minecraft-server-fabric/minecraft-server.install

_game="minecraft"
_user="minecraft"
_server_root="/srv/minecraft"

post_install() {
	getent group "${_user}" &>/dev/null
	if [ $? -ne 0 ]; then
		echo "Adding ${_user} system group..."
		groupadd -r ${_user} 1>/dev/null
	fi

	getent passwd "${_user}" &>/dev/null
	if [ $? -ne 0 ]; then
		echo "Adding ${_user} system user..."
		useradd -r -g ${_user} -d "${_server_root}" ${_user} 1>/dev/null
	fi

	chown -R ${_user}:${_user} "${_server_root}"

	echo "The world data is stored under ${_server_root} and the server runs as ${_user} user to increase security."
	echo "Use the ${_game} script under /usr/bin/${_game}d to start, stop or backup the server."
	echo "Adjust the configuration file under /etc/conf.d/${_game} to your liking."
	echo "For the server to start you have to accept the EULA in ${_server_root}/eula.txt !"
	echo "The EULA file is generated after the first server start."
}

post_upgrade() {
	chown -R ${_user}:${_user} "${_server_root}"
}

post_remove() {
	# Notifying the user of kept dirs
	[[ -d "${_server_root}" ]] && echo "Game saves in ${_server_root} were kept on your system."
	echo "The ${_user} user was preserved on your system."
}