++ 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=38783123-cc29-4d37-9627-332ca4a495ce
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:e9:0e:66
+ echo 38783123-cc29-4d37-9627-332ca4a495ce
+ echo fa:16:3e:e9:0e:66