freebsd-nq/usr.sbin/bsdconfig/usermgmt/userinput
Devin Teske 89498fdf41 Change all invocations of dialog(1) to no-longer require temporary files.
This allows bsdconfig to -- like bsdinstall -- operate from read-only media.

Reviewed by:	adrian (co-mentor)
Approved by:	adrian (co-mentor)
2012-09-20 23:44:13 +00:00

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#!/bin/sh
#-
# Copyright (c) 2012 Ron McDowell
# Copyright (c) 2012 Devin Teske
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
############################################################ INCLUDES
BSDCFG_SHARE="/usr/share/bsdconfig"
. $BSDCFG_SHARE/common.subr || exit 1
f_include $BSDCFG_SHARE/dialog.subr
f_include $BSDCFG_SHARE/mustberoot.subr
f_include $BSDCFG_SHARE/usermgmt/user_input.subr
BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="070.usermgmt"
f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
ipgm=$( f_index_menu_selection $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
[ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"
############################################################ CONFIGURATION
# set some reasonable defaults if /etc/adduser.conf does not exist.
[ -f /etc/adduser.conf ] && f_include /etc/adduser.conf
: ${passwdtype:="yes"}
: ${homeprefix:="/home"}
: ${defaultshell:="/bin/sh"}
: ${udotdir:="/usr/share/skel"}
############################################################ FUNCTIONS
# copy_dotfiles
#
# Copy `skel' dot-files to a new home directory.
#
copy_dotfiles()
{
( # Operate within sub-shell to protect CWD/glob of parent
cd "$udotdir" || exit $?
set +f # glob
for file in dot.*; do
cp -n "$file" "$pw_home_dir/${file#dot}" || exit $?
done
)
}
# save_changes
#
# Save any/all settings (actions performed depend on $mode value).
#
save_changes()
{
local err retval=$SUCCESS
case "$mode" in
Delete)
err=$( pw userdel -u "$pw_uid" 2>&1 )
retval=$?
if [ $retval -ne $SUCCESS ]; then
f_show_msg "%s %s\n" "$msg_error" "$err"
return $retval
fi
f_show_msg "$msg_login_deleted"
if [ "$pw_group_delete" = "$msg_yes" ] &&
f_quietly pw groupshow -g "$pw_gid"
then
err=$( pw groupdel -g "$pw_gid" 2>&1 ) ||
f_show_msg "%s %s\n" "$msg_warning" "$err"
fi
if [ "$pw_home_delete" = "$msg_yes" ]; then
f_dialog_info "$msg_deleting_home_directory"
err=$( rm -Rf "$pw_home_dir" 2>&1 ) ||
f_show_msg "%s %s\n" "$msg_warning" "$err"
fi
;;
Add)
local cmd="pw useradd -n '$pw_name'"
[ "$pw_member_groups" ] && cmd="$cmd -G '$pw_member_groups'"
[ "$pw_class" ] && cmd="$cmd -L '$pw_class'"
[ "$pw_gecos" ] && cmd="$cmd -c '$pw_gecos'"
[ "$pw_home_dir" ] && cmd="$cmd -d '$pw_home_dir'"
[ "$pw_account_expire" ] && cmd="$cmd -e '$pw_account_expire'"
[ "$pw_gid" ] && cmd="$cmd -g '$pw_gid'"
[ "$pw_password_expire" ] && cmd="$cmd -p '$pw_password_expire'"
[ "$pw_shell" ] && cmd="$cmd -s '$pw_shell'"
[ "$pw_uid" ] && cmd="$cmd -u '$pw_uid'"
if [ "$pw_password_disable" ]; then
cmd="$cmd -h -"
elif [ "$pw_password" ]; then
cmd="echo \"\$pw_password\" | $cmd -h 0"
fi
f_dprintf "cmd=$cmd"
err=$( eval $cmd 2>&1 )
retval=$?
