experimenting with postgres config

atdb/docker/postgres/Dockerfile

@@ -9,18 +9,18 @@ FROM ubuntu:16.04
 RUN apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys B97B0AFCAA1A47F044F244A07FCC7D46ACCC4CF8
 
 # Add PostgreSQL's repository. It contains the most recent stable release
-#     of PostgreSQL, ``9.4``.
+#     of PostgreSQL, ``9.3``.
 RUN echo "deb http://apt.postgresql.org/pub/repos/apt/ precise-pgdg main" > /etc/apt/sources.list.d/pgdg.list
 
-# Install ``python-software-properties``, ``software-properties-common`` and PostgreSQL 9.4
+# 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 apt-get update && apt-get install -y python-software-properties software-properties-common postgresql-9.4 postgresql-client-9.4 postgresql-contrib-9.4
+RUN apt-get update && apt-get install -y python-software-properties software-properties-common postgresql-9.3 postgresql-client-9.3 postgresql-contrib-9.3
 
 # Note: The official Debian and Ubuntu images automatically ``apt-get clean``
 # after each ``apt-get``
 
-# Run the rest of the commands as the ``postgres`` user created by the ``postgres-9.4`` package when it was ``apt-get installed``
+# 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
 
 # Create a PostgreSQL role named ``dbadmin`` with ``dbadmin123`` as the password and
@@ -29,10 +29,24 @@ USER postgres
 #       allows the RUN command to span multiple lines.
 RUN    /etc/init.d/postgresql start &&\
     psql --command "CREATE USER dbadmin WITH SUPERUSER PASSWORD 'dbadmin123';" &&\
-    createdb -O dbadmin atdbldv
+    createdb -O dbadmin atdb
+
+# Adjust PostgreSQL configuration so that remote connections to the
+# database are possible.
+RUN echo "local all dbadmin md5" >> /etc/postgresql/9.3/main/pg_hba.conf
+RUN echo "host all  all    0.0.0.0/0  md5" >> /etc/postgresql/9.3/main/pg_hba.conf
+
+# And add ``listen_addresses`` to ``/etc/postgresql/9.3/main/postgresql.conf``
+RUN echo "listen_addresses='*'" >> /etc/postgresql/9.3/main/postgresql.conf
 
 # Add VOLUMEs to allow backup of config, logs and databases
-# VOLUME  ["/etc/postgresql", "/var/log/postgresql", "/var/lib/postgresql"]
+VOLUME  ["/etc/postgresql", "/var/log/postgresql", "/var/lib/postgresql"]
 
 # Set the default command to run when starting the container
-CMD ["/usr/lib/postgresql/9.4/bin/postgres", "-D", "/var/lib/postgresql/9.4/main", "-c", "config_file=/etc/postgresql/9.4/main/postgresql.conf"]
+CMD ["/usr/lib/postgresql/9.3/bin/postgres", "-D", "/var/lib/postgresql/9.3/main", "-c", "config_file=/etc/postgresql/9.3/main/postgresql.conf"]
+
+# build the image like this:
+# docker build -t atdb-ldv-postgres .
+
+# run the container from here, like this:
+# docker run -d --name atdb-ldv-postgres -p 5432:5432 --mount type=bind,source="/home/vermaas/shared",target=/shared --restart always atdb-ldv-postgres
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