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#/bin/bash
# $Id: alcasar-conf.sh 838 2012-03-14 22:56:41Z richard $
# alcasar-conf.sh
# by Richard REY
# This script is distributed under the Gnu General Public License (GPL)
# Ce script permet la mise à jour ALCASAR
# - création et chargement de l'archive des fichiers de configuration (/tmp/alcasar-conf.tar.gz)
# - application des directives du fichier de conf central (/usr/local/etc/alcasar.conf)
# This script allows ALCASAR update
# - create and load the configuration files backup (/tmp/alcasar-conf.tar.gz)
# - apply ALCASAR central configuration file (/usr/local/etc/alcasar.conf)
new="$(date +%F-%Hh%M)" # date et heure des fichiers
fichier="alcasar-conf-$new.tar.gz" # nom du fichier de sauvegarde
DIR_UPDATE="/tmp/conf" # répertoire de stockage des fichier de conf pour une mise à jour
DIR_WEB="/var/www/html" # répertoire du centre de gestion
DIR_BIN="/usr/local/bin" # répertoire des scripts d'admin
DIR_SBIN="/usr/local/sbin" # répertoire des scripts d'admin
DIR_ETC="/usr/local/etc" # répertoire des fichiers de conf
DIR_SAVE="/var/Save/system_backup" # répertoire de sauvegarde
CONF_FILE="$DIR_ETC/alcasar.conf" # main alcasar conf file
VERSION="/var/www/html/VERSION" # contient la version en cours
EXTIF="eth0" # ETH0 est l'interface connectée à Internet (Box FAI)
INTIF="eth1" # ETH1 est l'interface connectée au réseau local de consultation
HOSTNAME="alcasar"
DB_USER="radius"
radiuspwd=""
SED="/bin/sed -i"
RUNNING_VERSION=`cat $VERSION|cut -d" " -f1`
MAJ_RUNNING_VERSION=`echo $RUNNING_VERSION|cut -d"." -f1`
MIN_RUNNING_VERSION=`echo $RUNNING_VERSION|cut -d"." -f2|cut -c1`
UPD_RUNNING_VERSION=`echo $RUNNING_VERSION|cut -d"." -f3`
DATE=`date '+%d %B %Y - %Hh%M'`
private_network_calc ()
{
PRIVATE_PREFIX=`/bin/ipcalc -p $PRIVATE_IP $PRIVATE_NETMASK |cut -d"=" -f2` # prefixe du réseau (ex. 24)
PRIVATE_NETWORK=`/bin/ipcalc -n $PRIVATE_IP $PRIVATE_NETMASK| cut -d"=" -f2` # @ réseau de consultation (ex.: 192.168.182.0)
PRIVATE_NETWORK_MASK=$PRIVATE_NETWORK/$PRIVATE_PREFIX # @ + masque du réseau de consult (192.168.182.0/24)
classe=$((PRIVATE_PREFIX/8)); classe_sup=`expr $classe + 1`; classe_sup_sup=`expr $classe + 2` # classes de réseau (ex.: 2=classe B, 3=classe C)
PRIVATE_NETWORK_SHORT=`echo $PRIVATE_NETWORK | cut -d"." -f1-$classe`. # @ compatible hosts.allow et hosts.deny (ex.: 192.168.182.)
