http://openstack.redhat.com/Deploy_Heat_and_launch_your_first_Application
NO special config in Heat. If you want AWS::Cloudwatch::Alarm to use Ceilometer then you will need the following in /etc/heat/environment.d/default.yaml resource_registry: "AWS::CloudWatch::Alarm": "file:///etc/heat/templates/AWS_CloudWatch_Alarm.yaml"