++ 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=b2a02ac7-6823-4af7-85ce-c4c48a970d88
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:e5:b6:e6
+ echo b2a02ac7-6823-4af7-85ce-c4c48a970d88
+ echo fa:16:3e:e5:b6:e6