++ 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=b734cb00-964e-4396-9e24-c9b888082054
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:bc:6b:89
+ echo b734cb00-964e-4396-9e24-c9b888082054
+ echo fa:16:3e:bc:6b:89