support passing `CEPH_PUBLIC_SUBNET` and `CEPH_CLUSTER_SUBNET`
environment variables.
Signed-off-by: Guillaume Abrioux <gabrioux@ibm.com>
MGRS = settings['mgr_vms']
PUBLIC_SUBNET = settings['public_subnet']
CLUSTER_SUBNET = settings['cluster_subnet']
+PUBLIC_SUBNET = ENV['CEPH_PUBLIC_SUBNET'] || settings['public_subnet']
+CLUSTER_SUBNET = ENV['CEPH_CLUSTER_SUBNET'] || settings['cluster_subnet']
BOX = ENV['CEPH_ANSIBLE_VAGRANT_BOX'] || settings['vagrant_box']
CLIENT_BOX = ENV['CEPH_ANSIBLE_VAGRANT_BOX'] || settings['client_vagrant_box'] || BOX
BOX_URL = ENV['CEPH_ANSIBLE_VAGRANT_BOX_URL'] || settings['vagrant_box_url']