++ 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=452e0c78-fef8-4d79-9abc-adff3b29fe32
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:09:f7:66
+ echo 452e0c78-fef8-4d79-9abc-adff3b29fe32
+ echo fa:16:3e:09:f7:66