++ 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=3ca8b8a8-cf69-4aae-8862-e2b28fef133f
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:3b:8c:b4
+ echo 3ca8b8a8-cf69-4aae-8862-e2b28fef133f
+ echo fa:16:3e:3b:8c:b4