++ 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=a864c84b-828a-460d-a01c-72aca1376fad
++ openstack port show octavia-health-manager-port-instance -c mac_address -f value
+ HM_PORT_MAC=fa:16:3e:93:8d:5a
+ echo a864c84b-828a-460d-a01c-72aca1376fad
+ echo fa:16:3e:93:8d:5a