++ 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=f82df46b-fa5f-4750-9a5e-dd3de78ff8fa
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:2a:fe:e3
+ echo f82df46b-fa5f-4750-9a5e-dd3de78ff8fa
+ echo fa:16:3e:2a:fe:e3