adduser.sh revision 109751
1107543Sscottl#!/bin/sh 2107543Sscottl# 3107543Sscottl# Copyright (c) 2002 Michael Telahun Makonnen. All rights reserved. 4107543Sscottl# 5107543Sscottl# Redistribution and use in source and binary forms, with or without 6107543Sscottl# modification, are permitted provided that the following conditions 7107543Sscottl# are met: 8107543Sscottl# 1. Redistributions of source code must retain the above copyright 9107543Sscottl# notice, this list of conditions and the following disclaimer. 10107543Sscottl# 2. Redistributions in binary form must reproduce the above copyright 11107543Sscottl# notice, this list of conditions and the following disclaimer in the 12107543Sscottl# documentation and/or other materials provided with the distribution. 13107543Sscottl# 3. The name of the author may not be used to endorse or promote products 14107543Sscottl# derived from this software without specific prior written permission. 15107543Sscottl# 16107543Sscottl# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17107543Sscottl# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18107543Sscottl# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19107543Sscottl# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20107543Sscottl# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21107543Sscottl# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22107543Sscottl# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23107543Sscottl# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24107543Sscottl# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25107543Sscottl# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26107543Sscottl# 27107543Sscottl# Email: Mike Makonnen <mtm@identd.net> 28107543Sscottl# 29107543Sscottl# $FreeBSD: head/usr.sbin/adduser/adduser.sh 109751 2003-01-23 20:07:40Z fjoe $ 30107543Sscottl# 31107543Sscottl 32107543Sscottl# err msg 33107543Sscottl# Display $msg on stderr, unless we're being quiet. 34107543Sscottl# 35107543Sscottlerr() { 36107543Sscottl if [ -z "$quietflag" ]; then 37107543Sscottl echo 1>&2 ${THISCMD}: ERROR: $* 38107543Sscottl fi 39107543Sscottl} 40107543Sscottl 41107543Sscottl# info msg 42107543Sscottl# Display $msg on stdout, unless we're being quiet. 43107543Sscottl# 44107543Sscottlinfo() { 45107543Sscottl if [ -z "$quietflag" ]; then 46107543Sscottl echo ${THISCMD}: INFO: $* 47107543Sscottl fi 48107543Sscottl} 49107543Sscottl 50107543Sscottl# get_nextuid 51107543Sscottl# Output the value of $_uid if it is available for use. If it 52107543Sscottl# is not, output the value of the next higher uid that is available. 53107543Sscottl# If a uid is not specified, output the first available uid, as indicated 54107543Sscottl# by pw(8). 55107543Sscottl# 56107543Sscottlget_nextuid () { 57107543Sscottl _uid=$1 58107543Sscottl _nextuid= 59107543Sscottl 60107543Sscottl if [ -z "$_uid" ]; then 61107543Sscottl _nextuid="`${PWCMD} usernext | cut -f1 -d:`" 62107543Sscottl else 63107543Sscottl while : ; do 64107543Sscottl ${PWCMD} usershow $_uid > /dev/null 2>&1 65107543Sscottl if [ ! "$?" -eq 0 ]; then 66107543Sscottl _nextuid=$_uid 67107543Sscottl break 68107543Sscottl fi 69107543Sscottl _uid=$(($_uid + 1)) 70107543Sscottl done 71107543Sscottl fi 72107543Sscottl echo $_nextuid 73107543Sscottl} 74107543Sscottl 75107543Sscottl# show_usage 76107543Sscottl# Display usage information for this utility. 77107543Sscottl# 78107543Sscottlshow_usage() { 79107543Sscottl echo "usage: ${THISCMD} [options]" 80107543Sscottl echo " options may include:" 81107543Sscottl echo " -C save to the configuration file only" 82107543Sscottl echo " -E disable this account after creation" 83107543Sscottl echo " -G additional groups to add accounts to" 84107543Sscottl echo " -L login class of the user" 85107543Sscottl echo " -N do not read configuration file" 86107543Sscottl echo " -d home directory" 87107543Sscottl echo " -f file from which input will be received" 88107543Sscottl echo " -h display this usage message" 89107543Sscottl echo " -k path to skeleton home directory" 90107543Sscottl echo " -m user welcome message file" 91107543Sscottl echo " -q absolute minimal user feedback" 92107543Sscottl echo " -s shell" 93107543Sscottl echo " -u uid to start at" 94107543Sscottl echo " -w password type: no, none, yes or random" 95107543Sscottl} 96107543Sscottl 97107543Sscottl# valid_shells 98107543Sscottl# Outputs a list of valid shells from /etc/shells. Only the 99107543Sscottl# basename of the shell is output. 