++ 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=4bef9471-4ce2-40cf-b47b-11fc1d91d2da
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:37:0d:d4
+ echo 4bef9471-4ce2-40cf-b47b-11fc1d91d2da
+ echo fa:16:3e:37:0d:d4