Subversion Repositories ALCASAR

Rev

Rev 648 | Rev 672 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log

Rev 648 Rev 654
1
#/bin/sh
1
#/bin/sh
2
# $Id: alcasar-bl.sh 648 2011-06-25 21:31:06Z richard $
2
# $Id: alcasar-bl.sh 654 2011-06-27 19:30:28Z richard $
3
 
3
 
4
# Script de gestion de la BL pour le filtrage de domaine (via dnsmasq) et d'URL (via dansguardian)
4
# Script de gestion de la BL pour le filtrage de domaine (via dnsmasq) et d'URL (via dansguardian)
5
# By 3abtux & rexy
5
# By 3abtux & rexy
6
 
6
 
7
CONF_FILE="/usr/local/etc/alcasar.conf"
7
CONF_FILE="/usr/local/etc/alcasar.conf"
8
DIR_tmp="/tmp/blacklists"
8
DIR_tmp="/tmp/blacklists"
9
FILE_tmp="/tmp/fileFilter.txt"
9
FILE_tmp="/tmp/fileFilter.txt"
10
DIR_DG="/etc/dansguardian/lists"
10
DIR_DG="/etc/dansguardian/lists"
11
DIR_DG_BL="$DIR_DG/blacklists"
11
DIR_DG_BL="$DIR_DG/blacklists"
12
BL_CATEGORIES="/usr/local/etc/alcasar-bl-categories"
12
BL_CATEGORIES="/usr/local/etc/alcasar-bl-categories"
13
BL_CATEGORIES_ENABLED="/usr/local/etc/alcasar-bl-categories-enabled"
13
BL_CATEGORIES_ENABLED="/usr/local/etc/alcasar-bl-categories-enabled"
14
DIR_DNS_FILTER_AVAILABLE="/usr/local/etc/alcasar-dnsfilter-available"
14
DIR_DNS_FILTER_AVAILABLE="/usr/local/etc/alcasar-dnsfilter-available"
15
DIR_DNS_FILTER_ENABLED="/usr/local/etc/alcasar-dnsfilter-enabled"
15
DIR_DNS_FILTER_ENABLED="/usr/local/etc/alcasar-dnsfilter-enabled"
16
IP_RETOUR="20.0.0.1"
16
IP_RETOUR="20.0.0.1"
17
BL_SERVER="cri.univ-tlse1.fr"
17
BL_SERVER="cri.univ-tlse1.fr"
18
SED="/bin/sed -i"
18
SED="/bin/sed -i"
19
 
