xref: /freebsd/usr.sbin/bsdconfig/security/kern_securelevel (revision 9c6cbb8aad68c651a89bbb57bee790a268e7b692)
1#!/bin/sh
2#-
3# Copyright (c) 2012 Devin Teske
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 (INLUDING, 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############################################################ INCLUDES
30
31BSDCFG_SHARE="/usr/share/bsdconfig"
32. $BSDCFG_SHARE/common.subr || exit 1
33f_include $BSDCFG_SHARE/dialog.subr
34f_include $BSDCFG_SHARE/mustberoot.subr
35f_include $BSDCFG_SHARE/sysrc.subr
36
37BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="130.security"
38f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
39f_include_help SECURELEVEL $BSDCFG_LIBE/$APP_DIR/include/securelevel.hlp
40
41ipgm=$( f_index_menu_selection $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
42[ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"
43
44############################################################ FUNCTIONS
45
46# dialog_menu_main
47#
48# Display the dialog(1)-based application main menu.
49#
50dialog_menu_main()
51{
52	local menu_list size
53	local hline="$hline_select_securelevel_to_operate_at"
54	local prompt="$msg_securelevels_menu_text"
55
56	menu_list="
57		'X $msg_exit'         '$msg_exit_this_menu'
58		'$msg_disabled'       '$msg_disable_securelevels'
59		'$msg_secure'         '$msg_secure_mode'
60		'$msg_highly_secure'  '$msg_highly_secure_mode'
61		'$msg_network_secure' '$msg_network_secure_mode'
62	" # END-QUOTE
63
64	size=$( eval f_dialog_menu_size \
65	        	\"\$DIALOG_TITLE\"     \
66	        	\"\$DIALOG_BACKTITLE\" \
67	                \"\$prompt\"           \
68	        	\"\$hline\"            \
69	        	$menu_list             )
70
71	local dialog_menu
72	dialog_menu=$( eval $DIALOG \
73		--clear --title \"\$DIALOG_TITLE\" \
74		--backtitle \"\$DIALOG_BACKTITLE\" \
75		--hline \"\$hline\"                \
76		--ok-label \"\$msg_ok\"            \
77		--cancel-label \"\$msg_cancel\"    \
78		--help-button                      \
79		${USE_XDIALOG:+--help \"\"}        \
80		--menu \"\$prompt\" $size          \
81		$menu_list                         \
82		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
83	)
84	local retval=$?
85	setvar DIALOG_MENU_$$ "$dialog_menu"
86	return $retval
87}
88
89############################################################ MAIN
90
91# Incorporate rc-file if it exists
92[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
93
94#
95# Process command-line arguments
96#
97while getopts hSX flag; do
98	case "$flag" in
99	h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm";;
100	esac
101done
102shift $(( $OPTIND - 1 ))
103
104#
105# Initialize
106#
107f_dialog_init
108f_dialog_title "$msg_securelevels_menu_title"
109f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
110f_mustberoot_init
111
112#
113# Launch application main menu
114#
115while :; do
116	dialog_menu_main
117	retval=$?
118	mtag=$( f_dialog_menutag )
119
120	if [ $retval -eq 2 ]; then
121		# The Help button was pressed
122		f_show_msg "%s" "$( f_include_help SECURELEVEL )"
123		continue
124	elif [ $retval -ne 0 ]; then
125		f_die
126	fi
127
128	break
129done
130
131case "$mtag" in
132"$msg_disabled")
133	f_sysrc_set kern_securelevel_enable "NO"
134	;;
135"$msg_secure")
136	f_sysrc_set kern_securelevel_enable "YES"
137	f_sysrc_set kern_securelevel "1"
138	;;
139"$msg_highly_secure")
140	f_sysrc_set kern_securelevel_enable "YES"
141	f_sysrc_set kern_securelevel "2"
142	;;
143"$msg_network_secure")
144	f_sysrc_set kern_securelevel_enable "YES"
145	f_sysrc_set kern_securelevel "3"
146	;;
147esac
148
149exit $SUCCESS
150
151################################################################################
152# END
153################################################################################
154