++ 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=0aa915d6-ae35-43da-823e-6f7d6d0586b6
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:87:0a:56
+ echo 0aa915d6-ae35-43da-823e-6f7d6d0586b6
+ echo fa:16:3e:87:0a:56