my first docker file

My first docker file

 

 

 root@kirkkubernetes docker]# cat dockerfile


# Welcome Mr.Spock. Please write me a docker file ;-)


FROM debian:latest

RUN echo "hello debian"

RUN apt-get update -y

RUN apt-get upgrade -y

RUN apt-get install mc -y

[root@kirkkubernetes docker]#


How to run containers?

1. show images:

[root@kirkkubernetes docker]# docker images
REPOSITORY    TAG               IMAGE ID       CREATED         SIZE
dockerfile    latest            0fc75d17a29b   5 minutes ago   290MB
debian        latest            3676c78a12ad   3 weeks ago     116MB
hello-world   latest            9c7a54a9a43c   2 months ago    13.3kB


2. use docker run:

docker run [options (for example -it)] IMAGE ID

[root@kirkkubernetes docker]# docker run -it 0fc75d17a29b

root@9f608cd63e66:/# cat /etc/os-release
PRETTY_NAME="Debian GNU/Linux 12 (bookworm)"
NAME="Debian GNU/Linux"
VERSION_ID="12"
VERSION="12 (bookworm)"
VERSION_CODENAME=bookworm
ID=debian
HOME_URL="https://www.debian.org/"
SUPPORT_URL="https://www.debian.org/support"
BUG_REPORT_URL="https://bugs.debian.org/"
root@9f608cd63e66:/#