++ 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=cb41d19d-a973-413b-8191-454671e8af57
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:20:27:b1
+ echo cb41d19d-a973-413b-8191-454671e8af57
+ echo fa:16:3e:20:27:b1