19
 
20
# Récupération de l'archive de la BL Toulouse
20
# Récupération de l'archive de la BL Toulouse
21
function transfert () {
21
function transfert () {
22
	mkdir -p $DIR_tmp
22
	mkdir -p $DIR_tmp
23
	cd $DIR_tmp
23
	cd $DIR_tmp
24
	wget http://$BL_SERVER/blacklists/download/blacklists.tar.gz
24
	wget http://$BL_SERVER/blacklists/download/blacklists.tar.gz
25
}
25
}
26
# Décompression de la BL (en conservant la WL)
26
# Décompression de la BL (en conservant la WL)
27
function install () {
27
function install () {
28
	[ -d $DIR_DG ] || mkdir -p $DIR_DG
28
	[ -d $DIR_DG ] || mkdir -p $DIR_DG
29
	[ -d $DIR_DG_BL/ossi ] && mv -f $DIR_DG_BL/ossi $DIR_tmp
29
	[ -d $DIR_DG_BL/ossi ] && mv -f $DIR_DG_BL/ossi $DIR_tmp
30
	[ -d $DIR_DG_BL/ip ] && mv -f $DIR_DG_BL/ip $DIR_tmp
30
	[ -d $DIR_DG_BL/ip ] && mv -f $DIR_DG_BL/ip $DIR_tmp
31
	tar zxf $DIR_tmp/blacklists.tar.gz --directory=$DIR_DG/
31
	tar zxf $DIR_tmp/blacklists.tar.gz --directory=$DIR_DG/
32
	[ -d $DIR_tmp/ossi ] && mv -f $DIR_tmp/ossi $DIR_DG_BL/
32
	[ -d $DIR_tmp/ossi ] && mv -f $DIR_tmp/ossi $DIR_DG_BL/
33
	[ -d $DIR_tmp/ip ] && mv -f $DIR_tmp/ip $DIR_DG_BL/
33
	[ -d $DIR_tmp/ip ] && mv -f $DIR_tmp/ip $DIR_DG_BL/
34
	cd /root
34
	cd /root
35
	rm -rf $DIR_tmp
35
	rm -rf $DIR_tmp
36
}
36
}
37
# Adaptation de la BL Toulouse à la structure Dnsmasq
37
# Adaptation de la BL Toulouse à la structure Dnsmasq
38
function adapt () {
38
function adapt () {
39
	# On récupère le nom des répertoire (catégories)
39
	# On récupère le nom des répertoire (catégories)
40
	find $DIR_DG_BL/ -type f -name domains > $BL_CATEGORIES
40
	find $DIR_DG_BL/ -type f -name domains > $BL_CATEGORIES
41
	# On supprime le suffice "/domains"
41
	# On supprime le suffice "/domains"
42
	$SED "s?\/domains??g" $BL_CATEGORIES
42
	$SED "s?\/domains??g" $BL_CATEGORIES
43
	rm -f $DIR_DNS_FILTER_AVAILABLE/*
43
	rm -f $DIR_DNS_FILTER_AVAILABLE/*
44
	echo -n "Toulouse BlackList migration process. Please wait : "
44
	echo -n "Toulouse BlackList migration process. Please wait : "
45
	# pour chaque catégorie
45
	# pour chaque catégorie
46
	for PATH_FILE in `cat $BL_CATEGORIES`
46
	for PATH_FILE in `cat $BL_CATEGORIES`
47
	do
47
	do
48
		echo -n "."
48
		echo -n "."
49
		# on crée le fichier 'urls' s'il n'existe pas
49
		# on crée le fichier 'urls' s'il n'existe pas
50
		if [ ! -f $PATH_FILE/urls ]
50
		if [ ! -f $PATH_FILE/urls ]
51
		then
51
		then
52
			touch $PATH_FILE/urls
52
			touch $PATH_FILE/urls
53
			chown dansguardian:apache $PATH_FILE/urls
53
			chown dansguardian:apache $PATH_FILE/urls
54
		fi
54
		fi
55
		# suppression des @IP, des lignes commentées et des caractères bizarres comme les ô et û ö ü
55
		# suppression des @IP, des lignes commentées et des caractères bizarres comme les ô et û ö ü
56
		egrep  -v "([0-9]{1,3}\.){3}[0-9]{1,3}" $PATH_FILE/domains > /tmp/dnsmasq-bl.tmp
56
		egrep  -v "([0-9]{1,3}\.){3}[0-9]{1,3}" $PATH_FILE/domains > /tmp/dnsmasq-bl.tmp
57
		$SED "/[äâëêïîöôüû]/d" /tmp/dnsmasq-bl.tmp
57
		$SED "/[äâëêïîöôüû]/d" /tmp/dnsmasq-bl.tmp
58
		$SED "/^#.*/d" /tmp/dnsmasq-bl.tmp
58
		$SED "/^#.*/d" /tmp/dnsmasq-bl.tmp
59
		# Mise en forme dnsmasq
59
		# Mise en forme dnsmasq
60
		$SED "s?.*?address=/&/$IP_RETOUR?g" /tmp/dnsmasq-bl.tmp
60
		$SED "s?.*?address=/&/$IP_RETOUR?g" /tmp/dnsmasq-bl.tmp
61
        	DOMAINE=`basename $PATH_FILE`
61
        	DOMAINE=`basename $PATH_FILE`
62
		mv /tmp/dnsmasq-bl.tmp $DIR_DNS_FILTER_AVAILABLE/$DOMAINE.conf
