password.subr revision 238438
1if [ ! "$_PASSWORD_PASSWORD_SUBR" ]; then _PASSWORD_PASSWORD_SUBR=1 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 (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/usr.sbin/bsdconfig/password/include/password.subr 238438 2012-07-14 03:16:57Z dteske $ 28# 29############################################################ INCLUDES 30 31BSDCFG_LIBE="/usr/libexec/bsdconfig" 32. $BSDCFG_LIBE/include/common.subr || exit 1 33f_include $BSDCFG_LIBE/include/dialog.subr 34 35APP_DIR="040.password" 36f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr 37 38############################################################ FUNCTIONS 39 40# f_dialog_input_password 41# 42# Prompt the user to enter a password (twice). If the user does not cancel or 43# press ESC, the $pw_password environment variable will hold the password. 44# 45f_dialog_input_password() 46{ 47 local hline="$hline_alnum_punc_tab_enter" 48 local msg size rmsg rsize 49 50 msg=$( printf "$msg_password" ) 51 size=$( f_dialog_inputbox_size \ 52 "$DIALOG_TITLE" \ 53 "$DIALOG_BACKTITLE" \ 54 "$msg" \ 55 "" \ 56 "$hline" ) 57 58 rmsg=$( printf "$msg_reenter_password" ) 59 rsize=$( f_dialog_inputbox_size \ 60 "$DIALOG_TITLE" \ 61 "$DIALOG_BACKTITLE" \ 62 "$rmsg" \ 63 "" \ 64 "$hline" ) 65 66 # 67 # Loop until the user provides taint-free/valid input 68 # 69 local retval _password1 _password2 70 while :; do 71 eval $DIALOG \ 72 --title \"\$DIALOG_TITLE\" \ 73 --backtitle \"\$DIALOG_BACKTITLE\" \ 74 --hline \"\$hline\" \ 75 --ok-label \"\$msg_ok\" \ 76 --cancel-label \"\$msg_cancel\" \ 77 --insecure \ 78 --passwordbox \"\$msg\" $size \ 79 2> $DIALOG_TMPDIR/dialog.inputbox.$$ 80 81 retval=$? 82 _password1=$( f_dialog_inputstr ) 83 84 # Return if user has either pressed ESC or chosen Cancel/No 85 [ $retval -eq $SUCCESS ] || return $retval 86 87 eval $DIALOG \ 88 --title \"\$DIALOG_TITLE\" \ 89 --backtitle \"\$DIALOG_BACKTITLE\" \ 90 --hline \"\$hline\" \ 91 --ok-label \"\$msg_ok\" \ 92 --cancel-label \"\$msg_cancel\" \ 93 --insecure \ 94 --passwordbox \"\$rmsg\" $rsize \ 95 2> $DIALOG_TMPDIR/dialog.inputbox.$$ 96 97 retval=$? 98 _password2=$( f_dialog_inputstr ) 99 100 # Return if user has either pressed ESC or chosen Cancel/No 101 [ $retval -eq $SUCCESS ] || return $retval 102 103 # Check for NULL entry 104 if ! [ "$_password1" -o "$_password2" ]; then 105 f_show_msg "$msg_password_is_empty" 106 continue 107 fi 108 109 # Check for password mismatch 110 if [ "$_password1" != "$_password2" ]; then 111 f_show_msg "$msg_passwords_do_not_match" 112 continue 113 fi 114 115 pw_password="$_password1" 116 break 117 done 118 119 return $SUCCESS 120} 121 122fi # ! $_PASSWORD_PASSWORD_SUBR 123