PRIVATE_BROADCAST=`/bin/ipcalc -b $PRIVATE_NETWORK_MASK | cut -d"=" -f2` # @ broadcast réseau de consultation (ex.: 192.168.182.255)
private_network_ending=`echo $PRIVATE_NETWORK | cut -d"." -f$classe_sup` # dernier octet de l'@ de réseau
private_broadcast_ending=`echo $PRIVATE_BROADCAST | cut -d"." -f$classe_sup` # dernier octet de l'@ de broadcast
PRIVATE_FIRST_IP=`echo $PRIVATE_NETWORK | cut -d"." -f1-3`"."`expr $private_network_ending + 1` # 1ère adresse de la plage dynamique (ex.: 192.168.182.129)
PRIVATE_LAST_IP=`echo $PRIVATE_BROADCAST | cut -d"." -f1-3`"."`expr $private_broadcast_ending - 1` # dernière adresse de la plage dynamique (ex.: 192.168.182.254)
}
usage="Usage: alcasar-conf.sh --create | --load | --apply"
nb_args=$#
args=$1
if [ $nb_args -eq 0 ]
then
nb_args=1
args="-h"
fi
case $args in
-\? | -h* | --h*)
echo "$usage"
exit 0
;;
--create|-create)
[ -d $DIR_UPDATE ] && rm -rf $DIR_UPDATE
mkdir $DIR_UPDATE
# Sauvegarde de la base des usagers
/usr/local/sbin/alcasar-mysql.sh -dump
cp /var/Save/base/`ls /var/Save/base|tail -1` $DIR_UPDATE
# Sauvegarde du logo
cp -f $DIR_WEB/images/organisme.png $DIR_UPDATE
# Sauvegarde des fichiers exploités par dansguardian
cp -f /etc/dansguardian/lists/exceptioniplist $DIR_UPDATE
cp -f /etc/dansguardian/lists/exceptionsitelist $DIR_UPDATE
cp -f /etc/dansguardian/lists/bannedsitelist $DIR_UPDATE
cp -f /etc/dansguardian/lists/exceptionurllist $DIR_UPDATE
cp -f /etc/dansguardian/lists/bannedurllist $DIR_UPDATE
cp -rf /etc/dansguardian/lists/blacklists/ossi $DIR_UPDATE
# sauvegarde des fichiers : de conf, de filtrage, d'exception, digest, etc.
mkdir $DIR_UPDATE/etc/
cp -rf $DIR_ETC/* $DIR_UPDATE/etc/
# particularité des versions
# si version <= 2.0
if [ $MAJ_RUNNING_VERSION -lt 2 ] || ([ $MAJ_RUNNING_VERSION -eq 2 ] && [ $MIN_RUNNING_VERSION -eq 0 ])
then
rm -f $DIR_UPDATE/etc/alcasar-dns-name # changement de format
rm -f $DIR_UPDATE/etc/alcasar-macallowed # ajout d'un commentaire par @MAC
rm -rf $DIR_UPDATE/etc/digest # hostname=alcasar
if [ -e $DIR_UPDATE/etc/alcasar-uamallowed ]; then
uamallowed=`cat $DIR_UPDATE/etc/alcasar-uamallowed`
if [ $uamallowed == "uamallowed=\"\"" ]
then rm -f $DIR_UPDATE/etc/alcasar-uamallowed # un uamallowed 'vide' perturbe coova
fi
fi
if [ -e $DIR_UPDATE/etc/alcasar-uamdomain ]; then
uamdomain=`cat $DIR_UPDATE/etc/alcasar-uamdomain`
if [ $uamdomain == "uamdomain=\"\"" ]
then rm -f $DIR_UPDATE/etc/alcasar-uamdomain # un uamdomain 'vide' perturbe coova
fi
fi
else
# si version >= 2.1 : sauvegarde des certificats (serveur et CA)
mkdir $DIR_UPDATE/pki/
cert_date=`/usr/bin/openssl x509 -noout -in /etc/pki/tls/certs/alcasar.crt -dates|grep After|cut -d"=" -f2`
cp -f /etc/pki/tls/certs/alcasar.crt $DIR_UPDATE
