#!/bin/sh
#
# Copyright (C) 2014 Codethink Limited
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

set -e

if [ -f /var/openstack/postgres-setup ]; then
  exit 0
fi

# Create postgres directories
install -dm700 /var/lib/pgsql/data
install -dm755 /var/run/postgresql

# Create required system users and groups
getent group postgress >/dev/null || groupadd -r -g 41 postgres
getent passwd postgres >/dev/null || \
	useradd --uid 41 -r -g postgres -d /var/lib/pgsql -s /sbin/nologin \
	-c "PostgreSQL Server" postgres

chown -R postgres:postgres /var/lib/pgsql /var/run/postgresql

test -d /var/lib/pgsql/data/base || sudo -u postgres pg_ctl -D  /var/lib/pgsql/data initdb

install -D -m 644 /proc/self/fd/0 <<'EOF' /var/openstack/postgres-setup
Postgres setup: success
EOF

exit 0