++ 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=1bf843ec-e0be-491a-94e7-bb2ec1face4d
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:e5:43:85
+ echo 1bf843ec-e0be-491a-94e7-bb2ec1face4d
+ echo fa:16:3e:e5:43:85