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authorscottl <scottl@FreeBSD.org>2002-12-03 05:41:09 +0000
committerscottl <scottl@FreeBSD.org>2002-12-03 05:41:09 +0000
commitfb2ab15ed1ce4f7d83c60c06e101b090808f35f7 (patch)
tree028231dd49d4de8c0ac76e0f3db08456597f0af9 /usr.sbin/adduser/adduser.sh
parentf563ab1aae2e32cc78003ff3a4e8f4b09a89d6b0 (diff)
downloadFreeBSD-src-fb2ab15ed1ce4f7d83c60c06e101b090808f35f7.zip
FreeBSD-src-fb2ab15ed1ce4f7d83c60c06e101b090808f35f7.tar.gz
Replace the perl versions of adduser and rmuser with shell script versions.
Submitted by: Mike Makonnen <mtm@identd.net> Approved by: re
Diffstat (limited to 'usr.sbin/adduser/adduser.sh')
-rw-r--r--usr.sbin/adduser/adduser.sh874
1 files changed, 874 insertions, 0 deletions
diff --git a/usr.sbin/adduser/adduser.sh b/usr.sbin/adduser/adduser.sh
new file mode 100644
index 0000000..ef59593
--- /dev/null
+++ b/usr.sbin/adduser/adduser.sh
@@ -0,0 +1,874 @@
+#!/bin/sh
+#
+# Copyright (c) 2002 Michael Telahun Makonnen. 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.
+# 3. The name of the author may not be used to endorse or promote products
+# derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
+#
+# Email: Mike Makonnen <mtm@identd.net>
+#
+# $FreeBSD$
+#
+
+# err msg
+# Display $msg on stderr, unless we're being quiet.
+#
+err() {
+ if [ -z "$quietflag" ]; then
+ echo 1>&2 ${THISCMD}: ERROR: $*
+ fi
+}
+
+# info msg
+# Display $msg on stdout, unless we're being quiet.
+#
+info() {
+ if [ -z "$quietflag" ]; then
+ echo ${THISCMD}: INFO: $*
+ fi
+}
+
+# get_nextuid
+# Output the value of $_uid if it is available for use. If it
+# is not, output the value of the next higher uid that is available.
+# If a uid is not specified, output the first available uid, as indicated
+# by pw(8).
+#
+get_nextuid () {
+ _uid=$1
+ _nextuid=
+
+ if [ -z "$_uid" ]; then
+ _nextuid="`${PWCMD} usernext | cut -f1 -d:`"
+ else
+ while : ; do
+ ${PWCMD} usershow $_uid > /dev/null 2>&1
+ if [ ! "$?" -eq 0 ]; then
+ _nextuid=$_uid
+ break
+ fi
+ _uid=$(($_uid + 1))
+ done
+ fi
+ echo $_nextuid
+}
+
+# show_usage
+# Display usage information for this utility.
+#
+show_usage() {
+ echo "usage: ${THISCMD} [options]"
+ echo " options may include:"
+ echo " -C save to the configuration file only"
+ echo " -E disable this account after creation"
+ echo " -G additional groups to add accounts to"
+ echo " -L login class of the user"
+ echo " -N do not read configuration file"
+ echo " -d home directory"
+ echo " -f file from which input will be received"
+ echo " -h display this usage message"
+ echo " -k path to skeleton home directory"
+ echo " -m user welcome message file"
+ echo " -q absolute minimal user feedback"
+ echo " -s shell"
+ echo " -u uid to start at"
+ echo " -w password type: no, none, yes or random"
+}
+
+# valid_shells
+# Outputs a list of valid shells from /etc/shells. Only the
+# basename of the shell is output.
+#
+valid_shells() {
+ _prefix=
+ cat ${ETCSHELLS} |
+ while read _path _junk ; do
+ case $_path in
+ \#*|'')
+ ;;
+ *)
+ echo -n "${_prefix}`basename $_path`"
+ _prefix=' '
+ ;;
+ esac
+ done
+}
+
+# fullpath_from_shell shell
+# Given $shell, the basename component of a valid shell, get the
+# full path to the shell from the /etc/shells file.
