++ 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=3d1b3e2b-d46c-4ef6-b8de-bd211bf2cb1d
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:b2:48:e0
+ echo 3d1b3e2b-d46c-4ef6-b8de-bd211bf2cb1d
+ echo fa:16:3e:b2:48:e0