100107543Sscottl# 101107543Sscottlvalid_shells() { 102107543Sscottl _prefix= 103107543Sscottl cat ${ETCSHELLS} | 104107543Sscottl while read _path _junk ; do 105107543Sscottl case $_path in 106107543Sscottl \#*|'') 107107543Sscottl ;; 108107543Sscottl *) 109107543Sscottl echo -n "${_prefix}`basename $_path`" 110107543Sscottl _prefix=' ' 111107543Sscottl ;; 112107543Sscottl esac 113107543Sscottl done 114107543Sscottl} 115107543Sscottl 116107543Sscottl# fullpath_from_shell shell 117107543Sscottl# Given $shell, the basename component of a valid shell, get the 118107543Sscottl# full path to the shell from the /etc/shells file. 119107543Sscottl# 120107543Sscottlfullpath_from_shell() { 121107543Sscottl _shell=$1 122107543Sscottl [ -z "$_shell" ] && return 1 123107543Sscottl 124107543Sscottl cat ${ETCSHELLS} | 125107543Sscottl while read _path _junk ; do 126107543Sscottl case "$_path" in 127107543Sscottl \#*|'') 128107543Sscottl ;; 129107543Sscottl *) 130107543Sscottl if [ "`basename $_path`" = "$_shell" ]; then 131107543Sscottl echo $_path 132107543Sscottl return 0 133107543Sscottl fi 134107543Sscottl ;; 135107543Sscottl esac 136107543Sscottl done 137107543Sscottl return 1 138107543Sscottl} 139107543Sscottl 140107543Sscottl# save_config 141107543Sscottl# Save some variables to a configuration file. 142107543Sscottl# Note: not all script variables are saved, only those that 143107543Sscottl# it makes sense to save. 144107543Sscottl# 145107543Sscottlsave_config() { 146107543Sscottl echo "# Configuration file for adduser(8)." > ${ADDUSERCONF} 147107543Sscottl echo "# NOTE: only *some* variables are saved." >> ${ADDUSERCONF} 148109751Sfjoe echo "# Last Modified on `${DATECMD}`." >> ${ADDUSERCONF} 149107543Sscottl echo '' >> ${ADDUSERCONF} 150107543Sscottl echo "defaultclass=$uclass" >> ${ADDUSERCONF} 151107543Sscottl echo "defaultgroups=$ugroups" >> ${ADDUSERCONF} 152107543Sscottl echo "passwdtype=$passwdtype" >> ${ADDUSERCONF} 153107543Sscottl echo "homeprefix=$homeprefix" >> ${ADDUSERCONF} 154107543Sscottl echo "defaultshell=$ushell" >> ${ADDUSERCONF} 155107543Sscottl echo "udotdir=$udotdir" >> ${ADDUSERCONF} 156107543Sscottl echo "msgfile=$msgfile" >> ${ADDUSERCONF} 157107543Sscottl echo "disableflag=$disableflag" >> ${ADDUSERCONF} 158109751Sfjoe echo "adduserlog=$adduserlog" >> ${ADDUSERCONF} 159107543Sscottl} 160107543Sscottl 161107543Sscottl# add_user 162107543Sscottl# Add a user to the user database. If the user chose to send a welcome 163107543Sscottl# message or lock the account, do so. 164107543Sscottl# 165107543Sscottladd_user() { 166107543Sscottl 167107543Sscottl # Is this a configuration run? If so, don't modify user database. 168107543Sscottl # 169107543Sscottl if [ -n "$configflag" ]; then 170107543Sscottl save_config 171107543Sscottl return 172107543Sscottl fi 173107543Sscottl 174107543Sscottl _uid= 175107543Sscottl _name= 176107543Sscottl _comment= 177107543Sscottl _gecos= 178107543Sscottl _home= 179107543Sscottl _group= 180107543Sscottl _grouplist= 181107543Sscottl _shell= 182107543Sscottl _class= 183107543Sscottl _dotdir= 184107543Sscottl _expire= 185107543Sscottl _pwexpire= 186107543Sscottl _passwd= 187107543Sscottl _upasswd= 188107543Sscottl _passwdmethod= 189107543Sscottl 190109720Smtm _name="-n '$username'" 191109720Smtm [ -n "$uuid" ] && _uid="-u '$uuid'" 192109720Smtm [ -n "$ulogingroup" ] && _group="-g '$ulogingroup'" 193109720Smtm [ -n "$ugroups" ] && _grouplist="-G '$ugroups'" 194109720Smtm [ -n "$ushell" ] && _shell="-s '$ushell'" 195109720Smtm [ -n "$uhome" ] && _home="-m -d '$uhome'" 196109720Smtm [ -n "$uclass" ] && _class="-L '$uclass'" 197107543Sscottl [ -n "$ugecos" ] && _comment="-c '$ugecos'" 198109720Smtm [ -n "$udotdir" ] && _dotdir="-k '$udotdir'" 199107543Sscottl [ -n "$uexpire" ] && _expire="-e '$uexpire'" 200107543Sscottl [ -n "$upwexpire" ] && _pwexpire="-p '$upwexpire'" 201107543Sscottl case $passwdtype in 202107543Sscottl no) 203107543Sscottl _passwdmethod="-w no" 204107543Sscottl _passwd="-h -" 205107543Sscottl ;; 206107543Sscottl yes) 207107543Sscottl _passwdmethod="-w yes" 208107543Sscottl _passwd="-h 0" 209109635Smtm _upasswd="echo '$upass' |" 210107543Sscottl ;; 211107543Sscottl none) 212107543Sscottl _passwdmethod="-w none" 213107543Sscottl ;; 214107543Sscottl random) 215107543Sscottl _passwdmethod="-w random" 216107543Sscottl ;; 217107543Sscottl esac 218107543Sscottl 219107543Sscottl _pwcmd="$_upasswd ${PWCMD} useradd $_uid $_name $_group $_grouplist $_comment" 220107543Sscottl _pwcmd="$_pwcmd $_shell $_class $_home $_dotdir $_passwdmethod $_passwd" 221107543Sscottl _pwcmd="$_pwcmd $_expire $_pwexpire" 222107543Sscottl 223107543Sscottl if ! _output=`eval $_pwcmd` ; then 224107543Sscottl err "There was an error adding user ($username)." 225107543Sscottl return 1 226107543Sscottl else 227107543Sscottl info "Successfully added ($username) to the user database." 228107543Sscottl if [ "random" = "$passwdtype" ]; then 229107543Sscottl randompass="$_output" 230107543Sscottl info "Password for ($username) is: $randompass" 231107543Sscottl fi 232107543Sscottl fi 233107543Sscottl 234107543Sscottl if [ -n "$disableflag" ]; then 235107543Sscottl if ${PWCMD} lock $username ; then 236107543Sscottl info "Account ($username) is locked." 237107543Sscottl else 238107543Sscottl info "Account ($username) could NOT be locked." 239107543Sscottl fi 240107543Sscottl fi 241107543Sscottl 242109751Sfjoe _log=${adduserlog:-no} 243109751Sfjoe [ x"$_log" = x"no" ] || (echo "$(${DATECMD} +'%Y/%m/%d %T') $(${PWCMD} 2>/dev/null usershow -n $username)" >> $_log) 244109751Sfjoe 245107543Sscottl _line= 246107543Sscottl _owner= 247107543Sscottl _perms= 248107543Sscottl if [ -n "$msgflag" ]; then 249107543Sscottl [ -r "$msgfile" ] && { 250107543Sscottl # We're evaluating the contents of an external file. 251107543Sscottl # Let's not open ourselves up for attack. _perms will 252107543Sscottl # be empty if it's writeable only by the owner. _owner 253107543Sscottl # will *NOT* be empty if the file is owned by root. 254107543Sscottl # 255107543Sscottl _dir="`dirname $msgfile`" 256107543Sscottl _file="`basename $msgfile`" 257107543Sscottl _perms=`/usr/bin/find $_dir -name $_file -perm +07022 -prune` 258107543Sscottl _owner=`/usr/bin/find $_dir -name $_file -user 0 -prune` 259107543Sscottl if [ -z "$_owner" -o -n "$_perms" ]; then 260107543Sscottl err "The message file ($msgfile) may be writeable only by root." 261107543Sscottl return 1 262107543Sscottl fi 263107543Sscottl cat "$msgfile" | 264107543Sscottl while read _line ; do 265107543Sscottl eval echo "$_line" 266107543Sscottl done | ${MAILCMD} -s"Welcome" ${username} 267107543Sscottl info "Sent welcome message to ($username)." 268107543Sscottl } 269107543Sscottl fi 270107543Sscottl} 271107543Sscottl 272107543Sscottl# get_user 273107543Sscottl# Reads username of the account from standard input or from a global 274107543Sscottl# variable containing an account line from a file. The username is 275107543Sscottl# required. If this is an interactive session it will prompt in 276107543Sscottl# a loop until a username is entered. If it is batch processing from 277107543Sscottl# a file it will output an error message and return to the caller. 278107543Sscottl# 279107543Sscottlget_user() { 280107543Sscottl _input= 281107543Sscottl 282107543Sscottl # No need to take down user names if this is a configuration saving run. 283107543Sscottl [ -n "$configflag" ] && return 284107543Sscottl 285107543Sscottl while : ; do 286107543Sscottl if [ -z "$fflag" ]; then 287107543Sscottl echo -n "Username: " 288107543Sscottl read _input 289107543Sscottl else 290107543Sscottl _input="`echo "$fileline" | cut -f1 -d:`" 291107543Sscottl fi 292107543Sscottl 293107543Sscottl # There *must* be a username. If this is an interactive 294107543Sscottl # session give the user an opportunity to retry. 295107543Sscottl # 296107543Sscottl if [ -z "$_input" ]; then 297107543Sscottl err "You must enter a username!" 