์€ `NodeStatus` ์™€ ๋ฆฌ์Šค ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๊ณ  ์—…๋ฐ์ดํŠธ ํ• 
์„น์…˜์„ ์ฝ์–ด๋ณธ๋‹ค.
* [ํ…Œ์ธํŠธ์™€ ํ†จ๋Ÿฌ๋ ˆ์ด์…˜](/ko/docs/concepts/configuration/taint-and-toleration/)์„ ์ฝ์–ด๋ณธ๋‹ค.
* [ํด๋Ÿฌ์Šคํ„ฐ ์˜คํ† ์Šค์ผ€์ผ๋ง](/ko/docs/tasks/administer-cluster/cluster-management/#ํด๋Ÿฌ์Šคํ„ฐ-์˜คํ† ์Šค์ผ€์ผ๋ง)์„ ์ฝ์–ด๋ณธ๋‹ค.

Original file line number Diff line number Diff line change
Expand Up @@ -134,13 +134,13 @@ CloudStack ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž๋Š” ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด
GCE ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž๋Š” ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด๋ฆ„์œผ๋กœ ๋…ธ๋“œ์˜ (kubelet์— ์˜ํ•ด ๊ฒฐ์ •๋˜๊ฑฐ๋‚˜ `--hostname-override` ๋กœ ์žฌ์ •์˜๋œ) ํ˜ธ์ŠคํŠธ ์ด๋ฆ„์„ ์‚ฌ์šฉํ•œ๋‹ค.
์ฐธ๊ณ ๋กœ ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์ด๋ฆ„์˜ ์ฒซ ๋ฒˆ์งธ ์„ธ๊ทธ๋จผํŠธ๋Š” GCE ์ธ์Šคํ„ด์Šค ์ด๋ฆ„๊ณผ ์ผ์น˜ํ•ด์•ผ ํ•œ๋‹ค(์˜ˆ: `kubernetes-node-2.c.my-proj.internal` ์ด๋ฆ„์ด ์ง€์ •๋œ ๋…ธ๋“œ๋Š” `kubernetes-node-2` ์ด๋ฆ„์ด ์ง€์ •๋œ ์ธ์Šคํ„ด์Šค์— ํ•ด๋‹นํ•ด์•ผ ํ•จ).

## HUAWEI ํด๋ผ์šฐ๋“œ
## HUAWEI CLOUD

์™ธ๋ถ€ ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž๋ฅผ ์‚ฌ์šฉํ•˜๋ ค๋Š” ๊ฒฝ์šฐ, ํ•ด๋‹น ๋ฆฌํฌ์ง€ํ„ฐ๋ฆฌ๋Š” [kubernetes-sigs/cloud-provider-huaweicloud](https://github.com/kubernetes-sigs/cloud-provider-huaweicloud)์ด๋‹ค.

### ๋…ธ๋“œ ์ด๋ฆ„

HUAWEI ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž๋Š” ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด๋ฆ„์œผ๋กœ ๋…ธ๋“œ์˜ ํ”„๋ผ์ด๋น— IP ์ฃผ์†Œ๊ฐ€ ํ•„์š”ํ•˜๋‹ค.
HUAWEI CLOUD ์ œ๊ณต์ž๋Š” ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด๋ฆ„์œผ๋กœ ๋…ธ๋“œ์˜ ํ”„๋ผ์ด๋น— IP ์ฃผ์†Œ๊ฐ€ ํ•„์š”ํ•˜๋‹ค.
๋…ธ๋“œ์—์„œ kubelet์„ ์‹œ์ž‘ํ•  ๋•Œ ๋ฐ˜๋“œ์‹œ `--hostname-override=<node private IP>` ๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.

## OpenStack
Expand Down Expand Up @@ -415,6 +415,7 @@ Baidu ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž๋Š” ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์˜ค๋ธŒ์ ํŠธ์˜ ์ด๋ฆ„์œผ
์ฐธ๊ณ ๋กœ ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ๋…ธ๋“œ ์ด๋ฆ„์€ Baidu VM ํ”„๋ผ์ด๋น— IP์™€ ์ผ์น˜ํ•ด์•ผ ํ•œ๋‹ค.

