++ 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=ca256e92-3c56-44d0-8816-8143423f82fc
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ff:b9:75
+ echo ca256e92-3c56-44d0-8816-8143423f82fc
+ echo fa:16:3e:ff:b9:75