DockerFile构建自定义centos

DockerFile构建自定义centos
  1.编写DockerFile

FROM centos
MAINTAINER caofeng
 
LABEL name="Java1234 CentOS Image" \
    build-date="20191112"
    
ENV WORKPATH /home/
WORKDIR $WORKPATH
 
RUN yum -y install net-tools
RUN yum -y install vim
 
EXPOSE 80
CMD /bin/bash

   2.构建 docker build -f myCentosDockerFile -t java1234/mycentos:1.1 .

  3.运行 docker run -it 镜像ID
  4,。查看镜像历史  docker history 镜像ID