series: bionic machines: '0': constraints: mem=3072M '1': '2': '3': applications: mysql: charm: cs:~openstack-charmers/percona-cluster num_units: 1 to: - '0' keystone: charm: cs:~openstack-charmers/keystone num_units: 1 options: openstack-origin: cloud:bionic-rocky to: - '1' barbican: series: bionic charm: ../../../barbican num_units: 1 options: openstack-origin: cloud:bionic-rocky debug: true to: - '2' rabbitmq-server: charm: cs:~openstack-charmers/rabbitmq-server num_units: 1 to: - '3' relations: - - mysql:shared-db - keystone:shared-db - - mysql:shared-db - barbican:shared-db - - keystone:identity-service - barbican:identity-service - - rabbitmq-server:amqp - barbican:amqp