++ 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=a0fc72a9-516e-4cf4-943c-a898fcf109f1
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:6d:b2:49
+ echo a0fc72a9-516e-4cf4-943c-a898fcf109f1
+ echo fa:16:3e:6d:b2:49