#!/bin/sh
# Start/stop/restart Gitea daemon.

. /etc/default/gitea

__start() {
	echo "Starting Gitea daemon:  /usr/sbin/gitea"

	if [ -z $GITEAUSER ]; then
		echo "Please set user to run gitea as, usually, git"
		exit 1
	fi

	getent passwd $GITEAUSER 1>/dev/null 2>/dev/null

	if [ $? != 0 ]; then
		echo "No user $GITEAUSER mentioned in /etc/default/gitea"
		exit 1
	fi

	if [ -z "$PIDFILE" ]; then
		echo "Please set PIDFILE in /etc/default/gitea"
		exit 1
	fi

	if [ ! -d $(dirname $PIDFILE) ]; then
		mkdir -p $(dirname $PIDFILE)
		chown -R $GITEAUSER:root $(dirname $PIDFILE)
	fi

	if [ -z "$CONFIG" ]; then
		echo "Please set full path to gitea config in /etc/default/gitea"
		exit 1
	fi

	if [ -f "$PIDFILE" ]; then
		echo "Gitea daemon is already running as PID $(< ${PIDFILE}) " >&2
		exit 3
	fi

	if [ ! -d $(dirname $PIDFILE) ]; then
		install -d -m 0755 -o $GITEAUSER "$(basename $PIDFILE)"
	fi

	if [ ! -d $(dirname $LOG) ]; then
		mkdir -p $(dirname $LOG)
	fi

	chown -R $GITEAUSER "$(dirname $LOG)"

	exec sudo -b -u $GITEAUSER -- /usr/sbin/gitea web \
	          --config "$CONFIG" \
	          --pid "$PIDFILE" \
	          --custom-path "$CUSTOMDIR" \
	          --work-path "$WORKDIR" >> /dev/null 2>&1
}

__stop() {
	# do you know not so racy way here?
	if [ -f "$PIDFILE" ]; then
		kill $(cat ${PIDFILE})
		rm -f "${PIDFILE}"
	else
		echo "Gitea daemon is not running"
	fi
}

__restart() {
	__stop
	# pidfile being deleted immediately after sending SIGTERM to gitea process
	# so we have to wait 'till it leave network socket alone
	sleep 3
	__start
}


case "$1" in
	'start')
		__start
		;;
	'stop')
		__stop
		;;
	'restart')
		__restart
		;;
	*)
		echo "usage $0 start|stop|restart"
		exit 2
esac

# vim: ft=sh noet ai ts=4 sw=4 sts=4: