kern_securelevel revision 249751 
1#!/bin/sh
2#-
3# Copyright (c) 2012-2013 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: head/usr.sbin/bsdconfig/security/kern_securelevel 249751 2013-04-22 05:52:06Z dteske $
28#
29############################################################ INCLUDES
30
31BSDCFG_SHARE="/usr/share/bsdconfig"
32. $BSDCFG_SHARE/common.subr || exit 1
33f_dprintf "%s: loading includes..." "$0"
34f_include $BSDCFG_SHARE/dialog.subr
35f_include $BSDCFG_SHARE/mustberoot.subr
36f_include $BSDCFG_SHARE/sysrc.subr
37
38BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="130.security"
39f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
40
41SECURELEVEL_HELPFILE=$BSDCFG_LIBE/$APP_DIR/include/securelevel.hlp
42
43ipgm=$( f_index_menusel_keyword $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
44[ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"
45
46############################################################ FUNCTIONS
47
48# dialog_menu_main
49#
50# Display the dialog(1)-based application main menu.
51#
52dialog_menu_main()
53{
54	local menu_list size defaultitem=
55	local hline="$hline_select_securelevel_to_operate_at"
56	local prompt="$msg_securelevels_menu_text"
57
58	menu_list="
59		'$msg_disabled'       '$msg_disable_securelevels'
60		'$msg_secure'         '$msg_secure_mode'
61		'$msg_highly_secure'  '$msg_highly_secure_mode'
62		'$msg_network_secure' '$msg_network_secure_mode'
63	" # END-QUOTE
64
65	size=$( eval f_dialog_menu_size \
66	        	\"\$DIALOG_TITLE\"     \
67	        	\"\$DIALOG_BACKTITLE\" \
68	                \"\$prompt\"           \
69	        	\"\$hline\"            \
70	        	$menu_list             )
71
72	case "$( f_sysrc_get kern_securelevel_enable )" in
73	[Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
74		case "$( f_sysrc_get kern_securelevel )" in
75		1) defaultitem="$msg_secure"         ;;
76		2) defaultitem="$msg_highly_secure"  ;;
77		3) defaultitem="$msg_network_secure" ;;
78		esac ;;
79	*)
80		defaultitem="$msg_disabled"
81	esac
82
83	local dialog_menu
84	dialog_menu=$( eval $DIALOG \
85		--title \"\$DIALOG_TITLE\"         \
86		--backtitle \"\$DIALOG_BACKTITLE\" \
87		--hline \"\$hline\"                \
88		--ok-label \"\$msg_ok\"            \
89		--cancel-label \"\$msg_cancel\"    \
90		--help-button                      \
91		--help-label \"\$msg_help\"        \
92		${USE_XDIALOG:+--help \"\"}        \
93		--default-item \"\$defaultitem\"   \
94		--menu \"\$prompt\" $size          \
95		$menu_list                         \
96		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
97	)
98	local retval=$?
99	setvar DIALOG_MENU_$$ "$dialog_menu"
100	return $retval
101}
102
103############################################################ MAIN
104
105# Incorporate rc-file if it exists
106[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
107
108#
109# Process command-line arguments
110#
111while getopts dD:hSX flag; do
112	case "$flag" in
113	h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm";;
114	esac
115done
116shift $(( $OPTIND - 1 ))
117
118#
119# Initialize
120#
121f_dialog_title "$msg_securelevels_menu_title"
122f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
123f_mustberoot_init
124
125#
126# Launch application main menu
127#
128while :; do
129	dialog_menu_main
130	retval=$?
131	mtag=$( f_dialog_menutag )
132
133	if [ $retval -eq 2 ]; then
134		# The Help button was pressed
135		f_show_help "$SECURELEVEL_HELPFILE"
136		continue
137	elif [ $retval -ne 0 ]; then
138		f_die
139	fi
140
141	break
142done
143
144case "$mtag" in
145"$msg_disabled")
146	f_sysrc_set kern_securelevel_enable "NO"
147	;;
148"$msg_secure")
149	f_sysrc_set kern_securelevel_enable "YES"
150	f_sysrc_set kern_securelevel "1" 
151	;;
152"$msg_highly_secure")
153	f_sysrc_set kern_securelevel_enable "YES"
154	f_sysrc_set kern_securelevel "2" 
155	;;
156"$msg_network_secure")
157	f_sysrc_set kern_securelevel_enable "YES"
158	f_sysrc_set kern_securelevel "3" 
159	;;
160esac
161
162exit $SUCCESS
163
164################################################################################
165# END
166################################################################################
167