[root@localhost harbor]# mkdir /test

[root@localhost harbor]# cd /test/

[root@localhost test]# echo 11111 > 1.txt

[root@localhost test]# ls

1.txt

[root@localhost test]# vim Dockerfile

FROM httpd:latest

LABEL author=wuxun

ENV dir=/usr/local/apache2/htdocs

WORKDIR $dir

COPY 1.txt ./

RUN touch {1..3}.txt

ADD https://mirrors.aliyun.com/centos/7/os/x86_64/Packages/adwaita-qt-common-1.0-1.el7.x86_64.rpm ./

EXPOSE 80 3306

VOLUME $dir

CMD ["httpd-foreground"]　

[root@localhost test]# docker build -t httpd:test1

"docker build" requires exactly 1 argument.

See 'docker build --help'.

Usage: docker build [OPTIONS] PATH | URL | -

Build an image from a Dockerfile

[root@localhost test]# docker build -t httpd:test1 ./

Sending build context to Docker daemon 3.072kB

Step 1/10 : FROM httpd:latest

---> fb2f3851a971

...

Successfully built 8b0d23d4e733

Successfully tagged httpd:test1

[root@localhost test]# docker image ls

REPOSITORY TAG IMAGE ID CREATED SIZE

httpd test1 8b0d23d4e733 3 minutes ago 178MB

[root@localhost test]# docker run -d httpd:test1

5b6975fd8ad966bd8359ebe0538bd22cb0c9f43d2d6d98c64e806bef93f32e88

[root@localhost test]# docker ps

CONTAINER ID        IMAGE                                               COMMAND                  CREATED             STATUS                 PORTS                       NAMES

5b6975fd8ad9        httpd:test1                                         "httpd-foreground"       18 seconds ago      Up 17 seconds          80/tcp, 3306/tcp            jolly_gagarin

[root@localhost test]# docker exec -it 5b6975fd8ad9 bash

root@5b6975fd8ad9:/usr/local/apache2/htdocs# ls

1.txt  adwaita-qt-common-1.0-1.el7.x86_64.rpm  index.html  {1..3}.txt

root@5b6975fd8ad9:/usr/local/apache2/htdocs# exit

exit

[root@localhost test]# docker image ls |grep httpd

httpd                           test1                      8b0d23d4e733        31 minutes ago      178MB

192.168.59.200/test/httpd       v1                         fb2f3851a971        18 months ago       178MB

httpd                           latest                     fb2f3851a971        18 months ago       178MB

[root@localhost test]# docker ps | grep httpd

5b6975fd8ad9        httpd:test1                                         "httpd-foreground"       26 minutes ago      Up 26 minutes          80/tcp, 3306/tcp            jolly_gagarin