#!/usr/bin/env bash
# Copyright 2017, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -ev

STOP_MYSQL=false

if ! systemctl status mysql; then
  STOP_MYSQL=true
  systemctl set-environment MYSQLD_OPTS="--bind-address=127.0.0.1"
  systemctl start mysql
  sleep 10
  systemctl status mysql
fi

if mysqladmin --no-defaults --port=3306 --socket=/var/run/mysqld/mysqld.sock --host=127.0.0.1 --user=root password "{{ galera_root_password }}"; then
  mysql -u root -h localhost -e "UPDATE mysql.user SET Password=PASSWORD('$rootpass') WHERE User='root';"
  mysql -u root -h localhost -e "DELETE FROM mysql.user WHERE user='';"
  mysql -u root -h localhost -e "DELETE FROM mysql.user WHERE User='root' AND Host NOT IN ('%', 'localhost', '127.0.0.1', '::1');"
  mysql -u root -h localhost -e "DELETE FROM mysql.db WHERE Db='test' OR Db='test\_%';"
  mysql -u root -h localhost -e "GRANT ALL PRIVILEGES ON *.* TO '{{ galera_root_user }}'@'localhost' IDENTIFIED BY '{{ galera_root_password }}' WITH GRANT OPTION;"
  mysql -u root -h localhost -e "GRANT ALL PRIVILEGES ON *.* TO '{{ galera_root_user }}'@'127.0.0.1' IDENTIFIED BY '{{ galera_root_password }}' WITH GRANT OPTION;"
  mysql -u root -h localhost -e "GRANT ALL PRIVILEGES ON *.* TO '{{ galera_root_user }}'@'::1' IDENTIFIED BY '{{ galera_root_password }}' WITH GRANT OPTION;"
  mysql -u root -h localhost -e "GRANT ALL PRIVILEGES ON *.* TO '{{ galera_root_user }}'@'%' IDENTIFIED BY '{{ galera_root_password }}' WITH GRANT OPTION;"
  mysql -u root -h localhost -e "FLUSH PRIVILEGES;"
fi

if [ "${STOP_MYSQL}" = true ]; then
  systemctl stop mysql
fi

# Create a marker file to ensure this script is not run again
systemctl unset-environment MYSQLD_OPTS
touch "/var/lib/mysql/osa_default_secured"