## Tencent ์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ์—”์ง„

์ด ์™ธ๋ถ€ ํด๋ผ์šฐ๋“œ ์ œ๊ณต์ž๋ฅผ ์‚ฌ์šฉํ•˜๋ ค๋Š” ๊ฒฝ์šฐ, ํ•ด๋‹น ๋ฆฌํฌ์ง€ํ„ฐ๋ฆฌ๋Š” [TencentCloud/tencentcloud-cloud-controller-manager](https://github.com/TencentCloud/tencentcloud-cloud-controller-manager)์ด๋‹ค.

### ๋…ธ๋“œ ์ด๋ฆ„
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -78,7 +78,6 @@ kubelet์ด ๊ด€๋ฆฌํ•˜์ง€ ์•Š๋Š” ์ปจํ…Œ์ด๋„ˆ๋Š” ์ปจํ…Œ์ด๋„ˆ ๊ฐ€๋น„์ง€ ์ˆ˜์ง‘ ๋Œ€




## {{% heading "whatsnext" %}}


Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -400,7 +400,7 @@ rm /tmp/nginx.yaml

`kubectl patch` ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ API ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ธํ”Œ๋ ˆ์ด์Šค ์—…๋ฐ์ดํŠธํ•  ์ˆ˜ ์žˆ๋‹ค. ์ด ๋ช…๋ น์€ JSON ํŒจ์น˜,
JSON ๋ณ‘ํ•ฉ ํŒจ์น˜ ๊ทธ๋ฆฌ๊ณ  ์ „๋žต์  ๋ณ‘ํ•ฉ ํŒจ์น˜๋ฅผ ์ง€์›ํ•œ๋‹ค.
[kubectl patch๋ฅผ ์‚ฌ์šฉํ•œ ์ธํ”Œ๋ ˆ์ด์Šค API ์˜ค๋ธŒ์ ํŠธ ์—…๋ฐ์ดํŠธ](/docs/tasks/run-application/update-api-object-kubectl-patch/)์™€
[kubectl patch๋ฅผ ์‚ฌ์šฉํ•œ ์ธํ”Œ๋ ˆ์ด์Šค API ์˜ค๋ธŒ์ ํŠธ ์—…๋ฐ์ดํŠธ](/docs/tasks/manage-kubernetes-objects/update-api-object-kubectl-patch/)์™€
[kubectl patch](/docs/reference/generated/kubectl/kubectl-commands/#patch)๋ฅผ
์ฐธ์กฐํ•œ๋‹ค.

Expand Down
87 changes: 85 additions & 2 deletions content/ko/docs/concepts/configuration/configmap.md
Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ API [์˜ค๋ธŒ์ ํŠธ](/ko/docs/concepts/overview/working-with-objects/kubernetes-ob
์ปจํ”ผ๊ทธ๋งต์˜ ์ด๋ฆ„์€ ์œ ํšจํ•œ
[DNS ์„œ๋ธŒ๋„๋ฉ”์ธ ์ด๋ฆ„](/ko/docs/concepts/overview/working-with-objects/names/#dns-์„œ๋ธŒ๋„๋ฉ”์ธ-์ด๋ฆ„)์ด์–ด์•ผ ํ•œ๋‹ค.

