++ 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=2779fd48-8959-44b1-af7b-e4fce90766b4
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:c7:3f:34
+ echo 2779fd48-8959-44b1-af7b-e4fce90766b4
+ echo fa:16:3e:c7:3f:34