62
		mv /tmp/dnsmasq-bl.tmp $DIR_DNS_FILTER_AVAILABLE/$DOMAINE.conf
63
	done
63
	done
64
	echo
64
	echo
65
}
65
}
66
# Permet d'activer/désactiver les catégories de la BL
66
# Permet d'activer/désactiver les catégories de la BL
67
function cat_choice (){
67
function cat_choice (){
68
	# un peu de ménage
68
	# un peu de ménage
69
	rm -rf $DIR_DNS_FILTER_ENABLED/*
69
	rm -rf $DIR_DNS_FILTER_ENABLED/*
70
	$SED "/\.Include/d" $DIR_DG/bannedsitelist $DIR_DG/bannedurllist
70
	$SED "/\.Include/d" $DIR_DG/bannedsitelist $DIR_DG/bannedurllist
71
	# on adapte le fichier $BL_CATEGORIES au choix de catégorie 
71
	# on adapte le fichier $BL_CATEGORIES au choix de catégorie 
72
	$SED "s?^[^#]?#&?g" $BL_CATEGORIES # on commente ce qui ne l'est pas
72
	$SED "s?^[^#]?#&?g" $BL_CATEGORIES # on commente ce qui ne l'est pas
73
	for ENABLE_CATEGORIE in `cat $BL_CATEGORIES_ENABLED` # on affecte les catégories à dansguardian et dnsmasq
73
	for ENABLE_CATEGORIE in `cat $BL_CATEGORIES_ENABLED` # on affecte les catégories à dansguardian et dnsmasq
74
	do
74
	do
75
		$SED "/\/$ENABLE_CATEGORIE$/d" $BL_CATEGORIES
75
		$SED "/\/$ENABLE_CATEGORIE$/d" $BL_CATEGORIES
76
		$SED "1i\/etc\/dansguardian\/lists\/blacklists\/$ENABLE_CATEGORIE" $BL_CATEGORIES
76
		$SED "1i\/etc\/dansguardian\/lists\/blacklists\/$ENABLE_CATEGORIE" $BL_CATEGORIES
77
		ln -s $DIR_DNS_FILTER_AVAILABLE/$ENABLE_CATEGORIE.conf $DIR_DNS_FILTER_ENABLED/$ENABLE_CATEGORIE
77
		ln -s $DIR_DNS_FILTER_AVAILABLE/$ENABLE_CATEGORIE.conf $DIR_DNS_FILTER_ENABLED/$ENABLE_CATEGORIE
78
		# echo ".Include<$DIR_DANSGUARDIAN/blacklists/$ENABLE_CATEGORIES/domains>" >> $DIR_DANSGUARDIAN/bannedsitelist  # dansguardian ne s'occupe plus des noms de domaine
78
		# echo ".Include<$DIR_DANSGUARDIAN/blacklists/$ENABLE_CATEGORIES/domains>" >> $DIR_DANSGUARDIAN/bannedsitelist  # dansguardian ne s'occupe plus des noms de domaine
79
		echo ".Include<$DIR_DG_BL/$ENABLE_CATEGORIE/urls>" >> $DIR_DG/bannedurllist
79
		echo ".Include<$DIR_DG_BL/$ENABLE_CATEGORIE/urls>" >> $DIR_DG/bannedurllist
80
	done
80
	done
81
	sort -k2n $BL_CATEGORIES > $FILE_tmp
81
	sort -k2n $BL_CATEGORIES > $FILE_tmp
82
	mv $FILE_tmp $BL_CATEGORIES
82
	mv $FILE_tmp $BL_CATEGORIES
83
}
83
}
84
function bl_enable (){
84
function bl_enable (){
85
	$SED "s/^reportinglevel =.*/reportinglevel = 3/g" /etc/dansguardian/dansguardian.conf
85
	$SED "s/^reportinglevel =.*/reportinglevel = 3/g" /etc/dansguardian/dansguardian.conf
86
	$SED "s?^#\"?\"?g" $DIR_DG/urlregexplist # Enable 'safesearch'
86
	$SED "s?^#\"?\"?g" $DIR_DG/urlregexplist # Enable 'safesearch'
87
	if [ "$PARENT_SCRIPT" != "/usr/local/bin/alcasar-conf.sh" ] # don't launch on install stage
87
	if [ "$PARENT_SCRIPT" != "/usr/local/bin/alcasar-conf.sh" ] # don't launch on install stage
88
	then
88
	then
89
		service dansguardian restart
89
		service dansguardian restart
90
		service dnsmasq restart
90
		service dnsmasq restart
91
		/usr/local/bin/alcasar-iptables.sh
91
		/usr/local/bin/alcasar-iptables.sh
92
	fi
92
	fi
93
}
93
}
94
function bl_disable (){
94
function bl_disable (){
95
	rm -rf $DIR_DNS_FILTER_ENABLED/*
95
	rm -rf $DIR_DNS_FILTER_ENABLED/*
96
	$SED "s/^reportinglevel =.*/reportinglevel = -1/g" /etc/dansguardian/dansguardian.conf
96
	$SED "s/^reportinglevel =.*/reportinglevel = -1/g" /etc/dansguardian/dansguardian.conf
97
	$SED "s?^[^#]?#&?g" $DIR_DG/urlregexplist # Disable 'safesearch'
97
