++ 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=109cdf00-6517-44fd-bf90-6f5b66103e98
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:90:4f:5d
+ echo 109cdf00-6517-44fd-bf90-6f5b66103e98
+ echo fa:16:3e:90:4f:5d