xref: /freebsd/libexec/rc/rc.shutdown (revision cc68614da8232d8baaca0ae0d0dd8f890f06623e)
1#!/bin/sh
2#
3# Copyright (c) 1997  Ollivier Robert
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27# $FreeBSD$
28#
29
30# Site-specific closing actions for daemons run by init on shutdown,
31# or before going single-user from multi-user.
32# Output and errors are directed to console by init, and the
33# console is the controlling terminal.
34
35stty status '^T' 2> /dev/null
36
37# Set shell to ignore SIGINT (2), but not children;
38# shell catches SIGQUIT (3) and returns to single user after fsck.
39trap : 2
40trap : 3	# shouldn't be needed
41
42HOME=/
43PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin
44export HOME PATH
45
46rc_shutdown=${1:-"unspecified"}
47
48. /etc/rc.subr
49
50load_rc_config
51
52# reverse_list list
53#	print the list in reverse order
54#
55reverse_list()
56{
57	_revlist=
58	for _revfile in $*; do
59		_revlist="$_revfile${script_name_sep}$_revlist"
60	done
61	echo $_revlist
62}
63
64# If requested, start a watchdog timer in the background which
65# will terminate rc.shutdown if rc.shutdown doesn't complete
66# within the specified time.
67#
68_rcshutdown_watchdog=
69if [ -n "$rcshutdown_timeout" ]; then
70	debug "Initiating watchdog timer."
71	sleep $rcshutdown_timeout && (
72		_msg="$rcshutdown_timeout second watchdog"
73		_msg="$_msg timeout expired. Shutdown terminated."
74		logger -t rc.shutdown "$_msg"
75		echo
76		echo "$_msg"
77		date
78		kill -KILL $$ >/dev/null 2>&1
79	) &
80	_rcshutdown_watchdog=$!
81fi
82
83# Determine the shutdown order of the /etc/rc.d scripts,
84# and perform the operation
85#
86rcorder_opts="-k shutdown"
87if [ `/sbin/sysctl -n security.jail.jailed` -eq 1 ]; then
88	rcorder_opts="$rcorder_opts -s nojail"
89	if [ `/sbin/sysctl -n security.jail.vnet` -ne 1 ]; then
90		rcorder_opts="$rcorder_opts -s nojailvnet"
91	fi
92fi
93
94case ${local_startup} in
95[Nn][Oo] | '') ;;
96*)     find_local_scripts_new ;;
97esac
98
99files=`rcorder ${rcorder_opts} /etc/rc.d/* ${local_rc} 2>/dev/null`
100
101for _rc_elem in `reverse_list $files`; do
102	debug "run_rc_script $_rc_elem faststop"
103	run_rc_script $_rc_elem faststop
104done
105
106# Terminate the background watchdog timer (if it is running)
107#
108if [ -n "$_rcshutdown_watchdog" ]; then
109	pkill -TERM -P $_rcshutdown_watchdog >/dev/null 2>&1
110fi
111
112# Insert other shutdown procedures here
113
114
115echo '.'
116exit 0
117