cp -f /etc/pki/tls/private/alcasar.key $DIR_UPDATE
cp -f /etc/pki/CA/alcasar-ca.crt $DIR_UPDATE
cp -f /etc/pki/CA/private/alcasar-ca.key $DIR_UPDATE
if [ -e /etc/pki/tls/certs/server-chain.crt ]; then
cp -f /etc/pki/tls/certs/server-chain.crt $DIR_UPDATE
else
cp -f /etc/pki/tls/certs/alcasar.crt $DIR_UPDATE/server-chain.crt
fi
fi
# si version < 2.2
if [ $MAJ_RUNNING_VERSION -lt 2 ] || ([ $MAJ_RUNNING_VERSION -eq 2 ] && [ $MIN_RUNNING_VERSION -lt 2 ])
then
ORGANISM=`cat $DIR_WEB/intercept.php|grep '$organisme =' | cut -d"=" -f2|tr -d ";\" "` # Sauvegarde du nom d'organisme
rm -f $DIR_UPDATE/etc/alcasar-ethers # This file doesn't contain comments
rm -f $DIR_UPDATE/exceptionurllist # This file was not empty (comments)
# Create the initial conf file (doesn't exist in earlier versions)
cat <<EOF > $CONF_FILE
##########################################
## ##
## ALCASAR Parameters ##
## ##
##########################################
INSTALL_DATE=$DATE
VERSION=$RUNNING_VERSION
ORGANISM=$ORGANISM
EOF
PUBLIC_IP=`grep IPADDR /etc/sysconfig/network-scripts/ifcfg-$EXTIF|cut -d"=" -f2` # @ip du portail (côté Internet)
PUBLIC_NETMASK=`grep NETMASK /etc/sysconfig/network-scripts/ifcfg-$EXTIF|cut -d"=" -f2`
PUBLIC_PREFIX=`/bin/ipcalc -p $PUBLIC_IP $PUBLIC_NETMASK |cut -d"=" -f2` # prefixe du réseau (ex. 24)
PUBLIC_GATEWAY=`grep GATEWAY /etc/sysconfig/network-scripts/default-ifcfg-$EXTIF|cut -d"=" -f2`
DNS1=`grep DNS1 /etc/sysconfig/network-scripts/default-ifcfg-$EXTIF|cut -d"=" -f2` # @ip 1er DNS
DNS2=`grep DNS2 /etc/sysconfig/network-scripts/default-ifcfg-$EXTIF|cut -d"=" -f2` # @ip 2ème DNS
DNS1=${DNS1:=208.67.220.220}
DNS2=${DNS2:=208.67.222.222}
PRIVATE_IP=`grep IPADDR /etc/sysconfig/network-scripts/ifcfg-$INTIF|cut -d"=" -f2` # @ip du portail (côté LAN)
PRIVATE_NETMASK=`grep NETMASK /etc/sysconfig/network-scripts/ifcfg-$INTIF|cut -d"=" -f2`
private_network_calc
echo "PUBLIC_IP=$PUBLIC_IP/$PUBLIC_PREFIX" >> $CONF_FILE
echo "GW=$PUBLIC_GATEWAY" >> $CONF_FILE
echo "DNS1=$DNS1" >> $CONF_FILE
echo "DNS2=$DNS2" >> $CONF_FILE
echo "PRIVATE_IP=$PRIVATE_IP/$PRIVATE_PREFIX" >> $CONF_FILE
echo "DHCP=on" >> $CONF_FILE
if [ -r /var/run/sshd.pid ]; then
echo "SSH=on" >> $CONF_FILE
else
echo "SSH=off" >> $CONF_FILE
fi
echo "QOS=off" >> $CONF_FILE
echo "WEB_ANTIVIRUS=on" >> $CONF_FILE
if [ `grep ^ldap /etc/raddb/sites-available/alcasar | wc -l` -eq "0" ]; then
echo "LDAP=off" >> $CONF_FILE
else
echo "LDAP=on" >> $CONF_FILE
fi
PROTOCOLS_FILTERING=`grep ^PROTO_FILTERING /usr/local/bin/alcasar-iptables.sh | cut -d"=" -f2`
PROTOCOLS_FILTERING=${PROTOCOLS_FILTERING:="no"}
if [ $PROTOCOLS_FILTERING = "no" ]; then
echo "PROTOCOLS_FILTERING=off" >> $CONF_FILE
else
echo "PROTOCOLS_FILTERING=on" >> $CONF_FILE
fi
