++ 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=a65e4502-e42e-4eea-9dda-bb5423393aff
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:b9:f7:f9
+ echo a65e4502-e42e-4eea-9dda-bb5423393aff
+ echo fa:16:3e:b9:f7:f9