ARG ALPINE_VERSION
FROM alpine:${ALPINE_VERSION}
RUN mkdir -p /var/msmtp
WORKDIR /var/msmtp
ARG VERSION
RUN apk --no-cache add git autoconf automake build-base gettext gettext-dev gnutls-dev libtool make texinfo
RUN git clone https://github.com/marlam/msmtp.git --branch msmtp-${VERSION} --single-branch --depth 1 msmtp \
  && cd msmtp \
  && autoreconf -fi \
  && ./configure \
  && make \
  && make install \
  && cp src/msmtp src/msmtpd /usr/local/bin \
  && rm -rf msmtp \
  && apk del git autoconf automake build-base gettext-dev gnutls-dev libtool make texinfo
CMD msmtpd \
  --auth=$SMTP_USER,'echo $SMTP_PASSWORD' \
  --command='msmtp -C .msmtprc -f %F --' \
  --interface=0.0.0.0 \
  --log=/var/msmtp/msmtpd.log \
  --port=$SMTP_PORT