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fedelemantuano/Dockerfile.postfix-catchall

Forked from adepasquale/Dockerfile.postfix-catchall
Last active September 2, 2018 19:38
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Dockerfile for Postfix server with catch-all configuration
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Dockerfile.postfix-catchall
FROM alpine:latest
RUN apk add --no-cache postfix postfix-pcre rsyslog
RUN postconf -e "myhostname=localhost" \
&& postconf -e "mynetworks_style=host" \
&& postconf -e "mail_spool_directory=/var/mail/" \
&& postconf -e "virtual_alias_maps=pcre:/etc/postfix/virtual" \
&& echo "/.*/ root" > /etc/postfix/virtual \
&& postmap /etc/postfix/virtual \
&& postalias /etc/postfix/aliases \
&& mkdir /var/mail \
&& chmod +r /var/log/maillog
EXPOSE 25
VOLUME ["/var/mail/root"]
CMD ["sh", "-c", "rsyslogd; postfix start; tail -F /var/log/maillog"]
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