++ 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=af581540-7738-4d99-8f22-6193d19c4727
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:b5:7b:53
+ echo af581540-7738-4d99-8f22-6193d19c4727
+ echo fa:16:3e:b5:7b:53