	$SED "s?^[^#]?#&?g" $DIR_DG/urlregexplist # Disable 'safesearch'
98
	if [ "$PARENT_SCRIPT" != "/usr/local/bin/alcasar-conf.sh" ] # don't launch on install stage
98
	if [ "$PARENT_SCRIPT" != "/usr/local/bin/alcasar-conf.sh" ] # don't launch on install stage
99
	then
99
	then
100
		service dansguardian restart
100
		service dansguardian restart
101
		service dnsmasq restart
101
		service dnsmasq restart
102
		/usr/local/bin/alcasar-iptables.sh
102
		/usr/local/bin/alcasar-iptables.sh
103
	fi
103
	fi
104
}
104
}
105
usage="Usage: alcasar-bl.sh {-on or --on} | { -off or --off } | { -download or --download } | { -reload or --reload }"
105
usage="Usage: alcasar-bl.sh {-on or --on} | { -off or --off } | { -download or --download } | { -reload or --reload }"
106
nb_args=$#
106
nb_args=$#
107
args=$1
107
args=$1
108
if [ $nb_args -eq 0 ]
108
if [ $nb_args -eq 0 ]
109
then
109
then
110
	DNS_FILTERING=`grep DNS_FILTERING $CONF_FILE|cut -d"=" -f2`		# DNS and URLs filter (on/off)
110
	DNS_FILTERING=`grep DNS_FILTERING $CONF_FILE|cut -d"=" -f2`		# DNS and URLs filter (on/off)
111
	DNS_FILTERING=${DNS_FILTERING:=off}
111
	DNS_FILTERING=${DNS_FILTERING:=off}
112
	echo "Set BlackList Filtering to $DNS_FILTERING"
112
	echo "Set BlackList Filtering to $DNS_FILTERING"
113
	if [ $DNS_FILTERING = on ]; then
113
	if [ $DNS_FILTERING = on ]; then
114
		cat_choice
114
		cat_choice
115
		bl_enable
115
		bl_enable
116
	else
116
	else
117
		bl_disable
117
		bl_disable
118
	fi
118
	fi
119
	exit 0
119
	exit 0
120
fi
120
fi
121
case $args in
121
case $args in
122
	-\? | -h* | --h*)
122
	-\? | -h* | --h*)
123
		echo "$usage"
123
		echo "$usage"
124
		exit 0
124
		exit 0
125
		;;
125
		;;
126
	# activation du filtrage
126
	# activation du filtrage
127
	-on | --on)	
127
	-on | --on)	
128
		cat_choice
128
		cat_choice
129
		$SED "s?^DNS_FILTERING.*?DNS_FILTERING=on?g" $CONF_FILE
129
		$SED "s?^DNS_FILTERING.*?DNS_FILTERING=on?g" $CONF_FILE
130
		bl_enable
130
		bl_enable
131
		;;
131
		;;
132
	# désactivation du filtrage
132
	# désactivation du filtrage
133
	-off | --off)
133
	-off | --off)
134
		$SED "s?^DNS_FILTERING.*?DNS_FILTERING=off?g" $CONF_FILE
134
		$SED "s?^DNS_FILTERING.*?DNS_FILTERING=off?g" $CONF_FILE
135
		bl_disable
135
		bl_disable
136
		;;
136
		;;
137
	# Mise a jour de la blacklist 'Toulouse' et adaptation à dansguardian et dnsmasq
137
	# Mise a jour de la blacklist 'Toulouse' et adaptation à dansguardian et dnsmasq
138
	-download | --download)
138
	-download | --download)
139
		rm -rf /tmp/con_ok.html
139
		rm -rf /tmp/con_ok.html
140
		`/usr/bin/curl $BL_SERVER -# -o /tmp/con_ok.html`
140
		`/usr/bin/curl $BL_SERVER -# -o /tmp/con_ok.html`
141
		if [ ! -e /tmp/con_ok.html ]
141
		if [ ! -e /tmp/con_ok.html ]
142
		then
142
		then
143
			echo "Erreur : le serveur de blacklist ($BL_SERVER) n'est pas joignable"
143
			echo "Erreur : le serveur de blacklist ($BL_SERVER) n'est pas joignable"
144
		else 
144
		else 
145
			transfert
145
			transfert
146
			install
146
			install
147
			chown -R dansguardian:apache $DIR_DG
147
			chown -R dansguardian:apache $DIR_DG
148
			chmod -R g+w $DIR_DG
148
			chmod -R g+w $DIR_DG
149
			DATE=`date '+%d %B %Y - %Hh%M'`
149
			DATE=`date '+%d %B %Y - %Hh%M'`
150
			echo "Univ-tlse du $DATE " > /var/www/html/VERSION-BL
150
			echo "Univ-tlse du $DATE " > /var/www/html/VERSION-BL
151
			rm -rf /tmp/con_ok.html
151
			rm -rf /tmp/con_ok.html
152
		fi
152
		fi
153
		adapt
-
 
