++ 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=ce7aab4b-726a-4b1d-a373-22a5c0e1ee76
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ad:4e:f3
+ echo ce7aab4b-726a-4b1d-a373-22a5c0e1ee76
+ echo fa:16:3e:ad:4e:f3