DNS_FILTERING=`grep ^reportinglevel /etc/dansguardian/dansguardian.conf | cut -d"=" -f2 | tr -d " "`
DNS_FILTERING=${DNS_FILTERING:="-1"}
if [ $DNS_FILTERING -eq "-1" ]; then
echo "DNS_FILTERING=off" >> $CONF_FILE
else
echo "DNS_FILTERING=on" >> $CONF_FILE
fi
cp $CONF_FILE $DIR_UPDATE/etc/
fi
# le paramêtre 'EXT_LAN_FILTERING' n'existe que depuis la V2.5
param_ext_lan_filtering=`grep EXT_LAN_FILTERING $DIR_UPDATE/etc/alcasar.conf|wc -l`
if [ $param_ext_lan_filtering -eq "0" ]; then
echo "EXT_LAN_FILTERING=off" >> $DIR_UPDATE/etc/alcasar.conf
fi
# le répertoire "ISO" est remplacé par "system_backup" suite à la suppression de "mondoarchive" (V2.5)
rm -rf /var/Save/ISO
# création de l'archive et copie dans le répertoire WEB associé
cd /tmp
tar -cf alcasar-conf.tar conf/
gzip -f alcasar-conf.tar
[ -d $DIR_SAVE ] && cp alcasar-conf.tar.gz $DIR_SAVE/$fichier
rm -rf $DIR_UPDATE
;;
--load|-load)
cd /tmp
tar -xf /tmp/alcasar-conf.tar.gz
# Récupération du logo
[ -e $DIR_UPDATE/organisme.png ] && cp -f $DIR_UPDATE/organisme.png $DIR_WEB/images/
chown apache:apache $DIR_WEB/images/organisme.png $DIR_WEB/intercept.php
# Récupération des certificats (CA et serveur)
[ -e $DIR_UPDATE/alcasar-ca.crt ] && cp -f $DIR_UPDATE/alcasar-ca.crt /etc/pki/CA/
[ -e $DIR_UPDATE/alcasar-ca.key ] && cp -f $DIR_UPDATE/alcasar-ca.key /etc/pki/CA/private/
[ -e $DIR_UPDATE/alcasar.crt ] && cp -f $DIR_UPDATE/alcasar.crt /etc/pki/tls/certs/
[ -e $DIR_UPDATE/alcasar.key ] && cp -f $DIR_UPDATE/alcasar.key /etc/pki/tls/private/
[ -e $DIR_UPDATE/server-chain.crt ] && cp -f $DIR_UPDATE/server-chain.crt /etc/pki/tls/certs/
chown -R root:apache /etc/pki
chmod -R 750 /etc/pki
# Import de la dernière base usagers
mysql -u$DB_USER -p$radiuspwd < `ls $DIR_UPDATE/radius*`
# Récupération des paramêtres locaux (fichier de conf, règles de filtrage, fichiers d'exception, comptes de gestion, etc.)
[ -d $DIR_UPDATE/etc ] && cp -rf $DIR_UPDATE/etc/* $DIR_ETC/
# Récupération des fichiers de Dansguardian
[ -e $DIR_UPDATE/exceptioniplist ] && cp -f $DIR_UPDATE/exceptioniplist /etc/dansguardian/lists/
[ -e $DIR_UPDATE/exceptionsitelist ] && cp -f $DIR_UPDATE/exceptionsitelist /etc/dansguardian/lists/
[ -e $DIR_UPDATE/bannedsitelist ] && cp -f $DIR_UPDATE/bannedsitelist /etc/dansguardian/lists/
[ -e $DIR_UPDATE/exceptionurllist ] && cp -f $DIR_UPDATE/exceptionurllist /etc/dansguardian/lists/
[ -e $DIR_UPDATE/bannedurllist ] && cp -f $DIR_UPDATE/bannedurllist /etc/dansguardian/lists/
[ -d $DIR_UPDATE/ossi ] && cp -rf $DIR_UPDATE/ossi /etc/dansguardian/lists/blacklists/
chown -R dansguardian:apache /etc/dansguardian/lists
chmod -R g+rw /etc/dansguardian/lists
# Start / Stop DNS/URL filtering
PARENT_SCRIPT=$0
export PARENT_SCRIPT
$DIR_SBIN/alcasar-bl.sh -reload
