Kubernetes: ๋ฆฌ์†Œ์Šค๋ฅผ ์ฐพ์„ ์ˆ˜์—†๋Š” ๊ฒฝ์šฐ ์„ ํƒ๊ธฐ๊ฐ€์žˆ๋Š” kubectl wait๋Š” ์•„๋ฌด๊ฒƒ๋„ ์ถœ๋ ฅํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

์— ๋งŒ๋“  2018๋…„ 07์›” 20์ผ  ยท  3์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: kubernetes/kubernetes

๋ฒ„๊ทธ ๋ณด๊ณ ์„œ ๋˜๋Š” ๊ธฐ๋Šฅ ์š”์ฒญ์ž…๋‹ˆ๊นŒ? :

/ ์ข…๋ฅ˜์˜ ๋ฒ„๊ทธ

๋ฌด์Šจ ์ผ์ด ์ผ์–ด ๋‚ฌ์Šต๋‹ˆ๊นŒ?

์„ ํƒ๊ธฐ์—†์ด ๋ช…๋ น์„ ์‹คํ–‰ํ•˜๋ฉด ๋ชจ๋“  ๊ฒƒ์ด ์ž‘๋™ํ•˜๋Š” ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค.

kubectl wait deployment/web --for condition=available --timeout=100s

์กฐ๊ฑด์ด ์ถฉ์กฑ ๋  ๋•Œ๊นŒ์ง€ ๊ธฐ๋‹ค๋ฆฐ ํ›„ ๋‹ค์Œ์„ ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค.

deployment.extensions/web condition met

๋˜๋Š” ๋ฆฌ์†Œ์Šค๋ฅผ ์ฐพ์„ ์ˆ˜์—†๋Š” ๊ฒฝ์šฐ ๋‹ค์Œ์„ ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค.

Error from server (NotFound): deployment.extensions "web" not found.

์˜ˆ์ƒ๋˜๊ณ  ์œ ์šฉํ•œ ์ถœ๋ ฅ์ž…๋‹ˆ๋‹ค.

๊ทธ๋Ÿฌ๋‚˜ ์„ ํƒ๊ธฐ๋ฅผ ์‚ฌ์šฉํ•  ๋•Œ ์ผ์น˜ํ•˜๋Š” ๊ฒƒ์ด ์—†์œผ๋ฉด ๋‹จ์ˆœํžˆ ๋ฐ˜ํ™˜ํ•˜๊ณ  ์•„๋ฌด๊ฒƒ๋„ ์ถœ๋ ฅํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด app = http-server ๋ฐฐํฌ๊ฐ€์žˆ๋Š” ๊ฒฝ์šฐ ์„ ํƒ๊ธฐ๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ๊ณ„์† ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค.

kubectl wait deployment -l app=http-server --for condiiton=available --timeout=100s

์‚ฐ์ถœ:

deployment.extensions/http-server condition met

๊ทธ๋Ÿฌ๋‚˜ ์œ ํšจํ•˜์ง€ ์•Š์€ ์„ ํƒ๊ธฐ๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ์•„๋ฌด๊ฒƒ๋„ ๋ฐœ๊ฒฌ๋˜์ง€ ์•Š๊ณ  ๋ฐ˜ํ™˜๋ฉ๋‹ˆ๋‹ค.

kubectl wait deployment -l app=http-server2 --for condiiton=available --timeout=100s

(๋‹จ์ž ์ถœ๋ ฅ ์—†์Œ, ์ฆ‰์‹œ ๋ณต๊ท€). ์„ ํƒ๊ธฐ๋ฅผ ์‚ฌ์šฉํ•˜์ง€ ์•Š์„ ๋•Œ์˜ ๋™์ž‘์„ ๋ชจ๋ฐฉํ•˜์—ฌ ๋ฆฌ์†Œ์Šค๋ฅผ ์ฐพ์„ ์ˆ˜ ์—†๋‹ค๊ณ  ๋งํ•˜๋Š” ๊ฒƒ์ด ํ›จ์”ฌ ๋” ์œ ์šฉ ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค.

์šฐ๋ฆฌ๊ฐ€ ์•Œ์•„์•ผ ํ•  ๋‹ค๋ฅธ ๊ฒƒ์ด ์žˆ์Šต๋‹ˆ๊นŒ? :

ํ™˜๊ฒฝ :

  • Kubernetes ๋ฒ„์ „ ( kubectl version ) :

ํด๋ผ์ด์–ธํŠธ ๋ฒ„์ „ : version.Info {Major : "1", Minor : "10", GitVersion : "v1.10.2", GitCommit : "81753b10df112992bf51bbc2c2f85208aad78335", GitTreeState : "clean", BuildDate : "2018-04-27T09 : 22 : 21Z ", GoVersion :"go1.9.3 ", ์ปดํŒŒ์ผ๋Ÿฌ :"gc ", ํ”Œ๋žซํผ :"linux / amd64 "}
์„œ๋ฒ„ ๋ฒ„์ „ : version.Info {Major : "1", Minor : "10", GitVersion : "v1.10.5", GitCommit : "32ac1c9073b132b8ba18aa830f46b77dcceb0723", GitTreeState : "clean", BuildDate : "2018-06-21T11 : 34 : 22Z ", GoVersion :"go1.9.3 ", ์ปดํŒŒ์ผ๋Ÿฌ :"gc ", ํ”Œ๋žซํผ :"linux / amd64 "}

  • ํด๋ผ์šฐ๋“œ ๊ณต๊ธ‰์ž ๋˜๋Š” ํ•˜๋“œ์›จ์–ด ๊ตฌ์„ฑ : Azure
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๋‚˜๋Š” ์ด๊ฒƒ์— ๋Œ€ํ•ด ์ž‘์—… ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค. kubernetes ์†Œ์Šค ์ฝ”๋“œ๋ฅผ ์ž˜ ๋ชจ๋ฅด๊ธฐ ๋•Œ๋ฌธ์— ์•„๋งˆ๋„ ์‹œ๊ฐ„์ด ๊ฑธ๋ฆด ๊ฒƒ์ž…๋‹ˆ๋‹ค.

@ m1kola k8s ์— ๋Œ€ํ•œ ์ฒซ ๋ฒˆ์งธ PR์„ ์ถ•ํ•˜ํ•ฉ๋‹ˆ๋‹ค! ๋น ๋ฅธ ์ฒ˜๋ฆฌ์— ๊ฐ์‚ฌ๋“œ๋ฆฝ๋‹ˆ๋‹ค!

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