++ 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=7c82e2d4-9388-4e53-afa5-384bda657bc5
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:52:e9:df
+ echo 7c82e2d4-9388-4e53-afa5-384bda657bc5
+ echo fa:16:3e:52:e9:df