FROM robinthoni/debian-multiarch:jessie

MAINTAINER Robin Thoni <robin@rthoni.com>

ARG PG_VERSION=9.6.3
ARG PG_MAJOR=9.6
ARG PG_VERSION_=9_6_3

RUN apt-get update && apt-get -y install\
        zlib1g\
        libreadline6\
        wget\
        bison\
        flex\
        tar\
        gzip\
        libreadline-dev\
        make\
        zlib1g-dev\
        git &&\
        apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

RUN wget "https://github.com/postgres/postgres/archive/REL${PG_VERSION_}.tar.gz" &&\
    tar xf REL${PG_VERSION_}.tar.gz

RUN cd postgres-REL${PG_VERSION_} &&\
    ./configure --prefix=/usr/ &&\
    make &&\
    make install

RUN apt-get autoremove -y \
        wget\
        bison\
        flex\
        libreadline-dev\
        make\
        zlib1g-dev\
        git &&\
        rm -rf REL${PG_VERSION_}.tar.gz postgres-REL${PG_VERSION_}

RUN groupadd -r postgres --gid=999 && useradd -r -g postgres --uid=999 postgres

ENV GOSU_VERSION 1.7
RUN set -x \
  && apt-get update && apt-get install -y --no-install-recommends ca-certificates wget && rm -rf /var/lib/apt/lists/* \
  && wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
  && wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \
  && export GNUPGHOME="$(mktemp -d)" \
  && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \
  && gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
  && rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc \
  && chmod +x /usr/local/bin/gosu \
  && gosu nobody true \
  && apt-get purge -y --auto-remove ca-certificates wget

RUN apt-get update && apt-get install -y locales && rm -rf /var/lib/apt/lists/* \
  && localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8
ENV LANG en_US.utf8

RUN mkdir -p /docker-entrypoint-initdb.d /usr/share/postgresql/

RUN sed -ri "s!^#?(listen_addresses)\s*=\s*\S+.*!\1 = '*'!" /usr/share/postgresql/postgresql.conf.sample

RUN mkdir -p /var/run/postgresql && chown -R postgres:postgres /var/run/postgresql && chmod 2777 /var/run/postgresql

ENV PATH /usr/lib/postgresql/$PG_MAJOR/bin:$PATH
ENV PGDATA /var/lib/postgresql/data
RUN mkdir -p "$PGDATA" && chown -R postgres:postgres "$PGDATA" && chmod 777 "$PGDATA" # this 777 will be replaced by 700 at runtime (allows semi-arbitrary "--user" values)
VOLUME /var/lib/postgresql/data


COPY docker-entrypoint.sh /usr/local/bin/
RUN ln -s usr/local/bin/docker-entrypoint.sh /
ENTRYPOINT ["docker-entrypoint.sh"]

EXPOSE 5432
CMD ["postgres"]