++ 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=815df5bf-b95e-4980-b6ba-b695536603be
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:f9:45:24
+ echo 815df5bf-b95e-4980-b6ba-b695536603be
+ echo fa:16:3e:f9:45:24