++ 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=eddf3cbf-3dd4-4e60-a5c9-100c91599684
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ac:96:79
+ echo eddf3cbf-3dd4-4e60-a5c9-100c91599684
+ echo fa:16:3e:ac:96:79