+#
+fullpath_from_shell() {
+ _shell=$1
+ [ -z "$_shell" ] && return 1
+
+ cat ${ETCSHELLS} |
+ while read _path _junk ; do
+ case "$_path" in
+ \#*|'')
+ ;;
+ *)
+ if [ "`basename $_path`" = "$_shell" ]; then
+ echo $_path
+ return 0
+ fi
+ ;;
+ esac
+ done
+ return 1
+}
+
+# save_config
+# Save some variables to a configuration file.
+# Note: not all script variables are saved, only those that
+# it makes sense to save.
+#
+save_config() {
+ echo "# Configuration file for adduser(8)." > ${ADDUSERCONF}
+ echo "# NOTE: only *some* variables are saved." >> ${ADDUSERCONF}
+ echo "# Last Modified on `date`." >> ${ADDUSERCONF}
+ echo '' >> ${ADDUSERCONF}
+ echo "defaultclass=$uclass" >> ${ADDUSERCONF}
+ echo "defaultgroups=$ugroups" >> ${ADDUSERCONF}
+ echo "passwdtype=$passwdtype" >> ${ADDUSERCONF}
+ echo "homeprefix=$homeprefix" >> ${ADDUSERCONF}
+ echo "defaultshell=$ushell" >> ${ADDUSERCONF}
+ echo "udotdir=$udotdir" >> ${ADDUSERCONF}
+ echo "msgfile=$msgfile" >> ${ADDUSERCONF}
+ echo "disableflag=$disableflag" >> ${ADDUSERCONF}
+}
+
+# add_user
+# Add a user to the user database. If the user chose to send a welcome
+# message or lock the account, do so.
+#
+add_user() {
+
+ # Is this a configuration run? If so, don't modify user database.
+ #
+ if [ -n "$configflag" ]; then
+ save_config
+ return
+ fi
+
+ _uid=
+ _name=
+ _comment=
+ _gecos=
+ _home=
+ _group=
+ _grouplist=
+ _shell=
+ _class=
+ _dotdir=
+ _expire=
+ _pwexpire=
+ _passwd=
+ _upasswd=
+ _passwdmethod=
+
+ _name="-n $username"
+ [ -n "$uuid" ] && _uid="-u $uuid"
+ [ -n "$ulogingroup" ] && _group="-g $ulogingroup"
+ [ -n "$ugroups" ] && _grouplist="-G $ugroups"
+ [ -n "$ushell" ] && _shell="-s $ushell"
+ [ -n "$uhome" ] && _home="-m -d $uhome"
+ [ -n "$uclass" ] && _class="-L $uclass"
+ [ -n "$ugecos" ] && _comment="-c '$ugecos'"
+ [ -n "$udotdir" ] && _dotdir="-k $udotdir"
+ [ -n "$uexpire" ] && _expire="-e '$uexpire'"
+ [ -n "$upwexpire" ] && _pwexpire="-p '$upwexpire'"
+ case $passwdtype in
+ no)
+ _passwdmethod="-w no"
+ _passwd="-h -"
+ ;;
+ yes)
+ _passwdmethod="-w yes"
+ _passwd="-h 0"
+ _upasswd="echo $upass |"
+ ;;
+ none)
+ _passwdmethod="-w none"
+ ;;
+ random)
+ _passwdmethod="-w random"
+ ;;
+ esac
+
+ _pwcmd="$_upasswd ${PWCMD} useradd $_uid $_name $_group $_grouplist $_comment"
+ _pwcmd="$_pwcmd $_shell $_class $_home $_dotdir $_passwdmethod $_passwd"
+ _pwcmd="$_pwcmd $_expire $_pwexpire"
+
+ if ! _output=`eval $_pwcmd` ; then
+ err "There was an error adding user ($username)."
+ return 1
+ else
+ info "Successfully added ($username) to the user database."
+ if [ "random" = "$passwdtype" ]; then
+ randompass="$_output"
+ info "Password for ($username) is: $randompass"
+ fi
+ fi
+
+ if [ -n "$disableflag" ]; then
+ if ${PWCMD} lock $username ; then
+ info "Account ($username) is locked."
+ else
+ info "Account ($username) could NOT be locked."
+ fi
+ fi
+
+ _line=
+ _owner=
+ _perms=
+ if [ -n "$msgflag" ]; then
+ [ -r "$msgfile" ] && {
+ # We're evaluating the contents of an external file.
