[ -f /etc/sysconfig/elasticsearch ] && . /etc/sysconfig/elasticsearch

startElasticsearch() {
	if [ -x /bin/systemctl ] ; then
		/bin/systemctl start elasticsearch.service
	elif [ -x /etc/init.d/elasticsearch ] ; then
		/etc/init.d/elasticsearch start
	# older suse linux distributions do not ship with systemd
	# but do not have an /etc/init.d/ directory
	# this tries to start elasticsearch on these as well without failing this script
	elif [ -x /etc/rc.d/init.d/elasticsearch ] ; then
		/etc/rc.d/init.d/elasticsearch start
	fi
}

stopElasticsearch() {
	if [ -x /bin/systemctl ] ; then
		/bin/systemctl stop elasticsearch.service > /dev/null 2>&1 || :
	elif [ -x /etc/init.d/elasticsearch ] ; then
		/etc/init.d/elasticsearch stop
	elif [ -x /etc/rc.d/init.d/elasticsearch ] ; then
		/etc/rc.d/init.d/elasticsearch stop
	fi
}

# Initial installation: $1 == 1
# Upgrade: $1 == 2, and configured to restart on upgrade
if [ $1 -eq 1 ] ; then

    if [ -x /bin/systemctl ] ; then
        echo "### NOT starting on installation, please execute the following statements to configure elasticsearch to start automatically using systemd"
        echo " sudo /bin/systemctl daemon-reload"
        echo " sudo /bin/systemctl enable elasticsearch.service"
        echo "### You can start elasticsearch by executing"
        echo " sudo /bin/systemctl start elasticsearch.service"
        
        
    elif [ -x /sbin/chkconfig ] ; then
        echo "### NOT starting on installation, please execute the following statements to configure elasticsearch to start automatically using chkconfig"
        echo " sudo /sbin/chkconfig --add elasticsearch"
        echo "### You can start elasticsearch by executing"
        echo " sudo service elasticsearch start"
    fi

elif [ $1 -ge 2 -a "$RESTART_ON_UPGRADE" == "true" ] ; then
	stopElasticsearch
	startElasticsearch
fi