++ 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=e2c5837c-bd15-4bd3-916d-b94d15f716e9
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:c9:df:c7
+ echo e2c5837c-bd15-4bd3-916d-b94d15f716e9
+ echo fa:16:3e:c9:df:c7