MrMeeb/postfix-docker
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MrMeeb 2022-06-03 15:15:31 +00:00
parent c95f6767d3
commit 40a6a73826
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21
Dockerfile Normal file
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FROM alpine:3.13
RUN apk update && \
apk add bash gawk cyrus-sasl cyrus-sasl-login cyrus-sasl-crammd5 mailx \
postfix postfix-pgsql && \
rm -rf /var/cache/apk/* && \
mkdir -p /var/log/supervisor/ /var/run/supervisor/ && \
touch /etc/postfix/pgsql-relay-domains.cf && \
touch /etc/postfix/pgsql-transport-maps.cf && \
echo 'maillog_file = /dev/stdout' >> /etc/postfix/main.cf && \
sed -i -e 's/inet_interfaces = localhost/inet_interfaces = all/g' /etc/postfix/main.cf
RUN mkdir /config
COPY run.sh /
RUN chmod +x /run.sh
RUN newaliases
EXPOSE 25
#ENTRYPOINT ["/run.sh"]
CMD ["/run.sh"]

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#!/bin/bash
[ "${DEBUG}" == "yes" ] && set -x
function add_config_value() {
local key=${1}
local value=${2}
# local config_file=${3:-/etc/postfix/main.cf}
[ "${key}" == "" ] && echo "ERROR: No key set !!" && exit 1
[ "${value}" == "" ] && echo "ERROR: No value set !!" && exit 1
echo "Setting configuration option ${key} with value: ${value}"
postconf -e "${key} = ${value}"
}
#Copy files into config dir
#Move missing files from Postfix to /config
mv -n /etc/postfix/main.cf /config/main.cf
mv -n /etc/postfix/master.cf /config/master.cf
mv -n /etc/postfix/pgsql-relay-domains.cf /config/pgsql-relay-domains.cf
mv -n /etc/postfix/pgsql-transport-maps.cf /config/pgsql-transport-maps.cf
#Delete files from Postfix
rm /etc/postfix/main.cf
rm /etc/postfix/master.cf
rm /etc/postfix/pgsql-relay-domains.cf
rm /etc/postfix/pgsql-transport-maps.cf
#Link files into Postfix
ln -s /config/main.cf /etc/postfix/main.cf
ln -s /config/pgsql-relay-domains.cf /etc/postfix/pgsql-relay-domains.cf
ln -s /config/pgsql-transport-maps.cf /etc/postfix/pgsql-transport-maps.cf
ln -s /config/master.cf /etc/postfix/master.cf
#Start services
# If host mounting /var/spool/postfix, we need to delete old pid file before
# starting services
rm -f /var/spool/postfix/pid/master.pid
exec /usr/sbin/postfix -c /etc/postfix start-fg