++ hostname -s
+ HOSTNAME=instance
+ PORTNAME=octavia-health-manager-port-instance
++ openstack port show octavia-health-manager-port-instance -c id -f value
+ HM_PORT_ID=91e55108-1e9e-41fc-806c-4e8ceac4388a
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:bb:d9:c9
+ echo 91e55108-1e9e-41fc-806c-4e8ceac4388a
+ echo fa:16:3e:bb:d9:c9