++ 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=803f0158-c904-432c-adb1-31a0cc01636c
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:0c:7d:15
+ echo 803f0158-c904-432c-adb1-31a0cc01636c
+ echo fa:16:3e:0c:7d:15