ipban

ipban.sh

CSI="\033["
CEND="${CSI}0m"
CRED="${CSI}1;31m"
CCYAN="${CSI}1;36m"

ipban() {

  ACTION=$1
  IP=$2

  case $ACTION in
    "add")
      if [[ $IP != "" ]]; then
        iptables -A INPUT -s $IP -j DROP
        iptables-save > /etc/iptables/rules.v4
      fi
      ;;
    "remove")
      if [[ $IP != "" ]]; then
        iptables -D INPUT -s $IP -j DROP
        iptables-save > /etc/iptables/rules.v4
      fi
      ;;
    "list")
      echo -e "${CCYAN}Liste des adresses ip bannies :${CEND}"
      echo -e "${CCYAN}----------------------------------------------------------------${CEND}"
      iptables -L INPUT | grep DROP
      echo -e "${CCYAN}----------------------------------------------------------------${CEND}"
      ;;
    "count")
      CIP=$(iptables -L INPUT | grep DROP | wc -l)
      echo -e "Nombre d'adresses ip bannies : ${CRED}$CIP${CEND}"
      ;;
    *)
      echo "Utilisation: $0 {add|remove|list|count} [IP]"
    esac
}