298107543Sscottl [ -z "$fflag" ] && continue 299107543Sscottl fi 300107543Sscottl break 301107543Sscottl done 302107543Sscottl username="$_input" 303107543Sscottl} 304107543Sscottl 305107543Sscottl# get_gecos 306107543Sscottl# Reads extra information about the user. Can be used both in interactive 307107543Sscottl# and batch (from file) mode. 308107543Sscottl# 309107543Sscottlget_gecos() { 310107543Sscottl _input= 311107543Sscottl 312107543Sscottl # No need to take down additional user information for a configuration run. 313107543Sscottl [ -n "$configflag" ] && return 314107543Sscottl 315107543Sscottl if [ -z "$fflag" ]; then 316107543Sscottl echo -n "Full name: " 317107543Sscottl read _input 318107543Sscottl else 319107543Sscottl _input="`echo "$fileline" | cut -f7 -d:`" 320107543Sscottl fi 321107543Sscottl ugecos="$_input" 322107543Sscottl} 323107543Sscottl 324107543Sscottl# get_shell 325107543Sscottl# Get the account's shell. Works in interactive and batch mode. It 326107543Sscottl# accepts only the base name of the shell, NOT the full path. 327107543Sscottl# If an invalid shell is entered it will simply use the default shell. 328107543Sscottl# 329107543Sscottlget_shell() { 330107543Sscottl _input= 331107543Sscottl _fullpath= 332107543Sscottl ushell="$defaultshell" 333107543Sscottl 334107543Sscottl # Make sure the current value of the shell is a valid one 335109751Sfjoe _shellchk="${GREPCMD} '^$ushell$' ${ETCSHELLS} > /dev/null 2>&1" 336107543Sscottl eval $_shellchk || { 337107543Sscottl err "Invalid shell ($ushell). Using default shell ${defaultshell}." 338107543Sscottl ushell="$defaultshell" 339107543Sscottl } 340107543Sscottl 341107543Sscottl if [ -z "$fflag" ]; then 342107543Sscottl echo -n "Shell ($shells) [`basename $ushell`]: " 343107543Sscottl read _input 344107543Sscottl else 345107543Sscottl _input="`echo "$fileline" | cut -f9 -d:`" 346107543Sscottl fi 347107543Sscottl if [ -n "$_input" ]; then 348107543Sscottl _fullpath=`fullpath_from_shell $_input` 349107543Sscottl if [ -n "$_fullpath" ]; then 350107543Sscottl ushell="$_fullpath" 351107543Sscottl else 352107543Sscottl err "Invalid shell selection. Using default shell ${defaultshell}." 353107543Sscottl ushell="$defaultshell" 354107543Sscottl fi 355107543Sscottl fi 356107543Sscottl} 357107543Sscottl 358107543Sscottl# get_homedir 359107543Sscottl# Reads the account's home directory. Used both with interactive input 360107543Sscottl# and batch input. 361107543Sscottl# 362107543Sscottlget_homedir() { 363107543Sscottl _input= 364107543Sscottl if [ -z "$fflag" ]; then 365107543Sscottl echo -n "Home directory [${homeprefix}/${username}]: " 366107543Sscottl read _input 367107543Sscottl else 368107543Sscottl _input="`echo "$fileline" | cut -f8 -d:`" 369107543Sscottl fi 370107543Sscottl 371107543Sscottl if [ -n "$_input" ]; then 372107543Sscottl uhome="$_input" 373107543Sscottl # if this is a configuration run, then user input is the home 374107543Sscottl # directory prefix. Otherwise it is understood to 375107543Sscottl # be $prefix/$user 376107543Sscottl # 377107543Sscottl [ -z "$configflag" ] && homeprefix="`dirname $uhome`" || homeprefix="$uhome" 378107543Sscottl else 379107543Sscottl uhome="${homeprefix}/${username}" 380107543Sscottl fi 381107543Sscottl} 382107543Sscottl 383107543Sscottl# get_uid 384107543Sscottl# Reads a numeric userid in an interactive or batch session. Automatically 385107543Sscottl# allocates one if it is not specified. 386107543Sscottl# 387107543Sscottlget_uid() { 388107543Sscottl uuid=${uidstart} 389107543Sscottl _input= 390107543Sscottl _prompt= 391107543Sscottl 392107543Sscottl # No need to take down uids for a configuration saving run. 393107543Sscottl [ -n "$configflag" ] && return 394107543Sscottl 395107543Sscottl if [ -n "$uuid" ]; then 396107543Sscottl _prompt="Uid [$uuid]: " 397107543Sscottl else 398107543Sscottl _prompt="Uid (Leave empty for default): " 399107543Sscottl fi 400107543Sscottl if [ -z "$fflag" ]; then 401109573Sfjoe echo -n "$_prompt" 402107543Sscottl read _input 403107543Sscottl else 404107543Sscottl _input="`echo "$fileline" | cut -f2 -d:`" 405107543Sscottl fi 406107543Sscottl 407107543Sscottl [ -n "$_input" ] && uuid=$_input 