#!/bin/bash


cat /etc/passwd | cut -d : -f 1-4 | while read userdata
do
        id=`echo "$userdata" | cut -d : -f 3 `
        gid=`echo "$userdata" | cut -d : -f 4`
        name=`echo "$userdata" | cut -d : -f 1`
        if [ $id -ge 1001 ] && [ $id -le 1300 ]
        then
                #gname=""
                pass=`< /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c${1:-32}`
                #echo $pass
                echo -e "$pass\n$pass" | passwd $name



                #passwd $name
                #echo "ID: $id  Name=$name Gid=$gid"
#               for x in `cat /etc/group | cut -d : -f -3`
#               do
#                       ggid=`echo "$x" | cut -d : -f 3`
#                       ggname=`echo "$x" | cut -d : -f 1`

#                       if [ $ggid -eq $gid ]
#                       then
#                               echo "UID: $id User: $name Gid=$gid Gname=$ggname"
#                       fi

#
#               done