++ 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=50068a36-524e-4778-ad80-628daca9e7ba
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:55:b4:63
+ echo 50068a36-524e-4778-ad80-628daca9e7ba
+ echo fa:16:3e:55:b4:63