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Change base image from CentOS 7 to alpine linux

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Juan Luis Baptiste
2020-03-22 23:17:24 -05:00
parent 7099763cec
commit 9fd2173200
4 changed files with 10 additions and 10 deletions
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13
Dockerfile
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@ -1,14 +1,13 @@
#Dockerfile for a Postfix email relay service
FROM centos:7
FROM alpine
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 \
RUN apk update && \
apk add bash gawk cyrus-sasl cyrus-sasl-plain cyrus-sasl-crammd5 mailx \
perl supervisor postfix rsyslog \
&& rm -rf /var/cache/yum/* \
&& yum clean all
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
rm -rf /var/cache/apk/* && \
mkdir -p /var/log/supervisor/ /var/run/supervisor/ && \
sed -i -e 's/inet_interfaces = localhost/inet_interfaces = all/g' /etc/postfix/main.cf
COPY etc/ /etc/
COPY run.sh /