+ # Let's not open ourselves up for attack. _perms will
+ # be empty if it's writeable only by the owner. _owner
+ # will *NOT* be empty if the file is owned by root.
+ #
+ _dir="`dirname $msgfile`"
+ _file="`basename $msgfile`"
+ _perms=`/usr/bin/find $_dir -name $_file -perm +07022 -prune`
+ _owner=`/usr/bin/find $_dir -name $_file -user 0 -prune`
+ if [ -z "$_owner" -o -n "$_perms" ]; then
+ err "The message file ($msgfile) may be writeable only by root."
+ return 1
+ fi
+ cat "$msgfile" |
+ while read _line ; do
+ eval echo "$_line"
+ done | ${MAILCMD} -s"Welcome" ${username}
+ info "Sent welcome message to ($username)."
+ }
+ fi
+}
+
+# get_user
+# Reads username of the account from standard input or from a global
+# variable containing an account line from a file. The username is
+# required. If this is an interactive session it will prompt in
+# a loop until a username is entered. If it is batch processing from
+# a file it will output an error message and return to the caller.
+#
+get_user() {
+ _input=
+
+ # No need to take down user names if this is a configuration saving run.
+ [ -n "$configflag" ] && return
+
+ while : ; do
+ if [ -z "$fflag" ]; then
+ echo -n "Username: "
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f1 -d:`"
+ fi
+
+ # There *must* be a username. If this is an interactive
+ # session give the user an opportunity to retry.
+ #
+ if [ -z "$_input" ]; then
+ err "You must enter a username!"
+ [ -z "$fflag" ] && continue
+ fi
+ break
+ done
+ username="$_input"
+}
+
+# get_gecos
+# Reads extra information about the user. Can be used both in interactive
+# and batch (from file) mode.
+#
+get_gecos() {
+ _input=
+
+ # No need to take down additional user information for a configuration run.
+ [ -n "$configflag" ] && return
+
+ if [ -z "$fflag" ]; then
+ echo -n "Full name: "
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f7 -d:`"
+ fi
+ ugecos="$_input"
+}
+
+# get_shell
+# Get the account's shell. Works in interactive and batch mode. It
+# accepts only the base name of the shell, NOT the full path.
+# If an invalid shell is entered it will simply use the default shell.
+#
+get_shell() {
+ _input=
+ _fullpath=
+ ushell="$defaultshell"
+
+ # Make sure the current value of the shell is a valid one
+ _shellchk="grep '^$ushell$' ${ETCSHELLS} > /dev/null 2>&1"
+ eval $_shellchk || {
+ err "Invalid shell ($ushell). Using default shell ${defaultshell}."
+ ushell="$defaultshell"
+ }
+
+ if [ -z "$fflag" ]; then
+ echo -n "Shell ($shells) [`basename $ushell`]: "
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f9 -d:`"
+ fi
+ if [ -n "$_input" ]; then
+ _fullpath=`fullpath_from_shell $_input`
+ if [ -n "$_fullpath" ]; then
+ ushell="$_fullpath"
+ else
+ err "Invalid shell selection. Using default shell ${defaultshell}."
+ ushell="$defaultshell"
+ fi
+ fi
+}
+
+# get_homedir
+# Reads the account's home directory. Used both with interactive input
+# and batch input.
+#
+get_homedir() {
+ _input=
+ if [ -z "$fflag" ]; then
+ echo -n "Home directory [${homeprefix}/${username}]: "
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f8 -d:`"
+ fi
+
+ if [ -n "$_input" ]; then
+ uhome="$_input"
+ # if this is a configuration run, then user input is the home
+ # directory prefix. Otherwise it is understood to
+ # be $prefix/$user
+ #
+ [ -z "$configflag" ] && homeprefix="`dirname $uhome`" || homeprefix="$uhome"
+ else
+ uhome="${homeprefix}/${username}"
+ fi
+}
+
+# get_uid
+# Reads a numeric userid in an interactive or batch session. Automatically
+# allocates one if it is not specified.
+#
+get_uid() {
+ uuid=${uidstart}
+ _input=
+ _prompt=
+
+ # No need to take down uids for a configuration saving run.