408107543Sscottl uuid=`get_nextuid $uuid` 409107543Sscottl uidstart=$uuid 410107543Sscottl} 411107543Sscottl 412107543Sscottl# get_class 413107543Sscottl# Reads login class of account. Can be used in interactive or batch mode. 414107543Sscottl# 415107543Sscottlget_class() { 416107543Sscottl uclass="$defaultclass" 417107543Sscottl _input= 418107543Sscottl _class=${uclass:-"default"} 419107543Sscottl 420107543Sscottl if [ -z "$fflag" ]; then 421107543Sscottl echo -n "Login class [$_class]: " 422107543Sscottl read _input 423107543Sscottl else 424107543Sscottl _input="`echo "$fileline" | cut -f4 -d:`" 425107543Sscottl fi 426107543Sscottl 427107543Sscottl [ -n "$_input" ] && uclass="$_input" 428107543Sscottl} 429107543Sscottl 430107543Sscottl# get_logingroup 431107543Sscottl# Reads user's login group. Can be used in both interactive and batch 432107543Sscottl# modes. The specified value can be a group name or its numeric id. 433107543Sscottl# This routine leaves the field blank if nothing is provided. The pw(8) 434107543Sscottl# command will then provide a login group with the same name as the username. 435107543Sscottl# 436107543Sscottlget_logingroup() { 437107543Sscottl ulogingroup= 438107543Sscottl _input= 439107543Sscottl 440107543Sscottl # No need to take down a login group for a configuration saving run. 441107543Sscottl [ -n "$configflag" ] && return 442107543Sscottl 443107543Sscottl if [ -z "$fflag" ]; then 444107543Sscottl echo -n "Login group [$username]: " 445107543Sscottl read _input 446107543Sscottl else 447107543Sscottl _input="`echo "$fileline" | cut -f3 -d:`" 448107543Sscottl fi 449107543Sscottl 450107543Sscottl # Pw(8) will use the username as login group if it's left empty 451107543Sscottl [ -n "$_input" ] && ulogingroup="$_input" || ulogingroup= 452107543Sscottl} 453107543Sscottl 454107543Sscottl# get_groups 455107543Sscottl# Read additional groups for the user. It can be used in both interactive 456107543Sscottl# and batch modes. 457107543Sscottl# 458107543Sscottlget_groups() { 459107543Sscottl ugroups="$defaultgroups" 460107543Sscottl _input= 461107543Sscottl _group=${ulogingroup:-"${username}"} 462107543Sscottl 463107543Sscottl if [ -z "$configflag" ]; then 464107543Sscottl [ -z "$fflag" ] && echo -n "Login group is $_group. Invite $username" 465107543Sscottl [ -z "$fflag" ] && echo -n " into other groups? [$ugroups]: " 466107543Sscottl else 467107543Sscottl [ -z "$fflag" ] && echo -n "Enter additional groups [$ugroups]: " 468107543Sscottl fi 469107543Sscottl read _input 470107543Sscottl 471107543Sscottl [ -n "$_input" ] && ugroups="$_input" 472107543Sscottl} 473107543Sscottl 474107543Sscottl# get_expire_dates 475107543Sscottl# Read expiry information for the account and also for the password. This 476107543Sscottl# routine is used only from batch processing mode. 477107543Sscottl# 478107543Sscottlget_expire_dates() { 479107543Sscottl upwexpire="`echo "$fileline" | cut -f5 -d:`" 480107543Sscottl uexpire="`echo "$fileline" | cut -f6 -d:`" 481107543Sscottl} 482107543Sscottl 483107543Sscottl# get_password 484107543Sscottl# Read the password in batch processing mode. The password field matters 485107543Sscottl# only when the password type is "yes" or "random". If the field is empty and the 486107543Sscottl# password type is "yes", then it assumes the account has an empty passsword 487107543Sscottl# and changes the password type accordingly. If the password type is "random" 488107543Sscottl# and the password field is NOT empty, then it assumes the account will NOT 489107543Sscottl# have a random password and set passwdtype to "yes." 490107543Sscottl# 491107543Sscottlget_password() { 492107543Sscottl # We may temporarily change a password type. Make sure it's changed 493107543Sscottl # back to whatever it was before we process the next account. 