openstack overcloud deploy --templates ~/tripleo-heat-templates -e ~/docker_registry.yaml \
  --roles-file ~/tripleo-heat-templates/role_data_contrail.yaml \
  -e ~/tripleo-heat-templates/environments/docker.yaml \
  -e ~/tripleo-heat-templates/extraconfig/pre_deploy/rhel-registration/environment-rhel-registration.yaml \
  -e ~/tripleo-heat-templates/environments/contrail/contrail-net.yaml \
  -e ~/tripleo-heat-templates/environments/contrail/contrail-services.yaml