1.创建Dockerfile
[root@LIN-52E5F1B482B Desktop]# mkdir Dockerfile [root@LIN-52E5F1B482B Desktop]# cd Dockerfile/
2.编辑Dockerfile
[root@LIN-52E5F1B482B Dockerfile]# vi Dockerfile
FROM nginx
RUN echo "hello nginx" > /usr/share/nginx/html/index.html
3.创建镜像
[root@LIN-52E5F1B482B Dockerfile]# docker build -t nginx:v1 .
4.创建容器
docker run -it --name mynginx -p 9999:80 nginx:v1
5.进入容器
[root@LIN-52E5F1B482B Dockerfile]# docker start c414fbeb39aa
c414fbeb39aa
[root@LIN-52E5F1B482B Dockerfile]# docker exec -it c414fbeb39aa /bin/bash
6.查看index.html
root@c414fbeb39aa:/# cat /usr/share/nginx/html/index.html
hello nginx
访问路径：http://127.0.0.1:9999