WebSVN – ALCASAR – Diff – /scripts/alcasar-bl.sh

 #/bin/bash
-# $Id: alcasar-bl.sh 1386 2014-06-12 14:53:07Z richard $
+# $Id: alcasar-bl.sh 1390 2014-06-17 12:37:37Z richard $
 # alcasar-bl.sh
 # by Franck BOUIJOUX and Richard REY
 # This script is distributed under the Gnu General Public License (GPL)
 # Gestion de la BL pour le filtrage de domaine (via dnsmasq) et d'URL (via Dansguardian)
 # Manage the BL for DnsBlackHole (dnsmasq) and URL filtering (Dansguardian)
 DIR_CONF="/usr/local/etc"
 CONF_FILE="$DIR_CONF/alcasar.conf"
 private_ip_mask=`grep PRIVATE_IP= $CONF_FILE|cut -d"=" -f2`
 private_ip_mask=${private_ip_mask:=192.168.182.1/24}
 PRIVATE_IP=`echo $private_ip_mask | cut -d"/" -f1`			# ALCASAR LAN IP address
 DIR_tmp="/tmp/blacklists"
 FILE_tmp="/tmp/filesfilter.txt"
 FILE_ip_tmp="/tmp/filesipfilter.txt"
 DIR_DG="/etc/dansguardian/lists"
 DIR_DG_BL="$DIR_DG/blacklists"
 BL_CATEGORIES="$DIR_CONF/alcasar-bl-categories"				# list of names of the 	BL categories
 WL_CATEGORIES="$DIR_CONF/alcasar-wl-categories"				#'	'		WL	'
 BL_CATEGORIES_ENABLED="$DIR_CONF/alcasar-bl-categories-enabled"		#	'	'	BL enabled categories
 WL_CATEGORIES_ENABLED="$DIR_CONF/alcasar-wl-categories-enabled"		#	'	'	WL enabled categories
 OSSI_DOMAINS_WL="$DIR_DG/blacklists/ossi/domains_wl"			# Domain names for the ossi category
 DIR_SHARE="/usr/local/share"
 DIR_DNS_BL="$DIR_SHARE/dnsmasq-bl"					# all the BL in the DNSMASQ format
 DIR_DNS_WL="$DIR_SHARE/dnsmasq-wl"					# all the WL	'	'	'
 DIR_IP_BL="$DIR_SHARE/iptables-bl"					# all the IP addresses of the BL
-DIR_IP_WL="$DIR_SHARE/iptables-wl"					# all the IP addresses of the WL
-OSSI_WL_IP="$DIR_IP_WL/ossi"						# all the IP addresses of the WL ossi category
 DIR_DNS_BL_ENABLED="$DIR_SHARE/dnsmasq-bl-enabled"			# symbolic link to the domains BL (only enabled categories)
 DIR_DNS_WL_ENABLED="$DIR_SHARE/dnsmasq-wl-enabled"			#	'	'	'	WL	'	'	'
 DIR_IP_BL_ENABLED="$DIR_SHARE/iptables-bl-enabled"			#	'	'	ip BL (only enabled categories)
-DIR_IP_WL_ENABLED="$DIR_SHARE/iptables-wl-enabled"			#	'	'	ip WL (only enabled categories)
 DNSMASQ_BL_CONF="/etc/dnsmasq-blacklist.conf"				# conf file of dnsmasq-blacklist
 DNS1=`grep "DNS1" $CONF_FILE | cut -d '=' -f 2` 			# server DNS1 (for WL domain names)
 BL_SERVER="dsi.ut-capitole.fr"
 SED="/bin/sed -i"
 # enable/disable the BL & WL categories
 function cat_choice (){
 	# saving ip files and ossi category
 	mkdir $DIR_tmp
 	if [ $(find $DIR_IP_BL_ENABLED -name "ossi-*" | wc -l) -ne 0 ]
 	then
 		cp $DIR_IP_BL_ENABLED/ossi-* $DIR_tmp
 	fi
 	cp $DIR_IP_BL/ossi $DIR_tmp
