++ 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=f80a2572-d85c-4a4b-a8bb-37adfd3082d8
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:1e:c5:4f
+ echo f80a2572-d85c-4a4b-a8bb-37adfd3082d8
+ echo fa:16:3e:1e:c5:4f