[all] localhost ansible_become=True infra1 ansible_host=10.100.100.2 ansible_become=True ansible_user=root openstack1 ansible_host=10.100.100.3 ansible_become=True ansible_user=root [all_containers] infra1 openstack1 [rabbitmq_all] infra1 [galera_all] infra1 [memcached_all] infra1 [utility_all] openstack1 [service_all:children] rabbitmq_all galera_all memcached_all [keystone_all] openstack1 [trove_api] openstack1 [trove_conductor] openstack1 [trove_taskmanager] openstack1 [trove_all:children] trove_api trove_conductor trove_taskmanager