-	rm -rf $DIR_DNS_BL_ENABLED $DIR_DNS_WL_ENABLED $DIR_IP_BL_ENABLED $DIR_IP_WL_ENABLED # cleaning for dnsmasq and iptables
+	rm -rf $DIR_DNS_BL_ENABLED $DIR_DNS_WL_ENABLED $DIR_IP_BL_ENABLED # cleaning for dnsmasq and iptables
 	$SED "/\.Include/d" $DIR_DG/bannedsitelist $DIR_DG/bannedurllist # cleaning for DG
 	$SED "s?^[^#]?#&?g" $BL_CATEGORIES $WL_CATEGORIES # cleaning BL & WL categories file (comment all lines)
-	mkdir $DIR_DNS_BL_ENABLED $DIR_DNS_WL_ENABLED $DIR_IP_BL_ENABLED $DIR_IP_WL_ENABLED
+	mkdir $DIR_DNS_BL_ENABLED $DIR_DNS_WL_ENABLED $DIR_IP_BL_ENABLED
-	chown apache $DIR_IP_BL_ENABLED $DIR_IP_WL_ENABLED
+	chown apache $DIR_IP_BL_ENABLED
 	# process the file $BL_CATEGORIES with the choice of categories
 	for ENABLE_CATEGORIE in `cat $BL_CATEGORIES_ENABLED`
 	do
 		$SED "/\/$ENABLE_CATEGORIE$/d" $BL_CATEGORIES
 		$SED "1i\/etc\/dansguardian\/lists\/blacklists\/$ENABLE_CATEGORIE" $BL_CATEGORIES
 		ln -s $DIR_DNS_BL/$ENABLE_CATEGORIE.conf $DIR_DNS_BL_ENABLED/$ENABLE_CATEGORIE
 		ln -s $DIR_IP_BL/$ENABLE_CATEGORIE $DIR_IP_BL_ENABLED/$ENABLE_CATEGORIE
 		# echo ".Include<$DIR_DG_BL/$ENABLE_CATEGORIE/domains>" >> $DIR_DG/bannedsitelist  # Blacklisted domains are managed by dnsmasq
 		echo ".Include<$DIR_DG_BL/$ENABLE_CATEGORIE/urls>" >> $DIR_DG/bannedurllist
 	done
 	sort +0.0 -0.2 $BL_CATEGORIES -o $FILE_tmp
 	mv $FILE_tmp $BL_CATEGORIES
 	# process the file $WL_CATEGORIES with the choice of categories
 	for ENABLE_CATEGORIE in `cat $WL_CATEGORIES_ENABLED`
 	do
 		$SED "/\/$ENABLE_CATEGORIE$/d" $WL_CATEGORIES
 		$SED "1i\/etc\/dansguardian\/lists\/blacklists\/$ENABLE_CATEGORIE" $WL_CATEGORIES
 		ln -s $DIR_DNS_WL/$ENABLE_CATEGORIE.conf $DIR_DNS_WL_ENABLED/$ENABLE_CATEGORIE
-		ln -s $DIR_IP_WL/$ENABLE_CATEGORIE $DIR_IP_WL_ENABLED/$ENABLE_CATEGORIE
 	done
 	sort +0.0 -0.2 $WL_CATEGORIES -o $FILE_tmp
 	mv $FILE_tmp $WL_CATEGORIES
 	# restoring ip files and ossi category
 	mv $DIR_tmp/ossi $DIR_IP_BL
 	chown apache $DIR_IP_BL/ossi
 	if [ $(find $DIR_tmp -name "ossi-*" | wc -l) -ne 0 ]
 	then
 		mv $DIR_tmp/ossi-* $DIR_IP_BL_ENABLED
 	fi
 	rm -rf $DIR_tmp
+}
 function bl_enable (){
 	$SED "s/^reportinglevel =.*/reportinglevel = 3/g" /etc/dansguardian/dansguardian.conf
 	if [ "$PARENT_SCRIPT" != "alcasar-conf.sh" ] # don't launch on install stage
 	then
 		service dansguardian restart
 		service dnsmasq restart
 		service dnsmasq-blacklist restart
 		service dnsmasq-whitelist restart
 		/usr/local/bin/alcasar-iptables.sh
 	fi
+}
 function bl_disable (){
 	rm -rf $DIR_DNS_BL_ENABLED/*
 	$SED "s/^reportinglevel =.*/reportinglevel = -1/g" /etc/dansguardian/dansguardian.conf