494107543Sscottl # 495107543Sscottl [ -n "$savedpwtype" ] && { 496107543Sscottl passwdtype=$savedpwtype 497107543Sscottl savedpwtype= 498107543Sscottl } 499107543Sscottl 500107543Sscottl # There may be a ':' in the password 501107543Sscottl upass=${fileline#*:*:*:*:*:*:*:*:*:} 502107543Sscottl 503107543Sscottl if [ -z "$upass" ]; then 504107543Sscottl case $passwdtype in 505107543Sscottl yes) 506107543Sscottl # if it's empty, assume an empty password 507107543Sscottl passwdtype=none 508107543Sscottl savedpwtype=yes 509107543Sscottl ;; 510107543Sscottl esac 511107543Sscottl else 512107543Sscottl case $passwdtype in 513107543Sscottl random) 514107543Sscottl passwdtype=yes 515107543Sscottl savedpwtype=random 516107543Sscottl ;; 517107543Sscottl esac 518107543Sscottl fi 519107543Sscottl} 520107543Sscottl 521107543Sscottl# input_from_file 522107543Sscottl# Reads a line of account information from standard input and 523107543Sscottl# adds it to the user database. 524107543Sscottl# 525107543Sscottlinput_from_file() { 526107543Sscottl _field= 527107543Sscottl 528107543Sscottl while read fileline ; do 529107543Sscottl case "$fileline" in 530107543Sscottl \#*|'') 531107543Sscottl return 0 532107543Sscottl ;; 533107543Sscottl esac 534107543Sscottl 535107543Sscottl get_user || continue 536107543Sscottl get_gecos 537107543Sscottl get_uid 538107543Sscottl get_logingroup 539107543Sscottl get_class 540107543Sscottl get_shell 541107543Sscottl get_homedir 542107543Sscottl get_password 543107543Sscottl get_expire_dates 544107543Sscottl 545107543Sscottl add_user 546107543Sscottl done 547107543Sscottl} 548107543Sscottl 549107543Sscottl# input_interactive 550107543Sscottl# Prompts for user information interactively, and commits to 551107543Sscottl# the user database. 552107543Sscottl# 553107543Sscottlinput_interactive() { 554107543Sscottl 555107543Sscottl _disable= 556107543Sscottl _pass= 557107543Sscottl _passconfirm= 558107543Sscottl _random="no" 559107543Sscottl _emptypass="no" 560107543Sscottl _usepass="yes" 561107543Sscottl case $passwdtype in 562107543Sscottl none) 563107543Sscottl _emptypass="yes" 564107543Sscottl _usepass="yes" 565107543Sscottl ;; 566107543Sscottl no) 567107543Sscottl _usepass="no" 568107543Sscottl ;; 569107543Sscottl random) 570107543Sscottl _random="yes" 571107543Sscottl ;; 572107543Sscottl esac 573107543Sscottl 574107543Sscottl get_user 575107543Sscottl get_gecos 576107543Sscottl get_uid 577107543Sscottl get_logingroup 578107543Sscottl get_groups 579107543Sscottl get_class 580107543Sscottl get_shell 581107543Sscottl get_homedir 582107543Sscottl 583107543Sscottl while : ; do 584107543Sscottl echo -n "Use password-based authentication? [$_usepass]: " 585107543Sscottl read _input 586107543Sscottl [ -z "$_input" ] && _input=$_usepass 587107543Sscottl case $_input in 588107543Sscottl [Nn][Oo]|[Nn]) 589107543Sscottl passwdtype="no" 590107543Sscottl ;; 591107543Sscottl [Yy][Ee][Ss]|[Yy][Ee]|[Yy]) 592107543Sscottl while : ; do 593107543Sscottl echo -n "Use an empty password? (yes/no) [$_emptypass]: " 594107543Sscottl read _input 595107543Sscottl [ -n "$_input" ] && _emptypass=$_input 596107543Sscottl case $_emptypass in 597107543Sscottl [Nn][Oo]|[Nn]) 598107543Sscottl echo -n "Use a random password? (yes/no) [$_random]: " 599107543Sscottl read _input 600107543Sscottl [ -n "$_input" ] && _random="$_input" 601107543Sscottl case $_random in 602107543Sscottl [Yy][Ee][Ss]|[Yy][Ee]|[Yy]) 603107543Sscottl passwdtype="random" 604107543Sscottl break 605107543Sscottl ;; 606107543Sscottl esac 607107543Sscottl passwdtype="yes" 608109751Sfjoe [ -n "$configrun" ] && break 609107543Sscottl trap 'stty echo; exit' 0 1 2 3 15 610107543Sscottl stty -echo 611107543Sscottl echo -n "Enter password: " 612107543Sscottl read upass 613107543Sscottl echo'' 614107543Sscottl echo -n "Enter password again: " 615107543Sscottl read _passconfirm 616107543Sscottl echo '' 617107543Sscottl stty echo 618107543Sscottl # if user entered a blank password 619107543Sscottl # explicitly ask again. 620107543Sscottl [ -z "$upass" -a -z "$_passconfirm" ] \ 621107543Sscottl && continue 622107543Sscottl ;; 623107543Sscottl [Yy][Ee][Ss]|[Yy][Ee]|[Yy]) 624107543Sscottl passwdtype="none" 625107543Sscottl break; 626107543Sscottl ;; 627107543Sscottl *) 628107543Sscottl # invalid answer; repeat the loop 629107543Sscottl continue 630107543Sscottl ;; 631107543Sscottl esac 632107543Sscottl if [ "$upass" != "$_passconfirm" ]; then 633107543Sscottl echo "Passwords did not match!" 