++ 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=ad714761-9179-4dab-9c7e-61ec8666a7f1
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:e2:b2:ae
+ echo ad714761-9179-4dab-9c7e-61ec8666a7f1
+ echo fa:16:3e:e2:b2:ae