 	$SED "/google/d" $DNSMASQ_BL_CONF # remove nosslsearch server
 	$SED "s?^[^#]?#&?g" $DIR_DG/urlregexplist  # remove safe searching
 	$SED "s/^\*ip$/#*ip/g" $DIR_DG/bannedsitelist # remove pureip browsing
 	if [ "$PARENT_SCRIPT" != "alcasar-conf.sh" ] # don't launch on install stage
 	then
 		service dansguardian restart
 		service dnsmasq restart
 		service dnsmasq-blacklist restart
 		service dnsmasq-whitelist restart
 		/usr/local/bin/alcasar-iptables.sh
 	fi
+}
-function ip_retrieving (){
-	# retrieving IPs of all domain names for the whitelist
-	index=0
-	if [ ! -d $DIR_IP_WL ]
-	then
-		mkdir $DIR_IP_WL
-		touch $DIR_IP_WL/ossi
-		chown apache $DIR_IP_WL/ossi
-	else
-		# delete old IPs
-		mkdir $DIR_tmp
-		cp $DIR_IP_WL/ossi $DIR_tmp
-		rm -rf $DIR_IP_WL/*
-		cp $DIR_tmp/ossi $DIR_IP_WL
-		rm -rf $DIR_tmp
-	fi
-	echo "Retrieving IPs :"
-	cd $DIR_DNS_WL
-	for category in `ls | cut -d '.' -f 1`
-	do
-		echo -n "$category :"
-		for domain in `cat $category.conf | cut -d '/' -f 2`
-		do
-			echo `host $domain | grep -oE '([0-9]{1,3}\.){3}[0-9]{1,3}'` >> $DIR_IP_WL/$category.tmp &
-			((index++))
-			echo -n "."
-			if [ $index -eq 100 ]
-			then
-				index=0
-				sleep 1
-			fi
-		done
-	done
-	echo "done"
-	sleep 5
-	cd $DIR_IP_WL
-	for category in `ls`
-	do
-		# one IP per line
-		$SED 's/ /\n/g' $category
-		# add SET syntax
-		$SED 's/^/add whitelist_ip_allowed /g' $category
-		# delete empty lines
-		$SED '/^$/d' $category
-		# delete false entries
-		$SED -r '/([0-9]{1,3}.){3}[0-9]{1,3}/!d' $category
-		# delete duplicate lines
-		sort -u $category > ${category%%.*}
-	done
-	rm -f *.tmp
-}
-function ip_retrieving_ossi (){
-	# retrieving IPs of all domain names for the ossi category
-	> $OSSI_WL_IP
-	for domain in `cat $OSSI_DOMAINS_WL`
-	do
-		echo `host $domain | grep -oE '([0-9]{1,3}\.){3}[0-9]{1,3}'` >> $OSSI_WL_IP &
-	done
-	sleep 5
-	# one IP per line
-	$SED 's/ /\n/g' $OSSI_WL_IP
-	# add SET syntax
-	$SED 's/^/add whitelist_ip_allowed /g' $OSSI_WL_IP
-	# delete empty lines
-	$SED '/^$/d' $OSSI_WL_IP
-	# delete false entries
-	$SED -r '/([0-9]{1,3}.){3}[0-9]{1,3}/!d' $OSSI_WL_IP
-}
-usage="Usage: alcasar-bl.sh { -cat_choice or --cat_choice } | { -download or --download } | { -adapt or --adapt } | { -reload or --reload } | { -ip_retrieving or --ip_retrieving } | { -ip_retrieving_ossi or --ip_retrieving_ossi }"
+usage="Usage: alcasar-bl.sh { -cat_choice or --cat_choice } | { -download or --download } | { -adapt or --adapt } | { -reload or --reload }"
 nb_args=$#
 args=$1
 if [ $nb_args -eq 0 ]
 then
 	  args="-h"
 fi
 case $args in
 	-\? | -h* | --h*)
 		echo "$usage"
 		exit 0
