++ 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=c4c9c895-86f3-4f31-b3b4-9b89008e4184
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:91:e5:e6
+ echo c4c9c895-86f3-4f31-b3b4-9b89008e4184
+ echo fa:16:3e:91:e5:e6