++ 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=fbbb82f7-bcd0-4f81-8bc8-aea819f91c41
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:cf:1d:f5
+ echo fbbb82f7-bcd0-4f81-8bc8-aea819f91c41
+ echo fa:16:3e:cf:1d:f5