#!/bin/sh

# Author: Adrian Kousz, 2014

USAGE="Usage: $0 {start|stop|restart|status} <pidfile> [<logfile> <user> <daemon> [<prio> [<umask>]]]"

. "$(dirname "$0")/fns.sh"

start() {
	if is_running "$1"; then
		echo 'Service already running'
		exit 7
	fi
	local CMDX="$4"
	if [ -z "$CMDX" ]; then
		echo "$USAGE" >&2
		echo 'Need <daemon>' >&2
		exit 2
	fi
	date >> "$2"
	chown $3:adm "$2"
	CMDX="$CMDX >> '$2' 2>&1 & echo \$!"
	if [ ! -z $6 ]; then CMDX="umask $6; $CMDX"; fi
	su -s /bin/bash -c "$CMDX; disown" $3 > "$1"
	if is_running "$1"; then
		echo 'Service started'
		if [ ! -z $5 ]; then renice $5 $(cat "$1") 2>&-; fi
	fi
}

case "$1" in
	start)
		start "$2" "$3" "$4" "$5" "$6" "$7"
		;;
	stop)
		stop "$2"
		;;
	restart)
		stop "$2"
		start "$2" "$3" "$4" "$5" "$6" "$7"
		;;
	status)
		status "$2"
		;;
	*)
		echo "$USAGE" >&2
		exit 2
esac