++ 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=2ca4544c-90a5-483b-8f0d-878a5b88d585
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:6c:7f:30
+ echo 2ca4544c-90a5-483b-8f0d-878a5b88d585
+ echo fa:16:3e:6c:7f:30