++ 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=f606a578-bd8d-4c50-a1f5-108af31edf9a
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:a3:d9:e1
+ echo f606a578-bd8d-4c50-a1f5-108af31edf9a
+ echo fa:16:3e:a3:d9:e1