Cloned from launchpad blueprint https://blueprints.launchpad.net/ceilometer/+spec/viewing-cadf-audit-events. Description: The blueprints proposes Horizon dashboard support and Ceilometer CLIs to view and filter CADF audit events stored in the Ceilometer database. Specification URL (additional information): https://drive.google.com/file/d/0B6wARyYJHf0ZZ1lpRnVra1k2c2M/edit?usp=sharing