++ 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=4a744d00-7775-4dc5-a631-c8486fb456dd
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ea:52:21
+ echo 4a744d00-7775-4dc5-a631-c8486fb456dd
+ echo fa:16:3e:ea:52:21