#!/usr/bin/env bash

ipt="/sbin/iptables"


# -------------
# --- Some functions
# -------------
echononl(){
   echo X\\c > /tmp/shprompt$$
   if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
      echo -e -n "$*\\c" 1>&2
   else
       echo -e -n "$*" 1>&2
   fi
   rm /tmp/shprompt$$
}
echo_done() {
   echo -e "\033[75G[ \033[32mdone\033[m ]"
}



echo
echononl "\tFlushing firewall iptable (IPv4).."

# - default policies
# -
$ipt -P INPUT ACCEPT
$ipt -P OUTPUT ACCEPT
$ipt -P FORWARD ACCEPT

## - flush chains
## -
$ipt -F
$ipt -F INPUT
$ipt -F OUTPUT
$ipt -F FORWARD
$ipt -F -t mangle
$ipt -F -t nat
$ipt -F -t raw
$ipt -X
$ipt -Z

echo_done # Flushing firewall iptable (IPv4)..
echo