usr.sbin/bsdconfig/password/share/password.subr

   1 if [ ! "$_PASSWORD_PASSWORD_SUBR" ]; then _PASSWORD_PASSWORD_SUBR=1
   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 # $FreeBSD$
  28 #
  29 ############################################################ INCLUDES
  30
  31 BSDCFG_SHARE="/usr/share/bsdconfig"
  32 . $BSDCFG_SHARE/common.subr || exit 1
  33 f_dprintf "%s: loading includes..." password/password.subr
  34 f_include $BSDCFG_SHARE/dialog.subr
  35
  36 BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="040.password"
  37 f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
  38
  39 ############################################################ FUNCTIONS
  40
  41 # f_dialog_input_password
  42 #
  43 # Prompt the user to enter a password (twice). If the user does not cancel or
  44 # press ESC, the $pw_password environment variable will hold the password.
  45 #
  46 f_dialog_input_password()
  47 {
  48         local prompt1="$msg_enter_new_password"
  49         local prompt2="$msg_reenter_password"
  50         local hline="$hline_alnum_punc_tab_enter"
  51
  52         local height1 width1
  53         f_dialog_inputbox_size height1 width1 \
  54                                "$DIALOG_TITLE"     \
  55                                "$DIALOG_BACKTITLE" \
  56                                "$prompt1"          \
  57                                ""                  \
  58                                "$hline"
  59
  60         local height2 width2
  61         f_dialog_inputbox_size height2 width2 \
  62                                "$DIALOG_TITLE"     \
  63                                "$DIALOG_BACKTITLE" \
  64                                "$prompt2"          \
  65                                ""                  \
  66                                "$hline"
  67
  68         #
  69         # Loop until the user provides taint-free/valid input
  70         #
  71         local _password1 _password2
  72         while :; do
  73                 _password1=$( $DIALOG \
  74                         --title "$DIALOG_TITLE"         \
  75                         --backtitle "$DIALOG_BACKTITLE" \
  76                         --hline "$hline"                \
  77                         --ok-label "$msg_ok"            \
  78                         --cancel-label "$msg_cancel"    \
  79                         --insecure                      \
  80                         --passwordbox "$prompt1"        \
  81                         $height1 $width1                \
  82                         2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
  83                 ) || return $?
  84                         # Return if user either pressed ESC or chose Cancel/No
  85                 debug= f_dialog_line_sanitize _password1
  86
  87                 _password2=$( $DIALOG \
  88                         --title "$DIALOG_TITLE"         \
  89                         --backtitle "$DIALOG_BACKTITLE" \
  90                         --hline "$hline"                \
  91                         --ok-label "$msg_ok"            \
  92                         --cancel-label "$msg_cancel"    \
  93                         --insecure                      \
  94                         --passwordbox "$prompt2"        \
  95                         $height2 $width2                \
  96                         2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
  97                 ) || return $?
  98                         # Return if user either pressed ESC or chose Cancel/No
  99                 debug= f_dialog_line_sanitize _password2
 100
 101                 # Check for NULL entry
 102                 if ! [ "$_password1" -o "$_password2" ]; then
 103                         f_show_msg "$msg_password_is_empty"
 104                         continue
 105                 fi
 106
 107                 # Check for password mismatch
 108                 if [ "$_password1" != "$_password2" ]; then
 109                         f_show_msg "$msg_passwords_do_not_match"
 110                         continue
 111                 fi
 112
 113                 pw_password="$_password1"
 114                 break
 115         done
 116
 117         return $DIALOG_OK
 118 }
 119
 120 ############################################################ MAIN
 121
 122 f_dprintf "%s: Successfully loaded." password/password.subr
 123
 124 fi # ! $_PASSWORD_PASSWORD_SUBR