+ [ -n "$configflag" ] && return
+
+ if [ -n "$uuid" ]; then
+ _prompt="Uid [$uuid]: "
+ else
+ _prompt="Uid (Leave empty for default): "
+ fi
+ if [ -z "$fflag" ]; then
+ echo -n $_prompt
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f2 -d:`"
+ fi
+
+ [ -n "$_input" ] && uuid=$_input
+ uuid=`get_nextuid $uuid`
+ uidstart=$uuid
+}
+
+# get_class
+# Reads login class of account. Can be used in interactive or batch mode.
+#
+get_class() {
+ uclass="$defaultclass"
+ _input=
+ _class=${uclass:-"default"}
+
+ if [ -z "$fflag" ]; then
+ echo -n "Login class [$_class]: "
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f4 -d:`"
+ fi
+
+ [ -n "$_input" ] && uclass="$_input"
+}
+
+# get_logingroup
+# Reads user's login group. Can be used in both interactive and batch
+# modes. The specified value can be a group name or its numeric id.
+# This routine leaves the field blank if nothing is provided. The pw(8)
+# command will then provide a login group with the same name as the username.
+#
+get_logingroup() {
+ ulogingroup=
+ _input=
+
+ # No need to take down a login group for a configuration saving run.
+ [ -n "$configflag" ] && return
+
+ if [ -z "$fflag" ]; then
+ echo -n "Login group [$username]: "
+ read _input
+ else
+ _input="`echo "$fileline" | cut -f3 -d:`"
+ fi
+
+ # Pw(8) will use the username as login group if it's left empty
+ [ -n "$_input" ] && ulogingroup="$_input" || ulogingroup=
+}
+
+# get_groups
+# Read additional groups for the user. It can be used in both interactive
+# and batch modes.
+#
+get_groups() {
+ ugroups="$defaultgroups"
+ _input=
+ _group=${ulogingroup:-"${username}"}
+
+ if [ -z "$configflag" ]; then
+ [ -z "$fflag" ] && echo -n "Login group is $_group. Invite $username"
+ [ -z "$fflag" ] && echo -n " into other groups? [$ugroups]: "
+ else
+ [ -z "$fflag" ] && echo -n "Enter additional groups [$ugroups]: "
+ fi
+ read _input
+
+ [ -n "$_input" ] && ugroups="$_input"
+}
+
+# get_expire_dates
+# Read expiry information for the account and also for the password. This
+# routine is used only from batch processing mode.
+#
+get_expire_dates() {
+ upwexpire="`echo "$fileline" | cut -f5 -d:`"
+ uexpire="`echo "$fileline" | cut -f6 -d:`"
+}
+
+# get_password
+# Read the password in batch processing mode. The password field matters
+# only when the password type is "yes" or "random". If the field is empty and the
+# password type is "yes", then it assumes the account has an empty passsword
+# and changes the password type accordingly. If the password type is "random"
+# and the password field is NOT empty, then it assumes the account will NOT
+# have a random password and set passwdtype to "yes."
+#
+get_password() {
+ # We may temporarily change a password type. Make sure it's changed
+ # back to whatever it was before we process the next account.
+ #
+ [ -n "$savedpwtype" ] && {
+ passwdtype=$savedpwtype
+ savedpwtype=
+ }
+
+ # There may be a ':' in the password
+ upass=${fileline#*:*:*:*:*:*:*:*:*:}
+
+ if [ -z "$upass" ]; then
+ case $passwdtype in
+ yes)
+ # if it's empty, assume an empty password
+ passwdtype=none
+ savedpwtype=yes
+ ;;
+ esac
+ else
+ case $passwdtype in
+ random)
+ passwdtype=yes
+ savedpwtype=random
+ ;;
+ esac
+ fi
+}
+
+# input_from_file
+# Reads a line of account information from standard input and
+# adds it to the user database.
+#
+input_from_file() {
+ _field=
+
+ while read fileline ; do
+ case "$fileline" in
+ \#*|'')
+ return 0
+ ;;
+ esac
+
+ get_user || continue
+ get_gecos
+ get_uid
+ get_logingroup
+ get_class
+ get_shell
+ get_homedir
+ get_password
+ get_expire_dates
+
+ add_user
+ done
+}
+
+# input_interactive
+# Prompts for user information interactively, and commits to
+# the user database.
