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2260 tom.houday 1 
#!/bin/bash
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#
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# $Id: alcasar-importcert.sh 2813 2020-04-26 21:26:32Z rexy $
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#
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# alcasar-importcert.sh
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# by Raphaël, Hugo, Clément, Bettyna & rexy
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#
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# This script is distributed under the Gnu General Public License (GPL)
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#
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# Script permettant
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# - d'importer des certificats sur Alcasar
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# - de revenir au certificat par default
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#
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# This script allows
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# - to import a certificate in Alcasar
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# - to go back to the default certificate
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SED="/bin/sed -ri"
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DIR_CERT="/etc/pki/tls"
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CONF_FILE="/usr/local/etc/alcasar.conf"
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PRIVATE_IP_MASK=`grep ^PRIVATE_IP= $CONF_FILE|cut -d"=" -f2`
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PRIVATE_IP=`echo $PRIVATE_IP_MASK | cut -d"/" -f1`
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usage="Usage: alcasar-importcert.sh -i /path/to/certificate.crt -k /path/to/privatekey.key [-c /path/to/serverchain.crt]\n       alcasar-importcert.sh -d (restore default certificate)"
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nb_args=$#
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arg1=$1
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function defaultCert()
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{
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	mv -f $DIR_CERT/certs/alcasar.crt.old $DIR_CERT/certs/alcasar.crt
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	mv -f $DIR_CERT/private/alcasar.key.old $DIR_CERT/private/alcasar.key
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	if [ -f $DIR_CERT/certs/server-chain.pem.old ]
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	then
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		mv $DIR_CERT/certs/server-chain.pem.old $DIR_CERT/certs/server-chain.pem
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	fi
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	(cat $DIR_CERT/private/alcasar.key; echo; cat $DIR_CERT/certs/alcasar.crt) > $DIR_CERT/private/alcasar.pem
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	chown root:apache $DIR_CERT/private/alcasar.pem
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	chmod 750 $DIR_CERT/private/alcasar.pem
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}
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function domainName() # change the domain name in the conf files
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{
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	fqdn=$(openssl x509 -noout -subject -nameopt multiline -in $DIR_CERT/certs/alcasar.crt | grep commonName|cut -d"=" -f2|tr -d ' ')
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	#check if there is a wildcard in $fqdn
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	if [[ $fqdn == *"*"* ]];
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	then
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		hostname="alcasar"
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		fqdn=${fqdn/"*"/$hostname}
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	else
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		hostname=$(echo $fqdn | cut -d'.' -f1)
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	fi
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	domain=$(echo $fqdn | cut -d'.' -f2-)
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	echo "fqdn=$fqdn hostname=$hostname domain=$domain"
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	#check fqdn format
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	if [[ "$fqdn" != "" && "$domain" != "" ]]; then
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		$SED "s/^HOSTNAME=.*/HOSTNAME=$hostname/g" /usr/local/etc/alcasar.conf
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		$SED "s/^DOMAIN=.*/DOMAIN=$domain/g" /usr/local/etc/alcasar.conf
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#		/usr/local/bin/alcasar-conf.sh --apply
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	fi
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}
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function certImport()
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{
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	if [ ! -f "$DIR_CERT/certs/alcasar.crt.old" ]
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	then
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		echo "Backup of old cert (alcasar.crt)"
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		mv $DIR_CERT/certs/alcasar.crt $DIR_CERT/certs/alcasar.crt.old
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	fi
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	if [ ! -f "$DIR_CERT/private/alcasar.key.old" ]
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	then
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		echo "Backup of old private key (alcasar.key)"
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		mv $DIR_CERT/private/alcasar.key $DIR_CERT/private/alcasar.key.old
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	fi
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	cp $cert $DIR_CERT/certs/alcasar.crt
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	cp $key $DIR_CERT/private/alcasar.key
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	(cat $DIR_CERT/private/alcasar.key; echo; cat $DIR_CERT/certs/alcasar.crt) > $DIR_CERT/private/alcasar.pem
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	chown root:apache $DIR_CERT/certs/alcasar.crt
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	chown root:apache $DIR_CERT/private/alcasar.key
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	chown root:apache $DIR_CERT/private/alcasar.pem
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	chmod 750 $DIR_CERT/certs/alcasar.crt
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	chmod 750 $DIR_CERT/private/alcasar.key
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	chmod 750 $DIR_CERT/private/alcasar.pem
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	if [ "$sc" != "" ]
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	then
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		echo "cert-chain exists"
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		if [ ! -f "$DIR_CERT/certs/server-chain.pem.old" ]
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		then
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			echo "Backup of old cert-chain (server-chain.pem)"
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			mv $DIR_CERT/certs/server-chain.pem $DIR_CERT/certs/server-chain.pem.old
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		fi
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		cp $sc $DIR_CERT/certs/server-chain.pem
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		chown root:apache $DIR_CERT/certs/server-chain.pem
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		chmod 750 $DIR_CERT/certs/server-chain.pem
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	fi
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}
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if [ $nb_args -eq 0 ]
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then
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	echo -e "$usage"
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	exit 1
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fi
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case $arg1 in
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	-\? | -h* | --h*)
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		echo -e "$usage"
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		exit 0
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		;;
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	-i)
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		arg3=$3
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		arg5=$5
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		cert=$2
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		key=$4
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		sc=$6
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		if [ "$cert" == "" ] || [ "$key" == "" ]
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		then
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			echo -e "$usage"
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			exit 1
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		fi
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		if [ ! -f "$cert" ] || [ ! -f "$key" ]
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		then
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			echo "Certificate and/or private key not found"
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			exit 1
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		fi
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		if [ ${cert: -4} != ".crt" ] && [ ${cert: -4} != ".cer" ]
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		then
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			echo "Invalid certificate file"
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			exit 1
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		fi
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		if [ ${key: -4} != ".key" ]
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		then
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			echo "Invalid private key"
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			exit 1
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		fi
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		if [ "$arg5" != "-c" ] || [ -z "$sc" ]
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		then
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			echo "No server-chain given"
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			echo "Importing certificate $cert with private key $key"
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			sc=""
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		else
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			if [ ! -f "$sc" ]
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			then
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				echo "Server-chain certificate not found"
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				exit 1
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			fi
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			if [ ${sc: -4} != ".crt" ] && [ ${sc: -4} != ".cer" ] && [ ${sc: -4} != ".pem" ]
2261 tom.houday 152 
			then
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				echo "Invalid server-chain certificate file"
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				exit 1
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			fi
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			echo "Importing certificate $cert with private key $key and server-chain $sc"
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		fi
2813 rexy 158 
		certImport
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		domainName
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		;;
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	-d)
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		if [ -f "/etc/pki/tls/certs/alcasar.crt.old" -a -f "/etc/pki/tls/private/alcasar.key.old" ]
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		then
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			echo "Restoring default certificate"
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			defaultCert
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			domainName
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		else echo "No default cert found"
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		fi
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		;;
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	*)
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		echo -e "$usage"
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		;;
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esac