 		;;
 	# Retrieve Toulouse BL
 	-cat_choice | --cat_choice)
 		cat_choice
 		;;
 	-download | --download)
 		rm -rf /tmp/con_ok.html
 		`/usr/bin/curl $BL_SERVER -# -o /tmp/con_ok.html`
 		if [ ! -e /tmp/con_ok.html ]
 		then
 			echo "Erreur : le serveur de blacklist ($BL_SERVER) n'est pas joignable"
 		else
 			rm -rf /tmp/con_ok.html $DIR_tmp
 			mkdir $DIR_tmp
 			wget -P $DIR_tmp http://$BL_SERVER/blacklists/download/blacklists.tar.gz
 			md5sum $DIR_tmp/blacklists.tar.gz | cut -d" " -f1 > $DIR_tmp/md5sum
 			chown -R apache:apache $DIR_tmp
 		fi
 		;;
 	# Adapt Toulouse BL to ALCASAR architecture (dnsmasq + DG + iptables)
 	-adapt | --adapt)
 		echo -n "Toulouse BlackList migration process. Please wait : "
 		if [ ! -e $DIR_SHARE/ossi-ip-wl ]
 		then
 			touch $DIR_SHARE/ossi-ip-wl
 			chown apache $DIR_SHARE/ossi-ip-wl
 		fi
 		if [ -f $DIR_tmp/blacklists.tar.gz ] # when downloading the last version of the BL
 		then
 			[ -d $DIR_DG_BL/ossi ] && mv $DIR_DG_BL/ossi $DIR_tmp
 			[ -e $DIR_IP_BL/ossi ] && mv $DIR_IP_BL/ossi $DIR_tmp/ossi-ip-bl
 			rm -rf $DIR_DG_BL $DIR_IP_BL
 			mkdir $DIR_DG_BL $DIR_IP_BL
 			tar zxf $DIR_tmp/blacklists.tar.gz --directory=$DIR_DG/
 			[ -d $DIR_tmp/ossi ] && mv -f $DIR_tmp/ossi $DIR_DG_BL/
 		fi
 		rm -f $BL_CATEGORIES $WL_CATEGORIES $WL_CATEGORIES_ENABLED
 		rm -rf $DIR_DNS_BL $DIR_DNS_WL $DIR_IP_BL
 		touch $BL_CATEGORIES $WL_CATEGORIES $WL_CATEGORIES_ENABLED
 		mkdir $DIR_DNS_BL $DIR_DNS_WL $DIR_IP_BL
 		chown -R dansguardian:apache $DIR_DG $BL_CATEGORIES $WL_CATEGORIES $BL_CATEGORIES_ENABLED $WL_CATEGORIES_ENABLED
 		chmod -R g+w $DIR_DG $BL_CATEGORIES $WL_CATEGORIES $BL_CATEGORIES_ENABLED $WL_CATEGORIES_ENABLED
 		find $DIR_DG_BL/ -type f -name domains > $FILE_tmp # retrieve directory name where a domain file exist
 		$SED "s?\/domains??g" $FILE_tmp # remove "/domains" suffix
 		for dir_categorie in `cat $FILE_tmp` # create the blacklist and the whitelist files
 		do
 			categorie=`echo $dir_categorie|cut -d "/" -f6`
 			categorie_type=`grep -A1 ^NAME:[$' '$'\t']*$categorie $DIR_DG_BL/global_usage | grep ^DEFAULT_TYPE | cut -d":" -f2 | tr -d " \t"`
 			if [ "$categorie_type" == "white" ]
 			then
 				echo "$dir_categorie" >> $WL_CATEGORIES
 				echo `basename $dir_categorie` >> $WL_CATEGORIES_ENABLED  # by default all WL are enabled
 			else
 				echo "$dir_categorie" >> $BL_CATEGORIES
 			fi
 		done
 		rm -f $FILE_tmp
 		# Verify that the enabled categories are effectively in the BL (need after an update of the BL)
 		for ENABLE_CATEGORIE in `cat $BL_CATEGORIES_ENABLED`
 		do
 			ok=`grep /$ENABLE_CATEGORIE$ $BL_CATEGORIES|wc -l`