+#
+input_interactive() {
+
+ _disable=
+ _pass=
+ _passconfirm=
+ _random="no"
+ _emptypass="no"
+ _usepass="yes"
+ case $passwdtype in
+ none)
+ _emptypass="yes"
+ _usepass="yes"
+ ;;
+ no)
+ _usepass="no"
+ ;;
+ random)
+ _random="yes"
+ ;;
+ esac
+
+ get_user
+ get_gecos
+ get_uid
+ get_logingroup
+ get_groups
+ get_class
+ get_shell
+ get_homedir
+
+ while : ; do
+ echo -n "Use password-based authentication? [$_usepass]: "
+ read _input
+ [ -z "$_input" ] && _input=$_usepass
+ case $_input in
+ [Nn][Oo]|[Nn])
+ passwdtype="no"
+ ;;
+ [Yy][Ee][Ss]|[Yy][Ee]|[Yy])
+ while : ; do
+ echo -n "Use an empty password? (yes/no) [$_emptypass]: "
+ read _input
+ [ -n "$_input" ] && _emptypass=$_input
+ case $_emptypass in
+ [Nn][Oo]|[Nn])
+ echo -n "Use a random password? (yes/no) [$_random]: "
+ read _input
+ [ -n "$_input" ] && _random="$_input"
+ case $_random in
+ [Yy][Ee][Ss]|[Yy][Ee]|[Yy])
+ passwdtype="random"
+ break
+ ;;
+ esac
+ passwdtype="yes"
+ trap 'stty echo; exit' 0 1 2 3 15
+ stty -echo
+ echo -n "Enter password: "
+ read upass
+ echo''
+ echo -n "Enter password again: "
+ read _passconfirm
+ echo ''
+ stty echo
+ # if user entered a blank password
+ # explicitly ask again.
+ [ -z "$upass" -a -z "$_passconfirm" ] \
+ && continue
+ ;;
+ [Yy][Ee][Ss]|[Yy][Ee]|[Yy])
+ passwdtype="none"
+ break;
+ ;;
+ *)
+ # invalid answer; repeat the loop
+ continue
+ ;;
+ esac
+ if [ "$upass" != "$_passconfirm" ]; then
+ echo "Passwords did not match!"
+ continue
+ fi
+ break
+ done
+ ;;
+ *)
+ # invalid answer; repeat loop
+ continue
+ ;;
+ esac
+ break;
+ done
+ _disable=${disableflag:-"no"}
+ while : ; do
+ echo -n "Lock out the account after creation? [$_disable]: "
+ read _input
+ [ -z "$_input" ] && _input=$_disable
+ case $_input in
+ [Nn][Oo]|[Nn])
+ disableflag=
+ ;;
+ [Yy][Ee][Ss]|[Yy][Ee]|[Yy])
+ disableflag=yes
+ ;;
+ *)
+ # invalid answer; repeat loop
+ continue
+ ;;
+ esac
+ break
+ done
+
+ # Display the information we have so far and prompt to
+ # commit it.
+ #
+ _disable=${disableflag:-"no"}
+ [ -z "$configflag" ] && printf "%-10s : %s\n" Username $username
+ case $passwdtype in
+ yes)
+ _pass='*****'
+ ;;
+ no)
+ _pass='<disabled>'
+ ;;
+ none)
+ _pass='<blank>'
+ ;;
+ random)
+ _pass='<random>'
+ ;;
+ esac
+ printf "%-10s : %s\n" "Password" "$_pass"
+ [ -z "$configflag" ] && printf "%-10s : %s\n" "Full Name" "$ugecos"
+ [ -z "$configflag" ] && printf "%-10s : %s\n" "Uid" "$uuid"
+ printf "%-10s : %s\n" "Class" "$uclass"
+ [ -z "$configflag" ] && printf "%-10s : %s %s\n" "Groups" "${ulogingroup:-$username}" "$ugroups"
+ printf "%-10s : %s\n" "Home" "$uhome"
+ printf "%-10s : %s\n" "Shell" "$ushell"
+ printf "%-10s : %s\n" "Locked" "$_disable"
+ while : ; do
+ echo -n "OK? (yes/no): "
+ read _input
+ case $_input in
+ [Nn][Oo]|[Nn])
+ return 1
+ ;;
+ [Yy][Ee][Ss]|[Yy][Ee]|[Yy])
+ add_user
+ ;;
+ *)
+ continue
+ ;;
+ esac
+ break
+ done
+ return 0
+}
+
+#### END SUBROUTINE DEFENITION ####
+
