++ 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=852a4ab6-60cb-4745-958a-f60092772859
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:70:7b:75
+ echo 852a4ab6-60cb-4745-958a-f60092772859
+ echo fa:16:3e:70:7b:75