634107543Sscottl continue 635107543Sscottl fi 636107543Sscottl break 637107543Sscottl done 638107543Sscottl ;; 639107543Sscottl *) 640107543Sscottl # invalid answer; repeat loop 641107543Sscottl continue 642107543Sscottl ;; 643107543Sscottl esac 644107543Sscottl break; 645107543Sscottl done 646107543Sscottl _disable=${disableflag:-"no"} 647107543Sscottl while : ; do 648107543Sscottl echo -n "Lock out the account after creation? [$_disable]: " 649107543Sscottl read _input 650107543Sscottl [ -z "$_input" ] && _input=$_disable 651107543Sscottl case $_input in 652107543Sscottl [Nn][Oo]|[Nn]) 653107543Sscottl disableflag= 654107543Sscottl ;; 655107543Sscottl [Yy][Ee][Ss]|[Yy][Ee]|[Yy]) 656107543Sscottl disableflag=yes 657107543Sscottl ;; 658107543Sscottl *) 659107543Sscottl # invalid answer; repeat loop 660107543Sscottl continue 661107543Sscottl ;; 662107543Sscottl esac 663107543Sscottl break 664107543Sscottl done 665107543Sscottl 666107543Sscottl # Display the information we have so far and prompt to 667107543Sscottl # commit it. 668107543Sscottl # 669107543Sscottl _disable=${disableflag:-"no"} 670107543Sscottl [ -z "$configflag" ] && printf "%-10s : %s\n" Username $username 671107543Sscottl case $passwdtype in 672107543Sscottl yes) 673107543Sscottl _pass='*****' 674107543Sscottl ;; 675107543Sscottl no) 676107543Sscottl _pass='<disabled>' 677107543Sscottl ;; 678107543Sscottl none) 679107543Sscottl _pass='<blank>' 680107543Sscottl ;; 681107543Sscottl random) 682107543Sscottl _pass='<random>' 683107543Sscottl ;; 684107543Sscottl esac 685109751Sfjoe [ -z "$configflag" ] && printf "%-10s : %s\n" "Password" "$_pass" 686109751Sfjoe [ -n "$configflag" ] && printf "%-10s : %s\n" "Pass Type" "$passwdtype" 687107543Sscottl [ -z "$configflag" ] && printf "%-10s : %s\n" "Full Name" "$ugecos" 688107543Sscottl [ -z "$configflag" ] && printf "%-10s : %s\n" "Uid" "$uuid" 689107543Sscottl printf "%-10s : %s\n" "Class" "$uclass" 690107543Sscottl [ -z "$configflag" ] && printf "%-10s : %s %s\n" "Groups" "${ulogingroup:-$username}" "$ugroups" 691107543Sscottl printf "%-10s : %s\n" "Home" "$uhome" 692107543Sscottl printf "%-10s : %s\n" "Shell" "$ushell" 693107543Sscottl printf "%-10s : %s\n" "Locked" "$_disable" 694107543Sscottl while : ; do 695107543Sscottl echo -n "OK? (yes/no): " 696107543Sscottl read _input 697107543Sscottl case $_input in 698107543Sscottl [Nn][Oo]|[Nn]) 699107543Sscottl return 1 700107543Sscottl ;; 701107543Sscottl [Yy][Ee][Ss]|[Yy][Ee]|[Yy]) 702107543Sscottl add_user 703107543Sscottl ;; 704107543Sscottl *) 705107543Sscottl continue 706107543Sscottl ;; 707107543Sscottl esac 708107543Sscottl break 709107543Sscottl done 710107543Sscottl return 0 711107543Sscottl} 712107543Sscottl 713107543Sscottl#### END SUBROUTINE DEFENITION #### 714107543Sscottl 715107543SscottlTHISCMD=`/usr/bin/basename $0` 716107543SscottlDEFAULTSHELL=/bin/sh 717107543SscottlADDUSERCONF="${ADDUSERCONF:-/etc/adduser.conf}" 718109751SfjoeADDUSERLOG="${ADDUSERLOG:-/var/log/adduser}" 719107543SscottlPWCMD="${PWCMD:-/usr/sbin/pw}" 720107543SscottlMAILCMD="${MAILCMD:-mail}" 721107543SscottlETCSHELLS="${ETCSHELLS:-/etc/shells}" 722109751SfjoeGREPCMD="/usr/bin/grep" 723109751SfjoeDATECMD="/bin/date" 724107543Sscottl 725107543Sscottl# Set default values 726107543Sscottl# 727107543Sscottlusername= 728107543Sscottluuid= 729107543Sscottluidstart= 730107543Sscottlugecos= 731107543Sscottlulogingroup= 732107543Sscottluclass= 733107543Sscottluhome= 734107543Sscottlupass= 735107543Sscottlushell= 736107543Sscottludotdir=/usr/share/skel 737107543Sscottlugroups= 738107543Sscottluexpire= 739107543Sscottlupwexpire= 740107543Sscottlshells="`valid_shells`" 741107543Sscottlpasswdtype="yes" 742107543Sscottlmsgfile=/etc/adduser.msg 743107543Sscottlmsgflag= 744107543Sscottlquietflag= 745107543Sscottlconfigflag= 746107543Sscottlfflag= 747107543Sscottlinfile= 748107543Sscottldisableflag= 749109751Sfjoeadduserlog="${ADDUSERLOG}" 750107543Sscottlreadconfig="yes" 751107543Sscottlhomeprefix="/home" 752107543Sscottlrandompass= 753107543Sscottlfileline= 754107543Sscottlsavedpwtype= 755107543Sscottldefaultclass= 756107543Sscottldefaultgoups= 757107543Sscottldefaultshell="${DEFAULTSHELL}" 758107543Sscottl 759107543Sscottl# Make sure the user running this program is root. This isn't a security 760107543Sscottl# measure as much as it is a usefull method of reminding the user to 761107543Sscottl# 'su -' before he/she wastes time entering data that won't be saved. 