| 30,8 → 30,10 |
|---|
| DNS_FILTERING=`grep DNS_FILTERING= $conf_file|cut -d"=" -f2` # DNS and URLs filter (on/off) |
| DNS_FILTERING=${DNS_FILTERING:=off} |
| BL_IP_CAT="/usr/local/share/iptables-bl-enabled" # categories files of the BlackListed IP |
| WL_IP_CAT="/usr/local/share/iptables-wl-enabled" # categories files of the WhiteListed IP |
| BL_IP_OSSI="/usr/local/share/iptables-bl/ossi" # ossi categoty |
| FILE_IP_WL="/usr/local/share/ossi_wl" # ip of the whitelist |
| WL_IP_OSSI="/usr/local/share/ossi-ip-wl" # ip of the whitelist |
| WL_IP_OSSI_DOMAIN="/usr/local/share/iptables-wl/ossi" # ip of the domain names whitelist |
| TMP_users_set_save="/tmp/users_set_save" # tmp file for backup users set |
| TMP_set_save="/tmp/ipset_save" # tmp file for blacklist and whitelist creation |
| QOS=`grep QOS= $conf_file|cut -d"=" -f2` # QOS (on/off) |
| 44,8 → 46,8 |
|---|
| LDAP=${LDAP:=off} |
| LDAP_IP=`grep LDAP_IP= $conf_file|cut -d"=" -f2` # WAN IP address to reduce LDAP WAN access (all ip allowed on LAN side) |
| LDAP_IP=${LDAP_IP:="0.0.0.0/0.0.0.0"} |
| EXTIF="eth0" |
| INTIF="eth1" |
| EXTIF="enp1s0" |
| INTIF="enp2s0" |
| TUNIF="tun0" # listen device for chilli daemon |
| IPTABLES="/sbin/iptables" |
| IP_REHABILITEES="/etc/dansguardian/lists/exceptioniplist" # Rehabilitated IP |
| 92,11 → 94,13 |
|---|
| # destroy all SET |
| ipset destroy |
| |
| # Calcul de la taille du set |
| # Calcul de la taille du set de la blacklist |
| # Compute the blacklist set length |
| cd $BL_IP_CAT |
| set_bl_length=$(($(wc -l * | awk '{print $1}' | tail -n 1)+$(wc -l $BL_IP_OSSI | awk '{print $1}'))) |
| |
| # Création du fichier set temporaire, remplissage, chargement et suppression |
| # Creating the temporary set file, filling, loading and deleting |
| echo "create blacklist_ip_blocked hash:net family inet hashsize 1024 maxelem $set_bl_length" > $TMP_set_save |
| for category in `ls -1 | cut -d '@' -f1` |
| do |
| 107,6 → 111,7 |
|---|
| rm -f $TMP_set_save |
| |
| # Extraction des ip réhabilitées |
| # Extracting rehabilitated ip |
| for ip in $(cat $IP_REHABILITEES) |
| do |
| ipset del blacklist_ip_blocked $ip |
| 113,15 → 118,24 |
|---|
| done |
| |
| # Calcul de la taille du set de la whitelist |
| set_wl_length=$(wc -l $FILE_IP_WL | awk '{print $1}') |
| # Compute the whitelist set length |
| cd $WL_IP_CAT |
| set_wl_length=$(($(wc -l * | awk '{print $1}' | tail -n 1)+$(wc -l $WL_IP_OSSI | awk '{print $1}')+$(wc -l $WL_IP_OSSI_DOMAIN | awk '{print $1}'))) |
| |
| # Création du fichier set temporaire, remplissage, chargement et suppression |
| # Creating the temporary set file, filling, loading and deleting |
| echo "create whitelist_ip_allowed hash:net family inet hashsize 1024 maxelem $set_wl_length" > $TMP_set_save |
| cat $FILE_IP_WL >> $TMP_set_save |
| for category in `ls -1 | cut -d '@' -f1` |
| do |
| cat $WL_IP_CAT/$category >> $TMP_set_save |
| done |
| cat $WL_IP_OSSI >> $TMP_set_save |
| cat $WL_IP_OSSI_DOMAIN >> $TMP_set_save |
| ipset -! restore < $TMP_set_save |
| rm -f $TMP_set_save |
| |
| # Restoration des SET des utilisateurs connectés si ils existent sinon création des SET |
| # Restoring the connected users SETs if available, otherwise creating SETs |
| if [ -e $TMP_users_set_save ]; |
| then |
| ipset -! restore < $TMP_users_set_save |
| 134,6 → 148,7 |
|---|
| fi |
| |
| # Sauvegarde de tous les set sauf ceux d'interception (pour restaurer après redémarrage) |
| # Backup all sets except interception set |
| ipset save blacklist_ip_blocked > $SAVE_DIR/ipset_save |
| ipset save whitelist_ip_allowed >> $SAVE_DIR/ipset_save |
| echo "create no_filtering_set hash:net family inet hashsize 1024 maxelem 65536" >> $SAVE_DIR/ipset_save |
| 162,6 → 177,10 |
|---|
| # Mark (and log) the 8090 direct attempts to REJECT them in INPUT rules |
| $IPTABLES -A PREROUTING -t mangle -i $TUNIF -d $PRIVATE_IP -p tcp -m tcp --dport 8090 -j MARK --set-mark 4 |
| |
| # Marquage (et journalisation) des paquets qui tentent d'accéder directement au port 8091 pour pouvoir les rejeter en INPUT |
