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#!/bin/sh
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#!/bin/sh
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#  $Id: alcasar.sh 472 2011-02-02 23:01:55Z richard $
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#  $Id: alcasar.sh 476 2011-02-06 20:31:31Z richard $
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# alcasar.sh
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# alcasar.sh
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# by Franck BOUIJOUX, Pascal LEVANT and Richard REY
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# by Franck BOUIJOUX, Pascal LEVANT and Richard REY
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# This script is distributed under the Gnu General Public License (GPL)
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# This script is distributed under the Gnu General Public License (GPL)
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	then
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	then
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	      userdel -r havp
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	      userdel -r havp
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	fi
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	fi
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	groupadd -f havp
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	groupadd -f havp
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	useradd -g havp havp
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	useradd -g havp havp
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# création de la partition de stockage temporaire (100Mo)
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# création de la zone de travail temporaire (50Mo) en mémoire
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	dd if=/dev/zero of=/tmp/havp-disk bs=1024k count=30
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	mkdir -p /var/tmp/havp /var/log/havp
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	mkfs.ext4 -qF /tmp/havp-disk
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	chown -R havp /var/tmp/havp /var/log/havp /var/run/havp
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	echo "# Entry for havp tmp files scan partition" >> /etc/fstab
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	echo "# Entry for havp tmp files scan partition" >> /etc/fstab
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	echo "/tmp/havp-disk /var/tmp/havp ext4 loop,mand,noatime,async" >> /etc/fstab
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	echo "tmpfs /var/tmp/havp tmpfs mand,noatime,size=50m,nosuid,noexec 0 0" >> /etc/fstab
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	$SED "/$HAVP_BIN -c $HAVP_CONFIG/i chown -R havp:havp \/var\/tmp\/havp" /etc/init.d/havp
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	$SED "/$HAVP_BIN -c $HAVP_CONFIG/i chown -R havp:havp \/var\/tmp\/havp" /etc/init.d/havp
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	mkdir -p /var/tmp/havp /var/log/havp
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	chown -R havp /var/log/havp /var/run/havp
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# configuration d'HAVP
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# configuration d'HAVP
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	[ -e /etc/havp/havp.config.default ] || cp /etc/havp/havp.config /etc/havp/havp.config.default
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	[ -e /etc/havp/havp.config.default ] || cp /etc/havp/havp.config /etc/havp/havp.config.default
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	$SED "/^REMOVETHISLINE/d" /etc/havp/havp.config
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	$SED "/^REMOVETHISLINE/d" /etc/havp/havp.config
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	$SED "s?^# PARENTPROXY.*?PARENTPROXY 127.0.0.1?g" /etc/havp/havp.config
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	$SED "s?^# PARENTPROXY.*?PARENTPROXY 127.0.0.1?g" /etc/havp/havp.config
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	$SED "s?^# PARENTPORT.*?PARENTPORT 3128?g" /etc/havp/havp.config
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	$SED "s?^# PARENTPORT.*?PARENTPORT 3128?g" /etc/havp/havp.config
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##################################################################################
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##################################################################################
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##				Fonction firewall				##
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##				Fonction firewall				##
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## - adaptation des scripts du parefeu						##
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## - adaptation des scripts du parefeu						##
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## - mise en place des règles et sauvegarde pour un lancement automatique	##
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## - mise en place des règles et sauvegarde pour un lancement automatique	##
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## - configuration Ulogd							##
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##################################################################################
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##################################################################################
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firewall ()
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firewall ()
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{
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{
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	$SED "s?^EXTIF=.*?EXTIF=\"$EXTIF\"?g" $DIR_DEST_BIN/alcasar-iptables.sh  $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^EXTIF=.*?EXTIF=\"$EXTIF\"?g" $DIR_DEST_BIN/alcasar-iptables.sh  $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^INTIF=.*?INTIF=\"$INTIF\"?g" $DIR_DEST_BIN/alcasar-iptables.sh  $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^INTIF=.*?INTIF=\"$INTIF\"?g" $DIR_DEST_BIN/alcasar-iptables.sh  $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^PRIVATE_NETWORK_MASK=.*?PRIVATE_NETWORK_MASK=\"$PRIVATE_NETWORK_MASK\"?g" $DIR_DEST_BIN/alcasar-iptables.sh  $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^PRIVATE_NETWORK_MASK=.*?PRIVATE_NETWORK_MASK=\"$PRIVATE_NETWORK_MASK\"?g" $DIR_DEST_BIN/alcasar-iptables.sh  $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^PRIVATE_IP=.*?PRIVATE_IP=\"$PRIVATE_IP\"?g" $DIR_DEST_BIN/alcasar-iptables.sh $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	$SED "s?^PRIVATE_IP=.*?PRIVATE_IP=\"$PRIVATE_IP\"?g" $DIR_DEST_BIN/alcasar-iptables.sh $DIR_DEST_BIN/alcasar-iptables-bypass.sh
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	chmod o+r $DIR_DEST_BIN/alcasar-iptables.sh #lecture possible pour apache (interface php du filtrage réseau)
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	chmod o+r $DIR_DEST_BIN/alcasar-iptables.sh #lecture possible pour apache (interface php du filtrage réseau)
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	[ -d /var/log/firewall ] || mkdir -p /var/log/firewall
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	[ -e /var/log/firewall/firewall.log ] || touch /var/log/firewall/firewall.log
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	chown -R root:apache /var/log/firewall
