Building an Docker Image

Workdir

• cd /root/apache

Dockerfile

• cat Dockerfile

#Baseimage ubuntu 18:04
FROM ubuntu:18.04
#we are the maintainer 
MAINTAINER technik@xinux.de
#only run at built
RUN  apt-get update && apt-get install -y apache2  && apt-get clean
RUN  cp -ar /etc/apache2 /tmp
RUN  cp -ar /var/www/html /tmp
COPY start.sh /
#exposed ports
EXPOSE 80
EXPOSE 443
#command that execute in the container 
CMD ["bash", "/start.sh"]