154
		;;		
153
		;;		
-
 
154
	# Adaptation de laBL à notre structure 'dnsmasq + DG)
-
 
155
	-adapt | --adapt)
-
 
156
		adapt
-
 
157
		cat_choice
-
 
158
		;;
155
	# regénération suite à modification (choix catégories ou BL secondaire)
159
	# regénération suite à modification (choix catégories ou BL secondaire)
156
	-reload | --reload)
160
	-reload | --reload)
157
		adapt
161
		adapt
158
		# pour Dansguardian
162
		# pour Dansguardian
159
		chown -R dansguardian:apache $DIR_DG_BL/ossi
163
		chown -R dansguardian:apache $DIR_DG_BL/ossi
160
		chmod -R g+w $DIR_DG_BL/ossi
164
		chmod -R g+w $DIR_DG_BL/ossi
161
		cat_choice
165
		cat_choice
162
		# pour dnsmasq (noms de domaine réhabilités)
166
		# pour dnsmasq (noms de domaine réhabilités)
163
		if [ `wc -w $DIR_DG/exceptionsitelist|cut -d " " -f1` != "0" ]
167
		if [ `wc -w $DIR_DG/exceptionsitelist|cut -d " " -f1` != "0" ]
164
		then
168
		then
165
			for i in `cat $DIR_DG/exceptionsitelist`
169
			for i in `cat $DIR_DG/exceptionsitelist`
166
			do
170
			do
167
				$SED "/$i/d" $DIR_DNS_FILTER_AVAILABLE/*
171
				$SED "/$i/d" $DIR_DNS_FILTER_AVAILABLE/*
168
			done
172
			done
169
		fi
173
		fi
170
		cp -f $DIR_DG_BL/ossi/domains $DIR_DNS_FILTER_AVAILABLE/ossi.conf
174
		cp -f $DIR_DG_BL/ossi/domains $DIR_DNS_FILTER_AVAILABLE/ossi.conf
171
		$SED "s?.*?address=/&/$IP_RETOUR?g" $DIR_DNS_FILTER_AVAILABLE/ossi.conf
175
		$SED "s?.*?address=/&/$IP_RETOUR?g" $DIR_DNS_FILTER_AVAILABLE/ossi.conf
172
		IP_PURE=`grep '^ip' $BL_CATEGORIES_ENABLED|wc -l`
176
		IP_PURE=`grep '^ip' $BL_CATEGORIES_ENABLED|wc -l`
173
		if [ $IP_PURE -eq "1" ]; then	# filtrage des url sans nom de domaine
177
		if [ $IP_PURE -eq "1" ]; then	# filtrage des url sans nom de domaine
174
			$SED "s/^\#\*ip$/*ip/g" $DIR_DG/bannedsitelist
178
			$SED "s/^\#\*ip$/*ip/g" $DIR_DG/bannedsitelist
175
		else
179
		else
176
			$SED "s/^\*ip$/#*ip/g" $DIR_DG/bannedsitelist
180
			$SED "s/^\*ip$/#*ip/g" $DIR_DG/bannedsitelist
177
		fi
181
		fi
178
		DNS_FILTERING=`grep DNS_FILTERING $CONF_FILE|cut -d"=" -f2`		# DNS and URLs filter (on/off)
182
		DNS_FILTERING=`grep DNS_FILTERING $CONF_FILE|cut -d"=" -f2`		# DNS and URLs filter (on/off)
179
		DNS_FILTERING=${DNS_FILTERING:=off}
183
		DNS_FILTERING=${DNS_FILTERING:=off}
180
		if [ $DNS_FILTERING = on ]; then
184
		if [ $DNS_FILTERING = on ]; then
181
			bl_enable
185
			bl_enable
182
		else
186
		else
183
			bl_disable
187
			bl_disable
184
		fi
188
		fi
185
		;;
189
		;;
186
	*)
190
	*)
187
		echo "Argument inconnu :$1";
191
		echo "Argument inconnu :$1";
188
		echo "$usage"
192
		echo "$usage"
189
		exit 1
193
		exit 1
190
		;;
194
		;;
191
esac
195
esac
192
 
196
 
193
 
197