## ์ปจํ”ผ๊ทธ๋งต๊ณผ ํŒŒ๋“œ(Pod)
## ์ปจํ”ผ๊ทธ๋งต๊ณผ ํŒŒ๋“œ

์ปจํ”ผ๊ทธ๋งต์„ ์ฐธ์กฐํ•˜๋Š” ํŒŒ๋“œ `spec` ์„ ์ž‘์„ฑํ•˜๊ณ  ์ปจํ”ผ๊ทธ๋งต์˜ ๋ฐ์ดํ„ฐ๋ฅผ
๊ธฐ๋ฐ˜์œผ๋กœ ํ•ด๋‹น ํŒŒ๋“œ์˜ ์ปจํ…Œ์ด๋„ˆ๋ฅผ ๊ตฌ์„ฑํ•  ์ˆ˜ ์žˆ๋‹ค. ํŒŒ๋“œ์™€ ์ปจํ”ผ๊ทธ๋งต์€
Expand Down Expand Up @@ -157,7 +157,91 @@ spec:
์‚ฌ์šฉํ•  ์ˆ˜๋„ ์žˆ๋‹ค.
{{< /note >}}

## ์ปจํ”ผ๊ทธ๋งต ์‚ฌ์šฉํ•˜๊ธฐ

์ปจํ”ผ๊ทธ๋งต์€ ๋ฐ์ดํ„ฐ ๋ณผ๋ฅจ์œผ๋กœ ๋งˆ์šดํŠธํ•  ์ˆ˜ ์žˆ๋‹ค. ์ปจํ”ผ๊ทธ๋งต์€ ํŒŒ๋“œ์— ์ง์ ‘์ ์œผ๋กœ
๋…ธ์ถœ๋˜์ง€ ์•Š๊ณ , ์‹œ์Šคํ…œ์˜ ๋‹ค๋ฅธ ๋ถ€๋ถ„์—์„œ๋„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด,
์ปจํ”ผ๊ทธ๋งต์€ ์‹œ์Šคํ…œ์˜ ๋‹ค๋ฅธ ๋ถ€๋ถ„์ด ๊ตฌ์„ฑ์„ ์œ„ํ•ด ์‚ฌ์šฉํ•ด์•ผ ํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ๋ณด์œ ํ•  ์ˆ˜ ์žˆ๋‹ค.

### ํŒŒ๋“œ์—์„œ ์ปจํ”ผ๊ทธ๋งต์„ ํŒŒ์ผ๋กœ ์‚ฌ์šฉํ•˜๊ธฐ

ํŒŒ๋“œ์˜ ๋ณผ๋ฅจ์—์„œ ์ปจํ”ผ๊ทธ๋งต์„ ์‚ฌ์šฉํ•˜๋ ค๋ฉด ๋‹ค์Œ์„ ์ˆ˜ํ–‰ํ•œ๋‹ค.

1. ์ปจํ”ผ๊ทธ๋งต์„ ์ƒ์„ฑํ•˜๊ฑฐ๋‚˜ ๊ธฐ์กด ์ปจํ”ผ๊ทธ๋งต์„ ์‚ฌ์šฉํ•œ๋‹ค. ์—ฌ๋Ÿฌ ํŒŒ๋“œ๊ฐ€ ๋™์ผํ•œ ์ปจํ”ผ๊ทธ๋งต์„ ์ฐธ์กฐํ•  ์ˆ˜ ์žˆ๋‹ค.
1. ํŒŒ๋“œ ์ •์˜๋ฅผ ์ˆ˜์ •ํ•ด์„œ `.spec.volumes[]` ์•„๋ž˜์— ๋ณผ๋ฅจ์„ ์ถ”๊ฐ€ํ•œ๋‹ค. ๋ณผ๋ฅจ ์ด๋ฆ„์€ ์›ํ•˜๋Š” ๋Œ€๋กœ ์ •ํ•˜๊ณ , ์ปจํ”ผ๊ทธ๋งต ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ฐธ์กฐํ•˜๋„๋ก `.spec.volumes[].configmap.localObjectReference` ํ•„๋“œ๋ฅผ ์„ค์ •ํ•œ๋‹ค.
1. ์ปจํ”ผ๊ทธ๋งต์ด ํ•„์š”ํ•œ ๊ฐ ์ปจํ…Œ์ด๋„ˆ์— `.spec.containers[].volumeMounts[]` ๋ฅผ ์ถ”๊ฐ€ํ•œ๋‹ค. `.spec.containers[].volumeMounts[].readOnly = true` ๋ฅผ ์„ค์ •ํ•˜๊ณ  ์ปจํ”ผ๊ทธ๋งต์ด ์—ฐ๊ฒฐ๋˜๊ธฐ๋ฅผ ์›ํ•˜๋Š” ๊ณณ์— ์‚ฌ์šฉํ•˜์ง€ ์•Š์€ ๋””๋ ‰ํ„ฐ๋ฆฌ ์ด๋ฆ„์œผ๋กœ `.spec.containers[].volumeMounts[].mountPath` ๋ฅผ ์ง€์ •ํ•œ๋‹ค.
1. ํ”„๋กœ๊ทธ๋žจ์ด ํ•ด๋‹น ๋””๋ ‰ํ„ฐ๋ฆฌ์—์„œ ํŒŒ์ผ์„ ์ฐพ๋„๋ก ์ด๋ฏธ์ง€ ๋˜๋Š” ์ปค๋งจ๋“œ ๋ผ์ธ์„ ์ˆ˜์ •ํ•œ๋‹ค. ์ปจํ”ผ๊ทธ๋งต์˜ `data` ๋งต ๊ฐ ํ‚ค๋Š” `mountPath` ์•„๋ž˜์˜ ํŒŒ์ผ ์ด๋ฆ„์ด ๋œ๋‹ค.

