security revision 260678 
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 (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: stable/10/usr.sbin/bsdconfig/security/security 260678 2014-01-15 07:49:17Z 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
41f_index_menusel_keyword $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" ipgm &&
42	pgm="${ipgm:-$pgm}"
43
44############################################################ FUNCTIONS
45
46# dialog_menu_main
47#
48# Display the dialog(1)-based application main menu.
49#
50dialog_menu_main()
51{
52	local prompt="$msg_menu_text"
53	local menu_list="
54		'X $msg_exit' '$msg_exit_this_menu'
55	" # END-QUOTE
56	local defaultitem= # Calculated below
57	local hline="$hline_arrows_tab_enter"
58
59	# Obtain default-item (adjusted below for dynamic tags)
60	f_dialog_default_fetch defaultitem
61	local ditem="${defaultitem%%[$IFS]*}"
62
63	#
64	# Add dynamically tagged entry for kern_securelevels
65	#
66	local mark=" "
67	case "$( f_sysrc_get kern_securelevel_enable )" in
68	[Yy][Ee][Ss])
69		local kern_securelevel="$( f_sysrc_get kern_securelevel )"
70		if [ ${#kern_securelevel} -eq 1 ] &&
71		   f_isinteger "$kern_securelevel" &&
72		   [ $kern_securelevel -lt 9 ]
73		then
74			mark="$kern_securelevel"
75		else
76			mark="X"
77		fi ;;
78	*)
79		mark=" "
80	esac
81	menu_list="$menu_list
82		'2 [$mark] $msg_securelevel' '$msg_securelevel_desc'"
83
84	# Update default-item if appropriate
85	[ "$ditem" = 2 ] && defaultitem="2 [$mark] $msg_securelevel"
86
87	#
88	# Add dynamically tagged entry for nfs_reserved_port_only
89	#
90	case "$( f_sysrc_get nfs_reserved_port_only )" in
91	[Yy][Ee][Ss]) mark="X" ;;
92	           *) mark=" " ;;
93	esac
94	menu_list="$menu_list
95		'3 [$mark] $msg_nfs_port' '$msg_nfs_port_desc'"
96
97	# Update default-item if appropriate
98	[ "$ditem" = 3 ] && defaultitem="3 [$mark] $msg_nfs_port"
99
100	local height width rows
101	eval f_dialog_menu_size height width rows \
102	                        \"\$DIALOG_TITLE\"     \
103	                        \"\$DIALOG_BACKTITLE\" \
104	                        \"\$prompt\"           \
105	                        \"\$hline\"            \
106	                        $menu_list
107
108	local menu_choice
109	menu_choice=$( eval $DIALOG \
110		--title \"\$DIALOG_TITLE\"         \
111		--backtitle \"\$DIALOG_BACKTITLE\" \
112		--hline \"\$hline\"                \
113		--ok-label \"\$msg_ok\"            \
114		--cancel-label \"\$msg_cancel\"    \
115		--default-item \"\$defaultitem\"   \
116		--menu \"\$prompt\"                \
117		$height $width $rows               \
118		$menu_list                         \
119		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
120	)
121	local retval=$?
122	f_dialog_data_sanitize menu_choice
123	f_dialog_menutag_store "$menu_choice"
124
125	# Only update default-item on success
126	[ $retval -eq $DIALOG_OK ] && f_dialog_default_store "$menu_choice"
127
128	return $retval
129}
130
131############################################################ MAIN
132
133# Incorporate rc-file if it exists
134[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
135
136#
137# Process command-line arguments
138#
139while getopts h$GETOPTS_STDARGS flag; do
140	case "$flag" in
141	h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm" ;;
142	esac
143done
144shift $(( $OPTIND - 1 ))
145
146#
147# Initialize
148#
149f_dialog_title "$msg_system_security_options_menu"
150f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
151f_mustberoot_init
152
153#
154# Launch application main menu (loop for menu update after selection)
155#
156while :; do
157	dialog_menu_main || f_die
158	f_dialog_menutag_fetch mtag
159
160	case "$mtag" in
161	"X $msg_exit") break ;;
162	"2 ["?"] $msg_securelevel") # Configure securelevels for the system
163		$BSDCFG_LIBE/$APP_DIR/kern_securelevel ${USE_XDIALOG:+-X} ;;
164	"3 [X] $msg_nfs_port") # Require that NFS clients use reserved ports
165		f_eval_catch "$0" f_sysrc_set \
166			'f_sysrc_set nfs_reserved_port_only NO' ;;
167	"3 [ ] $msg_nfs_port") # Same; Toggle value
168		f_eval_catch "$0" f_sysrc_set \
169			'f_sysrc_set nfs_reserved_port_only YES' ;;
170	*)
171		f_die 1 "$msg_unknown_security_menu_selection"
172	esac
173done
174
175exit $SUCCESS
176
177################################################################################
178# END
179################################################################################
180