Help us understand the problem. What is going on with this article?

Docker 初心者 | RUN と CMD の違い

More than 1 year has passed since last update.
  • RUN - イメージ作成時に実行される
  • CMD - コンテナ実行時に実行される

Dockerfile

Dockerfile
FROM alpine

RUN echo "RUN!"
CMD echo "CMD!"

イメージ作成

$ docker build . -t example_container
(色々な処理)

RUN!

(色々な処理)

コンテナ実行

$ docker run example_container
CMD!

参考

環境

  • Docker version 17.03.1-ce, build c6d412e
Why not register and get more from Qiita?
  1. We will deliver articles that match you
    By following users and tags, you can catch up information on technical fields that you are interested in as a whole
  2. you can read useful information later efficiently
    By "stocking" the articles you like, you can search right away
Comments
No comments
Sign up for free and join this conversation.
If you already have a Qiita account
Why do not you register as a user and use Qiita more conveniently?
You need to log in to use this function. Qiita can be used more conveniently after logging in.
You seem to be reading articles frequently this month. Qiita can be used more conveniently after logging in.
  1. We will deliver articles that match you
    By following users and tags, you can catch up information on technical fields that you are interested in as a whole
  2. you can read useful information later efficiently
    By "stocking" the articles you like, you can search right away
ユーザーは見つかりませんでした