#
# based on the example Dockerfile for http://docs.docker.com/examples/postgresql_service/
#

FROM debian:jessie
MAINTAINER Michał "rysiek" Woźniak <rysiek@hackerspace.pl>

# Add the PostgreSQL PGP key to verify their Debian packages.
# It should be the same key as https://www.postgresql.org/media/keys/ACCC4CF8.asc
RUN apt-key adv --keyserver keyserver.ubuntu.com --recv-keys B97B0AFCAA1A47F044F244A07FCC7D46ACCC4CF8

# Add PostgreSQL's repository. It contains the most recent stable release
#     of PostgreSQL, ``9.3``.
RUN echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" > /etc/apt/sources.list.d/pgdg.list

# Install ``python-software-properties``, ``software-properties-common`` and PostgreSQL 9.3
#  There are some warnings (in red) that show up during the build. You can hide
#  them by prefixing each apt-get statement with DEBIAN_FRONTEND=noninteractive
RUN export DEBIAN_FRONTEND=noninteractive && apt-get update && apt-get upgrade && apt-get install -y python-software-properties software-properties-common postgresql-9.3 postgresql-client-9.3 postgresql-contrib-9.3

# Well...
#RUN echo "listen_addresses='*'" >> /etc/postgresql/9.3/main/postgresql.conf

# prep script
ADD prep.sh /root/prep.sh
# just in case this is a test drive -- production environments will need to re-run prep.sh for the external volume
RUN ls -l /root && /bin/bash /root/prep.sh

RUN echo " \n\
 \n\
 ******************************************************** \n\
 REMEMBER TO RUN THE PREP SCRIPT: \n\
  docker run --entrypoint /bin/sh -u root -t -i -v <volume>:/var/lib/postgresql/ --rm <plug/postgres> -c /root/prep.sh \n\
 ******************************************************** \n\
"

# Expose the PostgreSQL port
EXPOSE 5432

# Add VOLUMEs to allow backup of config, logs and databases
VOLUME  ["/var/lib/postgresql/"]

# Run the rest of the commands as the ``postgres`` user created by the ``postgres-9.3`` package when it was ``apt-get installed``
USER postgres

# Set the default command to run when starting the container
CMD []
ENTRYPOINT ["/usr/lib/postgresql/9.3/bin/postgres", "-D", "/etc/postgresql/9.3/main/"]