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#!/usr/bin/env bash
# _ __ _ __ __
# | |/ /__ _ _ _ __ _ ___| |_____ | \/ |_ _ __ _ ___ _ _
# | ' </ _` | '_/ _` / _ \ / / -_) | |\/| | || / _` / -_) ' \
# |_|\_\__,_|_| \__,_\___/_\_\___| |_| |_|\_,_\__, \___|_||_|
# |___/
# This script creates the database and do some checks to make
# Karaoke Mugen App working.
# From AUR package karaokemugen-git
check_postgres() {
sudo -u postgres -g postgres pg_ctl status -D /var/lib/postgres/data &> /dev/null
EXIT_STATUS=$?
if [ $EXIT_STATUS -eq 4 ]; then
echo -e "${_COL_YELLOW_}Postgres is not initialized, initializing..."
sudo -H -u postgres -g postgres initdb -D /var/lib/postgres/data
check_postgres
elif [ $EXIT_STATUS -eq 3 ]; then
echo -e "${_COL_YELLOW_}Postgres is not running, starting..."
sudo systemctl restart postgresql
check_postgres
else
echo -e "${_COL_GREEN_}Postgres seems OK."
fi
}
check_mugen() {
if [ -f "/usr/lib/karaokemugen/app.asar" ]; then
echo -e "${_COL_GREEN_}Karaoke Mugen is installed in /usr/lib/karaokemugen."
else
echo -e "${_COL_BRED_}Karaoke Mugen is not installed in /usr/lib/karaokemugen. Exiting."
exit 1
fi
}
setup_postgres() {
echo -e "${_BEGIN_}Creating the karaokemugen_app database..."
# Create the DB for Mugen
# Check if the DB already exists
sudo -u postgres -g postgres -H -- psql -d karaokemugen_app -c ""
if [ $? -eq 0 ]; then
echo -e "${_COL_YELLOW_}karaokemugen_app database is existing, do you want to keep its content or reset it?"
select dbch in "Keep data" "Reset database"; do
case $dbch in
"Keep data" ) echo -e "${_COL_GREEN_}karaokemugen_app database will be used." ; return 0;; # TODO : maybe do some integrity checks
"Reset database" ) sudo -u postgres -g postgres -H -- psql -c "DROP DATABASE karaokemugen_app;"; sudo -u postgres -g postgres -H -- psql -c "DROP ROLE IF EXISTS karaokemugen_app;";;
esac
done
fi
# Creating the database
sudo -u postgres -g postgres -H -- psql -c "CREATE DATABASE karaokemugen_app ENCODING 'UTF8';"
sudo -u postgres -g postgres -H -- psql -c "CREATE USER karaokemugen_app WITH ENCRYPTED PASSWORD 'musubi'; GRANT ALL PRIVILEGES ON DATABASE karaokemugen_app TO karaokemugen_app;"
sudo -u postgres -g postgres -H -- psql -d karaokemugen_app -c "CREATE EXTENSION unaccent;"
sudo -u postgres -g postgres -H -- psql -d karaokemugen_app -c "CREATE EXTENSION pgcrypto;"
echo -e "${_COL_GREEN_}karaokemugen_app database created!"
}
# use colors only if we have them
if [[ $(which tput > /dev/null 2>&1 && tput -T "${TERM}" colors || echo -n '0') -ge 8 ]] ; then
_COL_YELLOW_='\e[0;33m'
_COL_GREEN_='\e[0;32m'
_COL_LIGHTGREY_='\e[0;37m'
_COL_BRED_='\e[1;31m'
_COL_BBLUE_='\e[1;34m'
_COL_BWHITE_='\e[1;37m'
_COL_DEFAULT_='\e[0m'
_BEGIN_="${_COL_BRED_}-> ${_COL_BBLUE_}"
fi
echo -e "${_BEGIN_}Welcome to the Karaoke Mugen installer!"
echo -e "${_COL_YELLOW_}⚠️ You may have to enter your sudo password a couple times during this installation."
echo -e "${_COL_YELLOW_}This script may not work if you tweaked your PostgreSQL configuration."
echo -e "${_COL_YELLOW_}If you encounter any problems during installation, contact the package maintainer."
echo -e "${_COL_YELLOW_}The installation will begin in 5 seconds."
sleep 5
echo -e "${_BEGIN_}Doing some initial checks..."
check_postgres
check_mugen
setup_postgres
echo -e "${_BEGIN_}Done! Go ahead and launch Karaoke Mugen using the desktop entry"
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