#!/bin/sh

alias useradd=adduser

args=
user=
usergroup=true
groups=
password=
home=
shell=

TEMP=$(getopt \
        -o b:c:d:De:f:g:G:hk:K:lmMNop:rs:u:UZ: \
        -l base-dir:,comment:,home:,defaults,expiredate:,inactive:,gid:,groups:,help,skel:,key:,no-log-init,create-home,no-user-group,non-unique,password:,system,shell:,uid:,user-group,selinux-user \
        -- "$@"
        )
eval set -- "$TEMP"
while true ; do
  case "$1" in
    -b|--base-dir) shift ;;
    -c|--comment) args="$args -g '$2'" ; shift ;;
    -d|--home) args="$args -h '$2'" ; shift ;;
    -D|--defaults) ;;
    -e|--expiredate) shift ;;
    -f|--inactive) shift ;;
    -g|--gid|-G|--groups)
      if [ "" = "$groups" ] ; then
        groups="$2"
      else
        groups="$groups,$2"
      fi
      shift
      ;;
    -h|--help) ;;
    -k|--skel) args="$args -k '$2'" ; shift ;;
    -K|--key) shift ;;
    -l|--no-log-init) ;;
    -m|--create-home) ;;
    -M) args="$args -H" ;;
    -N|--no-user-group) usergroup= ;;
    -o|--non-unique) ;;
    -p|--password) password="$2" ; shift ;;
    -r|--system) args="$args -S" ;;
    -s|--shell) args="$args -s '$2'" ; shift  ;;
    -u|--uid) args="$args -u $2" ; shift ;;
    -U|--user-group) usergroup=true ;;
    -Z|--selinux-user) ;;
    --) ;;
    *) user="$1" ; shift ; break ;;
  esac
  shift
done

adduser -D $args $user

exit 0
# something in the following causes provisioning to hang (fail)

eval set -- "${groups//,/ }"
while [ "" != "$1" ] ; do
  adduser $user $1 ; shift
done

if [ "" != "$password" ] ; then
  # passwd $user <<END # cannot read from stdin?
  su $user -c chpasswd <<END
$password
$password

END
fi

# unlock user
passwd -u $user