#!/bin/bash
#
# Copyright © 2015 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, see <http://www.gnu.org/licenses/>.


set -e

export ROOT="$1"

MANDATORY_OPTIONS="SWIFT_ADMIN_PASSWORD KEYSTONE_TEMPORARY_ADMIN_TOKEN"

for option in $MANDATORY_OPTIONS
do
    if ! [[ -v $option ]]
    then
        missing_option=True
        echo "Required option $option isn't set!" >&2
    fi
done

if [[ $missing_option = True ]]; then exit 1; fi

mkdir -p "$ROOT/usr/lib/systemd/system/multi-user.target.wants"	# ensure this exists before we make symlinks

ln -s "/usr/lib/systemd/system/swift-controller-setup.service" \
    "$ROOT/usr/lib/systemd/system/multi-user.target.wants/swift-controller-setup.service"
ln -s "/usr/lib/systemd/system/memcached.service" \
    "$ROOT/usr/lib/systemd/system/multi-user.target.wants/memcached.service"
ln -s "/usr/lib/systemd/system/openstack-swift-proxy.service" \
    "$ROOT/usr/lib/systemd/system/multi-user.target.wants/swift-proxy.service"

cat << EOF > "$ROOT"/usr/share/openstack/swift-controller-vars.yml
---
SWIFT_ADMIN_PASSWORD: $SWIFT_ADMIN_PASSWORD
MANAGEMENT_INTERFACE_IP_ADDRESS: $MANAGEMENT_INTERFACE_IP_ADDRESS
KEYSTONE_TEMPORARY_ADMIN_TOKEN: $KEYSTONE_TEMPORARY_ADMIN_TOKEN
EOF