# Prise en compte des comptes de gestion (admin + manager + backup)
$DIR_SBIN/alcasar-profil.sh --list
# Start / Stop SSH Daemon
ssh_active=`grep SSH $CONF_FILE|cut -d"=" -f2`
if [ $ssh_active = "on" ]
then
/sbin/chkconfig --add sshd
else
/sbin/chkconfig --del sshd
fi
# Effacement du répertoire d'update
rm -rf $DIR_UPDATE
;;
--apply|-apply)
PTN="\b(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\/[012]?[0-9]\b"
PRIVATE_IP_MASK=`grep PRIVATE_IP $CONF_FILE|cut -d"=" -f2`
check=$(echo $PRIVATE_IP_MASK | egrep $PTN)
if [[ "$?" -ne 0 ]]
then
echo "Syntax error for PRIVATE_IP_MASK ($PRIVATE_IP_MASK)"
exit 0
fi
PUBLIC_IP_MASK=`grep PUBLIC_IP $CONF_FILE|cut -d"=" -f2`
check=$(echo $PUBLIC_IP_MASK | egrep $PTN)
if [[ "$?" -ne 0 ]]
then
echo "Syntax error for PUBLIC_IP_MASK ($PUBLIC_IP_MASK)"
exit 0
fi
PTN="\b(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\b"
PUBLIC_GATEWAY=`grep GW $CONF_FILE|cut -d"=" -f2`
check=$(echo $PUBLIC_GATEWAY | egrep $PTN)
if [[ "$?" -ne 0 ]]
then
echo "Syntax error for the Gateway IP ($PUBLIC_GATEWAY)"
exit 0
fi
DNS1=`grep DNS1 $CONF_FILE|cut -d"=" -f2`
check=$(echo $DNS1 | egrep $PTN)
if [[ "$?" -ne 0 ]]
then
echo "Syntax error for the IP address of the first DNS server ($DNS1)"
exit 0
fi
DNS2=`grep DNS2 $CONF_FILE|cut -d"=" -f2`
check=$(echo $DNS2 | egrep $PTN)
if [[ "$?" -ne 0 ]]
then
echo "Syntax error for the IP address of the second DNS server ($DNS2)"
exit 0
fi
PUBLIC_IP=`echo $PUBLIC_IP_MASK | cut -d"/" -f1`
PUBLIC_NETMASK=`/bin/ipcalc -m $PUBLIC_IP_MASK | cut -d"=" -f2`
PRIVATE_IP=`echo $PRIVATE_IP_MASK | cut -d"/" -f1`
PRIVATE_NETMASK=`/bin/ipcalc -m $PRIVATE_IP_MASK | cut -d"=" -f2`
private_network_calc
VERSION=`grep VERSION $CONF_FILE|cut -d"=" -f2`
INSTALL_DATE=`grep INSTALL_DATE $CONF_FILE|cut -d"=" -f2`
ORGANISME=`grep ORGANISM $CONF_FILE|cut -d"=" -f2`
# Logout everybody
$DIR_SBIN/alcasar-logout.sh all
# Services stop
for i in squid ntpd chilli httpd sshd network
do
[ -e /etc/init.d/$i ] && /etc/init.d/$i stop && killall $i 2>/dev/null
done
# /etc/hosts
cat <<EOF > /etc/hosts
127.0.0.1 localhost
$PRIVATE_IP $HOSTNAME
EOF
# Ext Network Card config
$SED "s?^IPADDR=.*?IPADDR=$PUBLIC_IP?" /etc/sysconfig/network-scripts/ifcfg-$EXTIF
$SED "s?^NETMASK=.*?NETMASK=$PUBLIC_NETMASK?" /etc/sysconfig/network-scripts/ifcfg-$EXTIF
$SED "s?^GATEWAY=.*?GATEWAY=$PUBLIC_GATEWAY?" /etc/sysconfig/network-scripts/ifcfg-$EXTIF
# NTP server
$SED "/127.0.0.1/!s?^restrict.*?restrict $PRIVATE_NETWORK mask $PRIVATE_NETMASK nomodify notrap?g" /etc/ntp.conf
# host.allow
cat <<EOF > /etc/hosts.allow
ALL: LOCAL, 127.0.0.1, localhost, $PRIVATE_IP
sshd: ALL
ntpd: $PRIVATE_NETWORK_SHORT
EOF
# Alcasar Control Center
echo "$VERSION du $INSTALL_DATE" > /var/www/html/VERSION; chown apache:apache /var/www/html/VERSION
