++ 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=98f73495-eea4-4ca4-879e-601ea8ffaf3f
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:33:c4:36
+ echo 98f73495-eea4-4ca4-879e-601ea8ffaf3f
+ echo fa:16:3e:33:c4:36