๋‹ค์Œ์€ ๋ณผ๋ฅจ์— ์ปจํ”ผ๊ทธ๋งต์„ ๋งˆ์šดํŠธํ•˜๋Š” ํŒŒ๋“œ์˜ ์˜ˆ์‹œ์ด๋‹ค.

```yaml
apiVersion: v1
kind: Pod
metadata:
name: mypod
spec:
containers:
- name: mypod
image: redis
volumeMounts:
- name: foo
mountPath: "/etc/foo"
readOnly: true
volumes:
- name: foo
configmap:
name: myconfigmap
```

์‚ฌ์šฉํ•˜๋ ค๋Š” ๊ฐ ์ปจํ”ผ๊ทธ๋งต์€ `.spec.volumes` ์—์„œ ์ฐธ์กฐํ•ด์•ผ ํ•œ๋‹ค.

ํŒŒ๋“œ์— ์—ฌ๋Ÿฌ ์ปจํ…Œ์ด๋„ˆ๊ฐ€ ์žˆ๋Š” ๊ฒฝ์šฐ ๊ฐ ์ปจํ…Œ์ด๋„ˆ์—๋Š” ์ž์ฒด `volumeMounts` ๋ธ”๋ก์ด ํ•„์š”ํ•˜์ง€๋งŒ,
์ปจํ”ผ๊ทธ๋งต์€ ๊ฐ ์ปจํ”ผ๊ทธ๋งต ๋‹น ํ•˜๋‚˜์˜ `.spec.volumes` ๋งŒ ํ•„์š”ํ•˜๋‹ค.

#### ๋งˆ์šดํŠธ๋œ ์ปจํ”ผ๊ทธ๋งต์ด ์ž๋™์œผ๋กœ ์—…๋ฐ์ดํŠธ

ํ˜„์žฌ ๋ณผ๋ฅจ์—์„œ ์‚ฌ์šฉ๋œ ์ปจํ”ผ๊ทธ๋งต์ด ์—…๋ฐ์ดํŠธ๋˜๋ฉด, ํ”„๋กœ์ ์…˜๋œ ํ‚ค๋„ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ ์—…๋ฐ์ดํŠธ๋œ๋‹ค.
kubelet์€ ๋ชจ๋“  ์ฃผ๊ธฐ์ ์ธ ๋™๊ธฐํ™”์—์„œ ๋งˆ์šดํŠธ๋œ ์ปจํ”ผ๊ทธ๋งต์ด ์ตœ์‹  ์ƒํƒœ์ธ์ง€ ํ™•์ธํ•œ๋‹ค.
๊ทธ๋Ÿฌ๋‚˜, kubelet์€ ๋กœ์ปฌ ์บ์‹œ๋ฅผ ์‚ฌ์šฉํ•ด์„œ ์ปจํ”ผ๊ทธ๋งต์˜ ํ˜„์žฌ ๊ฐ’์„ ๊ฐ€์ ธ์˜จ๋‹ค.
์บ์‹œ ์œ ํ˜•์€ [KubeletConfiguration ๊ตฌ์กฐ์ฒด](https://github.com/kubernetes/kubernetes/blob/{{< param "docsbranch" >}}/staging/src/k8s.io/kubelet/config/v1beta1/types.go)์˜
`ConfigMapAndSecretChangeDetectionStrategy` ํ•„๋“œ๋ฅผ ์‚ฌ์šฉํ•ด์„œ ๊ตฌ์„ฑํ•  ์ˆ˜ ์žˆ๋‹ค.

