Subversion Repositories ALCASAR

#!/bin/bash

# $Id: alcasar-bypass.sh 1962 2016-06-24 17:21:40Z richard $

# alcasar-bypass.sh

# by 3abtux and Rexy

# This script is distributed under the Gnu General Public License (GPL)

# activation / désactivation du contournement de l'authentification et du filtrage WEB

# enable / disable the bypass of authentication process and WEB filtering

usage="Usage: alcasar-bypass.sh {--on or -on } | {--off or -off}"

SED="/bin/sed -i"

CONF_FILE="/usr/local/etc/alcasar.conf"

INTIF=`grep ^INTIF= $CONF_FILE|cut -d"=" -f2`				# INTernal InterFace

nb_args=$#

args=$1

if [ $nb_args -eq 0 ]

then

	nb_args=1

	args="-h"

fi

case $args in

	-\? | -h* | --h*)

		echo "$usage"

		exit 0

		;;

	--on | -on)	

		/usr/local/bin/alcasar-logout.sh all

		/usr/bin/systemctl stop chilli

		cp -f /etc/sysconfig/network-scripts/bypass-ifcfg-$INTIF /etc/sysconfig/network-scripts/ifcfg-$INTIF

		ifup $INTIF

		sh /usr/local/bin/alcasar-iptables-bypass.sh

		DHCP=`grep ^DHCP= $CONF_FILE|cut -d"=" -f2`

		if  [ $DHCP != off ] 

		then 

			$SED "/^#dhcp-range=/s/^#//" /etc/dnsmasq.conf # dnsmasq become the DHCP server

			$SED "/^#dhcp-option=/s/^#//" /etc/dnsmasq.conf

			$SED "/^#domain=/s/^#//" /etc/dnsmasq.conf

			$SED "s?^no-dhcp-interface.*?#&?g" /etc/dnsmasq.conf

			/usr/bin/systemctl restart dnsmasq

		fi

		rm -f /etc/cron.d/alcasar-daemon-watchdog # don't restart daemons (specially coova) 

		echo "ALCASAR est en mode 'bypass'"

		echo "ALCASAR is in 'bypass' mode"

		;;

	--off | -off)

		cp -f /etc/sysconfig/network-scripts/default-ifcfg-$INTIF /etc/sysconfig/network-scripts/ifcfg-$INTIF

		ifup $INTIF

		$SED "s?^dhcp-range=.*?#&?g" /etc/dnsmasq.conf # dnsmasq is no more the DHCP server (it's coova) 

		$SED "s?^dhcp-option=.*?#&?g" /etc/dnsmasq.conf

		$SED "s?^domain=.*?#&?g" /etc/dnsmasq.conf

		$SED "/^#no-dhcp-interface/s/^#//" /etc/dnsmasq.conf

		/usr/bin/systemctl restart dnsmasq

		/usr/bin/systemctl start chilli

		sh /usr/local/bin/alcasar-iptables.sh

		# activation of the "daemon-watchdog" every 18'

		cat << EOF > /etc/cron.d/alcasar-daemon-watchdog

# activation du "chien de garde" (daemon-watchdog) toutes les 18'

*/18 * * * * root /usr/local/bin/alcasar-daemon.sh > /dev/null 2>&1

EOF

		echo "L'authentification et le filtrage sont actifs"

		echo "Authentication and filtering system are enabled"

;;

	*)

		echo "Argument inconnu :$1";

		echo "$usage"

		exit 1

		;;

esac