Dockerfile

FROM docker.io/tiredofit/alpine:3.19
ARG POSTAL_VERSION="main"
ARG POSTAL_COMMIT="da90e75"
LABEL maintainer="Sibren van Setten (github.com/siebsie23)"
LABEL commit="$POSTAL_COMMIT"

ENV POSTAL_CONFIG_FILE_PATH=/app/config/postal.yml \
    CONTAINER_ENABLE_MESSAGING=FALSE \
    RAILS_ENVIRONMENT=production

RUN set -x && \
    addgroup -g 2525 postal && \
    adduser -S -D -G postal -u 2525 -h /app/ postal && \
    \
    apk update && \
    apk upgrade && \
    apk add --virtual .postal-build-deps \
            build-base \
            git \
            mariadb-dev \
            ruby-dev \
            && \
    \
    apk add --virtual .postal-run-deps \
            expect \
            fail2ban \
            gawk \
            mariadb-client \
            mariadb-connector-c \
            openssl \
            nodejs \
            ruby \
            ruby-bigdecimal \
            ruby-etc \
            ruby-io-console \
            && \
    \
    gem install bundler -v 2.5.6 --no-doc && \
    \
    ### Fetch Source and install Ruby Dependencies
    git clone --depth 1 --branch $POSTAL_VERSION https://github.com/postalserver/postal /app/ && \
    cd /app && \
    bundle install -j "$(nproc)" && \
    git config --global --add safe.directory /app && \
    if [ $POSTAL_VERSION = "main" ] ; then git rev-parse --short HEAD > /app/VERSION ; else echo $POSTAL_VERSION > /app/VERSION ; fi && \
    chown -R postal /app/ && \
    \
    # Cleanup
    rm -rf /app/docker-compose.yml /app/Dockerfile /app/Makefile && \
    rm -rf /app/log && \
    rm -rf /root/.bundle /root/.gem && \
    cd /etc/fail2ban && \
    rm -rf fail2ban.conf fail2ban.d jail.conf jail.d paths-*.conf && \
    apk del .postal-build-deps && \
    rm -rf /tmp/* /var/cache/apk/*

### Networking Setup
EXPOSE 25 5000

### Add Files and Assets
ADD install /