In current implementation is not easy to use ceilometer.
Watcher must query metrics from the Telemetry v2 API to allow an easiest integration with OpenStack components (especially devstack).
blueprint telemetry-integration
Change-Id: Ide515472f1d160925d9f4aabf48c96dea4f6bc05
--internalurl, --publicurl and --adminurl options are now
mandatory for creation of service endpoints into Keystone, by
using openstack CLI.
Change-Id: Ic5da04e20931de77e747a8bace8833a1850d9dae
Closes-Bug: #1515413