Commands

Docker CMD ์™€ ENTRYPOINT

FROM Ubuntu

CMD sleep 5

์œ„ ์ด๋ฏธ์ง€ ์‹คํ–‰ ์‹œ sleep์— ๋Œ€ํ•œ ์ธ์ž๊ฐ’์„ ๋„ฃ์–ด์ค„ ์ˆ˜ ์—†๋‹ค.

docker run ubuntu 10

์œ„ ๋ช…๋ น์–ด ์‹คํ–‰ ์‹œ sleep 10์ด ์•„๋‹ˆ๋ผ 10 ์ด ์‹คํ–‰๋œ๋‹ค.

FROM Ubuntu

ENTRYPOINT ["sleep"]

์œ„์™€ ๊ฐ™์ด ENTRYPOINT๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ์œ„ ์ด๋ฏธ์ง€ ์‹คํ–‰ ์‹œ sleep์— ๋Œ€ํ•œ ์ธ์ž ๊ฐ’์„ ๋„ฃ์–ด ์ค„ ์ˆ˜ ์žˆ๋‹ค.

ํ˜ผํ•ฉ ์‚ฌ์šฉ ์˜ˆ์‹œ

FROM ubuntu

ENTRYPOINT ["sleep"]

CMD ["10"]
docker build -t sleep_test .
docker run sleep_test 
# sleep for 10 seconds and exit
docker run sleep_test 20
# sleep for 20 seconds and exit

K8S์—์„œ Command์™€ ARGS

ENTRYPOINT = commnad

CMD = args ์ด๋‹ค.

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