#!/bin/bash

get_homedirs() {
	while read line; do
		uname="$(cut -d: -f1 <<< "$line")"
		uid="$(cut -d: -f3 <<< "$line")"
		udir="$(cut -d: -f6 <<< "$line")"
		if [[ "$uid" -ge 1000 ]]; then
			echo "$uname:$udir"
		fi
	done </etc/passwd
}

start_run() {
	rcuser=$2
	rclog="/var/log/bootrun/$rcuser.log"
	touch "$rclog"
	chmod 600 "$rclog"
	chown "$rcuser" "$rclog"
	echo "Bootrun on $(date)" >> "$rclog"
	ulimit -u 500
	su -l "$rcuser" -c "$1" &>> "$rclog"
}

start() {
	touch /var/log/bootrun.log
	chmod 640 /var/log/bootrun.log
	chown root:log /var/log/bootrun.log
	mkdir -p /var/log/bootrun

	for line in $(get_homedirs); do
		user="$(cut -d: -f1 <<< "$line")"
		file="$(cut -d: -f2 <<< "$line")/.bootrun"
		if [ -x "$file" ]; then
			start_run "$file" "$user" &>> /var/log/bootrun.log &
		fi
	done
}

stop_run() {
	rcuser=$2
	rclog="/var/log/bootrun/$rcuser.log"
	touch "$rclog"
	chmod 600 "$rclog"
	chown "$rcuser" "$rclog"
	echo "Shutdownrun on $(date)" >> "$rclog"
	ulimit -u 500
	su -l "$rcuser" -c "/usr/lib/bootrun.timeoutrun $1" &>> "$rclog"
}

stop() {
	rcpids=""
	for line in $(get_homedirs); do
		user="$(cut -d: -f1 <<< "$line")"
		file="$(cut -d: -f2 <<< "$line")/.shutdownrun"
		if [ -x "$file" ]; then
			stop_run "$file" "$user" &>> /var/log/bootrun.log &
			rcpids="$rcpids $!"
		fi
	done

	wait $rcpids
}

case "$1" in
	start) start;;
	stop) stop;;
	*) echo "usage: $0 {start|stop}";;
esac