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	chmod 750 /var/log/firewall
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	chmod 640 /var/log/firewall/firewall.log
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 	$SED "s?^file=\"/var/log/ulogd.syslogemu\"?file=\"/var/log/firewall/firewall.log\"?g" /etc/ulogd.conf
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# création du fichier d'exception au filtrage
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# création du fichier d'exception au filtrage
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	touch /usr/local/etc/alcasar-filter-exceptions
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	touch /usr/local/etc/alcasar-filter-exceptions
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	sh $DIR_DEST_BIN/alcasar-iptables.sh
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	sh $DIR_DEST_BIN/alcasar-iptables.sh
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}  # End of firewall ()
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}  # End of firewall ()
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##################################################################################
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##################################################################################
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##			param_ulogd function					##
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## - Ulog config for multi-log files 						##
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##################################################################################
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param_ulogd ()
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{
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# Three instances of ulogd (three different logfiles)
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	[ -d /var/log/firewall ] || mkdir -p /var/log/firewall
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	[ -e /var/log/firewall/tracability.log ] || touch /var/log/firewall/tracability.log
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	[ -e /var/log/firewall/ssh.log ] || touch /var/log/firewall/ssh.log
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	[ -e /var/log/firewall/ext-access.log ] || touch /var/log/firewall/ext-access.log
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	chown -R root:apache /var/log/firewall
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	chmod 750 /var/log/firewall
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	chmod 640 /var/log/firewall/*
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	cat <<EOF > /etc/ulogd-tracability.conf
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# ulogd configuration for ALCASAR
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[global]
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nlgroup=1
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logfile="/var/log/ulogd.log"
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loglevel=5
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rmem=131071
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bufsize=150000
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plugin="/usr/lib/ulogd/ulogd_BASE.so"
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plugin="/usr/lib/ulogd/ulogd_LOGEMU.so"
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[LOGEMU]
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file="/var/log/firewall/tracability.log"
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sync=1
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EOF
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 	cp -f /etc/ulogd-tracability.conf /etc/ulogd-ssh.conf
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	$SED "s?^nlgroup=.*?nlgroup=2?g" /etc/ulogd-ssh.conf
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	$SED "s?^file=\"/var/log/firewall/.*?file=\"/var/log/firewall/ssh.log\"?g" /etc/ulogd-ssh.conf
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 	cp -f /etc/ulogd-tracability.conf /etc/ulogd-ext-access.conf
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	$SED "s?^nlgroup=.*?nlgroup=3?g" /etc/ulogd-ext-access.conf
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	$SED "s?^file=\"/var/log/firewall/.*?file=\"/var/log/firewall/ext-access.log\"?g" /etc/ulogd-ext-access.conf
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	[ -e /etc/init.d/ulogd.default ] || cp /etc/init.d/ulogd /etc/init.d/ulogd.default
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	cp -f $DIR_CONF/ulogd-init /etc/init.d/ulogd
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}  # End of param_ulogd ()
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##################################################################################
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##				Fonction param_awstats				##
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##				Fonction param_awstats				##
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## - configuration de l'interface des logs de consultation WEB (AWSTAT)		##
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## - configuration de l'interface des logs de consultation WEB (AWSTAT)		##
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##################################################################################
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##################################################################################
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param_awstats()
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param_awstats()
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{
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{
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			hostname `cat $DIR_CONF/hostname`
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			hostname `cat $DIR_CONF/hostname`
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			mode="update"
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			mode="update"
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		else
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		else
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			mode="install"
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			mode="install"
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		fi
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		fi
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		for func in init network gestion AC init_db param_radius param_web_radius param_chilli param_squid param_dansguardian antivirus firewall param_awstats param_dnsmasq BL cron post_install
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		for func in init network gestion AC init_db param_radius param_web_radius param_chilli param_squid param_dansguardian antivirus firewall param_ulogd param_awstats param_dnsmasq BL cron post_install
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		do
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		do
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			$func
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			$func
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 # echo "*** 'debug' : end of function $func ***"; read a
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 # echo "*** 'debug' : end of function $func ***"; read a
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		done
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		done