++ 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=786099f3-67d7-4b80-94b0-ff4dd1bf13cd
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:4b:ad:3b
+ echo 786099f3-67d7-4b80-94b0-ff4dd1bf13cd
+ echo fa:16:3e:4b:ad:3b