if [ $retval -ne $SUCCESS ]; then
f_show_msg "%s %s\n" "$msg_error" "$err"
return $retval
fi
f_show_msg "$msg_login_added"
if [ "$pw_home_create" = "$msg_yes" ]; then
err=$( mkdir -p "$pw_home_dir" 2>&1 )
if [ $? -ne $SUCCESS ]; then
f_show_msg "%s %s\n" "$msg_warning" "$err"
elif [ -e "$pw_home_dir" ]; then
err=$( chown -R "$pw_uid:$pw_gid" \
"$pw_home_dir" 2>&1 )
[ $? -eq $SUCCESS ] || f_show_msg \
"%s %s\n" "$msg_warning" "$err"
fi
fi
if [ "$pw_dotfiles_create" = "$msg_yes" ]; then
err=$( copy_dotfiles 2>&1 ) ||
f_show_msg "%s %s\n" "$msg_warning" "$err"
fi
user="$pw_name"
f_quietly pw usershow -n "$pw_name" &&
mode="Edit/View" # Change mode
;;
Edit/View)
local cmd="pw usermod -n '$pw_name'"
[ "$pw_member_groups" ] && cmd="$cmd -G '$pw_member_groups'"
[ "$pw_class" ] && cmd="$cmd -L '$pw_class'"
[ "$pw_gecos" ] && cmd="$cmd -c '$pw_gecos'"
[ "$pw_home_dir" ] && cmd="$cmd -d '$pw_home_dir'"
[ "$pw_account_expire" ] && cmd="$cmd -e '$pw_account_expire'"
[ "$pw_gid" ] && cmd="$cmd -g '$pw_gid'"
[ "$pw_password_expire" ] && cmd="$cmd -p '$pw_password_expire'"
[ "$pw_shell" ] && cmd="$cmd -s '$pw_shell'"
[ "$pw_uid" ] && cmd="$cmd -u '$pw_uid'"
if [ "$pw_password_disable" ]; then
cmd="$cmd -h -"
elif [ "$pw_password" ]; then
cmd="echo \"\$pw_password\" | $cmd -h 0"
fi
f_dprintf "cmd=$cmd"
err=$( eval $cmd 2>&1 )
retval=$?
if [ $retval -ne $SUCCESS ]; then
f_show_msg "%s %s\n" "$msg_error" "$err"
return $retval
fi
f_show_msg "$msg_login_updated"
if [ "$pw_home_create" = "$msg_yes" ]; then
err=$( mkdir -p "$pw_home_dir" )
if [ $? -ne $SUCCESS ]; then
f_show_msg "%s %s\n" "$msg_warning" "$err"
elif [ -e "$pw_home_dir" ]; then
err=$( chown -R "$pw_uid:$pw_gid" \
"$pw_home_dir" 2>&1 )
[ $? -eq $SUCCESS ] || f_show_msg \
"%s %s\n" "$msg_warning" "$err"
fi
fi
if [ "$pw_dotfiles_create" = "$msg_yes" ]; then
err=$( copy_dotfiles 2>&1 ) ||
f_show_msg "%s %s\n" "$msg_warning" "$err"
fi
;;
esac
save_flag=
return $SUCCESS
}
# dialog_title_update $mode
#
# Set the title based on the given $mode.
#
dialog_title_update()
{
local mode="$1"
case "$mode" in
Add) f_dialog_title "$msg_add $msg_user" ;;
Edit/View) f_dialog_title "$msg_edit_view $msg_user: $user" ;;
Delete) f_dialog_title "$msg_delete $msg_user: $user" ;;
esac
}
############################################################ MAIN
# Incorporate rc-file if it exists
[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
#
# Process command-line arguments
#
while [ $# -gt 0 ]; do
key="${1%%=*}"
value="${1#*=}"
f_dprintf "key=[$key] value=[$value]"
case "$key" in
mode) mode="$value";;
user) user="$value";;
esac
shift
done
f_dprintf "mode=[$mode] user=[$user]"
#
# Initialize
#
f_dialog_init
dialog_title_update "$mode"
f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
f_mustberoot_init
menu_text=
save_flag=
hline="$hline_arrows_tab_enter"
