++ 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=19829b53-5ae8-4dc7-b8e6-486e763ff7f3
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:d0:1d:8c
+ echo 19829b53-5ae8-4dc7-b8e6-486e763ff7f3
+ echo fa:16:3e:d0:1d:8c