#Dockerfile for a Postfix email relay service FROM centos:latest MAINTAINER Juan Luis Baptiste juan.baptiste@gmail.com RUN yum install -y epel-release && yum update -y && \ yum install -y cyrus-sasl cyrus-sasl-plain cyrus-sasl-md5 mailx \ perl supervisor postfix RUN sed -i -e "s/^nodaemon=false/nodaemon=true/" /etc/supervisord.conf RUN sed -i -e 's/inet_interfaces = localhost/inet_interfaces = all/g' /etc/postfix/main.cf COPY run.sh / RUN chmod +x /run.sh COPY etc/supervisord.d/postfix.ini /etc/supervisord.d/ EXPOSE 25 #ENTRYPOINT ["/run.sh"] CMD ["/run.sh"]