if [ "$mode" = "Add" ]; then
#
# Ask a series of questions to pre-fill the editor screen.
#
# The defaults used in each dialog should allow the user to simply
# hit ENTER to proceed, because cancelling a single dialog will
# cause them to be returned to the main usermenu.
#
f_dialog_input_name || exit 0
f_dialog_input_gecos "$pw_name" || exit 0
[ "$passwdtype" = "yes" ] &&
{ f_dialog_input_password || exit 0; }
f_dialog_input_uid || exit 0
f_dialog_input_gid || exit 0
f_dialog_input_member_groups || exit 0
f_dialog_input_class || exit 0
f_dialog_input_change || exit 0
f_dialog_input_expire || exit 0
f_dialog_input_home_dir "$homeprefix/$pw_name" || exit 0
pw_dotfiles_create="$msg_no"
if [ ! -d "$homeprefix/$pw_name" ]; then
f_dialog_input_home_create || exit 0
[ "$pw_home_create" = "$msg_yes" ] &&
{ f_dialog_input_dotfiles_create || exit 0; }
fi
f_dialog_input_shell "$defaultshell" || exit 0
fi
if [ "$mode" = "Edit/View" -o "$mode" = "Delete" ]; then
f_input_user "$user" || f_die 1 "$msg_login_not_found"
fi
if [ "$mode" = "Edit/View" ]; then
[ -d "$pw_home_dir" ] || pw_home_create="$msg_no"
pw_dotfiles_create="$msg_no"
fi
if [ "$mode" = "Delete" ]; then
f_dialog_input_group_delete || exit 0
pw_home_delete="$msg_no"
[ -d "$pw_home_dir" ] &&
{ f_dialog_input_home_delete || exit 0; }
fi
cur_pw_name="$pw_name"
cur_pw_password="$pw_password"
cur_pw_uid="$pw_uid"
cur_pw_gid="$pw_gid"
cur_pw_member_groups="$pw_member_groups"
cur_pw_class="$pw_class"
cur_pw_password_expire="$pw_password_expire"
cur_pw_account_expire="$pw_account_expire"
cur_pw_gecos="$pw_gecos"
cur_pw_home_dir="$pw_home_dir"
cur_pw_shell="$pw_shell"
cur_pw_group_delete="$pw_group_delete"
cur_pw_home_create="$pw_home_create"
cur_pw_home_delete="$pw_home_delete"
cur_pw_dotfiles_create="$pw_dotfiles_create"
[ "$mode" = "Delete" ] && save_flag=1
#
# Loop until the user decides to Exit, Cancel, or presses ESC
#
while :; do
dialog_title_update "$mode"
menu_text=
menu_exit="$msg_exit"
if [ "$save_flag" ]; then
if [ "$mode" = "Delete" ]; then
menu_exit="$msg_delete/$msg_exit"
menu_text="$msg_delete_exit_or_cancel"
else
menu_exit="$msg_save/$msg_exit"
menu_text="$msg_save_exit_or_cancel"
fi
fi
pw_password_expires_on="$pw_password_expire"
f_isinteger "$pw_password_expire" && [ $pw_password_expire -ne 0 ] &&
pw_password_expires_on=$(
date -r "$pw_password_expire" "+%F %T %Z"
)
pw_account_expires_on="$pw_account_expire"
f_isinteger "$pw_account_expire" && [ "$pw_account_expire" -ne 0 ] &&
pw_account_expires_on=$(
date -r "$pw_account_expire" "+%F %T %Z"
)
case "$mode" in
Delete)
menu_items="
'X' '$menu_exit'
'1' '$msg_login: $pw_name'
'-' '$msg_full_name: $pw_gecos'
'-' '$msg_password: -----'
'-' '$msg_user_id: $pw_uid'
'-' '$msg_group_id: $pw_gid'
'-' '$msg_member_of_groups: $pw_member_groups'
'-' '$msg_login_class: $pw_class'
'-' '$msg_password_expires_on: $pw_password_expires_on'
'-' '$msg_account_expires_on: $pw_account_expires_on'
'-' '$msg_home_directory: $pw_home_dir'
'-' '$msg_shell: $pw_shell'
" # END-QUOTE
;;
*)
menu_items="
'X' '$menu_exit'
'1' '$msg_login: $pw_name'
'2' '$msg_full_name: $pw_gecos'
'3' '$msg_password: -----'
'4' '$msg_user_id: $pw_uid'
'5' '$msg_group_id: $pw_gid'
'6' '$msg_member_of_groups: $pw_member_groups'
'7' '$msg_login_class: $pw_class'
'8' '$msg_password_expires_on: $pw_password_expires_on'
'9' '$msg_account_expires_on: $pw_account_expires_on'
'A' '$msg_home_directory: $pw_home_dir'
'B' '$msg_shell: $pw_shell'
" # END-QUOTE
esac
case "$mode" in
Add|Edit/View)
if [ -d "$pw_home_dir" ]; then menu_items="$menu_items
'-' '$msg_create_home_directory: $msg_n_a'
'D' '$msg_create_dotfiles: $pw_dotfiles_create'
"; else menu_items="$menu_items
'C' '$msg_create_home_directory: $pw_home_create'
'D' '$msg_create_dotfiles: $pw_dotfiles_create'
"; fi
;;
Delete)
if [ -d "$pw_home_dir" ]; then menu_items="$menu_items
'C' '$msg_delete_primary_group: $pw_group_delete'
'D' '$msg_delete_home_directory: $pw_home_delete'
"; else menu_items="$menu_items
'C' '$msg_delete_primary_group: $pw_group_delete'
'-' '$msg_delete_home_directory: $msg_n_a'
"; fi
;;
esac
size=$( eval f_dialog_menu_size \
\"\$DIALOG_TITLE\" \
\"\$DIALOG_BACKTITLE\" \
\"\$menu_text\" \
\"\$hline\" \
$menu_items )
local dialog_menu
dialog_menu=$( eval $DIALOG \
--title \"\$DIALOG_TITLE\" \
--backtitle \"\$DIALOG_BACKTITLE\" \
--hline \"\$hline\" \
--ok-label \"\$msg_ok\" \
--cancel-label \"\$msg_cancel\" \
--menu \"\$menu_text\" $size \
$menu_items \
2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
)
retval=$?
