Subversion Repositories ALCASAR

#!/bin/bash

# Id: $Id: alcasar-url_filter_bl.sh 3263 2025-03-25 23:14:18Z rexy $

# alcasar-url_filter.sh
# by REXY
# This script is distributed under the Gnu General Public License (GPL)

# Active / désactive : safesearch des moteurs de recherche
# Enable / disable : search engines safesearch
# Active / désactive : le filtrage des url contenant une adresse ip à la place d'un nom de domaine
# Enable / disable : filter of urls containing ip address instead of domain name

CONF_FILE="/usr/local/etc/alcasar.conf"
DIR_DG_GROUP1="/etc/e2guardian/lists/group1"
SED="/bin/sed -i"
safesearch="Off"
pureip="Off"
usage="Usage: alcasar-url_filter_bl.sh { -safesearch_on or -safesearch_off } & { -pureip_on or -pureip_off }"

nb_args=$#
if [ $nb_args -lt 1 ]
then
        echo "$usage"
        exit 1
fi

while [ $nb_args -ge 1 ]
do
        arg=${!nb_args}
        case $arg in
        -\? | -h* | --h*)
                echo "$usage"
                exit 0
                ;;
        # Safe search activation
        -safesearch_on | --safesearch_on)
                safesearch="On"
                ;;
        # Safe search deactivation
        -safesearch_off | --safesearch_off)
                safesearch="Off"
                ;;
        # pure_ip activation
        -pureip_on | --pureip_on)
                pureip="On"
                ;;
        # pureip deactivation
        -pureip_off | --pureip_off)
                pureip="Off"
                ;;
        *)
                echo "Argument inconnu :$arg";
                echo "$usage"
                exit 1
                ;;
        esac
nb_args=$(expr $nb_args - 1)
done

if [ "$safesearch" == "On" ]
then
        $SED "s?^#\"?\"?g" $DIR_DG_GROUP1/urlregexplist # uncomment rules lines
        # Before we wrote a special Unbound file with redirection. Ex. for google safesearching
        # google_safe_server=`host -ta forcesafesearch.google.com | grep "address" | cut -d" " -f4`     # retrieve google forcesafesearch ip
        # echo "server:" > $UNBOUND_BL_DOMAIN_FILTER_CONF
        # for domain in "google.com. google.ad. google.ae. google.com.af. google.com.ag. google.com etc."
        # do
        #       echo -e "\tlocal-zone: \"$domain\" redirect" >> $UNBOUND_BL_DOMAIN_FILTER_CONF
        #       echo -e "\tlocal-data: \"$domain A $google_safe_server\"" >> $UNBOUND_BL_DOMAIN_FILTER_CONF
        # done
        #
        # If enable again, add/remove "safe-searching" file in /etc/unbound/conf.d/blacklist (in this file, CNAME is used instead of REDIRECT)
        $SED 's/^BL_SAFESEARCH=.*/BL_SAFESEARCH=on/g' $CONF_FILE
elif [ "$safesearch" == "Off" ]
then
        $SED "s?^[^#]?#&?g" $DIR_DG_GROUP1/urlregexplist # comment rules lines

        $SED 's/^BL_SAFESEARCH=.*/BL_SAFESEARCH=off/g' $CONF_FILE
fi

if [ "$pureip" == "On" ]
then
        $SED "s/^\#\*ip$/*ip/g" $DIR_DG_GROUP1/bannedsitelist
        $SED "s/^\#\*ips$/*ips/g" $DIR_DG_GROUP1/bannedsitelist

        $SED 's/^BL_PUREIP=.*/BL_PUREIP=on/g' $CONF_FILE
elif [ "$pureip" == "Off" ]
then
        $SED "s/^\*ip$/#*ip/g" $DIR_DG_GROUP1/bannedsitelist
        $SED "s/^\*ips$/#*ips/g" $DIR_DG_GROUP1/bannedsitelist

        $SED 's/^BL_PUREIP=.*/BL_PUREIP=off/g' $CONF_FILE
fi
systemctl restart e2guardian
systemctl restart unbound-blacklist