diff --git a/heartbeat/openstack-info.in b/heartbeat/openstack-info.in
index a3bab6443..95c95d28f 100755
--- a/heartbeat/openstack-info.in
+++ b/heartbeat/openstack-info.in
@@ -1,289 +1,290 @@
 #!/bin/sh
 #
 #
 # OCF resource agent to set attributes from Openstack instance details.
 # It records (in the CIB) various attributes of a node
 #
 # Copyright (c) 2018 Mathieu Grzybek
 #          All Rights Reserved.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of version 2 of the GNU General Public License as
 # published by the Free Software Foundation.
 #
 # This program is distributed in the hope that it would be useful, but
 # WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 #
 # Further, this software is distributed without any warranty that it is
 # free of the rightful claim of any third person regarding infringement
 # or the like. Any license provided herein, whether implied or
 # otherwise, applies only to this software file. Patent licenses, if
 # any, provided herein do not apply to combinations of this program with
 # other software, or any other product whatsoever.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write the Free Software Foundation,
 # Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
 #
 #######################################################################
 # Initialization:
 
 : ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
 . ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
 
 # Defaults
 OCF_RESKEY_pidfile_default="$HA_RSCTMP/OSInfo-${OCF_RESOURCE_HOSTNAME}"
 OCF_RESKEY_delay_default="0"
 OCF_RESKEY_clone_default="0"
 OCF_RESKEY_curlcli_default="/usr/bin/curl"
 OCF_RESKEY_openstackcli_default="/usr/bin/openstack"
 OCF_RESKEY_pythoncli_default="@PYTHON@"
 
 : ${OCF_RESKEY_curlcli=${OCF_RESKEY_curlcli_default}}
 : ${OCF_RESKEY_openstackcli=${OCF_RESKEY_openstackcli_default}}
 : ${OCF_RESKEY_pythoncli=${OCF_RESKEY_pythoncli_default}}
 : ${OCF_RESKEY_pidfile=${OCF_RESKEY_pidfile_default}}
 : ${OCF_RESKEY_delay=${OCF_RESKEY_delay_default}}
 : ${OCF_RESKEY_clone=${OCF_RESKEY_clone_default}}
 
 #######################################################################
 
 meta_data() {
 	cat <<END
 <?xml version="1.0"?>
 <!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
 <resource-agent name="openstack-info">
 <version>1.0</version>
 
 <longdesc lang="en">
 OCF resource agent to set attributes from Openstack instance details.
 It records (in the CIB) various attributes of a node.
 Sample output:
 	openstack_az      : nova
 	openstack_flavor  : c1.small
 	openstack_id      : 60ac4343-5828-49b1-8aac-7c69b1417f31
 	openstack_ports   : 7960d889-9750-4160-bf41-c69a41ad72d9:96530d18-57a3-4718-af32-30f2a74c22a2,b0e55a06-bd75-468d-8baa-22cfeb65799f:a55ae917-8016-4b1e-8ffa-04311b9dc7d6
 
 The layout of openstack_ports is a comma-separated list of tuples "subnet_id:port_id".
 </longdesc>
 <shortdesc lang="en">Records various node attributes in the CIB</shortdesc>
 
 <parameters>
 <parameter name="pidfile" unique="0">
 <longdesc lang="en">PID file</longdesc>
 <shortdesc lang="en">PID file</shortdesc>
 <content type="string" default="${OCF_RESKEY_pidfile_default}" />
 </parameter>
 <parameter name="delay" unique="0">
 <longdesc lang="en">Interval to allow values to stabilize</longdesc>
 <shortdesc lang="en">Dampening Delay</shortdesc>
 <content type="string" default="${OCF_RESKEY_delay_default}" />
 </parameter>
 
 <parameter name="openrc" required="1">
 <longdesc lang="en">
 Valid Openstack credentials as openrc file from api_access/openrc.
 </longdesc>
 <shortdesc lang="en">openrc file</shortdesc>
 <content type="string" />
 </parameter>
 
 <parameter name="curlcli">
 <longdesc lang="en">
 Path to command line cURL binary.
 </longdesc>
 <shortdesc lang="en">Path to cURL binary</shortdesc>
 <content type="string" default="${OCF_RESKEY_curlcli_default}" />
 </parameter>
 
 <parameter name="openstackcli">
 <longdesc lang="en">
 Path to command line tools for openstack.
 </longdesc>
 <shortdesc lang="en">Path to Openstack CLI tool</shortdesc>
 <content type="string" default="${OCF_RESKEY_openstackcli_default}" />
 </parameter>
 
 <parameter name="pythoncli">
 <longdesc lang="en">
 Path to command line Python interpreter.
 </longdesc>
 <shortdesc lang="en">Path to Python interpreter</shortdesc>
 <content type="string" default="${OCF_RESKEY_pythoncli_default}" />
 </parameter>
 
 </parameters>
 
 <actions>
 <action name="start"  timeout="20s" />
 <action name="stop" timeout="20s" />
 <action name="monitor" timeout="20s" interval="60s"/>
 <action name="meta-data" timeout="5s" />
 <action name="validate-all" timeout="20s" />
 </actions>
 </resource-agent>
 END
 }
 
