++ 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=d731c348-e543-4f03-8792-4fec79f56195
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:fc:ab:f0
+ echo d731c348-e543-4f03-8792-4fec79f56195
+ echo fa:16:3e:fc:ab:f0