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2601 tom.houday 1 
#!/bin/bash
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# $Id: alcasar-daemon.sh 2878 2020-11-01 21:48:35Z rexy $
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# alcasar-daemon.sh
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# by Franck BOUIJOUX & Rexy
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# This script is distributed under the Gnu General Public License (GPL)
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# Watchdog of Services
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# See /etc/cron.d/alcasar-daemon-watchdog for config the time
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conf_file="/usr/local/etc/alcasar.conf"
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SSH=`grep ^SSH= $conf_file|cut -d"=" -f2`				# sshd active (on/off)
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SSH=${SSH:=off}
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SMS=`grep ^SMS= $conf_file|cut -d"=" -f2`				# SMS active (on/off)
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SMS=${SMS:=off}
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LDAP=`grep ^LDAP= $conf_file|cut -d"=" -f2`				# ldap active (on/off)
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LDAP=${LDAP:=off}
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INTIF=`grep ^INTIF= $conf_file|cut -d"=" -f2`				# INTIF name
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EXTIF=`grep ^EXTIF= $conf_file|cut -d"=" -f2`				# EXTIF name
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SERVICES="mysqld lighttpd php-fpm ntpd unbound unbound-blacklist unbound-whitelist dnsmasq-whitelist unbound-blackhole radiusd nfcapd e2guardian clamav-daemon clamav-freshclam ulogd-ssh ulogd-traceability ulogd-ext-access chilli fail2ban sshd vnstat gammu-smsd"
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nb_available_srv=`echo $SERVICES|wc -w`
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function ServiceTest () {
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	service=$1
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	if [ $(/usr/bin/systemctl is-active $service) != "active" ]; then
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		logger -t alcasar-daemon -i "$service is inactive. Activation attempt"
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		echo "the $service service is disabled! trying to start it..."
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		if [ $service == 'gammu-smsd' ]; then
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			/usr/local/bin/alcasar-sms.sh --start
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		fi
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		if [ $service == 'sshd' ]; then
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			[ -s /etc/ssh/ssh_host_rsa_key ] || rm -f /etc/ssh/ssh_host_* # sometimes sshd doesn't initialise its keys
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		fi
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		/usr/bin/systemctl start $service.service
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	else
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		nb_srv=$((nb_srv+1))
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	fi
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}
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for NIC in $EXTIF $INTIF
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do
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	if [ `/usr/sbin/ip a show $NIC|grep DOWN|wc -l` -eq "1" ]
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	then
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		echo "The network interface card '$NIC' is down! Try to enable it"
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		/usr/sbin/ifup $NIC
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	fi
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done
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nb_srv=0
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for service in $SERVICES; do
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	if [ $service == 'sshd' ]; then
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		if [ $SSH != "ON" ] && [ $SSH != "on" ] && [ $SSH != "On" ]; then
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			nb_available_srv=$((nb_available_srv-1))
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			continue
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		fi
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	elif [ $service == 'gammu-smsd' ]; then
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		if [ $SMS != "ON" ] && [ $SMS != "on" ] && [ $SMS != "On" ]; then
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			nb_available_srv=$((nb_available_srv-1))
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			continue
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		fi
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	fi
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	ServiceTest $service
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done
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if [ $nb_available_srv -ne $nb_srv ]
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then
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	echo "Restart this script to know if all is ok"
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else
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	echo "$nb_srv services needed by ALCASAR are started."
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fi
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if [ `cat /proc/modules|grep -c ^ipt_NETFLOW` == 0 ]
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then
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	logger -t alcasar-daemon -i "ipt_netflow is inactive."
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	echo "The Log system is disabled! try to know why (modprobe ipt_NETFLOW)"
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else
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	echo "The Log system is active"
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fi
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if [ ! -e /etc/raddb/mods-enabled/ldap ]
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then
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	if [ $LDAP == "ON" ] || [ $LDAP == "on" ] || [ $LDAP == "On" ]
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	then
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		echo "Enabling LDAP..."
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		/usr/local/bin/alcasar-ldap.sh -on
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	fi
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fi
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