setvar DIALOG_MENU_$$ "$dialog_menu"
mtag=$( f_dialog_menutag )
f_dprintf "retval=$retval mtag=[$mtag]"
# Exit if user has either pressed ESC or chosen Cancel/No
[ $retval -eq $SUCCESS ] || f_die
case "$mtag" in
X) # Exit
if [ "$save_flag" ]; then
save_changes || continue
fi
break
;;
1) # Login
case "$mode" in
Add) f_dialog_input_name "$pw_name" ;;
Edit/View|Delete)
f_dialog_menu_user_list
retval=$?
mtag=$( f_dialog_menutag )
f_dprintf "retval=$retval mtag=[$mtag]"
# Loop if user has either pressed ESC or chosen Cancel/No
[ $retval -eq $SUCCESS ] || continue
[ "$mtag" = "X $msg_exit" ] && continue
user="$mtag"
f_input_user "$user" || f_die 1 "$msg_login_not_found"
cur_pw_name="$pw_name"
cur_pw_password="$pw_password"
cur_pw_uid="$pw_uid"
cur_pw_gid="$pw_gid"
cur_pw_member_groups="$pw_member_groups"
cur_pw_class="$pw_class"
cur_pw_password_expire="$pw_password_expire"
cur_pw_account_expire="$pw_account_expire"
cur_pw_gecos="$pw_gecos"
cur_pw_home_dir="$pw_home_dir"
cur_pw_shell="$pw_shell"
cur_pw_group_delete="$pw_group_delete"
cur_pw_home_create="$pw_home_create"
cur_pw_home_delete="$pw_home_delete"
cur_pw_dotfiles_create="$pw_dotfiles_create"
[ "$mode" != "Delete" ] && save_flag=
esac
;;
2) # Full Name
f_dialog_input_gecos "$pw_gecos"
;;
3) # Password
f_dialog_input_password
;;
4) # UID
f_dialog_input_uid "$pw_uid"
;;
5) # Default Group
f_dialog_input_gid "$pw_gid"
;;
6) # Member of Groups
f_dialog_input_member_groups "$pw_member_groups"
;;
7) # Login Class
f_dialog_input_class "$pw_class"
;;
8) # Password Expire on
f_dialog_input_change "$pw_password_expire"
;;
9) # Account Expire on
f_dialog_input_expire "$pw_account_expire"
;;
A) # Home Directory
f_dialog_input_home_dir "$pw_home_dir"
;;
B) # Shell
f_dialog_input_shell "$pw_shell"
;;
esac
case "$mode" in
Delete)
case "$mtag" in
C) # Delete Primary Group
f_dialog_input_group_delete ;;
D) # Delete Home Directory
f_dialog_input_home_delete ;;
esac
;;
Add|Edit/View)
case "$mtag" in
C) # Create Home Directory
f_dialog_input_home_create
[ "$pw_home_create" = "$msg_no" ] &&
pw_dotfiles_create="$msg_no"
;;
D) # Create Dotfiles
f_dialog_input_dotfiles_create
[ "$pw_dotfiles_create" = "$msg_yes" ] &&
pw_home_create="$msg_yes"
;;
esac
;;
esac
done
exit $SUCCESS
################################################################################
# END
################################################################################