#!/bin/sh

DAEMON="majestic"
PIDFILE="/var/run/$DAEMON.pid"

DAEMON_ARGS="-s"

# shellcheck source=/dev/null
[ -r "/etc/default/$DAEMON" ] && . "/etc/default/$DAEMON"

load_majestic() {
	printf 'Starting %s: ' "$DAEMON"
	[ -f /usr/bin/$DAEMON ] || echo -en "DISABLED, "
	# shellcheck disable=SC2086 # we need the word splitting
    if [ -f /etc/coredump.conf ] && [ $(grep ^savedumps /etc/coredump.conf | cut -d= -f2) == "true" ]; then
        ulimit -c unlimited && echo "| /usr/sbin/sendcoredump.sh" > /proc/sys/kernel/core_pattern
    fi
	start-stop-daemon -b -m -S -q -p "$PIDFILE" -x "/usr/bin/$DAEMON" \
		-- $DAEMON_ARGS
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

# The daemon does not create a pidfile, and use "-m" to instruct start-stop-daemon to create one.
start() {
	logger -s -p daemon.info -t goke "Check MAC for Xiongmai devices"
	if [ "$(fw_printenv -n ethaddr)" = "00:00:23:34:45:66" ]; then
		logger -s -p daemon.info -t goke "The eth0 interface has a lousy MAC, let's try to change it.."
		XMMAC="$(ipcinfo --xm_mac)" && [ -n "${XMMAC}" ] && fw_setenv ethaddr ${XMMAC} && reboot -f || logger -s -p daemon.info -t goke "It is not possible to install a new MAC on the eth0 interface.."
	else
		logger -s -p daemon.info -t goke "The eth0 interface has a correct MAC - $(fw_printenv -n ethaddr)"
	fi
	#
	logger -s -p daemon.info -t goke "Loading of kernel modules and initialization of the video system has started"
	export TZ=$(cat /etc/TZ)
	load_goke -i
	#
	export SENSOR=$(fw_printenv -n sensor)
	load_majestic
}

stop() {
	printf 'Stopping %s: ' "$DAEMON"
	[ -f /usr/bin/$DAEMON ] || echo -en "DISABLED, "
	start-stop-daemon -K -q -p "$PIDFILE"
	status=$?
	if [ "$status" -eq 0 ]; then
		rm -f "$PIDFILE"
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

restart() {
	stop
	sleep 1
	reload
}

reload() {
	load_majestic
}

case "$1" in
	start|stop|restart|reload)
		"$1";;
	*)
		echo "Usage: $0 {start|stop|restart|reload}"
		exit 1
esac