++ 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=52030c16-bea2-433a-922e-e53573d0093b
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:6d:94:48
+ echo 52030c16-bea2-433a-922e-e53573d0093b
+ echo fa:16:3e:6d:94:48