1#!/bin/sh
2#
3# $NetBSD: rc.shutdown,v 1.9 2012/06/25 07:22:45 jnemeth Exp $
4#
5# rc.shutdown --
6#	Run the scripts in /etc/rc.d with reverse rcorder.
7
8#	System shutdown script run by shutdown(8) at system shutdown time.
9#	Note that halt(8) and reboot(8) do NOT invoke this script.
10
11export HOME=/
12export PATH=/sbin:/bin:/usr/sbin:/usr/bin
13
14. /etc/rc.subr
15. /etc/rc.conf
16
17if ! checkyesno do_rcshutdown; then
18	echo "Skipping shutdown hooks."
19	exit 0
20fi
21
22stty status '^T'
23
24#	Set shell to ignore SIGINT, but not children;
25#	shell catches SIGQUIT and returns to single user.
26#
27trap : INT
28trap "echo 'Shutdown interrupted.'; exit 1" QUIT
29
30#	If requested, start a watchdog timer in the background which
31#	will terminate rc.shutdown if rc.shutdown doesn't complete
32#	within the specified time.
33#
34_rcshutdown_watchdog=
35if [ -n "$rcshutdown_timeout" ]; then
36	sleep $rcshutdown_timeout && (
37	    _msg="$rcshutdown_timeout second watchdog timeout expired. Shutdown terminated."
38	    logger -t rc.shutdown "$_msg"
39	    echo "$_msg"
40	    date
41	    kill -KILL $$ >/dev/null 2>&1
42	    ) &
43	_rcshutdown_watchdog=$!
44fi
45
46
47#	Determine the shutdown order of the rc.d scripts,
48#	and perform the operation
49#
50scripts=$(for rcd in ${rc_directories:-/etc/rc.d}; do
51	test -d ${rcd} && echo ${rcd}/*; done)
52files=$(rcorder -k shutdown ${rcshutdown_rcorder_flags} ${scripts})
53
54for _rc_elem in $(reverse_list $files); do
55	run_rc_script $_rc_elem stop
56done
57
58
59#	Terminate the background watchdog timer (if it is running)
60#
61if [ -n "$_rcshutdown_watchdog" ]; then
62	kill -TERM $_rcshutdown_watchdog >/dev/null 2>&1
63fi
64
65date
66exit 0
67