++ 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=cdc43f0c-f67a-4278-ad9c-aef44a596a50
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:34:64:43
+ echo cdc43f0c-f67a-4278-ad9c-aef44a596a50
+ echo fa:16:3e:34:64:43