+THISCMD=`/usr/bin/basename $0`
+DEFAULTSHELL=/bin/sh
+ADDUSERCONF="${ADDUSERCONF:-/etc/adduser.conf}"
+PWCMD="${PWCMD:-/usr/sbin/pw}"
+MAILCMD="${MAILCMD:-mail}"
+ETCSHELLS="${ETCSHELLS:-/etc/shells}"
+
+# Set default values
+#
+username=
+uuid=
+uidstart=
+ugecos=
+ulogingroup=
+uclass=
+uhome=
+upass=
+ushell=
+udotdir=/usr/share/skel
+ugroups=
+uexpire=
+upwexpire=
+shells="`valid_shells`"
+passwdtype="yes"
+msgfile=/etc/adduser.msg
+msgflag=
+quietflag=
+configflag=
+fflag=
+infile=
+disableflag=
+readconfig="yes"
+homeprefix="/home"
+randompass=
+fileline=
+savedpwtype=
+defaultclass=
+defaultgoups=
+defaultshell="${DEFAULTSHELL}"
+
+# Make sure the user running this program is root. This isn't a security
+# measure as much as it is a usefull method of reminding the user to
+# 'su -' before he/she wastes time entering data that won't be saved.
+#
+procowner=${procowner:-`/usr/bin/id -u`}
+if [ "$procowner" != "0" ]; then
+ err 'you must be the super-user (uid 0) to use this utility.'
+ exit 1
+fi
+
+# Overide from our conf file
+# Quickly go through the commandline line to see if we should read
+# from our configuration file. The actual parsing of the commandline
+# arguments happens after we read in our configuration file (commandline
+# should override configuration file).
+#
+for _i in $* ; do
+ if [ "$_i" = "-N" ]; then
+ readconfig=
+ break;
+ fi
+done
+if [ -n "$readconfig" ]; then
+ # On a long-lived system, the first time this script is run it
+ # will barf upon reading the configuration file for its perl predecessor.
+ if ( . ${ADDUSERCONF} > /dev/null 2>&1 ); then
+ [ -r ${ADDUSERCONF} ] && . ${ADDUSERCONF} > /dev/null 2>&1
+ fi
+fi
+
+# Proccess command-line options
+#
+for _switch ; do
+ case $_switch in
+ -L)
+ defaultclass="$2"
+ shift; shift
+ ;;
+ -C)
+ configflag=yes
+ shift
+ ;;
+ -E)
+ disableflag=yes
+ shift
+ ;;
+ -k)
+ udotdir="$2"
+ shift; shift
+ ;;
+ -f)
+ [ "$2" != "-" ] && infile="$2"
+ fflag=yes
+ shift; shift
+ ;;
+ -G)
+ defaultgroups="$2"
+ shift; shift
+ ;;
+ -h)
+ show_usage
+ exit 0
+ ;;
+ -d)
+ homeprefix="$2"
+ shift; shift
+ ;;
+ -m)
+ case "$2" in
+ [Nn][Oo])
+ msgflag=
+ ;;
+ *)
+ msgflag=yes
+ msgfile="$2"
+ ;;
+ esac
+ shift; shift
+ ;;
+ -N)
+ readconfig=
+ shift
+ ;;
+ -w)
+ case "$2" in
+ no|none|random|yes)
+ passwdtype=$2
+ ;;
+ *)
+ show_usage
+ exit 1
+ ;;
+ esac
+ shift; shift
+ ;;
+ -q)
+ quietflag=yes
+ shift
+ ;;
+ -s)
+ defaultshell="`fullpath_from_shell $2`"
+ shift; shift
+ ;;
+ -u)
+ uidstart=$2
+ shift; shift
+ ;;
+ esac
+done
+
+# If the -f switch was used, get input from a file. Otherwise,
+# this is an interactive session.
+#
+if [ -n "$fflag" ]; then
+ if [ -z "$infile" ]; then
+ input_from_file
+ elif [ -n "$infile" ]; then
+ if [ -r "$infile" ]; then
+ input_from_file < $infile
+ else
+ err "File ($infile) is unreadable or does not exist."
+ fi
+ fi
+else
+ input_interactive
+fi
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