$SED "s?^Listen.*?Listen $PRIVATE_IP:80?g" /etc/httpd/conf/httpd.conf
FIC_MOD_SSL=`find /etc/httpd/modules.d/ -type f -name *mod_ssl.conf`
$SED "s?^Listen.*?Listen $PRIVATE_IP:443?g" $FIC_MOD_SSL
$SED "/127.0.0.1/!s?Allow from .*?Allow from $PRIVATE_NETWORK_MASK?g" /etc/httpd/conf/webapps.d/alcasar.conf
# Dialup_Admin
$SED "s?^nas1_name:.*?nas1_name: alcasar-$ORGANISME?g" /etc/freeradius-web/naslist.conf
$SED "s?^nas1_ip:.*?nas1_ip: $PRIVATE_IP?g" /etc/freeradius-web/naslist.conf
# coova
$SED "s?ifconfig.*?ifconfig \$HS_LANIF $PRIVATE_IP?g" /etc/init.d/chilli
$SED "s?^net.*?net\t\t$PRIVATE_NETWORK_MASK?g" /etc/chilli.conf
$SED "s?^dynip.*?dynip\t\t$PRIVATE_NETWORK_MASK?g" /etc/chilli.conf
$SED "s?^statip.*?#statip?g" /etc/chilli.conf
$SED "s?^dns1.*?dns1\t\t$PRIVATE_IP?g" /etc/chilli.conf
$SED "s?^dns2.*?dns2\t\t$PRIVATE_IP?g" /etc/chilli.conf
$SED "s?^uamlisten.*?uamlisten\t$PRIVATE_IP?g" /etc/chilli.conf
$SED "s?^\$organisme = .*?\$organisme = \"$ORGANISME\";?g" /var/www/html/intercept.php /var/www/html/status.php
# awstat
$SED "s?^HostAliases=.*?HostAliases=\"$PRIVATE_IP\"?g" /etc/awstats/awstats.conf
# dnsmasq
$SED "/127.0.0.1/!s?^listen-address=.*?listen-address=$PRIVATE_IP?g" /etc/dnsmasq.conf /etc/dnsmasq-blackhole.conf
for i in /etc/dnsmasq.conf /etc/dnsmasq-blackhole.conf
do
$SED "/^server=/d" $i
echo "server=$DNS1" >> $i
echo "server=$DNS2" >> $i
done
$SED "s?^dhcp-range=.*?dhcp-range=$PRIVATE_FIRST_IP,$PRIVATE_LAST_IP,$PRIVATE_NETMASK,12h?g" /etc/dnsmasq.conf
$SED "s?^dhcp-option=option:router.*?dhcp-option=option:router,$PRIVATE_IP?g" /etc/dnsmasq.conf
# DG + BL
$SED "s?^IP_RETOUR=.*?IP_RETOUR=\"$PRIVATE_IP\"?g" $DIR_SBIN/alcasar-bl.sh
$SED "s?^filterip.*?filterip = $PRIVATE_IP?g" /etc/dansguardian/dansguardian.conf
# Watchdog
$SED "s?^PRIVATE_IP=.*?PRIVATE_IP=\"$PRIVATE_IP\"?g" $DIR_BIN/alcasar-watchdog.sh
# SSHD
$SED "s?^#ListenAddress 0\.0\.0\.0?ListenAddress $PRIVATE_IP?g" /etc/ssh/sshd_config
$SED "/^ListenAddress $PRIVATE_IP/a\ListenAddress $PUBLIC_IP" /etc/ssh/sshd_config
# Prompts
$SED "s?^ORGANISME.*?ORGANISME=$ORGANISME?g" /etc/bashrc
# sudoers
$SED "s?^Host_Alias.*?Host_Alias LAN_ORG=$PRIVATE_NETWORK/$PRIVATE_NETMASK,localhost #réseau de l'organisme?g" /etc/sudoers
# Services start
for i in network squid ntpd chilli httpd
do
[ -e /etc/init.d/$i ] && /etc/init.d/$i start 2>/dev/null
done
# Start / Stop SSH Daemon
ssh_active=`grep SSH $CONF_FILE|cut -d"=" -f2`
if [ $ssh_active = "on" ]
then
/sbin/chkconfig --add sshd
/etc/init.d/sshd start
else
/sbin/chkconfig --del sshd
fi
# Reload BL (restart DG, dnsmasq & iptables)
$DIR_SBIN/alcasar-bl.sh -reload
;;
*)
echo "Argument inconnu :$1";
echo "$usage"
exit 1
;;
esac