์ปจํ”ผ๊ทธ๋งต์€ watch(๊ธฐ๋ณธ๊ฐ’), ttl ๊ธฐ๋ฐ˜ ๋˜๋Š” API ์„œ๋ฒ„๋กœ ์ง์ ‘
๋ชจ๋“  ์š”์ฒญ์„ ๋ฆฌ๋””๋ ‰์…˜ํ•  ์ˆ˜ ์žˆ๋‹ค.
๋”ฐ๋ผ์„œ ์ปจํ”ผ๊ทธ๋งต์ด ์—…๋ฐ์ดํŠธ๋˜๋Š” ์ˆœ๊ฐ„๋ถ€ํ„ฐ ์ƒˆ ํ‚ค๊ฐ€ ํŒŒ๋“œ์— ์—…๋ฐ์ดํŠธ๋˜๋Š” ์ˆœ๊ฐ„๊นŒ์ง€์˜
์ด ์ง€์—ฐ์‹œ๊ฐ„์€ kubelet ๋™๊ธฐํ™” ๊ธฐ๊ฐ„ + ์บ์‹œ ์ „ํŒŒ ์ง€์—ฐ๋งŒํผ ๊ธธ ์ˆ˜ ์žˆ๋‹ค. ์—ฌ๊ธฐ์„œ ์บ์‹œ
์ „ํŒŒ ์ง€์—ฐ์€ ์„ ํƒํ•œ ์บ์‹œ ์œ ํ˜•์— ๋”ฐ๋ผ ๋‹ฌ๋ผ์งˆ ์ˆ˜ ์žˆ๋‹ค(์ „ํŒŒ
์ง€์—ฐ์„ ์ง€์ผœ๋ณด๊ฑฐ๋‚˜, ์บ์‹œ์˜ ttl ๋˜๋Š” 0์— ์ƒ์‘ํ•จ).

{{< feature-state for_k8s_version="v1.18" state="alpha" >}}

์ฟ ๋ฒ„๋„คํ‹ฐ์Šค ์•ŒํŒŒ ๊ธฐ๋Šฅ์ธ _๋ณ€๊ฒฝํ•  ์ˆ˜ ์—†๋Š”(immutable) ์‹œํฌ๋ฆฟ๊ณผ ์ปจํ”ผ๊ทธ๋งต_ ์€ ๊ฐœ๋ณ„ ์‹œํฌ๋ฆฟ๊ณผ
์ปจํ”ผ๊ทธ๋งต์„ ๋ณ€๊ฒฝํ•  ์ˆ˜ ์—†๋Š” ๊ฒƒ์œผ๋กœ ์„ค์ •ํ•˜๋Š” ์˜ต์…˜์„ ์ œ๊ณตํ•œ๋‹ค. ์ปจํ”ผ๊ทธ๋งต์„ ๊ด‘๋ฒ”์œ„ํ•˜๊ฒŒ
์‚ฌ์šฉํ•˜๋Š” ํด๋Ÿฌ์Šคํ„ฐ(์ตœ์†Œ ์ˆ˜๋งŒ ๊ฐœ์˜ ๊ณ ์œ ํ•œ ์ปจํ”ผ๊ทธ๋งต์ด ํŒŒ๋“œ์— ๋งˆ์šดํŠธ)์˜ ๊ฒฝ์šฐ
๋ฐ์ดํ„ฐ ๋ณ€๊ฒฝ์„ ๋ฐฉ์ง€ํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์ด์ ์ด ์žˆ๋‹ค.

- ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ์ค‘๋‹จ์„ ์ผ์œผํ‚ฌ ์ˆ˜ ์žˆ๋Š” ์šฐ๋ฐœ์ (๋˜๋Š” ์›ํ•˜์ง€ ์•Š๋Š”) ์—…๋ฐ์ดํŠธ๋กœ๋ถ€ํ„ฐ ๋ณดํ˜ธ
- immutable๋กœ ํ‘œ์‹œ๋œ ์ปจํ”ผ๊ทธ๋งต์— ๋Œ€ํ•œ ๊ฐ์‹œ๋ฅผ ์ค‘๋‹จํ•˜์—ฌ, kube-apiserver์˜ ๋ถ€ํ•˜๋ฅผ ํฌ๊ฒŒ ์ค„์ž„์œผ๋กœ์จ ํด๋Ÿฌ์Šคํ„ฐ์˜ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚ด

์ด ๊ธฐ๋Šฅ์„ ์‚ฌ์šฉํ•˜๋ ค๋ฉด `ImmutableEmphemeralVolumes`
[๊ธฐ๋Šฅ ๊ฒŒ์ดํŠธ](/docs/reference/command-line-tools-reference/feature-gates/)๋ฅผ ํ™œ์„ฑํ™”ํ•˜๊ณ 
์‹œํฌ๋ฆฟ ๋˜๋Š” ์ปจํ”ผ๊ทธ๋งต์˜ `immutable` ํ•„๋“œ๋ฅผ `true` ๋กœ ํ•œ๋‹ค. ๋‹ค์Œ์€ ์˜ˆ์‹œ์ด๋‹ค.
```yaml
apiVersion: v1
kind: ConfigMap
metadata:
...
data:
...
immutable: true
```

{{< note >}}
์ปจํ”ผ๊ทธ๋งต ๋˜๋Š” ์‹œํฌ๋ฆฟ์„ immutable๋กœ ํ‘œ์‹œํ•˜๋ฉด, ์ด ๋ณ€๊ฒฝ ์‚ฌํ•ญ์„ ๋˜๋Œ๋ฆฌ๊ฑฐ๋‚˜
`data` ํ•„๋“œ ๋‚ด์šฉ์„ ๋ณ€๊ฒฝํ•  ์ˆ˜ _์—†๋‹ค_. ์ปจํ”ผ๊ทธ๋งต๋งŒ ์‚ญ์ œํ•˜๊ณ  ๋‹ค์‹œ ์ž‘์„ฑํ•  ์ˆ˜ ์žˆ๋‹ค.
๊ธฐ์กด ํŒŒ๋“œ๋Š” ์‚ญ์ œ๋œ ์ปจํ”ผ๊ทธ๋งต์— ๋Œ€ํ•œ ๋งˆ์šดํŠธ ์ง€์ ์„ ์œ ์ง€ํ•˜๋ฉฐ, ์ด๋Ÿฌํ•œ ํŒŒ๋“œ๋ฅผ ๋‹ค์‹œ ์ž‘์„ฑํ•˜๋Š”
๊ฒƒ์„ ๊ถŒ์žฅํ•œ๋‹ค.
{{< /note >}}

## {{% heading "whatsnext" %}}

Expand All @@ -167,4 +251,3 @@ spec:
* ์ฝ”๋“œ๋ฅผ ๊ตฌ์„ฑ์—์„œ ๋ถ„๋ฆฌํ•˜๋ ค๋Š” ๋™๊ธฐ๋ฅผ ์ดํ•ดํ•˜๋ ค๋ฉด
[Twelve-Factor ์•ฑ](https://12factor.net/ko/)์„ ์ฝ์–ด๋ณธ๋‹ค.


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