++ 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=467ffbb8-8ec8-4319-806f-d6cf6195580d
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:94:cf:b0
+ echo 467ffbb8-8ec8-4319-806f-d6cf6195580d
+ echo fa:16:3e:94:cf:b0