++ 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=1e7c7308-1266-4267-b44f-506cb983318d
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:6d:d3:ff
+ echo 1e7c7308-1266-4267-b44f-506cb983318d
+ echo fa:16:3e:6d:d3:ff