++ 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=49011f09-c427-4e98-84d7-5f33387160fe
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:ab:88:bc
+ echo 49011f09-c427-4e98-84d7-5f33387160fe
+ echo fa:16:3e:ab:88:bc