++ 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=b3ef3d26-5cc2-49c7-a49c-eef30b5fcb41
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:72:a4:e6
+ echo b3ef3d26-5cc2-49c7-a49c-eef30b5fcb41
+ echo fa:16:3e:72:a4:e6