 			if [ $ok != "1" ]
 			then
 				$SED "/^$ENABLE_CATEGORIE$/d" $BL_CATEGORIES_ENABLED
 			fi
 		done
 		# Creation of DNSMASQ and Iptables BL and WL
 		for LIST in $BL_CATEGORIES $WL_CATEGORIES	# for each list (bl and wl)
 		do
 			for PATH_FILE in `cat $LIST` # for each category
 			do
 				DOMAINE=`basename $PATH_FILE`
 				echo -n "$DOMAINE, "
 		  		if [ ! -f $PATH_FILE/urls ] # create 'urls' file if it doesn't exist
 				then
 					touch $PATH_FILE/urls
 					chown dansguardian:apache $PATH_FILE/urls
 				fi
 				$SED "s/\.\{2,10\}/\./g" $PATH_FILE/domains $PATH_FILE/urls # correct some syntax errors
 				# extract ip addresses for iptables
 				awk '/^([0-9]{1,3}\.){3}[0-9]{1,3}$/{print "add blacklist_ip_blocked " $0}' $PATH_FILE/domains > $FILE_ip_tmp
 				# for dnsmask, remove IP addesses, accented characters and commented lines.
 				egrep  -v "^([0-9]{1,3}\.){3}[0-9]{1,3}$" $PATH_FILE/domains > $FILE_tmp
 				$SED "/[äâëêïîöôüû]/d" $FILE_tmp
 				$SED "/^#.*/d" $FILE_tmp
 				if [ "$LIST" == "$BL_CATEGORIES" ]
 				then
 					# adapt to the dnsmasq syntax for the blacklist
 					$SED "s?.*?address=/&/$PRIVATE_IP?g" $FILE_tmp
 					mv $FILE_tmp $DIR_DNS_BL/$DOMAINE.conf
 					mv $FILE_ip_tmp $DIR_IP_BL/$DOMAINE
 				else
 					# adapt to the dnsmasq syntax for the whitelist
 					$SED "s?.*?server=/&/$DNS1?g" $FILE_tmp
 					mv $FILE_tmp $DIR_DNS_WL/$DOMAINE.conf
 				fi
 			done
 		done
 		rm -f $FILE_tmp $FILE_ip_tmp
 		# Restoring ossi file of BL IP
 		[ -e $DIR_tmp/ossi-ip-bl ] && mv $DIR_tmp/ossi-ip-bl $DIR_IP_BL/ossi
 		rm -rf $DIR_tmp
 		echo
 		;;
 	# reload when categories are changed
 	-reload | --reload)
 		# for DG
 		chown -R dansguardian:apache $DIR_DG_BL/ossi
 		chmod -R g+w $DIR_DG_BL/ossi
 		cat_choice
 		#  for dnsmasq (rehabited domain names)
 		if [ `wc -w $DIR_DG/exceptionsitelist|cut -d " " -f1` != "0" ]
 		then
 			for i in `cat $DIR_DG/exceptionsitelist`
 			do
 				$SED "/$i/d" $DIR_DNS_BL/*
 			done
 		fi
 		cp -f $DIR_DG_BL/ossi/domains $DIR_DNS_BL/ossi.conf
 		$SED "s?.*?address=/&/$PRIVATE_IP?g" $DIR_DNS_BL/ossi.conf
 		cp -f $DIR_DG_BL/ossi/domains_wl $DIR_DNS_WL/ossi.conf
 		bl_enable
 		;;
-	# retrieving IPs of all domain names for the whitelist
-	-ip_retrieving | --ip_retrieving)
-		ip_retrieving
-		;;
-	# retrieving IPs of all domain names for the whitelist ossi category
-	-ip_retrieving_ossi | --ip_retrieving_ossi)
-		ip_retrieving_ossi
-		;;
 	*)
 		echo "Argument inconnu :$1";
 		echo "$usage"
 		exit 1
 		;;
 esac

Subversion Repositories ALCASAR

(root)/scripts/alcasar-bl.sh @ 2687 – Rev 1386 → 1390