##
## POSTGRES LITE DOCKERFILE- create db, user/pwd, and open listening
##
FROM postgres:11.1-alpine

ADD ./init.sh /docker-entrypoint-initdb.d/.

ENV PGDATA /var/lib/postgresql/data

EXPOSE 5432

USER postgres
RUN mkdir -p $PGDATA && chmod 0700 $PGDATA &&\
initdb \
  --allow-group-access \
  --encoding=UTF8 \
  --pgdata=$PGDATA \
  --auth=trust \
  --auth-host=trust \
  --auth-local=trust &&\
  echo "host all  all    0.0.0.0/0  md5" >> $PGDATA/pg_hba.conf &&\
  echo "listen_addresses='*'" >> $PGDATA/postgresql.conf &&\
  pg_ctl -D $PGDATA start