762107543Sscottl# 763107543Sscottlprocowner=${procowner:-`/usr/bin/id -u`} 764107543Sscottlif [ "$procowner" != "0" ]; then 765107543Sscottl err 'you must be the super-user (uid 0) to use this utility.' 766107543Sscottl exit 1 767107543Sscottlfi 768107543Sscottl 769107543Sscottl# Overide from our conf file 770107543Sscottl# Quickly go through the commandline line to see if we should read 771107543Sscottl# from our configuration file. The actual parsing of the commandline 772107543Sscottl# arguments happens after we read in our configuration file (commandline 773107543Sscottl# should override configuration file). 774107543Sscottl# 775107543Sscottlfor _i in $* ; do 776107543Sscottl if [ "$_i" = "-N" ]; then 777107543Sscottl readconfig= 778107543Sscottl break; 779107543Sscottl fi 780107543Sscottldone 781107543Sscottlif [ -n "$readconfig" ]; then 782107543Sscottl # On a long-lived system, the first time this script is run it 783107543Sscottl # will barf upon reading the configuration file for its perl predecessor. 784107543Sscottl if ( . ${ADDUSERCONF} > /dev/null 2>&1 ); then 785107543Sscottl [ -r ${ADDUSERCONF} ] && . ${ADDUSERCONF} > /dev/null 2>&1 786107543Sscottl fi 787107543Sscottlfi 788107543Sscottl 789107543Sscottl# Proccess command-line options 790107543Sscottl# 791107543Sscottlfor _switch ; do 792107543Sscottl case $_switch in 793107543Sscottl -L) 794107543Sscottl defaultclass="$2" 795107543Sscottl shift; shift 796107543Sscottl ;; 797107543Sscottl -C) 798107543Sscottl configflag=yes 799107543Sscottl shift 800107543Sscottl ;; 801107543Sscottl -E) 802107543Sscottl disableflag=yes 803107543Sscottl shift 804107543Sscottl ;; 805107543Sscottl -k) 806107543Sscottl udotdir="$2" 807107543Sscottl shift; shift 808107543Sscottl ;; 809107543Sscottl -f) 810107543Sscottl [ "$2" != "-" ] && infile="$2" 811107543Sscottl fflag=yes 812107543Sscottl shift; shift 813107543Sscottl ;; 814107543Sscottl -G) 815107543Sscottl defaultgroups="$2" 816107543Sscottl shift; shift 817107543Sscottl ;; 818107543Sscottl -h) 819107543Sscottl show_usage 820107543Sscottl exit 0 821107543Sscottl ;; 822107543Sscottl -d) 823107543Sscottl homeprefix="$2" 824107543Sscottl shift; shift 825107543Sscottl ;; 826107543Sscottl -m) 827107543Sscottl case "$2" in 828107543Sscottl [Nn][Oo]) 829107543Sscottl msgflag= 830107543Sscottl ;; 831107543Sscottl *) 832107543Sscottl msgflag=yes 833107543Sscottl msgfile="$2" 834107543Sscottl ;; 835107543Sscottl esac 836107543Sscottl shift; shift 837107543Sscottl ;; 838107543Sscottl -N) 839107543Sscottl readconfig= 840107543Sscottl shift 841107543Sscottl ;; 842107543Sscottl -w) 843107543Sscottl case "$2" in 844107543Sscottl no|none|random|yes) 845107543Sscottl passwdtype=$2 846107543Sscottl ;; 847107543Sscottl *) 848107543Sscottl show_usage 849107543Sscottl exit 1 850107543Sscottl ;; 851107543Sscottl esac 852107543Sscottl shift; shift 853107543Sscottl ;; 854107543Sscottl -q) 855107543Sscottl quietflag=yes 856107543Sscottl shift 857107543Sscottl ;; 858107543Sscottl -s) 859107543Sscottl defaultshell="`fullpath_from_shell $2`" 860107543Sscottl shift; shift 861107543Sscottl ;; 862107543Sscottl -u) 863107543Sscottl uidstart=$2 864107543Sscottl shift; shift 865107543Sscottl ;; 866107543Sscottl esac 867107543Sscottldone 868107543Sscottl 869107543Sscottl# If the -f switch was used, get input from a file. Otherwise, 870107543Sscottl# this is an interactive session. 871107543Sscottl# 872107543Sscottlif [ -n "$fflag" ]; then 873107543Sscottl if [ -z "$infile" ]; then 874107543Sscottl input_from_file 875107543Sscottl elif [ -n "$infile" ]; then 876107543Sscottl if [ -r "$infile" ]; then 877107543Sscottl input_from_file < $infile 878107543Sscottl else 879107543Sscottl err "File ($infile) is unreadable or does not exist." 880107543Sscottl fi 881107543Sscottl fi 882107543Sscottlelse 883107543Sscottl input_interactive 884107543Sscottlfi 885