 #######################################################################
 
 OSInfoStats() {
 	local result
 	local value
 	local node
 	local node_id
 
 	. $OCF_RESKEY_openrc
 
 	# Nova data: server ID
 	node_id=$($OCF_RESKEY_curlcli \
 		-s http://169.254.169.254/openstack/latest/meta_data.json |
 		$OCF_RESKEY_pythoncli -m json.tool |
 		grep -P '\"uuid\": \".*\",$' |
 		grep -P -o '[0-9a-f]{8}-([0-9a-f]{4}-){3}[0-9a-f]{12}')
 
 	if [ $? -ne 0 ] ; then
 		ocf_exit_reason "Cannot find server ID"
 		exit $OCF_ERR_GENERIC
 	fi
 
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_id -v "$node_id"
 
 	# Nova data: flavor
 	value=$($OCF_RESKEY_openstackcli server show \
 		--format value \
 		--column flavor \
 		$node_id)
 
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_flavor -v "$value"
 
 	# Nova data: availability zone
 	value=$($OCF_RESKEY_openstackcli server show \
 		--format value \
 		--column OS-EXT-AZ:availability_zone \
 		$node_id)
 
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_az -v "$value"
 
 	# Network data: ports
 	value=""
 	for port_id in $($OCF_RESKEY_openstackcli port list \
 		--format value \
 		--column id \
 		--server $node_id); do
 		subnet_id=$($OCF_RESKEY_openstackcli port show \
 			--format json \
 			--column fixed_ips \
 			${port_id} | grep -P '\"subnet_id\": \".*\",$' |
 			grep -P -o '[0-9a-f]{8}-([0-9a-f]{4}-){3}[0-9a-f]{12}')
 		value+="${subnet_id}:${port_id},"
 	done
 	value=$(echo ${value} | sed -e 's/,$//g')
 
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_ports -v "$value"
 
 	if [ ! -z "$OS_REGION_NAME" ] ; then
 		${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_region -v "$OS_REGION_NAME"
 	fi
 
 	if [ ! -z "$OS_TENANT_ID" ] ; then
 		${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_tenant_id -v "$OS_TENANT_ID"
 
 		if [ ! -z "$OS_TENANT_NAME" ] ; then
 			${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_tenant_name -v "$OS_TENANT_NAME"
 		fi
 	else
 		${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_project_id -v "$OS_PROJECT_ID"
 
 		if [ ! -z "$OS_PROJECT_NAME" ] ; then
 			${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -n openstack_project_name -v "$OS_PROJECT_NAME"
 		fi
 	fi
 
 }
 
 OSInfo_usage() {
 	cat <<END
 usage: $0 {start|stop|monitor|validate-all|meta-data}
 
 Expects to have a fully populated OCF RA-compliant environment set.
 END
 }
 
 OSInfo_start() {
 	echo $OCF_RESKEY_clone > $OCF_RESKEY_pidfile
 	OSInfoStats
 	exit $OCF_SUCCESS
 }
 
 OSInfo_stop() {
 	rm -f $OCF_RESKEY_pidfile
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_id
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_flavor
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_az
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_ports
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_region
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_tenant_id
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_tenant_name
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_project_id
 	${HA_SBIN_DIR}/attrd_updater ${OCF_RESKEY_delay} -D -n openstack_project_name
 	exit $OCF_SUCCESS
 }
 
 OSInfo_monitor() {
 	if [ -f "$OCF_RESKEY_pidfile" ] ; then
 		OSInfoStats
 		exit $OCF_RUNNING
 	fi
 	exit $OCF_NOT_RUNNING
 }
 
 OSInfo_validate() {
 	check_binary "$OCF_RESKEY_curlcli"
 	check_binary "$OCF_RESKEY_openstackcli"
 	check_binary "$OCF_RESKEY_pythoncli"
 
 	if [ -z "$OCF_RESKEY_openrc" ]; then
 		ocf_exit_reason "openrc parameter not set"
 		return $OCF_ERR_CONFIGURED
 	fi
 
 	if [ ! -f "$OCF_RESKEY_openrc" ] ; then
 		ocf_exit_reason "openrc file not found"
 		return $OCF_ERR_CONFIGURED
 	fi
 
 	return $OCF_SUCCESS
 }
 
 if [ $# -ne 1 ]; then
 	OSInfo_usage
 	exit $OCF_ERR_ARGS
 fi
 
 if [ x != x${OCF_RESKEY_delay} ]; then
 	OCF_RESKEY_delay="-d ${OCF_RESKEY_delay}"
 fi
 
 case $__OCF_ACTION in
 meta-data)	meta_data
 		exit $OCF_SUCCESS
 		;;
-start)		OSInfo_start
+start)		OSInfo_validate || exit $?
+		OSInfo_start
 		;;
 stop)		OSInfo_stop
 		;;
 monitor)	OSInfo_monitor
 		;;
 validate-all)	OSInfo_validate
 		;;
 usage|help)	OSInfo_usage
 		exit $OCF_SUCCESS
 		;;
 *)		OSInfo_usage
 		exit $OCF_ERR_UNIMPLEMENTED
 		;;
 esac
 
 exit $?