++ 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=da960068-79a5-4429-b5ae-cc37c2f8fc42
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:78:d7:95
+ echo da960068-79a5-4429-b5ae-cc37c2f8fc42
+ echo fa:16:3e:78:d7:95