++ 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=66f2f798-a959-4313-a78b-943ff49c67b5
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:b3:bf:4b
+ echo 66f2f798-a959-4313-a78b-943ff49c67b5
+ echo fa:16:3e:b3:bf:4b