Both nodes:
cat << 'EOL'>/usr/local/bin/crm_e-mail.sh #!/bin/bash echo "Please check your installation @ http://domain.com.com:2224 & http://domain.com.com/clustermon.html" | mail -s "Cluster Change Detected" sysalert@domain.com EOL
chmod 700 /usr/local/bin/crm_e-mail.sh chown root.root /usr/local/bin/crm_e-mail.sh
One Node :
pcs resource create ClusterMon-SMTP ClusterMon user=root \ update=10 extra_options="-E /usr/local/bin/crm_e-mail.sh --watch-fencing" \ pidfile=/var/run/crm_mon-smtp.pid clone
pcs resource delete ClusterMon-SMTP