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tom.houday |
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#!/bin/bash
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franck |
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# $Id: alcasar-dhcp.sh 2708 2019-03-05 23:17:43Z tom.houdayer $
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richard |
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# alcasar-dhcp.sh
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franck |
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richard |
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# by Rexy
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# This script is distributed under the Gnu General Public License (GPL)
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# active ou desactive le service DHCP sur le réseau de consultation
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# enable or disable the DHCP service on consultation LAN
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SED="/bin/sed -i"
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richard |
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CHILLI_CONF_FILE="/etc/chilli.conf"
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richard |
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ALCASAR_CONF_FILE="/usr/local/etc/alcasar.conf"
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richard |
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# define DHCP parameters (LAN side)
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tom.houday |
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PRIVATE_IP_MASK=`grep ^PRIVATE_IP= $ALCASAR_CONF_FILE|cut -d"=" -f2`
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richard |
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PRIVATE_IP=`echo $PRIVATE_IP_MASK | cut -d"/" -f1`
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PRIVATE_NETMASK=`/bin/ipcalc -m $PRIVATE_IP_MASK | cut -d"=" -f2`
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richard |
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PRIVATE_NETWORK=`/bin/ipcalc -n $PRIVATE_IP $PRIVATE_NETMASK| cut -d"=" -f2`
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richard |
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PRIVATE_PREFIX=`/bin/ipcalc -p $PRIVATE_IP $PRIVATE_NETMASK |cut -d"=" -f2`
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tom.houday |
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PRIVATE_NETWORK_MASK="$PRIVATE_NETWORK/$PRIVATE_PREFIX" # ie.: 192.168.182.0/24
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EXT_DHCP_IP=`grep ^EXT_DHCP_IP= $ALCASAR_CONF_FILE|cut -d"=" -f2` # Adresse du serveur DHCP externe
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RELAY_DHCP_IP=`grep ^RELAY_DHCP_IP= $ALCASAR_CONF_FILE|cut -d"=" -f2` # Adresse de l'agent Relay : IP interne (défaut 192.168.182.1) dans le cas de DHCP dans le LAN de consultation
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RELAY_DHCP_IP=${RELAY_DHCP_IP:=$PRIVATE_IP} # IP externe (défaut x.y.z.t) dans le cas de DHCP du côté WAN
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RELAY_DHCP_PORT=`grep ^RELAY_DHCP_PORT= $ALCASAR_CONF_FILE|cut -d"=" -f2` # Port de redirection vers le relay DHCP : 67 par défaut
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franck |
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RELAY_DHCP_PORT=${RELAY_DHCP_PORT:=67}
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richard |
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raphael.pi |
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usage="Usage: alcasar-dhcp.sh {--on | -on} | {--off | -off} "
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richard |
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nb_args=$#
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args=$1
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if [ $nb_args -eq 0 ]
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then
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echo "$usage"
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exit 1
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fi
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case $args in
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richard |
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-\? | -h | --h)
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richard |
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echo "$usage"
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exit 0
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;;
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--off|-off) # disable DHCP service
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tom.houday |
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$SED "s?^DHCP=.*?DHCP=off?g" $ALCASAR_CONF_FILE
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richard |
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$SED "s?.*statip.*?statip\t\t$PRIVATE_NETWORK_MASK?g" $CHILLI_CONF_FILE
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richard |
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$SED "s?^#nodynip.*?nodynip?g" $CHILLI_CONF_FILE
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tom.houday |
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$SED "s@^#\?dynip.*@#dynip@g" $CHILLI_CONF_FILE
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if [ -n "$EXT_DHCP_IP" ] && [ "$EXT_DHCP_IP" != "none" ]
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franck |
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then
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tom.houday |
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$SED "s?.*dhcpgateway\s.*?dhcpgateway\t$EXT_DHCP_IP?g" $CHILLI_CONF_FILE
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$SED "s?.*dhcprelayagent.*?dhcprelayagent\t$RELAY_DHCP_IP?g" $CHILLI_CONF_FILE
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$SED "s?.*dhcpgatewayport.*?dhcpgatewayport\t$RELAY_DHCP_PORT?g" $CHILLI_CONF_FILE
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franck |
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else
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tom.houday |
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$SED "s?.*dhcpgateway\s.*?#dhcpgateway\t\t$EXT_DHCP_IP?g" $CHILLI_CONF_FILE
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tom.houday |
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$SED "s?.*dhcprelayagent.*?#dhcprelayagent\t\t$RELAY_DHCP_IP?g" $CHILLI_CONF_FILE
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$SED "s?.*dhcpgatewayport.*?#dhcpgatewayport\t\t$RELAY_DHCP_PORT?g" $CHILLI_CONF_FILE
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franck |
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fi
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richard |
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/usr/bin/systemctl restart chilli
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richard |
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;;
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richard |
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--on|-on) # enable DHCP service on all range of IP addresses
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tom.houday |
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$SED "s?^DHCP=.*?DHCP=on?g" $ALCASAR_CONF_FILE
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$SED "s?^RELAY_DHCP_IP=.*?RELAY_DHCP_IP=$RELAY_DHCP_IP?g" $ALCASAR_CONF_FILE
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$SED "s?^RELAY_DHCP_PORT=.*?RELAY_DHCP_PORT=$RELAY_DHCP_PORT?g" $ALCASAR_CONF_FILE
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richard |
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$SED "s?^.*statip.*?#statip?g" $CHILLI_CONF_FILE
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richard |
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$SED "s?^nodynip.*?#nodynip?g" $CHILLI_CONF_FILE
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tom.houday |
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$SED "s@^#\?dynip.*@dynip\t\t$PRIVATE_NETWORK_MASK@g" $CHILLI_CONF_FILE
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$SED "s?^dhcpgateway\s.*?#dhcpgateway\t$EXT_DHCP_IP?g" $CHILLI_CONF_FILE
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$SED "s?^dhcprelayagent.*?#dhcprelayagent\t$RELAY_DHCP_IP?g" $CHILLI_CONF_FILE
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$SED "s?^dhcpgatewayport.*?#dhcpgatewayport\t$RELAY_DHCP_PORT?g" $CHILLI_CONF_FILE
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richard |
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/usr/bin/systemctl restart chilli
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richard |
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;;
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richard |
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*)
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echo "Argument inconnu :$1";
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echo "$usage"
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exit 1
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;;
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esac
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