++ 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=eceebcfd-9e7b-47c9-9bf3-18afc2ae12c1
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:fe:62:f1
+ echo eceebcfd-9e7b-47c9-9bf3-18afc2ae12c1
+ echo fa:16:3e:fe:62:f1