#!/bin/bash
datenow=$(date +%s)
tput setaf 7 ; tput setab 4 ; tput bold ; printf '%45s%-10s%-5s\n' "Removedor de contas expiradas" ""
printf '%-20s%-25s%-20s\n' "Usuário" "Data de expiração" "Estado/Ação" ; echo "" ; tput sgr0
for user in $(awk -F: '{print $1}' /etc/passwd); do
    expdate=$(chage -l $user|awk -F: '/Account expires/{print $2}')
    echo $expdate|grep -q never && continue
    datanormal=$(date -d"$expdate" '+%d/%m/%Y')
    tput setaf 3 ; tput bold ; printf '%-20s%-21s%s' $user $datanormal ; tput sgr0
    expsec=$(date +%s --date="$expdate")
    diff=$(echo $datenow - $expsec|bc -l)
    tput setaf 2 ; tput bold
    echo $diff|grep -q ^\- && echo "Ativo (Não removido)" && continue
    tput setaf 1 ; tput bold
    echo "Expirado (Removido)"
    pkill -f $user
    userdel $user
    grep -v ^$user[[:space:]] /root/usuarios.db > /tmp/ph ; cat /tmp/ph > /root/usuarios.db
done
tput sgr0