rc.shutdown revision 96830 
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: head/etc/rc.shutdown 96830 2002-05-18 00:26:10Z gordon $
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'
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
46# If there is a global system configuration file, suck it in.
47#
48if [ -r /etc/defaults/rc.conf ]; then
49	. /etc/defaults/rc.conf
50	source_rc_confs
51elif [ -r /etc/rc.conf ]; then
52	. /etc/rc.conf
53fi
54
55# reverse_list list
56#	print the list in reverse order
57#
58reverse_list()
59{
60	_revlist=
61	for _revfile in $*; do
62		_revlist="$_revfile${script_name_sep}$_revlist"
63	done
64	echo $_revlist
65}
66
67# Write some entropy so the rebooting /dev/random can reseed
68#
69case ${entropy_file} in
70[Nn][Oo] | '')
71	;;
72*)
73	echo -n 'Writing entropy file:'
74	rm -f ${entropy_file}
75	oumask=`umask`
76	umask 077
77	if touch ${entropy_file} ; then
78		entropy_file_confirmed="${entropy_file}"
79	else
80		# Try this as a reasonable alternative for read-only
81		# roots, diskless workstations, etc.
82		rm -f /var/db/entropy
83		if touch /var/db/entropy ; then
84			entropy_file_confirmed=/var/db/entropy
85		fi
86	fi
87	case ${entropy_file_confirmed} in
88	'')
89		echo ' ERROR - entropy file write failed'
90		;;
91	*)
92		dd if=/dev/random of=${entropy_file_confirmed} \
93		   bs=4096 count=1 2> /dev/null
94		echo '.'
95		;;
96	esac
97	umask ${oumask}
98	;;
99esac
100
101# Check if /var/db/mounttab is clean.
102case $1 in
103reboot)
104	if [ -f /var/db/mounttab ]; then
105		rpc.umntall
106	fi
107	;;
108esac
109
110echo -n 'Shutting down daemon processes:'
111
112# for each valid dir in $local_startup, search for init scripts matching *.sh
113case ${local_startup} in
114[Nn][Oo] | '')
115	;;
116*)
117	slist=""
118	if [ -z "${script_name_sep}" ]; then
119		script_name_sep=" "
120	fi
121	for dir in ${local_startup}; do
122		if [ -d "${dir}" ]; then
123			for script in ${dir}/*.sh; do
124				slist="${slist}${script_name_sep}${script}"
125			done
126		fi
127	done
128	script_save_sep="$IFS"
129	IFS="${script_name_sep}"
130	for script in `reverse_list ${slist}`; do
131		if [ -x "${script}" ]; then
132			(set -T
133			trap 'exit 1' 2
134			${script} stop)
135		fi
136	done
137	IFS="${script_save_sep}"
138	echo '.'
139	;;
140esac
141
142# Insert other shutdown procedures here
143
144# Saving firewall state tables should be done last
145echo -n 'Saving firewall state tables:'
146
147# Save IP-filter state tables
148case ${ipfs_enable} in
149[Yy][Ee][Ss])
150	echo -n ' ipfs'
151	${ipfs_program:-/sbin/ipfs} -W ${ipfs_flags}
152	;;
153esac
154
155echo '.'
156exit 0
157