| # Mark (and log) the 8091 direct attempts to REJECT them in INPUT rules |
| $IPTABLES -A PREROUTING -t mangle -i $TUNIF -d $PRIVATE_IP -p tcp -m tcp --dport 8091 -j MARK --set-mark 5 |
| |
| # Aiguillage des flux DNS |
| # Switching DNS streams |
| # havp_bl_set --> redirection vers le port 54 |
| 174,13 → 193,16 |
|---|
| # Redirection des requêtes HTTP des IP de la blacklist vers ALCASAR (page 'accès interdit') pour le set havp_bl_set |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -m set --match-set havp_bl_set src -m set --match-set blacklist_ip_blocked dst -p tcp --dport http -j REDIRECT --to-port 80 |
| |
| # Redirection des requêtes HTTP des IP qui ne sont pas dans la whitelist vers ALCASAR (page 'accès interdit') pour le set havp_wl_set |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -m set --match-set havp_wl_set src -m set ! --match-set whitelist_ip_allowed dst -p tcp --dport http -j REDIRECT --to-port 80 |
| |
| # Journalisation des requètes HTTP vers Internet (seulement les paquets SYN) - Les autres protocoles sont journalisés en FORWARD par netflow |
| ## Log HTTP requests to Internet (only syn packets) - Other protocols are log in FORWARD by netflow |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -s $PRIVATE_NETWORK_MASK ! -d $PRIVATE_IP -p tcp --dport http -m state --state NEW -j ULOG --ulog-prefix "RULE F_http -- ACCEPT " |
| |
| # Redirection des requêtes HTTP sortantes vers HAVP pour le set havp_set |
| # Redirect outbound HTTP requests to HAVP for the set havp_set |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -m set --match-set havp_set src ! -d $PRIVATE_IP -p tcp --dport http -j REDIRECT --to-port 8090 |
| # Redirection des requêtes HTTP sortantes vers HAVP (8091) pour le set havp_set |
| # Redirect outbound HTTP requests to HAVP (8091) for the set havp_set |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -m set --match-set havp_set src ! -d $PRIVATE_IP -p tcp --dport http -j REDIRECT --to-port 8091 |
| |
| # Redirection des requêtes HTTP sortantes vers DansGuardian (proxy transparent) pour le set havp_bl_set |
| # Redirect outbound HTTP requests to DansGuardian (transparent proxy) for the set havp_bl_set |
| 188,7 → 210,7 |
|---|
| |
| # Redirection des requêtes HTTP sortantes vers HAVP pour le set havp_wl_set |
| # Redirect outbound HTTP requests to HAVP for the set havp_wl_set |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -m set --match-set havp_wl_set src ! -d $PRIVATE_IP -p tcp --dport http -j REDIRECT --to-port 8090 |
| $IPTABLES -A PREROUTING -t nat -i $TUNIF -m set --match-set havp_wl_set src ! -d $PRIVATE_IP -p tcp --dport http -j REDIRECT --to-port 8091 |
| |
| # Redirection des requêtes NTP vers le serveur NTP local |
| # Redirect NTP request in local NTP server |
| 239,10 → 261,18 |
|---|
| # Deny direct connections on 8090. The concerned paquets are marked in mangle table (PREROUTING) |
| $IPTABLES -A INPUT -i $TUNIF -p tcp --dport 8090 -m mark --mark 4 -j REJECT --reject-with tcp-reset |
| |
| # On interdit les connexions directes au port 8091. Les packets concernés ont été marqués dans la table mangle (PREROUTING) |
| # Deny direct connections on 8091. The concerned paquets are marked in mangle table (PREROUTING) |
| $IPTABLES -A INPUT -i $TUNIF -p tcp --dport 8091 -m mark --mark 5 -j REJECT --reject-with tcp-reset |
| |
| # Autorisation des connexions légitimes à HAVP |
| # Allow connections for HAVP |
| $IPTABLES -A INPUT -i $TUNIF -s $PRIVATE_NETWORK_MASK -p tcp --dport 8090 -m state --state NEW --syn -j ACCEPT |
| |
| # Autorisation des connexions légitimes à HAVP |
| # Allow connections for HAVP |
| $IPTABLES -A INPUT -i $TUNIF -s $PRIVATE_NETWORK_MASK -p tcp --dport 8091 -m state --state NEW --syn -j ACCEPT |
| |
| # autorisation des connexion légitime à DNSMASQ (avec blacklist) |
| # Allow connections for DNSMASQ (with blacklist) |
| $IPTABLES -A INPUT -i $TUNIF -s $PRIVATE_NETWORK_MASK -d $PRIVATE_IP -p udp --dport 54 -j ACCEPT |